/[pcre]/code/tags/pcre-4.1/config.in
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code/trunk/config.in revision 47 by nigel, Sat Feb 24 21:39:29 2007 UTC code/tags/pcre-4.1/config.in revision 66 by nigel, Sat Feb 24 21:40:10 2007 UTC
# Line 3  Line 3 
3  written in Standard C, but there are a few non-standard things it can cope  written in Standard C, but there are a few non-standard things it can cope
4  with, allowing it to run on SunOS4 and other "close to standard" systems.  with, allowing it to run on SunOS4 and other "close to standard" systems.
5    
6  On a non-Unix system you should just copy this file into config.h and change  On a non-Unix system you should just copy this file into config.h, and set up
7  the definitions of HAVE_STRERROR and HAVE_MEMMOVE to 1. Unfortunately, because  the macros the way you need them. You should normally change the definitions of
8  of the way autoconf works, these cannot be made the defaults. If your system  HAVE_STRERROR and HAVE_MEMMOVE to 1. Unfortunately, because of the way autoconf
9  has bcopy() and not memmove(), change the definition of HAVE_BCOPY instead of  works, these cannot be made the defaults. If your system has bcopy() and not
10  HAVE_MEMMOVE. If your system has neither bcopy() nor memmove(), leave them both  memmove(), change the definition of HAVE_BCOPY instead of HAVE_MEMMOVE. If your
11  as 0; an emulation function will be used. */  system has neither bcopy() nor memmove(), leave them both as 0; an emulation
12    function will be used. */
13    
14  /* Define to empty if the keyword does not work. */  /* Define to empty if the keyword does not work. */
15    
# Line 24  all Standard C libraries. The macros HAV Line 25  all Standard C libraries. The macros HAV
25  normally be defined with the value 1 for other systems, but unfortunately we  normally be defined with the value 1 for other systems, but unfortunately we
26  can't make this the default because "configure" files generated by autoconf  can't make this the default because "configure" files generated by autoconf
27  will only change 0 to 1; they won't change 1 to 0 if the functions are not  will only change 0 to 1; they won't change 1 to 0 if the functions are not
28  found. If HAVE_MEMMOVE is set to 1, the value of HAVE_BCOPY is not relevant. */  found. */
29    
30  #define HAVE_STRERROR 0  #define HAVE_STRERROR 0
31  #define HAVE_MEMMOVE  0  #define HAVE_MEMMOVE  0
32    
33    /* There are some non-Unix systems that don't even have bcopy(). If this macro
34    is false, an emulation is used. If HAVE_MEMMOVE is set to 1, the value of
35    HAVE_BCOPY is not relevant. */
36    
37  #define HAVE_BCOPY    0  #define HAVE_BCOPY    0
38    
39    /* The value of NEWLINE determines the newline character. The default is to
40    leave it up to the compiler, but some sites want to force a particular value.
41    On Unix systems, "configure" can be used to override this default. */
42    
43    #ifndef NEWLINE
44    #define NEWLINE '\n'
45    #endif
46    
47    /* The value of LINK_SIZE determines the number of bytes used to store
48    links as offsets within the compiled regex. The default is 2, which allows for
49    compiled patterns up to 64K long. This covers the vast majority of cases.
50    However, PCRE can also be compiled to use 3 or 4 bytes instead. This allows for
51    longer patterns in extreme cases. On Unix systems, "configure" can be used to
52    override this default. */
53    
54    #ifndef LINK_SIZE
55    #define LINK_SIZE   2
56    #endif
57    
58    /* The value of MATCH_LIMIT determines the default number of times the match()
59    function can be called during a single execution of pcre_exec(). (There is a
60    runtime method of setting a different limit.) The limit exists in order to
61    catch runaway regular expressions that take for ever to determine that they do
62    not match. The default is set very large so that it does not accidentally catch
63    legitimate cases. On Unix systems, "configure" can be used to override this
64    default default. */
65    
66    #ifndef MATCH_LIMIT
67    #define MATCH_LIMIT 10000000
68    #endif
69    
70  /* End */  /* End */

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