/[pcre]/code/trunk/pcretest.c
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revision 63 by nigel, Sat Feb 24 21:40:03 2007 UTC revision 667 by ph10, Mon Aug 22 14:57:32 2011 UTC
# Line 4  Line 4 
4    
5  /* This program was hacked up as a tester for PCRE. I really should have  /* This program was hacked up as a tester for PCRE. I really should have
6  written it more tidily in the first place. Will I ever learn? It has grown and  written it more tidily in the first place. Will I ever learn? It has grown and
7  been extended and consequently is now rather untidy in places. */  been extended and consequently is now rather, er, *very* untidy in places.
8    
9    -----------------------------------------------------------------------------
10    Redistribution and use in source and binary forms, with or without
11    modification, are permitted provided that the following conditions are met:
12    
13        * Redistributions of source code must retain the above copyright notice,
14          this list of conditions and the following disclaimer.
15    
16        * Redistributions in binary form must reproduce the above copyright
17          notice, this list of conditions and the following disclaimer in the
18          documentation and/or other materials provided with the distribution.
19    
20        * Neither the name of the University of Cambridge nor the names of its
21          contributors may be used to endorse or promote products derived from
22          this software without specific prior written permission.
23    
24    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
25    AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26    IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27    ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
28    LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
29    CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
30    SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
31    INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
32    CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
33    ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
34    POSSIBILITY OF SUCH DAMAGE.
35    -----------------------------------------------------------------------------
36    */
37    
38    
39    #ifdef HAVE_CONFIG_H
40    #include "config.h"
41    #endif
42    
43  #include <ctype.h>  #include <ctype.h>
44  #include <stdio.h>  #include <stdio.h>
# Line 12  been extended and consequently is now ra Line 46  been extended and consequently is now ra
46  #include <stdlib.h>  #include <stdlib.h>
47  #include <time.h>  #include <time.h>
48  #include <locale.h>  #include <locale.h>
49    #include <errno.h>
50    
51    #ifdef SUPPORT_LIBREADLINE
52    #ifdef HAVE_UNISTD_H
53    #include <unistd.h>
54    #endif
55    #include <readline/readline.h>
56    #include <readline/history.h>
57    #endif
58    
59    
60    /* A number of things vary for Windows builds. Originally, pcretest opened its
61    input and output without "b"; then I was told that "b" was needed in some
62    environments, so it was added for release 5.0 to both the input and output. (It
63    makes no difference on Unix-like systems.) Later I was told that it is wrong
64    for the input on Windows. I've now abstracted the modes into two macros that
65    are set here, to make it easier to fiddle with them, and removed "b" from the
66    input mode under Windows. */
67    
68    #if defined(_WIN32) || defined(WIN32)
69    #include <io.h>                /* For _setmode() */
70    #include <fcntl.h>             /* For _O_BINARY */
71    #define INPUT_MODE   "r"
72    #define OUTPUT_MODE  "wb"
73    
74    #ifndef isatty
75    #define isatty _isatty         /* This is what Windows calls them, I'm told, */
76    #endif                         /* though in some environments they seem to   */
77                                   /* be already defined, hence the #ifndefs.    */
78    #ifndef fileno
79    #define fileno _fileno
80    #endif
81    
82    /* A user sent this fix for Borland Builder 5 under Windows. */
83    
84    #ifdef __BORLANDC__
85    #define _setmode(handle, mode) setmode(handle, mode)
86    #endif
87    
88    /* Not Windows */
89    
90    #else
91    #include <sys/time.h>          /* These two includes are needed */
92    #include <sys/resource.h>      /* for setrlimit(). */
93    #define INPUT_MODE   "rb"
94    #define OUTPUT_MODE  "wb"
95    #endif
96    
 /* We need the internal info for displaying the results of pcre_study(). Also  
 for getting the opcodes for showing compiled code. */  
97    
98  #define PCRE_SPY        /* For Win32 build, import data, not export */  /* We have to include pcre_internal.h because we need the internal info for
99  #include "internal.h"  displaying the results of pcre_study() and we also need to know about the
100    internal macros, structures, and other internal data values; pcretest has
101    "inside information" compared to a program that strictly follows the PCRE API.
102    
103    Although pcre_internal.h does itself include pcre.h, we explicitly include it
104    here before pcre_internal.h so that the PCRE_EXP_xxx macros get set
105    appropriately for an application, not for building PCRE. */
106    
107    #include "pcre.h"
108    #include "pcre_internal.h"
109    
110    /* We need access to some of the data tables that PCRE uses. So as not to have
111    to keep two copies, we include the source file here, changing the names of the
112    external symbols to prevent clashes. */
113    
114    #define _pcre_ucp_gentype      ucp_gentype
115    #define _pcre_ucp_typerange    ucp_typerange
116    #define _pcre_utf8_table1      utf8_table1
117    #define _pcre_utf8_table1_size utf8_table1_size
118    #define _pcre_utf8_table2      utf8_table2
119    #define _pcre_utf8_table3      utf8_table3
120    #define _pcre_utf8_table4      utf8_table4
121    #define _pcre_utf8_char_sizes  utf8_char_sizes
122    #define _pcre_utt              utt
123    #define _pcre_utt_size         utt_size
124    #define _pcre_utt_names        utt_names
125    #define _pcre_OP_lengths       OP_lengths
126    
127    #include "pcre_tables.c"
128    
129    /* We also need the pcre_printint() function for printing out compiled
130    patterns. This function is in a separate file so that it can be included in
131    pcre_compile.c when that module is compiled with debugging enabled. It needs to
132    know which case is being compiled. */
133    
134    #define COMPILING_PCRETEST
135    #include "pcre_printint.src"
136    
137    /* The definition of the macro PRINTABLE, which determines whether to print an
138    output character as-is or as a hex value when showing compiled patterns, is
139    contained in the printint.src file. We uses it here also, in cases when the
140    locale has not been explicitly changed, so as to get consistent output from
141    systems that differ in their output from isprint() even in the "C" locale. */
142    
143    #define PRINTHEX(c) (locale_set? isprint(c) : PRINTABLE(c))
144    
145  /* It is possible to compile this test program without including support for  /* It is possible to compile this test program without including support for
146  testing the POSIX interface, though this is not available via the standard  testing the POSIX interface, though this is not available via the standard
# Line 27  Makefile. */ Line 150  Makefile. */
150  #include "pcreposix.h"  #include "pcreposix.h"
151  #endif  #endif
152    
153    /* It is also possible, for the benefit of the version currently imported into
154    Exim, to build pcretest without support for UTF8 (define NOUTF8), without the
155    interface to the DFA matcher (NODFA), and without the doublecheck of the old
156    "info" function (define NOINFOCHECK). In fact, we automatically cut out the
157    UTF8 support if PCRE is built without it. */
158    
159    #ifndef SUPPORT_UTF8
160    #ifndef NOUTF8
161    #define NOUTF8
162    #endif
163    #endif
164    
165    
166    /* Other parameters */
167    
168  #ifndef CLOCKS_PER_SEC  #ifndef CLOCKS_PER_SEC
169  #ifdef CLK_TCK  #ifdef CLK_TCK
170  #define CLOCKS_PER_SEC CLK_TCK  #define CLOCKS_PER_SEC CLK_TCK
# Line 35  Makefile. */ Line 173  Makefile. */
173  #endif  #endif
174  #endif  #endif
175    
176  #define LOOPREPEAT 50000  /* This is the default loop count for timing. */
177    
178    #define LOOPREPEAT 500000
179    
180    /* Static variables */
181    
182  static FILE *outfile;  static FILE *outfile;
183  static int log_store = 0;  static int log_store = 0;
# Line 44  static int callout_count; Line 185  static int callout_count;
185  static int callout_extra;  static int callout_extra;
186  static int callout_fail_count;  static int callout_fail_count;
187  static int callout_fail_id;  static int callout_fail_id;
188    static int debug_lengths;
189  static int first_callout;  static int first_callout;
190  static int utf8;  static int locale_set = 0;
191    static int show_malloc;
192    static int use_utf8;
193  static size_t gotten_store;  static size_t gotten_store;
194    static const unsigned char *last_callout_mark = NULL;
195    
196    /* The buffers grow automatically if very long input lines are encountered. */
197    
198    static int buffer_size = 50000;
199    static uschar *buffer = NULL;
200    static uschar *dbuffer = NULL;
201    static uschar *pbuffer = NULL;
202    
203    /* Textual explanations for runtime error codes */
204    
205    static const char *errtexts[] = {
206      NULL,  /* 0 is no error */
207      NULL,  /* NOMATCH is handled specially */
208      "NULL argument passed",
209      "bad option value",
210      "magic number missing",
211      "unknown opcode - pattern overwritten?",
212      "no more memory",
213      NULL,  /* never returned by pcre_exec() or pcre_dfa_exec() */
214      "match limit exceeded",
215      "callout error code",
216      NULL,  /* BADUTF8 is handled specially */
217      "bad UTF-8 offset",
218      NULL,  /* PARTIAL is handled specially */
219      "not used - internal error",
220      "internal error - pattern overwritten?",
221      "bad count value",
222      "item unsupported for DFA matching",
223      "backreference condition or recursion test not supported for DFA matching",
224      "match limit not supported for DFA matching",
225      "workspace size exceeded in DFA matching",
226      "too much recursion for DFA matching",
227      "recursion limit exceeded",
228      "not used - internal error",
229      "invalid combination of newline options",
230      "bad offset value",
231      NULL,  /* SHORTUTF8 is handled specially */
232      "nested recursion at the same subject position"
233    };
234    
235    
236    /*************************************************
237    *         Alternate character tables             *
238    *************************************************/
239    
240  static int utf8_table1[] = {  /* By default, the "tables" pointer when calling PCRE is set to NULL, thereby
241    0x0000007f, 0x000007ff, 0x0000ffff, 0x001fffff, 0x03ffffff, 0x7fffffff};  using the default tables of the library. However, the T option can be used to
242    select alternate sets of tables, for different kinds of testing. Note also that
243    the L (locale) option also adjusts the tables. */
244    
245    /* This is the set of tables distributed as default with PCRE. It recognizes
246    only ASCII characters. */
247    
248    static const unsigned char tables0[] = {
249    
250    /* This table is a lower casing table. */
251    
252        0,  1,  2,  3,  4,  5,  6,  7,
253        8,  9, 10, 11, 12, 13, 14, 15,
254       16, 17, 18, 19, 20, 21, 22, 23,
255       24, 25, 26, 27, 28, 29, 30, 31,
256       32, 33, 34, 35, 36, 37, 38, 39,
257       40, 41, 42, 43, 44, 45, 46, 47,
258       48, 49, 50, 51, 52, 53, 54, 55,
259       56, 57, 58, 59, 60, 61, 62, 63,
260       64, 97, 98, 99,100,101,102,103,
261      104,105,106,107,108,109,110,111,
262      112,113,114,115,116,117,118,119,
263      120,121,122, 91, 92, 93, 94, 95,
264       96, 97, 98, 99,100,101,102,103,
265      104,105,106,107,108,109,110,111,
266      112,113,114,115,116,117,118,119,
267      120,121,122,123,124,125,126,127,
268      128,129,130,131,132,133,134,135,
269      136,137,138,139,140,141,142,143,
270      144,145,146,147,148,149,150,151,
271      152,153,154,155,156,157,158,159,
272      160,161,162,163,164,165,166,167,
273      168,169,170,171,172,173,174,175,
274      176,177,178,179,180,181,182,183,
275      184,185,186,187,188,189,190,191,
276      192,193,194,195,196,197,198,199,
277      200,201,202,203,204,205,206,207,
278      208,209,210,211,212,213,214,215,
279      216,217,218,219,220,221,222,223,
280      224,225,226,227,228,229,230,231,
281      232,233,234,235,236,237,238,239,
282      240,241,242,243,244,245,246,247,
283      248,249,250,251,252,253,254,255,
284    
285    /* This table is a case flipping table. */
286    
287        0,  1,  2,  3,  4,  5,  6,  7,
288        8,  9, 10, 11, 12, 13, 14, 15,
289       16, 17, 18, 19, 20, 21, 22, 23,
290       24, 25, 26, 27, 28, 29, 30, 31,
291       32, 33, 34, 35, 36, 37, 38, 39,
292       40, 41, 42, 43, 44, 45, 46, 47,
293       48, 49, 50, 51, 52, 53, 54, 55,
294       56, 57, 58, 59, 60, 61, 62, 63,
295       64, 97, 98, 99,100,101,102,103,
296      104,105,106,107,108,109,110,111,
297      112,113,114,115,116,117,118,119,
298      120,121,122, 91, 92, 93, 94, 95,
299       96, 65, 66, 67, 68, 69, 70, 71,
300       72, 73, 74, 75, 76, 77, 78, 79,
301       80, 81, 82, 83, 84, 85, 86, 87,
302       88, 89, 90,123,124,125,126,127,
303      128,129,130,131,132,133,134,135,
304      136,137,138,139,140,141,142,143,
305      144,145,146,147,148,149,150,151,
306      152,153,154,155,156,157,158,159,
307      160,161,162,163,164,165,166,167,
308      168,169,170,171,172,173,174,175,
309      176,177,178,179,180,181,182,183,
310      184,185,186,187,188,189,190,191,
311      192,193,194,195,196,197,198,199,
312      200,201,202,203,204,205,206,207,
313      208,209,210,211,212,213,214,215,
314      216,217,218,219,220,221,222,223,
315      224,225,226,227,228,229,230,231,
316      232,233,234,235,236,237,238,239,
317      240,241,242,243,244,245,246,247,
318      248,249,250,251,252,253,254,255,
319    
320    /* This table contains bit maps for various character classes. Each map is 32
321    bytes long and the bits run from the least significant end of each byte. The
322    classes that have their own maps are: space, xdigit, digit, upper, lower, word,
323    graph, print, punct, and cntrl. Other classes are built from combinations. */
324    
325      0x00,0x3e,0x00,0x00,0x01,0x00,0x00,0x00,
326      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
327      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
328      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
329    
330      0x00,0x00,0x00,0x00,0x00,0x00,0xff,0x03,
331      0x7e,0x00,0x00,0x00,0x7e,0x00,0x00,0x00,
332      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
333      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
334    
335      0x00,0x00,0x00,0x00,0x00,0x00,0xff,0x03,
336      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
337      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
338      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
339    
340      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
341      0xfe,0xff,0xff,0x07,0x00,0x00,0x00,0x00,
342      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
343      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
344    
345      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
346      0x00,0x00,0x00,0x00,0xfe,0xff,0xff,0x07,
347      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
348      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
349    
350      0x00,0x00,0x00,0x00,0x00,0x00,0xff,0x03,
351      0xfe,0xff,0xff,0x87,0xfe,0xff,0xff,0x07,
352      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
353      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
354    
355      0x00,0x00,0x00,0x00,0xfe,0xff,0xff,0xff,
356      0xff,0xff,0xff,0xff,0xff,0xff,0xff,0x7f,
357      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
358      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
359    
360      0x00,0x00,0x00,0x00,0xff,0xff,0xff,0xff,
361      0xff,0xff,0xff,0xff,0xff,0xff,0xff,0x7f,
362      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
363      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
364    
365      0x00,0x00,0x00,0x00,0xfe,0xff,0x00,0xfc,
366      0x01,0x00,0x00,0xf8,0x01,0x00,0x00,0x78,
367      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
368      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
369    
370      0xff,0xff,0xff,0xff,0x00,0x00,0x00,0x00,
371      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,
372      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
373      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
374    
375    /* This table identifies various classes of character by individual bits:
376      0x01   white space character
377      0x02   letter
378      0x04   decimal digit
379      0x08   hexadecimal digit
380      0x10   alphanumeric or '_'
381      0x80   regular expression metacharacter or binary zero
382    */
383    
384  static int utf8_table2[] = {    0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /*   0-  7 */
385    0, 0xc0, 0xe0, 0xf0, 0xf8, 0xfc};    0x00,0x01,0x01,0x00,0x01,0x01,0x00,0x00, /*   8- 15 */
386      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /*  16- 23 */
387      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /*  24- 31 */
388      0x01,0x00,0x00,0x00,0x80,0x00,0x00,0x00, /*    - '  */
389      0x80,0x80,0x80,0x80,0x00,0x00,0x80,0x00, /*  ( - /  */
390      0x1c,0x1c,0x1c,0x1c,0x1c,0x1c,0x1c,0x1c, /*  0 - 7  */
391      0x1c,0x1c,0x00,0x00,0x00,0x00,0x00,0x80, /*  8 - ?  */
392      0x00,0x1a,0x1a,0x1a,0x1a,0x1a,0x1a,0x12, /*  @ - G  */
393      0x12,0x12,0x12,0x12,0x12,0x12,0x12,0x12, /*  H - O  */
394      0x12,0x12,0x12,0x12,0x12,0x12,0x12,0x12, /*  P - W  */
395      0x12,0x12,0x12,0x80,0x80,0x00,0x80,0x10, /*  X - _  */
396      0x00,0x1a,0x1a,0x1a,0x1a,0x1a,0x1a,0x12, /*  ` - g  */
397      0x12,0x12,0x12,0x12,0x12,0x12,0x12,0x12, /*  h - o  */
398      0x12,0x12,0x12,0x12,0x12,0x12,0x12,0x12, /*  p - w  */
399      0x12,0x12,0x12,0x80,0x80,0x00,0x00,0x00, /*  x -127 */
400      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /* 128-135 */
401      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /* 136-143 */
402      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /* 144-151 */
403      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /* 152-159 */
404      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /* 160-167 */
405      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /* 168-175 */
406      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /* 176-183 */
407      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /* 184-191 */
408      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /* 192-199 */
409      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /* 200-207 */
410      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /* 208-215 */
411      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /* 216-223 */
412      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /* 224-231 */
413      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /* 232-239 */
414      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /* 240-247 */
415      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};/* 248-255 */
416    
417    /* This is a set of tables that came orginally from a Windows user. It seems to
418    be at least an approximation of ISO 8859. In particular, there are characters
419    greater than 128 that are marked as spaces, letters, etc. */
420    
421    static const unsigned char tables1[] = {
422    0,1,2,3,4,5,6,7,
423    8,9,10,11,12,13,14,15,
424    16,17,18,19,20,21,22,23,
425    24,25,26,27,28,29,30,31,
426    32,33,34,35,36,37,38,39,
427    40,41,42,43,44,45,46,47,
428    48,49,50,51,52,53,54,55,
429    56,57,58,59,60,61,62,63,
430    64,97,98,99,100,101,102,103,
431    104,105,106,107,108,109,110,111,
432    112,113,114,115,116,117,118,119,
433    120,121,122,91,92,93,94,95,
434    96,97,98,99,100,101,102,103,
435    104,105,106,107,108,109,110,111,
436    112,113,114,115,116,117,118,119,
437    120,121,122,123,124,125,126,127,
438    128,129,130,131,132,133,134,135,
439    136,137,138,139,140,141,142,143,
440    144,145,146,147,148,149,150,151,
441    152,153,154,155,156,157,158,159,
442    160,161,162,163,164,165,166,167,
443    168,169,170,171,172,173,174,175,
444    176,177,178,179,180,181,182,183,
445    184,185,186,187,188,189,190,191,
446    224,225,226,227,228,229,230,231,
447    232,233,234,235,236,237,238,239,
448    240,241,242,243,244,245,246,215,
449    248,249,250,251,252,253,254,223,
450    224,225,226,227,228,229,230,231,
451    232,233,234,235,236,237,238,239,
452    240,241,242,243,244,245,246,247,
453    248,249,250,251,252,253,254,255,
454    0,1,2,3,4,5,6,7,
455    8,9,10,11,12,13,14,15,
456    16,17,18,19,20,21,22,23,
457    24,25,26,27,28,29,30,31,
458    32,33,34,35,36,37,38,39,
459    40,41,42,43,44,45,46,47,
460    48,49,50,51,52,53,54,55,
461    56,57,58,59,60,61,62,63,
462    64,97,98,99,100,101,102,103,
463    104,105,106,107,108,109,110,111,
464    112,113,114,115,116,117,118,119,
465    120,121,122,91,92,93,94,95,
466    96,65,66,67,68,69,70,71,
467    72,73,74,75,76,77,78,79,
468    80,81,82,83,84,85,86,87,
469    88,89,90,123,124,125,126,127,
470    128,129,130,131,132,133,134,135,
471    136,137,138,139,140,141,142,143,
472    144,145,146,147,148,149,150,151,
473    152,153,154,155,156,157,158,159,
474    160,161,162,163,164,165,166,167,
475    168,169,170,171,172,173,174,175,
476    176,177,178,179,180,181,182,183,
477    184,185,186,187,188,189,190,191,
478    224,225,226,227,228,229,230,231,
479    232,233,234,235,236,237,238,239,
480    240,241,242,243,244,245,246,215,
481    248,249,250,251,252,253,254,223,
482    192,193,194,195,196,197,198,199,
483    200,201,202,203,204,205,206,207,
484    208,209,210,211,212,213,214,247,
485    216,217,218,219,220,221,222,255,
486    0,62,0,0,1,0,0,0,
487    0,0,0,0,0,0,0,0,
488    32,0,0,0,1,0,0,0,
489    0,0,0,0,0,0,0,0,
490    0,0,0,0,0,0,255,3,
491    126,0,0,0,126,0,0,0,
492    0,0,0,0,0,0,0,0,
493    0,0,0,0,0,0,0,0,
494    0,0,0,0,0,0,255,3,
495    0,0,0,0,0,0,0,0,
496    0,0,0,0,0,0,12,2,
497    0,0,0,0,0,0,0,0,
498    0,0,0,0,0,0,0,0,
499    254,255,255,7,0,0,0,0,
500    0,0,0,0,0,0,0,0,
501    255,255,127,127,0,0,0,0,
502    0,0,0,0,0,0,0,0,
503    0,0,0,0,254,255,255,7,
504    0,0,0,0,0,4,32,4,
505    0,0,0,128,255,255,127,255,
506    0,0,0,0,0,0,255,3,
507    254,255,255,135,254,255,255,7,
508    0,0,0,0,0,4,44,6,
509    255,255,127,255,255,255,127,255,
510    0,0,0,0,254,255,255,255,
511    255,255,255,255,255,255,255,127,
512    0,0,0,0,254,255,255,255,
513    255,255,255,255,255,255,255,255,
514    0,2,0,0,255,255,255,255,
515    255,255,255,255,255,255,255,127,
516    0,0,0,0,255,255,255,255,
517    255,255,255,255,255,255,255,255,
518    0,0,0,0,254,255,0,252,
519    1,0,0,248,1,0,0,120,
520    0,0,0,0,254,255,255,255,
521    0,0,128,0,0,0,128,0,
522    255,255,255,255,0,0,0,0,
523    0,0,0,0,0,0,0,128,
524    255,255,255,255,0,0,0,0,
525    0,0,0,0,0,0,0,0,
526    128,0,0,0,0,0,0,0,
527    0,1,1,0,1,1,0,0,
528    0,0,0,0,0,0,0,0,
529    0,0,0,0,0,0,0,0,
530    1,0,0,0,128,0,0,0,
531    128,128,128,128,0,0,128,0,
532    28,28,28,28,28,28,28,28,
533    28,28,0,0,0,0,0,128,
534    0,26,26,26,26,26,26,18,
535    18,18,18,18,18,18,18,18,
536    18,18,18,18,18,18,18,18,
537    18,18,18,128,128,0,128,16,
538    0,26,26,26,26,26,26,18,
539    18,18,18,18,18,18,18,18,
540    18,18,18,18,18,18,18,18,
541    18,18,18,128,128,0,0,0,
542    0,0,0,0,0,1,0,0,
543    0,0,0,0,0,0,0,0,
544    0,0,0,0,0,0,0,0,
545    0,0,0,0,0,0,0,0,
546    1,0,0,0,0,0,0,0,
547    0,0,18,0,0,0,0,0,
548    0,0,20,20,0,18,0,0,
549    0,20,18,0,0,0,0,0,
550    18,18,18,18,18,18,18,18,
551    18,18,18,18,18,18,18,18,
552    18,18,18,18,18,18,18,0,
553    18,18,18,18,18,18,18,18,
554    18,18,18,18,18,18,18,18,
555    18,18,18,18,18,18,18,18,
556    18,18,18,18,18,18,18,0,
557    18,18,18,18,18,18,18,18
558    };
559    
 static int utf8_table3[] = {  
   0xff, 0x1f, 0x0f, 0x07, 0x03, 0x01};  
560    
561    
562    
563    #ifndef HAVE_STRERROR
564  /*************************************************  /*************************************************
565  *         Print compiled regex                   *  *     Provide strerror() for non-ANSI libraries  *
566  *************************************************/  *************************************************/
567    
568  /* The code for doing this is held in a separate file that is also included in  /* Some old-fashioned systems still around (e.g. SunOS4) don't have strerror()
569  pcre.c when it is compiled with the debug switch. It defines a function called  in their libraries, but can provide the same facility by this simple
570  print_internals(), which uses a table of opcode lengths defined by the macro  alternative function. */
571  OP_LENGTHS, whose name must be OP_lengths. */  
572    extern int   sys_nerr;
573    extern char *sys_errlist[];
574    
575    char *
576    strerror(int n)
577    {
578    if (n < 0 || n >= sys_nerr) return "unknown error number";
579    return sys_errlist[n];
580    }
581    #endif /* HAVE_STRERROR */
582    
583    
584    /*************************************************
585    *         JIT memory callback                    *
586    *************************************************/
587    
588    static pcre_jit_stack* jit_callback(void *arg)
589    {
590    return (pcre_jit_stack *)arg;
591    }
592    
593    
594    /*************************************************
595    *        Read or extend an input line            *
596    *************************************************/
597    
598    /* Input lines are read into buffer, but both patterns and data lines can be
599    continued over multiple input lines. In addition, if the buffer fills up, we
600    want to automatically expand it so as to be able to handle extremely large
601    lines that are needed for certain stress tests. When the input buffer is
602    expanded, the other two buffers must also be expanded likewise, and the
603    contents of pbuffer, which are a copy of the input for callouts, must be
604    preserved (for when expansion happens for a data line). This is not the most
605    optimal way of handling this, but hey, this is just a test program!
606    
607    Arguments:
608      f            the file to read
609      start        where in buffer to start (this *must* be within buffer)
610      prompt       for stdin or readline()
611    
612    Returns:       pointer to the start of new data
613                   could be a copy of start, or could be moved
614                   NULL if no data read and EOF reached
615    */
616    
617    static uschar *
618    extend_inputline(FILE *f, uschar *start, const char *prompt)
619    {
620    uschar *here = start;
621    
622    for (;;)
623      {
624      int rlen = (int)(buffer_size - (here - buffer));
625    
626      if (rlen > 1000)
627        {
628        int dlen;
629    
630        /* If libreadline support is required, use readline() to read a line if the
631        input is a terminal. Note that readline() removes the trailing newline, so
632        we must put it back again, to be compatible with fgets(). */
633    
634    #ifdef SUPPORT_LIBREADLINE
635        if (isatty(fileno(f)))
636          {
637          size_t len;
638          char *s = readline(prompt);
639          if (s == NULL) return (here == start)? NULL : start;
640          len = strlen(s);
641          if (len > 0) add_history(s);
642          if (len > rlen - 1) len = rlen - 1;
643          memcpy(here, s, len);
644          here[len] = '\n';
645          here[len+1] = 0;
646          free(s);
647          }
648        else
649    #endif
650    
651        /* Read the next line by normal means, prompting if the file is stdin. */
652    
653          {
654          if (f == stdin) printf("%s", prompt);
655          if (fgets((char *)here, rlen,  f) == NULL)
656            return (here == start)? NULL : start;
657          }
658    
659        dlen = (int)strlen((char *)here);
660        if (dlen > 0 && here[dlen - 1] == '\n') return start;
661        here += dlen;
662        }
663    
664      else
665        {
666        int new_buffer_size = 2*buffer_size;
667        uschar *new_buffer = (unsigned char *)malloc(new_buffer_size);
668        uschar *new_dbuffer = (unsigned char *)malloc(new_buffer_size);
669        uschar *new_pbuffer = (unsigned char *)malloc(new_buffer_size);
670    
671        if (new_buffer == NULL || new_dbuffer == NULL || new_pbuffer == NULL)
672          {
673          fprintf(stderr, "pcretest: malloc(%d) failed\n", new_buffer_size);
674          exit(1);
675          }
676    
677        memcpy(new_buffer, buffer, buffer_size);
678        memcpy(new_pbuffer, pbuffer, buffer_size);
679    
680        buffer_size = new_buffer_size;
681    
682        start = new_buffer + (start - buffer);
683        here = new_buffer + (here - buffer);
684    
685        free(buffer);
686        free(dbuffer);
687        free(pbuffer);
688    
689        buffer = new_buffer;
690        dbuffer = new_dbuffer;
691        pbuffer = new_pbuffer;
692        }
693      }
694    
695    return NULL;  /* Control never gets here */
696    }
697    
698    
699    
 static uschar OP_lengths[] = { OP_LENGTHS };  
700    
 #include "printint.c"  
701    
702    
703    
# Line 82  static uschar OP_lengths[] = { OP_LENGTH Line 707  static uschar OP_lengths[] = { OP_LENGTH
707    
708  /* We don't use strtoul() because SunOS4 doesn't have it. Rather than mess  /* We don't use strtoul() because SunOS4 doesn't have it. Rather than mess
709  around with conditional compilation, just do the job by hand. It is only used  around with conditional compilation, just do the job by hand. It is only used
710  for unpicking the -o argument, so just keep it simple.  for unpicking arguments, so just keep it simple.
711    
712  Arguments:  Arguments:
713    str           string to be converted    str           string to be converted
# Line 103  return(result); Line 728  return(result);
728    
729    
730    
 /*************************************************  
 *       Convert character value to UTF-8         *  
 *************************************************/  
   
 /* This function takes an integer value in the range 0 - 0x7fffffff  
 and encodes it as a UTF-8 character in 0 to 6 bytes.  
   
 Arguments:  
   cvalue     the character value  
   buffer     pointer to buffer for result - at least 6 bytes long  
   
 Returns:     number of characters placed in the buffer  
              -1 if input character is negative  
              0 if input character is positive but too big (only when  
              int is longer than 32 bits)  
 */  
   
 static int  
 ord2utf8(int cvalue, unsigned char *buffer)  
 {  
 register int i, j;  
 for (i = 0; i < sizeof(utf8_table1)/sizeof(int); i++)  
   if (cvalue <= utf8_table1[i]) break;  
 if (i >= sizeof(utf8_table1)/sizeof(int)) return 0;  
 if (cvalue < 0) return -1;  
   
 buffer += i;  
 for (j = i; j > 0; j--)  
  {  
  *buffer-- = 0x80 | (cvalue & 0x3f);  
  cvalue >>= 6;  
  }  
 *buffer = utf8_table2[i] | cvalue;  
 return i + 1;  
 }  
   
731    
732  /*************************************************  /*************************************************
733  *            Convert UTF-8 string to value       *  *            Convert UTF-8 string to value       *
# Line 148  return i + 1; Line 737  return i + 1;
737  and returns the value of the character.  and returns the value of the character.
738    
739  Argument:  Argument:
740    buffer   a pointer to the byte vector    utf8bytes   a pointer to the byte vector
741    vptr     a pointer to an int to receive the value    vptr        a pointer to an int to receive the value
742    
743  Returns:   >  0 => the number of bytes consumed  Returns:      >  0 => the number of bytes consumed
744             -6 to 0 => malformed UTF-8 character at offset = (-return)                -6 to 0 => malformed UTF-8 character at offset = (-return)
745  */  */
746    
747  int  #if !defined NOUTF8
748  utf82ord(unsigned char *buffer, int *vptr)  
749    static int
750    utf82ord(unsigned char *utf8bytes, int *vptr)
751  {  {
752  int c = *buffer++;  int c = *utf8bytes++;
753  int d = c;  int d = c;
754  int i, j, s;  int i, j, s;
755    
# Line 178  d = (c & utf8_table3[i]) << s; Line 769  d = (c & utf8_table3[i]) << s;
769    
770  for (j = 0; j < i; j++)  for (j = 0; j < i; j++)
771    {    {
772    c = *buffer++;    c = *utf8bytes++;
773    if ((c & 0xc0) != 0x80) return -(j+1);    if ((c & 0xc0) != 0x80) return -(j+1);
774    s -= 6;    s -= 6;
775    d |= (c & 0x3f) << s;    d |= (c & 0x3f) << s;
# Line 186  for (j = 0; j < i; j++) Line 777  for (j = 0; j < i; j++)
777    
778  /* Check that encoding was the correct unique one */  /* Check that encoding was the correct unique one */
779    
780  for (j = 0; j < sizeof(utf8_table1)/sizeof(int); j++)  for (j = 0; j < utf8_table1_size; j++)
781    if (d <= utf8_table1[j]) break;    if (d <= utf8_table1[j]) break;
782  if (j != i) return -(i+1);  if (j != i) return -(i+1);
783    
# Line 196  if (j != i) return -(i+1); Line 787  if (j != i) return -(i+1);
787  return i+1;  return i+1;
788  }  }
789    
790    #endif
791    
792    
793    
794    /*************************************************
795    *       Convert character value to UTF-8         *
796    *************************************************/
797    
798    /* This function takes an integer value in the range 0 - 0x7fffffff
799    and encodes it as a UTF-8 character in 0 to 6 bytes.
800    
801    Arguments:
802      cvalue     the character value
803      utf8bytes  pointer to buffer for result - at least 6 bytes long
804    
805    Returns:     number of characters placed in the buffer
806    */
807    
808    #if !defined NOUTF8
809    
810    static int
811    ord2utf8(int cvalue, uschar *utf8bytes)
812    {
813    register int i, j;
814    for (i = 0; i < utf8_table1_size; i++)
815      if (cvalue <= utf8_table1[i]) break;
816    utf8bytes += i;
817    for (j = i; j > 0; j--)
818     {
819     *utf8bytes-- = 0x80 | (cvalue & 0x3f);
820     cvalue >>= 6;
821     }
822    *utf8bytes = utf8_table2[i] | cvalue;
823    return i + 1;
824    }
825    
826    #endif
827    
828    
829    
830  /*************************************************  /*************************************************
# Line 208  chars without printing. */ Line 837  chars without printing. */
837    
838  static int pchars(unsigned char *p, int length, FILE *f)  static int pchars(unsigned char *p, int length, FILE *f)
839  {  {
840  int c;  int c = 0;
841  int yield = 0;  int yield = 0;
842    
843  while (length-- > 0)  while (length-- > 0)
844    {    {
845    if (utf8)  #if !defined NOUTF8
846      if (use_utf8)
847      {      {
848      int rc = utf82ord(p, &c);      int rc = utf82ord(p, &c);
849    
# Line 221  while (length-- > 0) Line 851  while (length-- > 0)
851        {        {
852        length -= rc - 1;        length -= rc - 1;
853        p += rc;        p += rc;
854        if (c < 256 && isprint(c))        if (PRINTHEX(c))
855          {          {
856          if (f != NULL) fprintf(f, "%c", c);          if (f != NULL) fprintf(f, "%c", c);
857          yield++;          yield++;
858          }          }
859        else        else
860          {          {
861          int n;          int n = 4;
862          if (f != NULL) fprintf(f, "\\x{%02x}%n", c, &n);          if (f != NULL) fprintf(f, "\\x{%02x}", c);
863          yield += n;          yield += (n <= 0x000000ff)? 2 :
864                     (n <= 0x00000fff)? 3 :
865                     (n <= 0x0000ffff)? 4 :
866                     (n <= 0x000fffff)? 5 : 6;
867          }          }
868        continue;        continue;
869        }        }
870      }      }
871    #endif
872    
873     /* Not UTF-8, or malformed UTF-8  */     /* Not UTF-8, or malformed UTF-8  */
874    
875    if (isprint(c = *(p++)))    c = *p++;
876      if (PRINTHEX(c))
877      {      {
878      if (f != NULL) fprintf(f, "%c", c);      if (f != NULL) fprintf(f, "%c", c);
879      yield++;      yield++;
# Line 266  data is not zero. */ Line 901  data is not zero. */
901  static int callout(pcre_callout_block *cb)  static int callout(pcre_callout_block *cb)
902  {  {
903  FILE *f = (first_callout | callout_extra)? outfile : NULL;  FILE *f = (first_callout | callout_extra)? outfile : NULL;
904  int i, pre_start, post_start;  int i, pre_start, post_start, subject_length;
905    
906  if (callout_extra)  if (callout_extra)
907    {    {
   int i;  
908    fprintf(f, "Callout %d: last capture = %d\n",    fprintf(f, "Callout %d: last capture = %d\n",
909      cb->callout_number, cb->capture_last);      cb->callout_number, cb->capture_last);
910    
# Line 298  pre_start = pchars((unsigned char *)cb-> Line 932  pre_start = pchars((unsigned char *)cb->
932  post_start = pchars((unsigned char *)(cb->subject + cb->start_match),  post_start = pchars((unsigned char *)(cb->subject + cb->start_match),
933    cb->current_position - cb->start_match, f);    cb->current_position - cb->start_match, f);
934    
935    subject_length = pchars((unsigned char *)cb->subject, cb->subject_length, NULL);
936    
937  (void)pchars((unsigned char *)(cb->subject + cb->current_position),  (void)pchars((unsigned char *)(cb->subject + cb->current_position),
938    cb->subject_length - cb->current_position, f);    cb->subject_length - cb->current_position, f);
939    
940  if (f != NULL) fprintf(f, "\n");  if (f != NULL) fprintf(f, "\n");
941    
942  /* Always print appropriate indicators, with callout number if not already  /* Always print appropriate indicators, with callout number if not already
943  shown */  shown. For automatic callouts, show the pattern offset. */
944    
945  if (callout_extra) fprintf(outfile, "    ");  if (cb->callout_number == 255)
946    else fprintf(outfile, "%3d ", cb->callout_number);    {
947      fprintf(outfile, "%+3d ", cb->pattern_position);
948      if (cb->pattern_position > 99) fprintf(outfile, "\n    ");
949      }
950    else
951      {
952      if (callout_extra) fprintf(outfile, "    ");
953        else fprintf(outfile, "%3d ", cb->callout_number);
954      }
955    
956  for (i = 0; i < pre_start; i++) fprintf(outfile, " ");  for (i = 0; i < pre_start; i++) fprintf(outfile, " ");
957  fprintf(outfile, "^");  fprintf(outfile, "^");
# Line 318  if (post_start > 0) Line 962  if (post_start > 0)
962    fprintf(outfile, "^");    fprintf(outfile, "^");
963    }    }
964    
965  fprintf(outfile, "\n");  for (i = 0; i < subject_length - pre_start - post_start + 4; i++)
966      fprintf(outfile, " ");
967    
968    fprintf(outfile, "%.*s", (cb->next_item_length == 0)? 1 : cb->next_item_length,
969      pbuffer + cb->pattern_position);
970    
971    fprintf(outfile, "\n");
972  first_callout = 0;  first_callout = 0;
973    
974  if ((int)(cb->callout_data) != 0)  if (cb->mark != last_callout_mark)
975    {    {
976    fprintf(outfile, "Callout data = %d\n", (int)(cb->callout_data));    fprintf(outfile, "Latest Mark: %s\n",
977    return (int)(cb->callout_data);      (cb->mark == NULL)? "<unset>" : (char *)(cb->mark));
978      last_callout_mark = cb->mark;
979      }
980    
981    if (cb->callout_data != NULL)
982      {
983      int callout_data = *((int *)(cb->callout_data));
984      if (callout_data != 0)
985        {
986        fprintf(outfile, "Callout data = %d\n", callout_data);
987        return callout_data;
988        }
989    }    }
990    
991  return (cb->callout_number != callout_fail_id)? 0 :  return (cb->callout_number != callout_fail_id)? 0 :
# Line 334  return (cb->callout_number != callout_fa Line 994  return (cb->callout_number != callout_fa
994    
995    
996  /*************************************************  /*************************************************
997  *            Local malloc function               *  *            Local malloc functions              *
998  *************************************************/  *************************************************/
999    
1000  /* Alternative malloc function, to test functionality and show the size of the  /* Alternative malloc function, to test functionality and save the size of a
1001  compiled re. */  compiled re. The show_malloc variable is set only during matching. */
1002    
1003  static void *new_malloc(size_t size)  static void *new_malloc(size_t size)
1004  {  {
1005    void *block = malloc(size);
1006  gotten_store = size;  gotten_store = size;
1007  return malloc(size);  if (show_malloc)
1008      fprintf(outfile, "malloc       %3d %p\n", (int)size, block);
1009    return block;
1010    }
1011    
1012    static void new_free(void *block)
1013    {
1014    if (show_malloc)
1015      fprintf(outfile, "free             %p\n", block);
1016    free(block);
1017  }  }
1018    
1019    /* For recursion malloc/free, to test stacking calls */
1020    
1021    static void *stack_malloc(size_t size)
1022    {
1023    void *block = malloc(size);
1024    if (show_malloc)
1025      fprintf(outfile, "stack_malloc %3d %p\n", (int)size, block);
1026    return block;
1027    }
1028    
1029    static void stack_free(void *block)
1030    {
1031    if (show_malloc)
1032      fprintf(outfile, "stack_free       %p\n", block);
1033    free(block);
1034    }
1035    
1036    
1037  /*************************************************  /*************************************************
# Line 364  if ((rc = pcre_fullinfo(re, study, optio Line 1050  if ((rc = pcre_fullinfo(re, study, optio
1050    
1051    
1052  /*************************************************  /*************************************************
1053    *         Byte flipping function                 *
1054    *************************************************/
1055    
1056    static unsigned long int
1057    byteflip(unsigned long int value, int n)
1058    {
1059    if (n == 2) return ((value & 0x00ff) << 8) | ((value & 0xff00) >> 8);
1060    return ((value & 0x000000ff) << 24) |
1061           ((value & 0x0000ff00) <<  8) |
1062           ((value & 0x00ff0000) >>  8) |
1063           ((value & 0xff000000) >> 24);
1064    }
1065    
1066    
1067    
1068    
1069    /*************************************************
1070    *        Check match or recursion limit          *
1071    *************************************************/
1072    
1073    static int
1074    check_match_limit(pcre *re, pcre_extra *extra, uschar *bptr, int len,
1075      int start_offset, int options, int *use_offsets, int use_size_offsets,
1076      int flag, unsigned long int *limit, int errnumber, const char *msg)
1077    {
1078    int count;
1079    int min = 0;
1080    int mid = 64;
1081    int max = -1;
1082    
1083    extra->flags |= flag;
1084    
1085    for (;;)
1086      {
1087      *limit = mid;
1088    
1089      count = pcre_exec(re, extra, (char *)bptr, len, start_offset, options,
1090        use_offsets, use_size_offsets);
1091    
1092      if (count == errnumber)
1093        {
1094        /* fprintf(outfile, "Testing %s limit = %d\n", msg, mid); */
1095        min = mid;
1096        mid = (mid == max - 1)? max : (max > 0)? (min + max)/2 : mid*2;
1097        }
1098    
1099      else if (count >= 0 || count == PCRE_ERROR_NOMATCH ||
1100                             count == PCRE_ERROR_PARTIAL)
1101        {
1102        if (mid == min + 1)
1103          {
1104          fprintf(outfile, "Minimum %s limit = %d\n", msg, mid);
1105          break;
1106          }
1107        /* fprintf(outfile, "Testing %s limit = %d\n", msg, mid); */
1108        max = mid;
1109        mid = (min + mid)/2;
1110        }
1111      else break;    /* Some other error */
1112      }
1113    
1114    extra->flags &= ~flag;
1115    return count;
1116    }
1117    
1118    
1119    
1120    /*************************************************
1121    *         Case-independent strncmp() function    *
1122    *************************************************/
1123    
1124    /*
1125    Arguments:
1126      s         first string
1127      t         second string
1128      n         number of characters to compare
1129    
1130    Returns:    < 0, = 0, or > 0, according to the comparison
1131    */
1132    
1133    static int
1134    strncmpic(uschar *s, uschar *t, int n)
1135    {
1136    while (n--)
1137      {
1138      int c = tolower(*s++) - tolower(*t++);
1139      if (c) return c;
1140      }
1141    return 0;
1142    }
1143    
1144    
1145    
1146    /*************************************************
1147    *         Check newline indicator                *
1148    *************************************************/
1149    
1150    /* This is used both at compile and run-time to check for <xxx> escapes. Print
1151    a message and return 0 if there is no match.
1152    
1153    Arguments:
1154      p           points after the leading '<'
1155      f           file for error message
1156    
1157    Returns:      appropriate PCRE_NEWLINE_xxx flags, or 0
1158    */
1159    
1160    static int
1161    check_newline(uschar *p, FILE *f)
1162    {
1163    if (strncmpic(p, (uschar *)"cr>", 3) == 0) return PCRE_NEWLINE_CR;
1164    if (strncmpic(p, (uschar *)"lf>", 3) == 0) return PCRE_NEWLINE_LF;
1165    if (strncmpic(p, (uschar *)"crlf>", 5) == 0) return PCRE_NEWLINE_CRLF;
1166    if (strncmpic(p, (uschar *)"anycrlf>", 8) == 0) return PCRE_NEWLINE_ANYCRLF;
1167    if (strncmpic(p, (uschar *)"any>", 4) == 0) return PCRE_NEWLINE_ANY;
1168    if (strncmpic(p, (uschar *)"bsr_anycrlf>", 12) == 0) return PCRE_BSR_ANYCRLF;
1169    if (strncmpic(p, (uschar *)"bsr_unicode>", 12) == 0) return PCRE_BSR_UNICODE;
1170    fprintf(f, "Unknown newline type at: <%s\n", p);
1171    return 0;
1172    }
1173    
1174    
1175    
1176    /*************************************************
1177    *             Usage function                     *
1178    *************************************************/
1179    
1180    static void
1181    usage(void)
1182    {
1183    printf("Usage:     pcretest [options] [<input file> [<output file>]]\n\n");
1184    printf("Input and output default to stdin and stdout.\n");
1185    #ifdef SUPPORT_LIBREADLINE
1186    printf("If input is a terminal, readline() is used to read from it.\n");
1187    #else
1188    printf("This version of pcretest is not linked with readline().\n");
1189    #endif
1190    printf("\nOptions:\n");
1191    printf("  -b       show compiled code (bytecode)\n");
1192    printf("  -C       show PCRE compile-time options and exit\n");
1193    printf("  -d       debug: show compiled code and information (-b and -i)\n");
1194    #if !defined NODFA
1195    printf("  -dfa     force DFA matching for all subjects\n");
1196    #endif
1197    printf("  -help    show usage information\n");
1198    printf("  -i       show information about compiled patterns\n"
1199           "  -M       find MATCH_LIMIT minimum for each subject\n"
1200           "  -m       output memory used information\n"
1201           "  -o <n>   set size of offsets vector to <n>\n");
1202    #if !defined NOPOSIX
1203    printf("  -p       use POSIX interface\n");
1204    #endif
1205    printf("  -q       quiet: do not output PCRE version number at start\n");
1206    printf("  -S <n>   set stack size to <n> megabytes\n");
1207    printf("  -s       force each pattern to be studied at basic level\n"
1208           "  -s+      force each pattern to be studied, using JIT if available\n"
1209           "  -t       time compilation and execution\n");
1210    printf("  -t <n>   time compilation and execution, repeating <n> times\n");
1211    printf("  -tm      time execution (matching) only\n");
1212    printf("  -tm <n>  time execution (matching) only, repeating <n> times\n");
1213    }
1214    
1215    
1216    
1217    /*************************************************
1218  *                Main Program                    *  *                Main Program                    *
1219  *************************************************/  *************************************************/
1220    
# Line 376  int main(int argc, char **argv) Line 1227  int main(int argc, char **argv)
1227  FILE *infile = stdin;  FILE *infile = stdin;
1228  int options = 0;  int options = 0;
1229  int study_options = 0;  int study_options = 0;
1230    int default_find_match_limit = FALSE;
1231  int op = 1;  int op = 1;
1232  int timeit = 0;  int timeit = 0;
1233    int timeitm = 0;
1234  int showinfo = 0;  int showinfo = 0;
1235  int showstore = 0;  int showstore = 0;
1236    int force_study = -1;
1237    int force_study_options = 0;
1238    int quiet = 0;
1239  int size_offsets = 45;  int size_offsets = 45;
1240  int size_offsets_max;  int size_offsets_max;
1241  int *offsets;  int *offsets = NULL;
1242  #if !defined NOPOSIX  #if !defined NOPOSIX
1243  int posix = 0;  int posix = 0;
1244  #endif  #endif
1245  int debug = 0;  int debug = 0;
1246  int done = 0;  int done = 0;
1247  unsigned char buffer[30000];  int all_use_dfa = 0;
1248  unsigned char dbuffer[1024];  int yield = 0;
1249    int stack_size;
1250    
1251    pcre_jit_stack *jit_stack = NULL;
1252    
1253    
1254    /* These vectors store, end-to-end, a list of captured substring names. Assume
1255    that 1024 is plenty long enough for the few names we'll be testing. */
1256    
1257  /* Static so that new_malloc can use it. */  uschar copynames[1024];
1258    uschar getnames[1024];
1259    
1260    uschar *copynamesptr;
1261    uschar *getnamesptr;
1262    
1263    /* Get buffers from malloc() so that Electric Fence will check their misuse
1264    when I am debugging. They grow automatically when very long lines are read. */
1265    
1266    buffer = (unsigned char *)malloc(buffer_size);
1267    dbuffer = (unsigned char *)malloc(buffer_size);
1268    pbuffer = (unsigned char *)malloc(buffer_size);
1269    
1270    /* The outfile variable is static so that new_malloc can use it. */
1271    
1272  outfile = stdout;  outfile = stdout;
1273    
1274    /* The following  _setmode() stuff is some Windows magic that tells its runtime
1275    library to translate CRLF into a single LF character. At least, that's what
1276    I've been told: never having used Windows I take this all on trust. Originally
1277    it set 0x8000, but then I was advised that _O_BINARY was better. */
1278    
1279    #if defined(_WIN32) || defined(WIN32)
1280    _setmode( _fileno( stdout ), _O_BINARY );
1281    #endif
1282    
1283  /* Scan options */  /* Scan options */
1284    
1285  while (argc > 1 && argv[op][0] == '-')  while (argc > 1 && argv[op][0] == '-')
1286    {    {
1287    unsigned char *endptr;    unsigned char *endptr;
1288    
1289    if (strcmp(argv[op], "-s") == 0 || strcmp(argv[op], "-m") == 0)    if (strcmp(argv[op], "-m") == 0) showstore = 1;
1290      showstore = 1;    else if (strcmp(argv[op], "-s") == 0) force_study = 0;
1291    else if (strcmp(argv[op], "-t") == 0) timeit = 1;    else if (strcmp(argv[op], "-s+") == 0)
1292        {
1293        force_study = 1;
1294        force_study_options = PCRE_STUDY_JIT_COMPILE;
1295        }
1296      else if (strcmp(argv[op], "-q") == 0) quiet = 1;
1297      else if (strcmp(argv[op], "-b") == 0) debug = 1;
1298    else if (strcmp(argv[op], "-i") == 0) showinfo = 1;    else if (strcmp(argv[op], "-i") == 0) showinfo = 1;
1299    else if (strcmp(argv[op], "-d") == 0) showinfo = debug = 1;    else if (strcmp(argv[op], "-d") == 0) showinfo = debug = 1;
1300      else if (strcmp(argv[op], "-M") == 0) default_find_match_limit = TRUE;
1301    #if !defined NODFA
1302      else if (strcmp(argv[op], "-dfa") == 0) all_use_dfa = 1;
1303    #endif
1304    else if (strcmp(argv[op], "-o") == 0 && argc > 2 &&    else if (strcmp(argv[op], "-o") == 0 && argc > 2 &&
1305        ((size_offsets = get_value(argv[op+1], &endptr)), *endptr == 0))        ((size_offsets = get_value((unsigned char *)argv[op+1], &endptr)),
1306            *endptr == 0))
1307      {      {
1308      op++;      op++;
1309      argc--;      argc--;
1310      }      }
1311      else if (strcmp(argv[op], "-t") == 0 || strcmp(argv[op], "-tm") == 0)
1312        {
1313        int both = argv[op][2] == 0;
1314        int temp;
1315        if (argc > 2 && (temp = get_value((unsigned char *)argv[op+1], &endptr),
1316                         *endptr == 0))
1317          {
1318          timeitm = temp;
1319          op++;
1320          argc--;
1321          }
1322        else timeitm = LOOPREPEAT;
1323        if (both) timeit = timeitm;
1324        }
1325      else if (strcmp(argv[op], "-S") == 0 && argc > 2 &&
1326          ((stack_size = get_value((unsigned char *)argv[op+1], &endptr)),
1327            *endptr == 0))
1328        {
1329    #if defined(_WIN32) || defined(WIN32) || defined(__minix)
1330        printf("PCRE: -S not supported on this OS\n");
1331        exit(1);
1332    #else
1333        int rc;
1334        struct rlimit rlim;
1335        getrlimit(RLIMIT_STACK, &rlim);
1336        rlim.rlim_cur = stack_size * 1024 * 1024;
1337        rc = setrlimit(RLIMIT_STACK, &rlim);
1338        if (rc != 0)
1339          {
1340        printf("PCRE: setrlimit() failed with error %d\n", rc);
1341        exit(1);
1342          }
1343        op++;
1344        argc--;
1345    #endif
1346        }
1347  #if !defined NOPOSIX  #if !defined NOPOSIX
1348    else if (strcmp(argv[op], "-p") == 0) posix = 1;    else if (strcmp(argv[op], "-p") == 0) posix = 1;
1349  #endif  #endif
1350    else if (strcmp(argv[op], "-C") == 0)    else if (strcmp(argv[op], "-C") == 0)
1351      {      {
1352      int rc;      int rc;
1353        unsigned long int lrc;
1354      printf("PCRE version %s\n", pcre_version());      printf("PCRE version %s\n", pcre_version());
1355      printf("Compiled with\n");      printf("Compiled with\n");
1356      (void)pcre_config(PCRE_CONFIG_UTF8, &rc);      (void)pcre_config(PCRE_CONFIG_UTF8, &rc);
1357      printf("  %sUTF-8 support\n", rc? "" : "No ");      printf("  %sUTF-8 support\n", rc? "" : "No ");
1358        (void)pcre_config(PCRE_CONFIG_UNICODE_PROPERTIES, &rc);
1359        printf("  %sUnicode properties support\n", rc? "" : "No ");
1360        (void)pcre_config(PCRE_CONFIG_JIT, &rc);
1361        printf("  %sJust-in-time compiler support\n", rc? "" : "No ");
1362      (void)pcre_config(PCRE_CONFIG_NEWLINE, &rc);      (void)pcre_config(PCRE_CONFIG_NEWLINE, &rc);
1363      printf("  Newline character is %s\n", (rc == '\r')? "CR" : "LF");      /* Note that these values are always the ASCII values, even
1364        in EBCDIC environments. CR is 13 and NL is 10. */
1365        printf("  Newline sequence is %s\n", (rc == 13)? "CR" :
1366          (rc == 10)? "LF" : (rc == (13<<8 | 10))? "CRLF" :
1367          (rc == -2)? "ANYCRLF" :
1368          (rc == -1)? "ANY" : "???");
1369        (void)pcre_config(PCRE_CONFIG_BSR, &rc);
1370        printf("  \\R matches %s\n", rc? "CR, LF, or CRLF only" :
1371                                         "all Unicode newlines");
1372      (void)pcre_config(PCRE_CONFIG_LINK_SIZE, &rc);      (void)pcre_config(PCRE_CONFIG_LINK_SIZE, &rc);
1373      printf("  Internal link size = %d\n", rc);      printf("  Internal link size = %d\n", rc);
1374      (void)pcre_config(PCRE_CONFIG_POSIX_MALLOC_THRESHOLD, &rc);      (void)pcre_config(PCRE_CONFIG_POSIX_MALLOC_THRESHOLD, &rc);
1375      printf("  POSIX malloc threshold = %d\n", rc);      printf("  POSIX malloc threshold = %d\n", rc);
1376      (void)pcre_config(PCRE_CONFIG_MATCH_LIMIT, &rc);      (void)pcre_config(PCRE_CONFIG_MATCH_LIMIT, &lrc);
1377      printf("  Default match limit = %d\n", rc);      printf("  Default match limit = %ld\n", lrc);
1378      exit(0);      (void)pcre_config(PCRE_CONFIG_MATCH_LIMIT_RECURSION, &lrc);
1379        printf("  Default recursion depth limit = %ld\n", lrc);
1380        (void)pcre_config(PCRE_CONFIG_STACKRECURSE, &rc);
1381        printf("  Match recursion uses %s\n", rc? "stack" : "heap");
1382        goto EXIT;
1383        }
1384      else if (strcmp(argv[op], "-help") == 0 ||
1385               strcmp(argv[op], "--help") == 0)
1386        {
1387        usage();
1388        goto EXIT;
1389      }      }
1390    else    else
1391      {      {
1392      printf("** Unknown or malformed option %s\n", argv[op]);      printf("** Unknown or malformed option %s\n", argv[op]);
1393      printf("Usage:   pcretest [-d] [-i] [-o <n>] [-p] [-s] [-t] [<input> [<output>]]\n");      usage();
1394      printf("  -C     show PCRE compile-time options and exit\n");      yield = 1;
1395      printf("  -d     debug: show compiled code; implies -i\n"      goto EXIT;
            "  -i     show information about compiled pattern\n"  
            "  -o <n> set size of offsets vector to <n>\n");  
 #if !defined NOPOSIX  
     printf("  -p     use POSIX interface\n");  
 #endif  
     printf("  -s     output store information\n"  
            "  -t     time compilation and execution\n");  
     return 1;  
1396      }      }
1397    op++;    op++;
1398    argc--;    argc--;
# Line 454  while (argc > 1 && argv[op][0] == '-') Line 1401  while (argc > 1 && argv[op][0] == '-')
1401  /* Get the store for the offsets vector, and remember what it was */  /* Get the store for the offsets vector, and remember what it was */
1402    
1403  size_offsets_max = size_offsets;  size_offsets_max = size_offsets;
1404  offsets = malloc(size_offsets_max * sizeof(int));  offsets = (int *)malloc(size_offsets_max * sizeof(int));
1405  if (offsets == NULL)  if (offsets == NULL)
1406    {    {
1407    printf("** Failed to get %d bytes of memory for offsets vector\n",    printf("** Failed to get %d bytes of memory for offsets vector\n",
1408      size_offsets_max * sizeof(int));      (int)(size_offsets_max * sizeof(int)));
1409    return 1;    yield = 1;
1410      goto EXIT;
1411    }    }
1412    
1413  /* Sort out the input and output files */  /* Sort out the input and output files */
1414    
1415  if (argc > 1)  if (argc > 1)
1416    {    {
1417    infile = fopen(argv[op], "r");    infile = fopen(argv[op], INPUT_MODE);
1418    if (infile == NULL)    if (infile == NULL)
1419      {      {
1420      printf("** Failed to open %s\n", argv[op]);      printf("** Failed to open %s\n", argv[op]);
1421      return 1;      yield = 1;
1422        goto EXIT;
1423      }      }
1424    }    }
1425    
1426  if (argc > 2)  if (argc > 2)
1427    {    {
1428    outfile = fopen(argv[op+1], "w");    outfile = fopen(argv[op+1], OUTPUT_MODE);
1429    if (outfile == NULL)    if (outfile == NULL)
1430      {      {
1431      printf("** Failed to open %s\n", argv[op+1]);      printf("** Failed to open %s\n", argv[op+1]);
1432      return 1;      yield = 1;
1433        goto EXIT;
1434      }      }
1435    }    }
1436    
1437  /* Set alternative malloc function */  /* Set alternative malloc function */
1438    
1439  pcre_malloc = new_malloc;  pcre_malloc = new_malloc;
1440    pcre_free = new_free;
1441    pcre_stack_malloc = stack_malloc;
1442    pcre_stack_free = stack_free;
1443    
1444  /* Heading line, then prompt for first regex if stdin */  /* Heading line unless quiet, then prompt for first regex if stdin */
1445    
1446  fprintf(outfile, "PCRE version %s\n\n", pcre_version());  if (!quiet) fprintf(outfile, "PCRE version %s\n\n", pcre_version());
1447    
1448  /* Main loop */  /* Main loop */
1449    
# Line 505  while (!done) Line 1458  while (!done)
1458  #endif  #endif
1459    
1460    const char *error;    const char *error;
1461      unsigned char *markptr;
1462    unsigned char *p, *pp, *ppp;    unsigned char *p, *pp, *ppp;
1463      unsigned char *to_file = NULL;
1464    const unsigned char *tables = NULL;    const unsigned char *tables = NULL;
1465      unsigned long int true_size, true_study_size = 0;
1466      size_t size, regex_gotten_store;
1467      int do_allcaps = 0;
1468      int do_mark = 0;
1469    int do_study = 0;    int do_study = 0;
1470      int no_force_study = 0;
1471    int do_debug = debug;    int do_debug = debug;
1472    int do_G = 0;    int do_G = 0;
1473    int do_g = 0;    int do_g = 0;
1474    int do_showinfo = showinfo;    int do_showinfo = showinfo;
1475    int do_showrest = 0;    int do_showrest = 0;
1476    int erroroffset, len, delimiter;    int do_showcaprest = 0;
1477      int do_flip = 0;
1478      int erroroffset, len, delimiter, poffset;
1479    
1480    utf8 = 0;    use_utf8 = 0;
1481      debug_lengths = 1;
1482    
1483    if (infile == stdin) printf("  re> ");    if (extend_inputline(infile, buffer, "  re> ") == NULL) break;
   if (fgets((char *)buffer, sizeof(buffer), infile) == NULL) break;  
1484    if (infile != stdin) fprintf(outfile, "%s", (char *)buffer);    if (infile != stdin) fprintf(outfile, "%s", (char *)buffer);
1485    fflush(outfile);    fflush(outfile);
1486    
# Line 526  while (!done) Line 1488  while (!done)
1488    while (isspace(*p)) p++;    while (isspace(*p)) p++;
1489    if (*p == 0) continue;    if (*p == 0) continue;
1490    
1491    /* Get the delimiter and seek the end of the pattern; if is isn't    /* See if the pattern is to be loaded pre-compiled from a file. */
1492    complete, read more. */  
1493      if (*p == '<' && strchr((char *)(p+1), '<') == NULL)
1494        {
1495        unsigned long int magic, get_options;
1496        uschar sbuf[8];
1497        FILE *f;
1498    
1499        p++;
1500        pp = p + (int)strlen((char *)p);
1501        while (isspace(pp[-1])) pp--;
1502        *pp = 0;
1503    
1504        f = fopen((char *)p, "rb");
1505        if (f == NULL)
1506          {
1507          fprintf(outfile, "Failed to open %s: %s\n", p, strerror(errno));
1508          continue;
1509          }
1510    
1511        if (fread(sbuf, 1, 8, f) != 8) goto FAIL_READ;
1512    
1513        true_size =
1514          (sbuf[0] << 24) | (sbuf[1] << 16) | (sbuf[2] << 8) | sbuf[3];
1515        true_study_size =
1516          (sbuf[4] << 24) | (sbuf[5] << 16) | (sbuf[6] << 8) | sbuf[7];
1517    
1518        re = (real_pcre *)new_malloc(true_size);
1519        regex_gotten_store = gotten_store;
1520    
1521        if (fread(re, 1, true_size, f) != true_size) goto FAIL_READ;
1522    
1523        magic = ((real_pcre *)re)->magic_number;
1524        if (magic != MAGIC_NUMBER)
1525          {
1526          if (byteflip(magic, sizeof(magic)) == MAGIC_NUMBER)
1527            {
1528            do_flip = 1;
1529            }
1530          else
1531            {
1532            fprintf(outfile, "Data in %s is not a compiled PCRE regex\n", p);
1533            fclose(f);
1534            continue;
1535            }
1536          }
1537    
1538        fprintf(outfile, "Compiled pattern%s loaded from %s\n",
1539          do_flip? " (byte-inverted)" : "", p);
1540    
1541        /* Need to know if UTF-8 for printing data strings */
1542    
1543        new_info(re, NULL, PCRE_INFO_OPTIONS, &get_options);
1544        use_utf8 = (get_options & PCRE_UTF8) != 0;
1545    
1546        /* Now see if there is any following study data. */
1547    
1548        if (true_study_size != 0)
1549          {
1550          pcre_study_data *psd;
1551    
1552          extra = (pcre_extra *)new_malloc(sizeof(pcre_extra) + true_study_size);
1553          extra->flags = PCRE_EXTRA_STUDY_DATA;
1554    
1555          psd = (pcre_study_data *)(((char *)extra) + sizeof(pcre_extra));
1556          extra->study_data = psd;
1557    
1558          if (fread(psd, 1, true_study_size, f) != true_study_size)
1559            {
1560            FAIL_READ:
1561            fprintf(outfile, "Failed to read data from %s\n", p);
1562            if (extra != NULL) pcre_free_study(extra);
1563            if (re != NULL) new_free(re);
1564            fclose(f);
1565            continue;
1566            }
1567          fprintf(outfile, "Study data loaded from %s\n", p);
1568          do_study = 1;     /* To get the data output if requested */
1569          }
1570        else fprintf(outfile, "No study data\n");
1571    
1572        fclose(f);
1573        goto SHOW_INFO;
1574        }
1575    
1576      /* In-line pattern (the usual case). Get the delimiter and seek the end of
1577      the pattern; if is isn't complete, read more. */
1578    
1579    delimiter = *p++;    delimiter = *p++;
1580    
1581    if (isalnum(delimiter) || delimiter == '\\')    if (isalnum(delimiter) || delimiter == '\\')
1582      {      {
1583      fprintf(outfile, "** Delimiter must not be alphameric or \\\n");      fprintf(outfile, "** Delimiter must not be alphanumeric or \\\n");
1584      goto SKIP_DATA;      goto SKIP_DATA;
1585      }      }
1586    
1587    pp = p;    pp = p;
1588      poffset = (int)(p - buffer);
1589    
1590    for(;;)    for(;;)
1591      {      {
# Line 548  while (!done) Line 1596  while (!done)
1596        pp++;        pp++;
1597        }        }
1598      if (*pp != 0) break;      if (*pp != 0) break;
1599        if ((pp = extend_inputline(infile, pp, "    > ")) == NULL)
     len = sizeof(buffer) - (pp - buffer);  
     if (len < 256)  
       {  
       fprintf(outfile, "** Expression too long - missing delimiter?\n");  
       goto SKIP_DATA;  
       }  
   
     if (infile == stdin) printf("    > ");  
     if (fgets((char *)pp, len, infile) == NULL)  
1600        {        {
1601        fprintf(outfile, "** Unexpected EOF\n");        fprintf(outfile, "** Unexpected EOF\n");
1602        done = 1;        done = 1;
# Line 566  while (!done) Line 1605  while (!done)
1605      if (infile != stdin) fprintf(outfile, "%s", (char *)pp);      if (infile != stdin) fprintf(outfile, "%s", (char *)pp);
1606      }      }
1607    
1608      /* The buffer may have moved while being extended; reset the start of data
1609      pointer to the correct relative point in the buffer. */
1610    
1611      p = buffer + poffset;
1612    
1613    /* If the first character after the delimiter is backslash, make    /* If the first character after the delimiter is backslash, make
1614    the pattern end with backslash. This is purely to provide a way    the pattern end with backslash. This is purely to provide a way
1615    of testing for the error message when a pattern ends with backslash. */    of testing for the error message when a pattern ends with backslash. */
1616    
1617    if (pp[1] == '\\') *pp++ = '\\';    if (pp[1] == '\\') *pp++ = '\\';
1618    
1619    /* Terminate the pattern at the delimiter */    /* Terminate the pattern at the delimiter, and save a copy of the pattern
1620      for callouts. */
1621    
1622    *pp++ = 0;    *pp++ = 0;
1623      strcpy((char *)pbuffer, (char *)p);
1624    
1625    /* Look for options after final delimiter */    /* Look for options after final delimiter */
1626    
1627    options = 0;    options = 0;
   study_options = 0;  
1628    log_store = showstore;  /* default from command line */    log_store = showstore;  /* default from command line */
1629    
1630    while (*pp != 0)    while (*pp != 0)
1631      {      {
1632      switch (*pp++)      switch (*pp++)
1633        {        {
1634          case 'f': options |= PCRE_FIRSTLINE; break;
1635        case 'g': do_g = 1; break;        case 'g': do_g = 1; break;
1636        case 'i': options |= PCRE_CASELESS; break;        case 'i': options |= PCRE_CASELESS; break;
1637        case 'm': options |= PCRE_MULTILINE; break;        case 'm': options |= PCRE_MULTILINE; break;
1638        case 's': options |= PCRE_DOTALL; break;        case 's': options |= PCRE_DOTALL; break;
1639        case 'x': options |= PCRE_EXTENDED; break;        case 'x': options |= PCRE_EXTENDED; break;
1640    
1641        case '+': do_showrest = 1; break;        case '+':
1642          if (do_showrest) do_showcaprest = 1; else do_showrest = 1;
1643          break;
1644    
1645          case '=': do_allcaps = 1; break;
1646        case 'A': options |= PCRE_ANCHORED; break;        case 'A': options |= PCRE_ANCHORED; break;
1647          case 'B': do_debug = 1; break;
1648          case 'C': options |= PCRE_AUTO_CALLOUT; break;
1649        case 'D': do_debug = do_showinfo = 1; break;        case 'D': do_debug = do_showinfo = 1; break;
1650        case 'E': options |= PCRE_DOLLAR_ENDONLY; break;        case 'E': options |= PCRE_DOLLAR_ENDONLY; break;
1651          case 'F': do_flip = 1; break;
1652        case 'G': do_G = 1; break;        case 'G': do_G = 1; break;
1653        case 'I': do_showinfo = 1; break;        case 'I': do_showinfo = 1; break;
1654          case 'J': options |= PCRE_DUPNAMES; break;
1655          case 'K': do_mark = 1; break;
1656        case 'M': log_store = 1; break;        case 'M': log_store = 1; break;
1657        case 'N': options |= PCRE_NO_AUTO_CAPTURE; break;        case 'N': options |= PCRE_NO_AUTO_CAPTURE; break;
1658    
# Line 605  while (!done) Line 1660  while (!done)
1660        case 'P': do_posix = 1; break;        case 'P': do_posix = 1; break;
1661  #endif  #endif
1662    
1663        case 'S': do_study = 1; break;        case 'S':
1664          if (do_study == 0)
1665            {
1666            do_study = 1;
1667            if (*pp == '+')
1668              {
1669              study_options |= PCRE_STUDY_JIT_COMPILE;
1670              pp++;
1671              }
1672            }
1673          else
1674            {
1675            do_study = 0;
1676            no_force_study = 1;
1677            }
1678          break;
1679    
1680        case 'U': options |= PCRE_UNGREEDY; break;        case 'U': options |= PCRE_UNGREEDY; break;
1681          case 'W': options |= PCRE_UCP; break;
1682        case 'X': options |= PCRE_EXTRA; break;        case 'X': options |= PCRE_EXTRA; break;
1683        case '8': options |= PCRE_UTF8; utf8 = 1; break;        case 'Y': options |= PCRE_NO_START_OPTIMISE; break;
1684          case 'Z': debug_lengths = 0; break;
1685          case '8': options |= PCRE_UTF8; use_utf8 = 1; break;
1686          case '?': options |= PCRE_NO_UTF8_CHECK; break;
1687    
1688          case 'T':
1689          switch (*pp++)
1690            {
1691            case '0': tables = tables0; break;
1692            case '1': tables = tables1; break;
1693    
1694            case '\r':
1695            case '\n':
1696            case ' ':
1697            case 0:
1698            fprintf(outfile, "** Missing table number after /T\n");
1699            goto SKIP_DATA;
1700    
1701            default:
1702            fprintf(outfile, "** Bad table number \"%c\" after /T\n", pp[-1]);
1703            goto SKIP_DATA;
1704            }
1705          break;
1706    
1707        case 'L':        case 'L':
1708        ppp = pp;        ppp = pp;
1709        while (*ppp != '\n' && *ppp != ' ') ppp++;        /* The '\r' test here is so that it works on Windows. */
1710          /* The '0' test is just in case this is an unterminated line. */
1711          while (*ppp != 0 && *ppp != '\n' && *ppp != '\r' && *ppp != ' ') ppp++;
1712        *ppp = 0;        *ppp = 0;
1713        if (setlocale(LC_CTYPE, (const char *)pp) == NULL)        if (setlocale(LC_CTYPE, (const char *)pp) == NULL)
1714          {          {
1715          fprintf(outfile, "** Failed to set locale \"%s\"\n", pp);          fprintf(outfile, "** Failed to set locale \"%s\"\n", pp);
1716          goto SKIP_DATA;          goto SKIP_DATA;
1717          }          }
1718          locale_set = 1;
1719        tables = pcre_maketables();        tables = pcre_maketables();
1720        pp = ppp;        pp = ppp;
1721        break;        break;
1722    
1723        case '\n': case ' ': break;        case '>':
1724          to_file = pp;
1725          while (*pp != 0) pp++;
1726          while (isspace(pp[-1])) pp--;
1727          *pp = 0;
1728          break;
1729    
1730          case '<':
1731            {
1732            if (strncmpic(pp, (uschar *)"JS>", 3) == 0)
1733              {
1734              options |= PCRE_JAVASCRIPT_COMPAT;
1735              pp += 3;
1736              }
1737            else
1738              {
1739              int x = check_newline(pp, outfile);
1740              if (x == 0) goto SKIP_DATA;
1741              options |= x;
1742              while (*pp++ != '>');
1743              }
1744            }
1745          break;
1746    
1747          case '\r':                      /* So that it works in Windows */
1748          case '\n':
1749          case ' ':
1750          break;
1751    
1752        default:        default:
1753        fprintf(outfile, "** Unknown option '%c'\n", pp[-1]);        fprintf(outfile, "** Unknown option '%c'\n", pp[-1]);
1754        goto SKIP_DATA;        goto SKIP_DATA;
# Line 639  while (!done) Line 1764  while (!done)
1764      {      {
1765      int rc;      int rc;
1766      int cflags = 0;      int cflags = 0;
1767    
1768      if ((options & PCRE_CASELESS) != 0) cflags |= REG_ICASE;      if ((options & PCRE_CASELESS) != 0) cflags |= REG_ICASE;
1769      if ((options & PCRE_MULTILINE) != 0) cflags |= REG_NEWLINE;      if ((options & PCRE_MULTILINE) != 0) cflags |= REG_NEWLINE;
1770        if ((options & PCRE_DOTALL) != 0) cflags |= REG_DOTALL;
1771        if ((options & PCRE_NO_AUTO_CAPTURE) != 0) cflags |= REG_NOSUB;
1772        if ((options & PCRE_UTF8) != 0) cflags |= REG_UTF8;
1773        if ((options & PCRE_UCP) != 0) cflags |= REG_UCP;
1774        if ((options & PCRE_UNGREEDY) != 0) cflags |= REG_UNGREEDY;
1775    
1776      rc = regcomp(&preg, (char *)p, cflags);      rc = regcomp(&preg, (char *)p, cflags);
1777    
1778      /* Compilation failed; go back for another re, skipping to blank line      /* Compilation failed; go back for another re, skipping to blank line
# Line 648  while (!done) Line 1780  while (!done)
1780    
1781      if (rc != 0)      if (rc != 0)
1782        {        {
1783        (void)regerror(rc, &preg, (char *)buffer, sizeof(buffer));        (void)regerror(rc, &preg, (char *)buffer, buffer_size);
1784        fprintf(outfile, "Failed: POSIX code %d: %s\n", rc, buffer);        fprintf(outfile, "Failed: POSIX code %d: %s\n", rc, buffer);
1785        goto SKIP_DATA;        goto SKIP_DATA;
1786        }        }
# Line 660  while (!done) Line 1792  while (!done)
1792  #endif  /* !defined NOPOSIX */  #endif  /* !defined NOPOSIX */
1793    
1794      {      {
1795      if (timeit)      unsigned long int get_options;
1796    
1797        if (timeit > 0)
1798        {        {
1799        register int i;        register int i;
1800        clock_t time_taken;        clock_t time_taken;
1801        clock_t start_time = clock();        clock_t start_time = clock();
1802        for (i = 0; i < LOOPREPEAT; i++)        for (i = 0; i < timeit; i++)
1803          {          {
1804          re = pcre_compile((char *)p, options, &error, &erroroffset, tables);          re = pcre_compile((char *)p, options, &error, &erroroffset, tables);
1805          if (re != NULL) free(re);          if (re != NULL) free(re);
1806          }          }
1807        time_taken = clock() - start_time;        time_taken = clock() - start_time;
1808        fprintf(outfile, "Compile time %.3f milliseconds\n",        fprintf(outfile, "Compile time %.4f milliseconds\n",
1809          (((double)time_taken * 1000.0) / (double)LOOPREPEAT) /          (((double)time_taken * 1000.0) / (double)timeit) /
1810            (double)CLOCKS_PER_SEC);            (double)CLOCKS_PER_SEC);
1811        }        }
1812    
# Line 689  while (!done) Line 1823  while (!done)
1823          {          {
1824          for (;;)          for (;;)
1825            {            {
1826            if (fgets((char *)buffer, sizeof(buffer), infile) == NULL)            if (extend_inputline(infile, buffer, NULL) == NULL)
1827              {              {
1828              done = 1;              done = 1;
1829              goto CONTINUE;              goto CONTINUE;
# Line 700  while (!done) Line 1834  while (!done)
1834            }            }
1835          fprintf(outfile, "\n");          fprintf(outfile, "\n");
1836          }          }
1837        goto CONTINUE;        goto CONTINUE;
1838          }
1839    
1840        /* Compilation succeeded. It is now possible to set the UTF-8 option from
1841        within the regex; check for this so that we know how to process the data
1842        lines. */
1843    
1844        new_info(re, NULL, PCRE_INFO_OPTIONS, &get_options);
1845        if ((get_options & PCRE_UTF8) != 0) use_utf8 = 1;
1846    
1847        /* Print information if required. There are now two info-returning
1848        functions. The old one has a limited interface and returns only limited
1849        data. Check that it agrees with the newer one. */
1850    
1851        if (log_store)
1852          fprintf(outfile, "Memory allocation (code space): %d\n",
1853            (int)(gotten_store -
1854                  sizeof(real_pcre) -
1855                  ((real_pcre *)re)->name_count * ((real_pcre *)re)->name_entry_size));
1856    
1857        /* Extract the size for possible writing before possibly flipping it,
1858        and remember the store that was got. */
1859    
1860        true_size = ((real_pcre *)re)->size;
1861        regex_gotten_store = gotten_store;
1862    
1863        /* If -s or /S was present, study the regex to generate additional info to
1864        help with the matching, unless the pattern has the SS option, which
1865        suppresses the effect of /S (used for a few test patterns where studying is
1866        never sensible). */
1867    
1868        if (do_study || (force_study >= 0 && !no_force_study))
1869          {
1870          if (timeit > 0)
1871            {
1872            register int i;
1873            clock_t time_taken;
1874            clock_t start_time = clock();
1875            for (i = 0; i < timeit; i++)
1876              extra = pcre_study(re, study_options | force_study_options, &error);
1877            time_taken = clock() - start_time;
1878            if (extra != NULL) pcre_free_study(extra);
1879            fprintf(outfile, "  Study time %.4f milliseconds\n",
1880              (((double)time_taken * 1000.0) / (double)timeit) /
1881                (double)CLOCKS_PER_SEC);
1882            }
1883          extra = pcre_study(re, study_options | force_study_options, &error);
1884          if (error != NULL)
1885            fprintf(outfile, "Failed to study: %s\n", error);
1886          else if (extra != NULL)
1887            true_study_size = ((pcre_study_data *)(extra->study_data))->size;
1888          }
1889    
1890        /* If /K was present, we set up for handling MARK data. */
1891    
1892        if (do_mark)
1893          {
1894          if (extra == NULL)
1895            {
1896            extra = (pcre_extra *)malloc(sizeof(pcre_extra));
1897            extra->flags = 0;
1898            }
1899          extra->mark = &markptr;
1900          extra->flags |= PCRE_EXTRA_MARK;
1901        }        }
1902    
1903      /* Compilation succeeded; print data if required. There are now two      /* If the 'F' option was present, we flip the bytes of all the integer
1904      info-returning functions. The old one has a limited interface and      fields in the regex data block and the study block. This is to make it
1905      returns only limited data. Check that it agrees with the newer one. */      possible to test PCRE's handling of byte-flipped patterns, e.g. those
1906        compiled on a different architecture. */
1907    
1908      if (log_store)      if (do_flip)
1909        fprintf(outfile, "Memory allocation (code space): %d\n",        {
1910          (int)(gotten_store -        real_pcre *rre = (real_pcre *)re;
1911                sizeof(real_pcre) -        rre->magic_number =
1912                ((real_pcre *)re)->name_count * ((real_pcre *)re)->name_entry_size));          byteflip(rre->magic_number, sizeof(rre->magic_number));
1913          rre->size = byteflip(rre->size, sizeof(rre->size));
1914          rre->options = byteflip(rre->options, sizeof(rre->options));
1915          rre->flags = (pcre_uint16)byteflip(rre->flags, sizeof(rre->flags));
1916          rre->top_bracket =
1917            (pcre_uint16)byteflip(rre->top_bracket, sizeof(rre->top_bracket));
1918          rre->top_backref =
1919            (pcre_uint16)byteflip(rre->top_backref, sizeof(rre->top_backref));
1920          rre->first_byte =
1921            (pcre_uint16)byteflip(rre->first_byte, sizeof(rre->first_byte));
1922          rre->req_byte =
1923            (pcre_uint16)byteflip(rre->req_byte, sizeof(rre->req_byte));
1924          rre->name_table_offset = (pcre_uint16)byteflip(rre->name_table_offset,
1925            sizeof(rre->name_table_offset));
1926          rre->name_entry_size = (pcre_uint16)byteflip(rre->name_entry_size,
1927            sizeof(rre->name_entry_size));
1928          rre->name_count = (pcre_uint16)byteflip(rre->name_count,
1929            sizeof(rre->name_count));
1930    
1931          if (extra != NULL)
1932            {
1933            pcre_study_data *rsd = (pcre_study_data *)(extra->study_data);
1934            rsd->size = byteflip(rsd->size, sizeof(rsd->size));
1935            rsd->flags = byteflip(rsd->flags, sizeof(rsd->flags));
1936            rsd->minlength = byteflip(rsd->minlength, sizeof(rsd->minlength));
1937            }
1938          }
1939    
1940        /* Extract information from the compiled data if required */
1941    
1942        SHOW_INFO:
1943    
1944        if (do_debug)
1945          {
1946          fprintf(outfile, "------------------------------------------------------------------\n");
1947          pcre_printint(re, outfile, debug_lengths);
1948          }
1949    
1950        /* We already have the options in get_options (see above) */
1951    
1952      if (do_showinfo)      if (do_showinfo)
1953        {        {
1954        unsigned long int get_options;        unsigned long int all_options;
1955    #if !defined NOINFOCHECK
1956        int old_first_char, old_options, old_count;        int old_first_char, old_options, old_count;
1957        int count, backrefmax, first_char, need_char;  #endif
1958          int count, backrefmax, first_char, need_char, okpartial, jchanged,
1959            hascrorlf;
1960        int nameentrysize, namecount;        int nameentrysize, namecount;
1961        const uschar *nametable;        const uschar *nametable;
       size_t size;  
1962    
       if (do_debug)  
         {  
         fprintf(outfile, "------------------------------------------------------------------\n");  
         print_internals(re, outfile);  
         }  
   
       new_info(re, NULL, PCRE_INFO_OPTIONS, &get_options);  
1963        new_info(re, NULL, PCRE_INFO_SIZE, &size);        new_info(re, NULL, PCRE_INFO_SIZE, &size);
1964        new_info(re, NULL, PCRE_INFO_CAPTURECOUNT, &count);        new_info(re, NULL, PCRE_INFO_CAPTURECOUNT, &count);
1965        new_info(re, NULL, PCRE_INFO_BACKREFMAX, &backrefmax);        new_info(re, NULL, PCRE_INFO_BACKREFMAX, &backrefmax);
# Line 736  while (!done) Line 1967  while (!done)
1967        new_info(re, NULL, PCRE_INFO_LASTLITERAL, &need_char);        new_info(re, NULL, PCRE_INFO_LASTLITERAL, &need_char);
1968        new_info(re, NULL, PCRE_INFO_NAMEENTRYSIZE, &nameentrysize);        new_info(re, NULL, PCRE_INFO_NAMEENTRYSIZE, &nameentrysize);
1969        new_info(re, NULL, PCRE_INFO_NAMECOUNT, &namecount);        new_info(re, NULL, PCRE_INFO_NAMECOUNT, &namecount);
1970        new_info(re, NULL, PCRE_INFO_NAMETABLE, &nametable);        new_info(re, NULL, PCRE_INFO_NAMETABLE, (void *)&nametable);
1971          new_info(re, NULL, PCRE_INFO_OKPARTIAL, &okpartial);
1972          new_info(re, NULL, PCRE_INFO_JCHANGED, &jchanged);
1973          new_info(re, NULL, PCRE_INFO_HASCRORLF, &hascrorlf);
1974    
1975    #if !defined NOINFOCHECK
1976        old_count = pcre_info(re, &old_options, &old_first_char);        old_count = pcre_info(re, &old_options, &old_first_char);
1977        if (count < 0) fprintf(outfile,        if (count < 0) fprintf(outfile,
1978          "Error %d from pcre_info()\n", count);          "Error %d from pcre_info()\n", count);
# Line 755  while (!done) Line 1990  while (!done)
1990            "Options disagreement: pcre_fullinfo=%ld pcre_info=%d\n",            "Options disagreement: pcre_fullinfo=%ld pcre_info=%d\n",
1991              get_options, old_options);              get_options, old_options);
1992          }          }
1993    #endif
1994    
1995        if (size != gotten_store) fprintf(outfile,        if (size != regex_gotten_store) fprintf(outfile,
1996          "Size disagreement: pcre_fullinfo=%d call to malloc for %d\n",          "Size disagreement: pcre_fullinfo=%d call to malloc for %d\n",
1997          size, gotten_store);          (int)size, (int)regex_gotten_store);
1998    
1999        fprintf(outfile, "Capturing subpattern count = %d\n", count);        fprintf(outfile, "Capturing subpattern count = %d\n", count);
2000        if (backrefmax > 0)        if (backrefmax > 0)
# Line 776  while (!done) Line 2012  while (!done)
2012            }            }
2013          }          }
2014    
2015          if (!okpartial) fprintf(outfile, "Partial matching not supported\n");
2016          if (hascrorlf) fprintf(outfile, "Contains explicit CR or LF match\n");
2017    
2018          all_options = ((real_pcre *)re)->options;
2019          if (do_flip) all_options = byteflip(all_options, sizeof(all_options));
2020    
2021        if (get_options == 0) fprintf(outfile, "No options\n");        if (get_options == 0) fprintf(outfile, "No options\n");
2022          else fprintf(outfile, "Options:%s%s%s%s%s%s%s%s%s\n",          else fprintf(outfile, "Options:%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n",
2023            ((get_options & PCRE_ANCHORED) != 0)? " anchored" : "",            ((get_options & PCRE_ANCHORED) != 0)? " anchored" : "",
2024            ((get_options & PCRE_CASELESS) != 0)? " caseless" : "",            ((get_options & PCRE_CASELESS) != 0)? " caseless" : "",
2025            ((get_options & PCRE_EXTENDED) != 0)? " extended" : "",            ((get_options & PCRE_EXTENDED) != 0)? " extended" : "",
2026            ((get_options & PCRE_MULTILINE) != 0)? " multiline" : "",            ((get_options & PCRE_MULTILINE) != 0)? " multiline" : "",
2027              ((get_options & PCRE_FIRSTLINE) != 0)? " firstline" : "",
2028            ((get_options & PCRE_DOTALL) != 0)? " dotall" : "",            ((get_options & PCRE_DOTALL) != 0)? " dotall" : "",
2029              ((get_options & PCRE_BSR_ANYCRLF) != 0)? " bsr_anycrlf" : "",
2030              ((get_options & PCRE_BSR_UNICODE) != 0)? " bsr_unicode" : "",
2031            ((get_options & PCRE_DOLLAR_ENDONLY) != 0)? " dollar_endonly" : "",            ((get_options & PCRE_DOLLAR_ENDONLY) != 0)? " dollar_endonly" : "",
2032            ((get_options & PCRE_EXTRA) != 0)? " extra" : "",            ((get_options & PCRE_EXTRA) != 0)? " extra" : "",
2033            ((get_options & PCRE_UNGREEDY) != 0)? " ungreedy" : "",            ((get_options & PCRE_UNGREEDY) != 0)? " ungreedy" : "",
2034            ((get_options & PCRE_UTF8) != 0)? " utf8" : "");            ((get_options & PCRE_NO_AUTO_CAPTURE) != 0)? " no_auto_capture" : "",
2035              ((get_options & PCRE_UTF8) != 0)? " utf8" : "",
2036              ((get_options & PCRE_UCP) != 0)? " ucp" : "",
2037              ((get_options & PCRE_NO_UTF8_CHECK) != 0)? " no_utf8_check" : "",
2038              ((get_options & PCRE_NO_START_OPTIMIZE) != 0)? " no_start_optimize" : "",
2039              ((get_options & PCRE_DUPNAMES) != 0)? " dupnames" : "");
2040    
2041          if (jchanged) fprintf(outfile, "Duplicate name status changes\n");
2042    
2043          switch (get_options & PCRE_NEWLINE_BITS)
2044            {
2045            case PCRE_NEWLINE_CR:
2046            fprintf(outfile, "Forced newline sequence: CR\n");
2047            break;
2048    
2049            case PCRE_NEWLINE_LF:
2050            fprintf(outfile, "Forced newline sequence: LF\n");
2051            break;
2052    
2053            case PCRE_NEWLINE_CRLF:
2054            fprintf(outfile, "Forced newline sequence: CRLF\n");
2055            break;
2056    
2057            case PCRE_NEWLINE_ANYCRLF:
2058            fprintf(outfile, "Forced newline sequence: ANYCRLF\n");
2059            break;
2060    
2061        if (((((real_pcre *)re)->options) & PCRE_ICHANGED) != 0)          case PCRE_NEWLINE_ANY:
2062          fprintf(outfile, "Case state changes\n");          fprintf(outfile, "Forced newline sequence: ANY\n");
2063            break;
2064    
2065            default:
2066            break;
2067            }
2068    
2069        if (first_char == -1)        if (first_char == -1)
2070          {          {
2071          fprintf(outfile, "First char at start or follows \\n\n");          fprintf(outfile, "First char at start or follows newline\n");
2072          }          }
2073        else if (first_char < 0)        else if (first_char < 0)
2074          {          {
# Line 802  while (!done) Line 2077  while (!done)
2077        else        else
2078          {          {
2079          int ch = first_char & 255;          int ch = first_char & 255;
2080          char *caseless = ((first_char & REQ_CASELESS) == 0)?          const char *caseless = ((first_char & REQ_CASELESS) == 0)?
2081            "" : " (caseless)";            "" : " (caseless)";
2082          if (isprint(ch))          if (PRINTHEX(ch))
2083            fprintf(outfile, "First char = \'%c\'%s\n", ch, caseless);            fprintf(outfile, "First char = \'%c\'%s\n", ch, caseless);
2084          else          else
2085            fprintf(outfile, "First char = %d%s\n", ch, caseless);            fprintf(outfile, "First char = %d%s\n", ch, caseless);
# Line 817  while (!done) Line 2092  while (!done)
2092        else        else
2093          {          {
2094          int ch = need_char & 255;          int ch = need_char & 255;
2095          char *caseless = ((need_char & REQ_CASELESS) == 0)?          const char *caseless = ((need_char & REQ_CASELESS) == 0)?
2096            "" : " (caseless)";            "" : " (caseless)";
2097          if (isprint(ch))          if (PRINTHEX(ch))
2098            fprintf(outfile, "Need char = \'%c\'%s\n", ch, caseless);            fprintf(outfile, "Need char = \'%c\'%s\n", ch, caseless);
2099          else          else
2100            fprintf(outfile, "Need char = %d%s\n", ch, caseless);            fprintf(outfile, "Need char = %d%s\n", ch, caseless);
2101          }          }
       }  
2102    
2103      /* If /S was present, study the regexp to generate additional info to        /* Don't output study size; at present it is in any case a fixed
2104      help with the matching. */        value, but it varies, depending on the computer architecture, and
2105          so messes up the test suite. (And with the /F option, it might be
2106          flipped.) If study was forced by an external -s, don't show this
2107          information unless -i or -d was also present. This means that, except
2108          when auto-callouts are involved, the output from runs with and without
2109          -s should be identical. */
2110    
2111      if (do_study)        if (do_study || (force_study >= 0 && showinfo && !no_force_study))
       {  
       if (timeit)  
2112          {          {
2113          register int i;          if (extra == NULL)
2114          clock_t time_taken;            fprintf(outfile, "Study returned NULL\n");
2115          clock_t start_time = clock();          else
2116          for (i = 0; i < LOOPREPEAT; i++)            {
2117            extra = pcre_study(re, study_options, &error);            uschar *start_bits = NULL;
2118          time_taken = clock() - start_time;            int minlength;
2119          if (extra != NULL) free(extra);  
2120          fprintf(outfile, "  Study time %.3f milliseconds\n",            new_info(re, extra, PCRE_INFO_MINLENGTH, &minlength);
2121            (((double)time_taken * 1000.0) / (double)LOOPREPEAT) /            fprintf(outfile, "Subject length lower bound = %d\n", minlength);
2122              (double)CLOCKS_PER_SEC);  
2123              new_info(re, extra, PCRE_INFO_FIRSTTABLE, &start_bits);
2124              if (start_bits == NULL)
2125                fprintf(outfile, "No set of starting bytes\n");
2126              else
2127                {
2128                int i;
2129                int c = 24;
2130                fprintf(outfile, "Starting byte set: ");
2131                for (i = 0; i < 256; i++)
2132                  {
2133                  if ((start_bits[i/8] & (1<<(i&7))) != 0)
2134                    {
2135                    if (c > 75)
2136                      {
2137                      fprintf(outfile, "\n  ");
2138                      c = 2;
2139                      }
2140                    if (PRINTHEX(i) && i != ' ')
2141                      {
2142                      fprintf(outfile, "%c ", i);
2143                      c += 2;
2144                      }
2145                    else
2146                      {
2147                      fprintf(outfile, "\\x%02x ", i);
2148                      c += 5;
2149                      }
2150                    }
2151                  }
2152                fprintf(outfile, "\n");
2153                }
2154              }
2155    
2156            /* Show this only if the JIT was set by /S, not by -s. */
2157    
2158            if ((study_options & PCRE_STUDY_JIT_COMPILE) != 0)
2159              {
2160              int jit;
2161              new_info(re, extra, PCRE_INFO_JIT, &jit);
2162              if (jit)
2163                fprintf(outfile, "JIT study was successful\n");
2164              else
2165    #ifdef SUPPORT_JIT
2166                fprintf(outfile, "JIT study was not successful\n");
2167    #else
2168                fprintf(outfile, "JIT support is not available in this version of PCRE\n");
2169    #endif
2170              }
2171          }          }
2172          }
2173    
2174        extra = pcre_study(re, study_options, &error);      /* If the '>' option was present, we write out the regex to a file, and
2175        if (error != NULL)      that is all. The first 8 bytes of the file are the regex length and then
2176          fprintf(outfile, "Failed to study: %s\n", error);      the study length, in big-endian order. */
       else if (extra == NULL)  
         fprintf(outfile, "Study returned NULL\n");  
2177    
2178        else if (do_showinfo)      if (to_file != NULL)
2179          {
2180          FILE *f = fopen((char *)to_file, "wb");
2181          if (f == NULL)
2182            {
2183            fprintf(outfile, "Unable to open %s: %s\n", to_file, strerror(errno));
2184            }
2185          else
2186          {          {
2187          size_t size;          uschar sbuf[8];
2188          uschar *start_bits = NULL;          sbuf[0] = (uschar)((true_size >> 24) & 255);
2189          new_info(re, extra, PCRE_INFO_STUDYSIZE, &size);          sbuf[1] = (uschar)((true_size >> 16) & 255);
2190          new_info(re, extra, PCRE_INFO_FIRSTTABLE, &start_bits);          sbuf[2] = (uschar)((true_size >>  8) & 255);
2191          fprintf(outfile, "Study size = %d\n", size);          sbuf[3] = (uschar)((true_size) & 255);
2192          if (start_bits == NULL)  
2193            fprintf(outfile, "No starting character set\n");          sbuf[4] = (uschar)((true_study_size >> 24) & 255);
2194            sbuf[5] = (uschar)((true_study_size >> 16) & 255);
2195            sbuf[6] = (uschar)((true_study_size >>  8) & 255);
2196            sbuf[7] = (uschar)((true_study_size) & 255);
2197    
2198            if (fwrite(sbuf, 1, 8, f) < 8 ||
2199                fwrite(re, 1, true_size, f) < true_size)
2200              {
2201              fprintf(outfile, "Write error on %s: %s\n", to_file, strerror(errno));
2202              }
2203          else          else
2204            {            {
2205            int i;            fprintf(outfile, "Compiled pattern written to %s\n", to_file);
2206            int c = 24;  
2207            fprintf(outfile, "Starting character set: ");            /* If there is study data, write it. */
2208            for (i = 0; i < 256; i++)  
2209              if (extra != NULL)
2210              {              {
2211              if ((start_bits[i/8] & (1<<(i%8))) != 0)              if (fwrite(extra->study_data, 1, true_study_size, f) <
2212                    true_study_size)
2213                {                {
2214                if (c > 75)                fprintf(outfile, "Write error on %s: %s\n", to_file,
2215                  {                  strerror(errno));
                 fprintf(outfile, "\n  ");  
                 c = 2;  
                 }  
               if (isprint(i) && i != ' ')  
                 {  
                 fprintf(outfile, "%c ", i);  
                 c += 2;  
                 }  
               else  
                 {  
                 fprintf(outfile, "\\x%02x ", i);  
                 c += 5;  
                 }  
2216                }                }
2217                else fprintf(outfile, "Study data written to %s\n", to_file);
2218              }              }
           fprintf(outfile, "\n");  
2219            }            }
2220            fclose(f);
2221            }
2222    
2223          new_free(re);
2224          if (extra != NULL) pcre_free_study(extra);
2225          if (locale_set)
2226            {
2227            new_free((void *)tables);
2228            setlocale(LC_CTYPE, "C");
2229            locale_set = 0;
2230          }          }
2231          continue;  /* With next regex */
2232        }        }
2233      }      }        /* End of non-POSIX compile */
2234    
2235    /* Read data lines and test them */    /* Read data lines and test them */
2236    
2237    for (;;)    for (;;)
2238      {      {
2239      unsigned char *q;      uschar *q;
2240      unsigned char *bptr = dbuffer;      uschar *bptr;
2241      int *use_offsets = offsets;      int *use_offsets = offsets;
2242      int use_size_offsets = size_offsets;      int use_size_offsets = size_offsets;
2243      int callout_data = 0;      int callout_data = 0;
2244      int callout_data_set = 0;      int callout_data_set = 0;
2245      int count, c;      int count, c;
2246      int copystrings = 0;      int copystrings = 0;
2247      int find_match_limit = 0;      int find_match_limit = default_find_match_limit;
2248      int getstrings = 0;      int getstrings = 0;
2249      int getlist = 0;      int getlist = 0;
2250      int gmatched = 0;      int gmatched = 0;
2251      int start_offset = 0;      int start_offset = 0;
2252        int start_offset_sign = 1;
2253      int g_notempty = 0;      int g_notempty = 0;
2254        int use_dfa = 0;
2255    
2256      options = 0;      options = 0;
2257    
2258        *copynames = 0;
2259        *getnames = 0;
2260    
2261        copynamesptr = copynames;
2262        getnamesptr = getnames;
2263    
2264      pcre_callout = callout;      pcre_callout = callout;
2265      first_callout = 1;      first_callout = 1;
2266        last_callout_mark = NULL;
2267      callout_extra = 0;      callout_extra = 0;
2268      callout_count = 0;      callout_count = 0;
2269      callout_fail_count = 999999;      callout_fail_count = 999999;
2270      callout_fail_id = -1;      callout_fail_id = -1;
2271        show_malloc = 0;
2272    
2273      if (infile == stdin) printf("data> ");      if (extra != NULL) extra->flags &=
2274      if (fgets((char *)buffer, sizeof(buffer), infile) == NULL)        ~(PCRE_EXTRA_MATCH_LIMIT|PCRE_EXTRA_MATCH_LIMIT_RECURSION);
2275    
2276        len = 0;
2277        for (;;)
2278        {        {
2279        done = 1;        if (extend_inputline(infile, buffer + len, "data> ") == NULL)
2280        goto CONTINUE;          {
2281            if (len > 0)    /* Reached EOF without hitting a newline */
2282              {
2283              fprintf(outfile, "\n");
2284              break;
2285              }
2286            done = 1;
2287            goto CONTINUE;
2288            }
2289          if (infile != stdin) fprintf(outfile, "%s", (char *)buffer);
2290          len = (int)strlen((char *)buffer);
2291          if (buffer[len-1] == '\n') break;
2292        }        }
     if (infile != stdin) fprintf(outfile, "%s", (char *)buffer);  
2293    
     len = (int)strlen((char *)buffer);  
2294      while (len > 0 && isspace(buffer[len-1])) len--;      while (len > 0 && isspace(buffer[len-1])) len--;
2295      buffer[len] = 0;      buffer[len] = 0;
2296      if (len == 0) break;      if (len == 0) break;
# Line 936  while (!done) Line 2298  while (!done)
2298      p = buffer;      p = buffer;
2299      while (isspace(*p)) p++;      while (isspace(*p)) p++;
2300    
2301      q = dbuffer;      bptr = q = dbuffer;
2302      while ((c = *p++) != 0)      while ((c = *p++) != 0)
2303        {        {
2304        int i = 0;        int i = 0;
# Line 958  while (!done) Line 2320  while (!done)
2320          c -= '0';          c -= '0';
2321          while (i++ < 2 && isdigit(*p) && *p != '8' && *p != '9')          while (i++ < 2 && isdigit(*p) && *p != '8' && *p != '9')
2322            c = c * 8 + *p++ - '0';            c = c * 8 + *p++ - '0';
2323    
2324    #if !defined NOUTF8
2325            if (use_utf8 && c > 255)
2326              {
2327              unsigned char buff8[8];
2328              int ii, utn;
2329              utn = ord2utf8(c, buff8);
2330              for (ii = 0; ii < utn - 1; ii++) *q++ = buff8[ii];
2331              c = buff8[ii];   /* Last byte */
2332              }
2333    #endif
2334          break;          break;
2335    
2336          case 'x':          case 'x':
2337    
2338          /* Handle \x{..} specially - new Perl thing for utf8 */          /* Handle \x{..} specially - new Perl thing for utf8 */
2339    
2340    #if !defined NOUTF8
2341          if (*p == '{')          if (*p == '{')
2342            {            {
2343            unsigned char *pt = p;            unsigned char *pt = p;
# Line 972  while (!done) Line 2346  while (!done)
2346              c = c * 16 + tolower(*pt) - ((isdigit(*pt))? '0' : 'W');              c = c * 16 + tolower(*pt) - ((isdigit(*pt))? '0' : 'W');
2347            if (*pt == '}')            if (*pt == '}')
2348              {              {
2349              unsigned char buffer[8];              unsigned char buff8[8];
2350              int ii, utn;              int ii, utn;
2351              utn = ord2utf8(c, buffer);              if (use_utf8)
2352              for (ii = 0; ii < utn - 1; ii++) *q++ = buffer[ii];                {
2353              c = buffer[ii];   /* Last byte */                utn = ord2utf8(c, buff8);
2354                  for (ii = 0; ii < utn - 1; ii++) *q++ = buff8[ii];
2355                  c = buff8[ii];   /* Last byte */
2356                  }
2357                else
2358                 {
2359                 if (c > 255)
2360                   fprintf(outfile, "** Character \\x{%x} is greater than 255 and "
2361                     "UTF-8 mode is not enabled.\n"
2362                     "** Truncation will probably give the wrong result.\n", c);
2363                 }
2364              p = pt + 1;              p = pt + 1;
2365              break;              break;
2366              }              }
2367            /* Not correct form; fall through */            /* Not correct form; fall through */
2368            }            }
2369    #endif
2370    
2371          /* Ordinary \x */          /* Ordinary \x */
2372    
# Line 993  while (!done) Line 2378  while (!done)
2378            }            }
2379          break;          break;
2380    
2381          case 0:   /* Allows for an empty line */          case 0:   /* \ followed by EOF allows for an empty line */
2382          p--;          p--;
2383          continue;          continue;
2384    
2385            case '>':
2386            if (*p == '-')
2387              {
2388              start_offset_sign = -1;
2389              p++;
2390              }
2391            while(isdigit(*p)) start_offset = start_offset * 10 + *p++ - '0';
2392            start_offset *= start_offset_sign;
2393            continue;
2394    
2395          case 'A':  /* Option setting */          case 'A':  /* Option setting */
2396          options |= PCRE_ANCHORED;          options |= PCRE_ANCHORED;
2397          continue;          continue;
# Line 1013  while (!done) Line 2408  while (!done)
2408            }            }
2409          else if (isalnum(*p))          else if (isalnum(*p))
2410            {            {
2411            uschar name[256];            uschar *npp = copynamesptr;
2412            uschar *pp = name;            while (isalnum(*p)) *npp++ = *p++;
2413            while (isalnum(*p)) *pp++ = *p++;            *npp++ = 0;
2414            *pp = 0;            *npp = 0;
2415            n = pcre_get_stringnumber(re, name);            n = pcre_get_stringnumber(re, (char *)copynamesptr);
2416            if (n < 0)            if (n < 0)
2417              fprintf(outfile, "no parentheses with name \"%s\"\n", name);              fprintf(outfile, "no parentheses with name \"%s\"\n", copynamesptr);
2418            else copystrings |= 1 << n;            copynamesptr = npp;
2419            }            }
2420          else if (*p == '+')          else if (*p == '+')
2421            {            {
# Line 1058  while (!done) Line 2453  while (!done)
2453            }            }
2454          continue;          continue;
2455    
2456    #if !defined NODFA
2457            case 'D':
2458    #if !defined NOPOSIX
2459            if (posix || do_posix)
2460              printf("** Can't use dfa matching in POSIX mode: \\D ignored\n");
2461            else
2462    #endif
2463              use_dfa = 1;
2464            continue;
2465    #endif
2466    
2467    #if !defined NODFA
2468            case 'F':
2469            options |= PCRE_DFA_SHORTEST;
2470            continue;
2471    #endif
2472    
2473          case 'G':          case 'G':
2474          if (isdigit(*p))          if (isdigit(*p))
2475            {            {
# Line 1066  while (!done) Line 2478  while (!done)
2478            }            }
2479          else if (isalnum(*p))          else if (isalnum(*p))
2480            {            {
2481            uschar name[256];            uschar *npp = getnamesptr;
2482            uschar *pp = name;            while (isalnum(*p)) *npp++ = *p++;
2483            while (isalnum(*p)) *pp++ = *p++;            *npp++ = 0;
2484            *pp = 0;            *npp = 0;
2485            n = pcre_get_stringnumber(re, name);            n = pcre_get_stringnumber(re, (char *)getnamesptr);
2486            if (n < 0)            if (n < 0)
2487              fprintf(outfile, "no parentheses with name \"%s\"\n", name);              fprintf(outfile, "no parentheses with name \"%s\"\n", getnamesptr);
2488            else getstrings |= 1 << n;            getnamesptr = npp;
2489            }            }
2490          continue;          continue;
2491    
2492            case 'J':
2493            while(isdigit(*p)) n = n * 10 + *p++ - '0';
2494            if (extra != NULL
2495                && (extra->flags & PCRE_EXTRA_EXECUTABLE_JIT) != 0
2496                && extra->executable_jit != NULL)
2497              {
2498              if (jit_stack != NULL) pcre_jit_stack_free(jit_stack);
2499              jit_stack = pcre_jit_stack_alloc(1, n * 1024);
2500              pcre_assign_jit_callback(extra, jit_callback, jit_stack);
2501              }
2502            continue;
2503    
2504          case 'L':          case 'L':
2505          getlist = 1;          getlist = 1;
# Line 1086  while (!done) Line 2510  while (!done)
2510          continue;          continue;
2511    
2512          case 'N':          case 'N':
2513          options |= PCRE_NOTEMPTY;          if ((options & PCRE_NOTEMPTY) != 0)
2514              options = (options & ~PCRE_NOTEMPTY) | PCRE_NOTEMPTY_ATSTART;
2515            else
2516              options |= PCRE_NOTEMPTY;
2517          continue;          continue;
2518    
2519          case 'O':          case 'O':
# Line 1095  while (!done) Line 2522  while (!done)
2522            {            {
2523            size_offsets_max = n;            size_offsets_max = n;
2524            free(offsets);            free(offsets);
2525            use_offsets = offsets = malloc(size_offsets_max * sizeof(int));            use_offsets = offsets = (int *)malloc(size_offsets_max * sizeof(int));
2526            if (offsets == NULL)            if (offsets == NULL)
2527              {              {
2528              printf("** Failed to get %d bytes of memory for offsets vector\n",              printf("** Failed to get %d bytes of memory for offsets vector\n",
2529                size_offsets_max * sizeof(int));                (int)(size_offsets_max * sizeof(int)));
2530              return 1;              yield = 1;
2531                goto EXIT;
2532              }              }
2533            }            }
2534          use_size_offsets = n;          use_size_offsets = n;
2535          if (n == 0) use_offsets = NULL;   /* Ensures it can't write to it */          if (n == 0) use_offsets = NULL;   /* Ensures it can't write to it */
2536          continue;          continue;
2537    
2538            case 'P':
2539            options |= ((options & PCRE_PARTIAL_SOFT) == 0)?
2540              PCRE_PARTIAL_SOFT : PCRE_PARTIAL_HARD;
2541            continue;
2542    
2543            case 'Q':
2544            while(isdigit(*p)) n = n * 10 + *p++ - '0';
2545            if (extra == NULL)
2546              {
2547              extra = (pcre_extra *)malloc(sizeof(pcre_extra));
2548              extra->flags = 0;
2549              }
2550            extra->flags |= PCRE_EXTRA_MATCH_LIMIT_RECURSION;
2551            extra->match_limit_recursion = n;
2552            continue;
2553    
2554            case 'q':
2555            while(isdigit(*p)) n = n * 10 + *p++ - '0';
2556            if (extra == NULL)
2557              {
2558              extra = (pcre_extra *)malloc(sizeof(pcre_extra));
2559              extra->flags = 0;
2560              }
2561            extra->flags |= PCRE_EXTRA_MATCH_LIMIT;
2562            extra->match_limit = n;
2563            continue;
2564    
2565    #if !defined NODFA
2566            case 'R':
2567            options |= PCRE_DFA_RESTART;
2568            continue;
2569    #endif
2570    
2571            case 'S':
2572            show_malloc = 1;
2573            continue;
2574    
2575            case 'Y':
2576            options |= PCRE_NO_START_OPTIMIZE;
2577            continue;
2578    
2579          case 'Z':          case 'Z':
2580          options |= PCRE_NOTEOL;          options |= PCRE_NOTEOL;
2581          continue;          continue;
2582    
2583            case '?':
2584            options |= PCRE_NO_UTF8_CHECK;
2585            continue;
2586    
2587            case '<':
2588              {
2589              int x = check_newline(p, outfile);
2590              if (x == 0) goto NEXT_DATA;
2591              options |= x;
2592              while (*p++ != '>');
2593              }
2594            continue;
2595          }          }
2596        *q++ = c;        *q++ = c;
2597        }        }
2598      *q = 0;      *q = 0;
2599      len = q - dbuffer;      len = (int)(q - dbuffer);
2600    
2601        /* Move the data to the end of the buffer so that a read over the end of
2602        the buffer will be seen by valgrind, even if it doesn't cause a crash. If
2603        we are using the POSIX interface, we must include the terminating zero. */
2604    
2605    #if !defined NOPOSIX
2606        if (posix || do_posix)
2607          {
2608          memmove(bptr + buffer_size - len - 1, bptr, len + 1);
2609          bptr += buffer_size - len - 1;
2610          }
2611        else
2612    #endif
2613          {
2614          memmove(bptr + buffer_size - len, bptr, len);
2615          bptr += buffer_size - len;
2616          }
2617    
2618        if ((all_use_dfa || use_dfa) && find_match_limit)
2619          {
2620          printf("**Match limit not relevant for DFA matching: ignored\n");
2621          find_match_limit = 0;
2622          }
2623    
2624      /* Handle matching via the POSIX interface, which does not      /* Handle matching via the POSIX interface, which does not
2625      support timing or playing with the match limit or callout data. */      support timing or playing with the match limit or callout data. */
# Line 1126  while (!done) Line 2631  while (!done)
2631        int eflags = 0;        int eflags = 0;
2632        regmatch_t *pmatch = NULL;        regmatch_t *pmatch = NULL;
2633        if (use_size_offsets > 0)        if (use_size_offsets > 0)
2634          pmatch = malloc(sizeof(regmatch_t) * use_size_offsets);          pmatch = (regmatch_t *)malloc(sizeof(regmatch_t) * use_size_offsets);
2635        if ((options & PCRE_NOTBOL) != 0) eflags |= REG_NOTBOL;        if ((options & PCRE_NOTBOL) != 0) eflags |= REG_NOTBOL;
2636        if ((options & PCRE_NOTEOL) != 0) eflags |= REG_NOTEOL;        if ((options & PCRE_NOTEOL) != 0) eflags |= REG_NOTEOL;
2637          if ((options & PCRE_NOTEMPTY) != 0) eflags |= REG_NOTEMPTY;
2638    
2639        rc = regexec(&preg, (const char *)bptr, use_size_offsets, pmatch, eflags);        rc = regexec(&preg, (const char *)bptr, use_size_offsets, pmatch, eflags);
2640    
2641        if (rc != 0)        if (rc != 0)
2642          {          {
2643          (void)regerror(rc, &preg, (char *)buffer, sizeof(buffer));          (void)regerror(rc, &preg, (char *)buffer, buffer_size);
2644          fprintf(outfile, "No match: POSIX code %d: %s\n", rc, buffer);          fprintf(outfile, "No match: POSIX code %d: %s\n", rc, buffer);
2645          }          }
2646          else if ((((const pcre *)preg.re_pcre)->options & PCRE_NO_AUTO_CAPTURE)
2647                  != 0)
2648            {
2649            fprintf(outfile, "Matched with REG_NOSUB\n");
2650            }
2651        else        else
2652          {          {
2653          size_t i;          size_t i;
# Line 1148  while (!done) Line 2659  while (!done)
2659              (void)pchars(dbuffer + pmatch[i].rm_so,              (void)pchars(dbuffer + pmatch[i].rm_so,
2660                pmatch[i].rm_eo - pmatch[i].rm_so, outfile);                pmatch[i].rm_eo - pmatch[i].rm_so, outfile);
2661              fprintf(outfile, "\n");              fprintf(outfile, "\n");
2662              if (i == 0 && do_showrest)              if (do_showcaprest || (i == 0 && do_showrest))
2663                {                {
2664                fprintf(outfile, " 0+ ");                fprintf(outfile, "%2d+ ", (int)i);
2665                (void)pchars(dbuffer + pmatch[i].rm_eo, len - pmatch[i].rm_eo,                (void)pchars(dbuffer + pmatch[i].rm_eo, len - pmatch[i].rm_eo,
2666                  outfile);                  outfile);
2667                fprintf(outfile, "\n");                fprintf(outfile, "\n");
# Line 1168  while (!done) Line 2679  while (!done)
2679    
2680      for (;; gmatched++)    /* Loop for /g or /G */      for (;; gmatched++)    /* Loop for /g or /G */
2681        {        {
2682        if (timeit)        markptr = NULL;
2683    
2684          if (timeitm > 0)
2685          {          {
2686          register int i;          register int i;
2687          clock_t time_taken;          clock_t time_taken;
2688          clock_t start_time = clock();          clock_t start_time = clock();
2689          for (i = 0; i < LOOPREPEAT; i++)  
2690    #if !defined NODFA
2691            if (all_use_dfa || use_dfa)
2692              {
2693              int workspace[1000];
2694              for (i = 0; i < timeitm; i++)
2695                count = pcre_dfa_exec(re, extra, (char *)bptr, len, start_offset,
2696                  options | g_notempty, use_offsets, use_size_offsets, workspace,
2697                  sizeof(workspace)/sizeof(int));
2698              }
2699            else
2700    #endif
2701    
2702            for (i = 0; i < timeitm; i++)
2703            count = pcre_exec(re, extra, (char *)bptr, len,            count = pcre_exec(re, extra, (char *)bptr, len,
2704              start_offset, options | g_notempty, use_offsets, use_size_offsets);              start_offset, options | g_notempty, use_offsets, use_size_offsets);
2705    
2706          time_taken = clock() - start_time;          time_taken = clock() - start_time;
2707          fprintf(outfile, "Execute time %.3f milliseconds\n",          fprintf(outfile, "Execute time %.4f milliseconds\n",
2708            (((double)time_taken * 1000.0) / (double)LOOPREPEAT) /            (((double)time_taken * 1000.0) / (double)timeitm) /
2709              (double)CLOCKS_PER_SEC);              (double)CLOCKS_PER_SEC);
2710          }          }
2711    
2712        /* If find_match_limit is set, we want to do repeated matches with        /* If find_match_limit is set, we want to do repeated matches with
2713        varying limits in order to find the minimum value. */        varying limits in order to find the minimum value for the match limit and
2714          for the recursion limit. The match limits are relevant only to the normal
2715          running of pcre_exec(), so disable the JIT optimization. This makes it
2716          possible to run the same set of tests with and without JIT externally
2717          requested. */
2718    
2719        if (find_match_limit)        if (find_match_limit)
2720          {          {
         int min = 0;  
         int mid = 64;  
         int max = -1;  
   
2721          if (extra == NULL)          if (extra == NULL)
2722            {            {
2723            extra = malloc(sizeof(pcre_extra));            extra = (pcre_extra *)malloc(sizeof(pcre_extra));
2724            extra->flags = 0;            extra->flags = 0;
2725            }            }
2726          extra->flags |= PCRE_EXTRA_MATCH_LIMIT;          else extra->flags &= ~PCRE_EXTRA_EXECUTABLE_JIT;
2727    
2728          for (;;)          (void)check_match_limit(re, extra, bptr, len, start_offset,
2729            {            options|g_notempty, use_offsets, use_size_offsets,
2730            extra->match_limit = mid;            PCRE_EXTRA_MATCH_LIMIT, &(extra->match_limit),
2731            count = pcre_exec(re, extra, (char *)bptr, len, start_offset,            PCRE_ERROR_MATCHLIMIT, "match()");
2732              options | g_notempty, use_offsets, use_size_offsets);  
2733            if (count == PCRE_ERROR_MATCHLIMIT)          count = check_match_limit(re, extra, bptr, len, start_offset,
2734              {            options|g_notempty, use_offsets, use_size_offsets,
2735              /* fprintf(outfile, "Testing match limit = %d\n", mid); */            PCRE_EXTRA_MATCH_LIMIT_RECURSION, &(extra->match_limit_recursion),
2736              min = mid;            PCRE_ERROR_RECURSIONLIMIT, "match() recursion");
             mid = (mid == max - 1)? max : (max > 0)? (min + max)/2 : mid*2;  
             }  
           else if (count >= 0 || count == PCRE_ERROR_NOMATCH)  
             {  
             if (mid == min + 1)  
               {  
               fprintf(outfile, "Minimum match limit = %d\n", mid);  
               break;  
               }  
             /* fprintf(outfile, "Testing match limit = %d\n", mid); */  
             max = mid;  
             mid = (min + mid)/2;  
             }  
           else break;    /* Some other error */  
           }  
   
         extra->flags &= ~PCRE_EXTRA_MATCH_LIMIT;  
2737          }          }
2738    
2739        /* If callout_data is set, use the interface with additional data */        /* If callout_data is set, use the interface with additional data */
# Line 1232  while (!done) Line 2742  while (!done)
2742          {          {
2743          if (extra == NULL)          if (extra == NULL)
2744            {            {
2745            extra = malloc(sizeof(pcre_extra));            extra = (pcre_extra *)malloc(sizeof(pcre_extra));
2746            extra->flags = 0;            extra->flags = 0;
2747            }            }
2748          extra->flags |= PCRE_EXTRA_CALLOUT_DATA;          extra->flags |= PCRE_EXTRA_CALLOUT_DATA;
2749          extra->callout_data = (void *)callout_data;          extra->callout_data = &callout_data;
2750          count = pcre_exec(re, extra, (char *)bptr, len, start_offset,          count = pcre_exec(re, extra, (char *)bptr, len, start_offset,
2751            options | g_notempty, use_offsets, use_size_offsets);            options | g_notempty, use_offsets, use_size_offsets);
2752          extra->flags &= ~PCRE_EXTRA_CALLOUT_DATA;          extra->flags &= ~PCRE_EXTRA_CALLOUT_DATA;
# Line 1245  while (!done) Line 2755  while (!done)
2755        /* The normal case is just to do the match once, with the default        /* The normal case is just to do the match once, with the default
2756        value of match_limit. */        value of match_limit. */
2757    
2758        else count = pcre_exec(re, extra, (char *)bptr, len,  #if !defined NODFA
2759          start_offset, options | g_notempty, use_offsets, use_size_offsets);        else if (all_use_dfa || use_dfa)
2760            {
2761            int workspace[1000];
2762            count = pcre_dfa_exec(re, extra, (char *)bptr, len, start_offset,
2763              options | g_notempty, use_offsets, use_size_offsets, workspace,
2764              sizeof(workspace)/sizeof(int));
2765            if (count == 0)
2766              {
2767              fprintf(outfile, "Matched, but too many subsidiary matches\n");
2768              count = use_size_offsets/2;
2769              }
2770            }
2771    #endif
2772    
2773        if (count == 0)        else
2774          {          {
2775          fprintf(outfile, "Matched, but too many substrings\n");          count = pcre_exec(re, extra, (char *)bptr, len,
2776          count = use_size_offsets/3;            start_offset, options | g_notempty, use_offsets, use_size_offsets);
2777            if (count == 0)
2778              {
2779              fprintf(outfile, "Matched, but too many substrings\n");
2780              count = use_size_offsets/3;
2781              }
2782          }          }
2783    
2784        /* Matched */        /* Matched */
2785    
2786        if (count >= 0)        if (count >= 0)
2787          {          {
2788          int i;          int i, maxcount;
2789    
2790    #if !defined NODFA
2791            if (all_use_dfa || use_dfa) maxcount = use_size_offsets/2; else
2792    #endif
2793              maxcount = use_size_offsets/3;
2794    
2795            /* This is a check against a lunatic return value. */
2796    
2797            if (count > maxcount)
2798              {
2799              fprintf(outfile,
2800                "** PCRE error: returned count %d is too big for offset size %d\n",
2801                count, use_size_offsets);
2802              count = use_size_offsets/3;
2803              if (do_g || do_G)
2804                {
2805                fprintf(outfile, "** /%c loop abandoned\n", do_g? 'g' : 'G');
2806                do_g = do_G = FALSE;        /* Break g/G loop */
2807                }
2808              }
2809    
2810            /* do_allcaps requests showing of all captures in the pattern, to check
2811            unset ones at the end. */
2812    
2813            if (do_allcaps)
2814              {
2815              new_info(re, NULL, PCRE_INFO_CAPTURECOUNT, &count);
2816              count++;   /* Allow for full match */
2817              if (count * 2 > use_size_offsets) count = use_size_offsets/2;
2818              }
2819    
2820            /* Output the captured substrings */
2821    
2822          for (i = 0; i < count * 2; i += 2)          for (i = 0; i < count * 2; i += 2)
2823            {            {
2824            if (use_offsets[i] < 0)            if (use_offsets[i] < 0)
2825                {
2826                if (use_offsets[i] != -1)
2827                  fprintf(outfile, "ERROR: bad negative value %d for offset %d\n",
2828                    use_offsets[i], i);
2829                if (use_offsets[i+1] != -1)
2830                  fprintf(outfile, "ERROR: bad negative value %d for offset %d\n",
2831                    use_offsets[i+1], i+1);
2832              fprintf(outfile, "%2d: <unset>\n", i/2);              fprintf(outfile, "%2d: <unset>\n", i/2);
2833                }
2834            else            else
2835              {              {
2836              fprintf(outfile, "%2d: ", i/2);              fprintf(outfile, "%2d: ", i/2);
2837              (void)pchars(bptr + use_offsets[i],              (void)pchars(bptr + use_offsets[i],
2838                use_offsets[i+1] - use_offsets[i], outfile);                use_offsets[i+1] - use_offsets[i], outfile);
2839              fprintf(outfile, "\n");              fprintf(outfile, "\n");
2840              if (i == 0)              if (do_showcaprest || (i == 0 && do_showrest))
2841                {                {
2842                if (do_showrest)                fprintf(outfile, "%2d+ ", i/2);
2843                  {                (void)pchars(bptr + use_offsets[i+1], len - use_offsets[i+1],
2844                  fprintf(outfile, " 0+ ");                  outfile);
2845                  (void)pchars(bptr + use_offsets[i+1], len - use_offsets[i+1],                fprintf(outfile, "\n");
                   outfile);  
                 fprintf(outfile, "\n");  
                 }  
2846                }                }
2847              }              }
2848            }            }
2849    
2850            if (markptr != NULL) fprintf(outfile, "MK: %s\n", markptr);
2851    
2852          for (i = 0; i < 32; i++)          for (i = 0; i < 32; i++)
2853            {            {
2854            if ((copystrings & (1 << i)) != 0)            if ((copystrings & (1 << i)) != 0)
2855              {              {
2856              char copybuffer[16];              char copybuffer[256];
2857              int rc = pcre_copy_substring((char *)bptr, use_offsets, count,              int rc = pcre_copy_substring((char *)bptr, use_offsets, count,
2858                i, copybuffer, sizeof(copybuffer));                i, copybuffer, sizeof(copybuffer));
2859              if (rc < 0)              if (rc < 0)
# Line 1296  while (!done) Line 2863  while (!done)
2863              }              }
2864            }            }
2865    
2866            for (copynamesptr = copynames;
2867                 *copynamesptr != 0;
2868                 copynamesptr += (int)strlen((char*)copynamesptr) + 1)
2869              {
2870              char copybuffer[256];
2871              int rc = pcre_copy_named_substring(re, (char *)bptr, use_offsets,
2872                count, (char *)copynamesptr, copybuffer, sizeof(copybuffer));
2873              if (rc < 0)
2874                fprintf(outfile, "copy substring %s failed %d\n", copynamesptr, rc);
2875              else
2876                fprintf(outfile, "  C %s (%d) %s\n", copybuffer, rc, copynamesptr);
2877              }
2878    
2879          for (i = 0; i < 32; i++)          for (i = 0; i < 32; i++)
2880            {            {
2881            if ((getstrings & (1 << i)) != 0)            if ((getstrings & (1 << i)) != 0)
# Line 1308  while (!done) Line 2888  while (!done)
2888              else              else
2889                {                {
2890                fprintf(outfile, "%2dG %s (%d)\n", i, substring, rc);                fprintf(outfile, "%2dG %s (%d)\n", i, substring, rc);
               /* free((void *)substring); */  
2891                pcre_free_substring(substring);                pcre_free_substring(substring);
2892                }                }
2893              }              }
2894            }            }
2895    
2896            for (getnamesptr = getnames;
2897                 *getnamesptr != 0;
2898                 getnamesptr += (int)strlen((char*)getnamesptr) + 1)
2899              {
2900              const char *substring;
2901              int rc = pcre_get_named_substring(re, (char *)bptr, use_offsets,
2902                count, (char *)getnamesptr, &substring);
2903              if (rc < 0)
2904                fprintf(outfile, "copy substring %s failed %d\n", getnamesptr, rc);
2905              else
2906                {
2907                fprintf(outfile, "  G %s (%d) %s\n", substring, rc, getnamesptr);
2908                pcre_free_substring(substring);
2909                }
2910              }
2911    
2912          if (getlist)          if (getlist)
2913            {            {
2914            const char **stringlist;            const char **stringlist;
# Line 1327  while (!done) Line 2922  while (!done)
2922                fprintf(outfile, "%2dL %s\n", i, stringlist[i]);                fprintf(outfile, "%2dL %s\n", i, stringlist[i]);
2923              if (stringlist[i] != NULL)              if (stringlist[i] != NULL)
2924                fprintf(outfile, "string list not terminated by NULL\n");                fprintf(outfile, "string list not terminated by NULL\n");
             /* free((void *)stringlist); */  
2925              pcre_free_substring_list(stringlist);              pcre_free_substring_list(stringlist);
2926              }              }
2927            }            }
2928          }          }
2929    
2930          /* There was a partial match */
2931    
2932          else if (count == PCRE_ERROR_PARTIAL)
2933            {
2934            if (markptr == NULL) fprintf(outfile, "Partial match");
2935              else fprintf(outfile, "Partial match, mark=%s", markptr);
2936            if (use_size_offsets > 1)
2937              {
2938              fprintf(outfile, ": ");
2939              pchars(bptr + use_offsets[0], use_offsets[1] - use_offsets[0],
2940                outfile);
2941              }
2942            fprintf(outfile, "\n");
2943            break;  /* Out of the /g loop */
2944            }
2945    
2946        /* Failed to match. If this is a /g or /G loop and we previously set        /* Failed to match. If this is a /g or /G loop and we previously set
2947        g_notempty after a null match, this is not necessarily the end.        g_notempty after a null match, this is not necessarily the end. We want
2948        We want to advance the start offset, and continue. Fudge the offset        to advance the start offset, and continue. We won't be at the end of the
2949        values to achieve this. We won't be at the end of the string - that        string - that was checked before setting g_notempty.
2950        was checked before setting g_notempty. */  
2951          Complication arises in the case when the newline convention is "any",
2952          "crlf", or "anycrlf". If the previous match was at the end of a line
2953          terminated by CRLF, an advance of one character just passes the \r,
2954          whereas we should prefer the longer newline sequence, as does the code in
2955          pcre_exec(). Fudge the offset value to achieve this. We check for a
2956          newline setting in the pattern; if none was set, use pcre_config() to
2957          find the default.
2958    
2959          Otherwise, in the case of UTF-8 matching, the advance must be one
2960          character, not one byte. */
2961    
2962        else        else
2963          {          {
2964          if (g_notempty != 0)          if (g_notempty != 0)
2965            {            {
2966              int onechar = 1;
2967              unsigned int obits = ((real_pcre *)re)->options;
2968            use_offsets[0] = start_offset;            use_offsets[0] = start_offset;
2969            use_offsets[1] = start_offset + 1;            if ((obits & PCRE_NEWLINE_BITS) == 0)
2970                {
2971                int d;
2972                (void)pcre_config(PCRE_CONFIG_NEWLINE, &d);
2973                /* Note that these values are always the ASCII ones, even in
2974                EBCDIC environments. CR = 13, NL = 10. */
2975                obits = (d == 13)? PCRE_NEWLINE_CR :
2976                        (d == 10)? PCRE_NEWLINE_LF :
2977                        (d == (13<<8 | 10))? PCRE_NEWLINE_CRLF :
2978                        (d == -2)? PCRE_NEWLINE_ANYCRLF :
2979                        (d == -1)? PCRE_NEWLINE_ANY : 0;
2980                }
2981              if (((obits & PCRE_NEWLINE_BITS) == PCRE_NEWLINE_ANY ||
2982                   (obits & PCRE_NEWLINE_BITS) == PCRE_NEWLINE_CRLF ||
2983                   (obits & PCRE_NEWLINE_BITS) == PCRE_NEWLINE_ANYCRLF)
2984                  &&
2985                  start_offset < len - 1 &&
2986                  bptr[start_offset] == '\r' &&
2987                  bptr[start_offset+1] == '\n')
2988                onechar++;
2989              else if (use_utf8)
2990                {
2991                while (start_offset + onechar < len)
2992                  {
2993                  if ((bptr[start_offset+onechar] & 0xc0) != 0x80) break;
2994                  onechar++;
2995                  }
2996                }
2997              use_offsets[1] = start_offset + onechar;
2998            }            }
2999          else          else
3000            {            {
3001            if (gmatched == 0)   /* Error if no previous matches */            switch(count)
3002              {              {
3003              if (count == -1) fprintf(outfile, "No match\n");              case PCRE_ERROR_NOMATCH:
3004                else fprintf(outfile, "Error %d\n", count);              if (gmatched == 0)
3005                  {
3006                  if (markptr == NULL) fprintf(outfile, "No match\n");
3007                    else fprintf(outfile, "No match, mark = %s\n", markptr);
3008                  }
3009                break;
3010    
3011                case PCRE_ERROR_BADUTF8:
3012                case PCRE_ERROR_SHORTUTF8:
3013                fprintf(outfile, "Error %d (%s UTF-8 string)", count,
3014                  (count == PCRE_ERROR_BADUTF8)? "bad" : "short");
3015                if (use_size_offsets >= 2)
3016                  fprintf(outfile, " offset=%d reason=%d", use_offsets[0],
3017                    use_offsets[1]);
3018                fprintf(outfile, "\n");
3019                break;
3020    
3021                default:
3022                if (count < 0 && (-count) < sizeof(errtexts)/sizeof(const char *))
3023                  fprintf(outfile, "Error %d (%s)\n", count, errtexts[-count]);
3024                else
3025                  fprintf(outfile, "Error %d (Unexpected value)\n", count);
3026                break;
3027              }              }
3028    
3029            break;  /* Out of the /g loop */            break;  /* Out of the /g loop */
3030            }            }
3031          }          }
# Line 1362  while (!done) Line 3035  while (!done)
3035        if (!do_g && !do_G) break;        if (!do_g && !do_G) break;
3036    
3037        /* If we have matched an empty string, first check to see if we are at        /* If we have matched an empty string, first check to see if we are at
3038        the end of the subject. If so, the /g loop is over. Otherwise, mimic        the end of the subject. If so, the /g loop is over. Otherwise, mimic what
3039        what Perl's /g options does. This turns out to be rather cunning. First        Perl's /g options does. This turns out to be rather cunning. First we set
3040        we set PCRE_NOTEMPTY and PCRE_ANCHORED and try the match again at the        PCRE_NOTEMPTY_ATSTART and PCRE_ANCHORED and try the match again at the
3041        same point. If this fails (picked up above) we advance to the next        same point. If this fails (picked up above) we advance to the next
3042        character. */        character. */
3043    
3044        g_notempty = 0;        g_notempty = 0;
3045    
3046        if (use_offsets[0] == use_offsets[1])        if (use_offsets[0] == use_offsets[1])
3047          {          {
3048          if (use_offsets[0] == len) break;          if (use_offsets[0] == len) break;
3049          g_notempty = PCRE_NOTEMPTY | PCRE_ANCHORED;          g_notempty = PCRE_NOTEMPTY_ATSTART | PCRE_ANCHORED;
3050          }          }
3051    
3052        /* For /g, update the start offset, leaving the rest alone */        /* For /g, update the start offset, leaving the rest alone */
# Line 1387  while (!done) Line 3061  while (!done)
3061          len -= use_offsets[1];          len -= use_offsets[1];
3062          }          }
3063        }  /* End of loop for /g and /G */        }  /* End of loop for /g and /G */
3064    
3065        NEXT_DATA: continue;
3066      }    /* End of loop for data lines */      }    /* End of loop for data lines */
3067    
3068    CONTINUE:    CONTINUE:
# Line 1395  while (!done) Line 3071  while (!done)
3071    if (posix || do_posix) regfree(&preg);    if (posix || do_posix) regfree(&preg);
3072  #endif  #endif
3073    
3074    if (re != NULL) free(re);    if (re != NULL) new_free(re);
3075    if (extra != NULL) free(extra);    if (extra != NULL) pcre_free_study(extra);
3076    if (tables != NULL)    if (locale_set)
3077      {      {
3078      free((void *)tables);      new_free((void *)tables);
3079      setlocale(LC_CTYPE, "C");      setlocale(LC_CTYPE, "C");
3080        locale_set = 0;
3081      }      }
3082      if (jit_stack != NULL)
3083        {
3084        pcre_jit_stack_free(jit_stack);
3085        jit_stack = NULL;
3086        }
3087    }    }
3088    
3089  fprintf(outfile, "\n");  if (infile == stdin) fprintf(outfile, "\n");
3090  return 0;  
3091    EXIT:
3092    
3093    if (infile != NULL && infile != stdin) fclose(infile);
3094    if (outfile != NULL && outfile != stdout) fclose(outfile);
3095    
3096    free(buffer);
3097    free(dbuffer);
3098    free(pbuffer);
3099    free(offsets);
3100    
3101    return yield;
3102  }  }
3103    
3104  /* End */  /* End of pcretest.c */

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