/[pcre]/code/tags/pcre-3.2/pcretest.c
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Diff of /code/tags/pcre-3.2/pcretest.c

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revision 29 by nigel, Sat Feb 24 21:38:53 2007 UTC revision 39 by nigel, Sat Feb 24 21:39:13 2007 UTC
# Line 12  Line 12 
12  /* Use the internal info for displaying the results of pcre_study(). */  /* Use the internal info for displaying the results of pcre_study(). */
13    
14  #include "internal.h"  #include "internal.h"
15    
16    /* It is possible to compile this test program without including support for
17    testing the POSIX interface, though this is not available via the standard
18    Makefile. */
19    
20    #if !defined NOPOSIX
21  #include "pcreposix.h"  #include "pcreposix.h"
22    #endif
23    
24  #ifndef CLOCKS_PER_SEC  #ifndef CLOCKS_PER_SEC
25  #ifdef CLK_TCK  #ifdef CLK_TCK
# Line 48  static const char *OP_names[] = { Line 55  static const char *OP_names[] = {
55  };  };
56    
57    
58  static void print_internals(pcre *re, FILE *outfile)  static void print_internals(pcre *re)
59  {  {
60  unsigned char *code = ((real_pcre *)re)->code;  unsigned char *code = ((real_pcre *)re)->code;
61    
# Line 274  compiled re. */ Line 281  compiled re. */
281    
282  static void *new_malloc(size_t size)  static void *new_malloc(size_t size)
283  {  {
284  if (log_store) fprintf(outfile, "Store size request: %d\n", (int)size);  if (log_store)
285      fprintf(outfile, "Memory allocation (code space): %d\n",
286        (int)((int)size - offsetof(real_pcre, code[0])));
287  return malloc(size);  return malloc(size);
288  }  }
289    
# Line 292  int study_options = 0; Line 301  int study_options = 0;
301  int op = 1;  int op = 1;
302  int timeit = 0;  int timeit = 0;
303  int showinfo = 0;  int showinfo = 0;
304    int showstore = 0;
305  int posix = 0;  int posix = 0;
306  int debug = 0;  int debug = 0;
307  int done = 0;  int done = 0;
# Line 306  outfile = stdout; Line 316  outfile = stdout;
316    
317  while (argc > 1 && argv[op][0] == '-')  while (argc > 1 && argv[op][0] == '-')
318    {    {
319    if (strcmp(argv[op], "-s") == 0) log_store = 1;    if (strcmp(argv[op], "-s") == 0 || strcmp(argv[op], "-m") == 0)
320        showstore = 1;
321    else if (strcmp(argv[op], "-t") == 0) timeit = 1;    else if (strcmp(argv[op], "-t") == 0) timeit = 1;
322    else if (strcmp(argv[op], "-i") == 0) showinfo = 1;    else if (strcmp(argv[op], "-i") == 0) showinfo = 1;
323    else if (strcmp(argv[op], "-d") == 0) showinfo = debug = 1;    else if (strcmp(argv[op], "-d") == 0) showinfo = debug = 1;
# Line 362  while (!done) Line 373  while (!done)
373    {    {
374    pcre *re = NULL;    pcre *re = NULL;
375    pcre_extra *extra = NULL;    pcre_extra *extra = NULL;
376    
377    #if !defined NOPOSIX  /* There are still compilers that require no indent */
378    regex_t preg;    regex_t preg;
379    #endif
380    
381    const char *error;    const char *error;
382    unsigned char *p, *pp, *ppp;    unsigned char *p, *pp, *ppp;
383    unsigned const char *tables = NULL;    unsigned const char *tables = NULL;
384    int do_study = 0;    int do_study = 0;
385    int do_debug = debug;    int do_debug = debug;
386      int do_G = 0;
387      int do_g = 0;
388    int do_showinfo = showinfo;    int do_showinfo = showinfo;
389      int do_showrest = 0;
390    int do_posix = 0;    int do_posix = 0;
391    int erroroffset, len, delimiter;    int erroroffset, len, delimiter;
392    
# Line 434  while (!done) Line 452  while (!done)
452    
453    options = 0;    options = 0;
454    study_options = 0;    study_options = 0;
455      log_store = showstore;  /* default from command line */
456    
457    while (*pp != 0)    while (*pp != 0)
458      {      {
459      switch (*pp++)      switch (*pp++)
460        {        {
461          case 'g': do_g = 1; break;
462        case 'i': options |= PCRE_CASELESS; break;        case 'i': options |= PCRE_CASELESS; break;
463        case 'm': options |= PCRE_MULTILINE; break;        case 'm': options |= PCRE_MULTILINE; break;
464        case 's': options |= PCRE_DOTALL; break;        case 's': options |= PCRE_DOTALL; break;
465        case 'x': options |= PCRE_EXTENDED; break;        case 'x': options |= PCRE_EXTENDED; break;
466    
467          case '+': do_showrest = 1; break;
468        case 'A': options |= PCRE_ANCHORED; break;        case 'A': options |= PCRE_ANCHORED; break;
469        case 'D': do_debug = do_showinfo = 1; break;        case 'D': do_debug = do_showinfo = 1; break;
470        case 'E': options |= PCRE_DOLLAR_ENDONLY; break;        case 'E': options |= PCRE_DOLLAR_ENDONLY; break;
471          case 'G': do_G = 1; break;
472        case 'I': do_showinfo = 1; break;        case 'I': do_showinfo = 1; break;
473          case 'M': log_store = 1; break;
474    
475    #if !defined NOPOSIX
476        case 'P': do_posix = 1; break;        case 'P': do_posix = 1; break;
477    #endif
478    
479        case 'S': do_study = 1; break;        case 'S': do_study = 1; break;
480        case 'U': options |= PCRE_UNGREEDY; break;        case 'U': options |= PCRE_UNGREEDY; break;
481        case 'X': options |= PCRE_EXTRA; break;        case 'X': options |= PCRE_EXTRA; break;
# Line 476  while (!done) Line 504  while (!done)
504    timing, showing, or debugging options, nor the ability to pass over    timing, showing, or debugging options, nor the ability to pass over
505    local character tables. */    local character tables. */
506    
507    #if !defined NOPOSIX
508    if (posix || do_posix)    if (posix || do_posix)
509      {      {
510      int rc;      int rc;
# Line 498  while (!done) Line 527  while (!done)
527    /* Handle compiling via the native interface */    /* Handle compiling via the native interface */
528    
529    else    else
530    #endif  /* !defined NOPOSIX */
531    
532      {      {
533      if (timeit)      if (timeit)
534        {        {
# Line 548  while (!done) Line 579  while (!done)
579        {        {
580        int first_char, count;        int first_char, count;
581    
582        if (do_debug) print_internals(re, outfile);        if (do_debug) print_internals(re);
583    
584        count = pcre_info(re, &options, &first_char);        count = pcre_info(re, &options, &first_char);
585        if (count < 0) fprintf(outfile,        if (count < 0) fprintf(outfile,
# Line 566  while (!done) Line 597  while (!done)
597              ((options & PCRE_DOLLAR_ENDONLY) != 0)? " dollar_endonly" : "",              ((options & PCRE_DOLLAR_ENDONLY) != 0)? " dollar_endonly" : "",
598              ((options & PCRE_EXTRA) != 0)? " extra" : "",              ((options & PCRE_EXTRA) != 0)? " extra" : "",
599              ((options & PCRE_UNGREEDY) != 0)? " ungreedy" : "");              ((options & PCRE_UNGREEDY) != 0)? " ungreedy" : "");
600    
601            if (((((real_pcre *)re)->options) & PCRE_ICHANGED) != 0)
602              fprintf(outfile, "Case state changes\n");
603    
604          if (first_char == -1)          if (first_char == -1)
605            {            {
606            fprintf(outfile, "First char at start or follows \\n\n");            fprintf(outfile, "First char at start or follows \\n\n");
# Line 581  while (!done) Line 616  while (!done)
616            else            else
617              fprintf(outfile, "First char = %d\n", first_char);              fprintf(outfile, "First char = %d\n", first_char);
618            }            }
619    
620            if (((((real_pcre *)re)->options) & PCRE_REQCHSET) != 0)
621              {
622              int req_char = ((real_pcre *)re)->req_char;
623              if (isprint(req_char))
624                fprintf(outfile, "Req char = \'%c\'\n", req_char);
625              else
626                fprintf(outfile, "Req char = %d\n", req_char);
627              }
628            else fprintf(outfile, "No req char\n");
629          }          }
630        }        }
631    
# Line 654  while (!done) Line 699  while (!done)
699    for (;;)    for (;;)
700      {      {
701      unsigned char *q;      unsigned char *q;
702        unsigned char *bptr = dbuffer;
703      int count, c;      int count, c;
704      int copystrings = 0;      int copystrings = 0;
705      int getstrings = 0;      int getstrings = 0;
706      int getlist = 0;      int getlist = 0;
707        int gmatched = 0;
708        int start_offset = 0;
709      int offsets[45];      int offsets[45];
710      int size_offsets = sizeof(offsets)/sizeof(int);      int size_offsets = sizeof(offsets)/sizeof(int);
711    
712      options = 0;      options = 0;
713    
714      if (infile == stdin) printf("  data> ");      if (infile == stdin) printf("data> ");
715      if (fgets((char *)buffer, sizeof(buffer), infile) == NULL)      if (fgets((char *)buffer, sizeof(buffer), infile) == NULL)
716        {        {
717        done = 1;        done = 1;
# Line 737  while (!done) Line 785  while (!done)
785          getlist = 1;          getlist = 1;
786          continue;          continue;
787    
788            case 'N':
789            options |= PCRE_NOTEMPTY;
790            continue;
791    
792          case 'O':          case 'O':
793          while(isdigit(*p)) n = n * 10 + *p++ - '0';          while(isdigit(*p)) n = n * 10 + *p++ - '0';
794          if (n <= (int)(sizeof(offsets)/sizeof(int))) size_offsets = n;          if (n <= (int)(sizeof(offsets)/sizeof(int))) size_offsets = n;
# Line 754  while (!done) Line 806  while (!done)
806      /* Handle matching via the POSIX interface, which does not      /* Handle matching via the POSIX interface, which does not
807      support timing. */      support timing. */
808    
809    #if !defined NOPOSIX
810      if (posix || do_posix)      if (posix || do_posix)
811        {        {
812        int rc;        int rc;
# Line 762  while (!done) Line 815  while (!done)
815        if ((options & PCRE_NOTBOL) != 0) eflags |= REG_NOTBOL;        if ((options & PCRE_NOTBOL) != 0) eflags |= REG_NOTBOL;
816        if ((options & PCRE_NOTEOL) != 0) eflags |= REG_NOTEOL;        if ((options & PCRE_NOTEOL) != 0) eflags |= REG_NOTEOL;
817    
818        rc = regexec(&preg, (char *)dbuffer, sizeof(pmatch)/sizeof(regmatch_t),        rc = regexec(&preg, (const char *)bptr,
819          pmatch, eflags);          sizeof(pmatch)/sizeof(regmatch_t), pmatch, eflags);
820    
821        if (rc != 0)        if (rc != 0)
822          {          {
# Line 781  while (!done) Line 834  while (!done)
834              pchars(dbuffer + pmatch[i].rm_so,              pchars(dbuffer + pmatch[i].rm_so,
835                pmatch[i].rm_eo - pmatch[i].rm_so);                pmatch[i].rm_eo - pmatch[i].rm_so);
836              fprintf(outfile, "\n");              fprintf(outfile, "\n");
837                if (i == 0 && do_showrest)
838                  {
839                  fprintf(outfile, " 0+ ");
840                  pchars(dbuffer + pmatch[i].rm_eo, len - pmatch[i].rm_eo);
841                  fprintf(outfile, "\n");
842                  }
843              }              }
844            }            }
845          }          }
846        }        }
847    
848      /* Handle matching via the native interface */      /* Handle matching via the native interface - repeats for /g and /G */
849    
850      else      else
851    #endif  /* !defined NOPOSIX */
852    
853        for (;; gmatched++)    /* Loop for /g or /G */
854        {        {
855        if (timeit)        if (timeit)
856          {          {
# Line 796  while (!done) Line 858  while (!done)
858          clock_t time_taken;          clock_t time_taken;
859          clock_t start_time = clock();          clock_t start_time = clock();
860          for (i = 0; i < LOOPREPEAT; i++)          for (i = 0; i < LOOPREPEAT; i++)
861            count = pcre_exec(re, extra, (char *)dbuffer, len, options, offsets,            count = pcre_exec(re, extra, (char *)bptr, len,
862              size_offsets);              start_offset, options, offsets, size_offsets);
863          time_taken = clock() - start_time;          time_taken = clock() - start_time;
864          fprintf(outfile, "Execute time %.3f milliseconds\n",          fprintf(outfile, "Execute time %.3f milliseconds\n",
865            ((double)time_taken * 1000.0)/            ((double)time_taken * 1000.0)/
866            ((double)LOOPREPEAT * (double)CLOCKS_PER_SEC));            ((double)LOOPREPEAT * (double)CLOCKS_PER_SEC));
867          }          }
868    
869        count = pcre_exec(re, extra, (char *)dbuffer, len, options, offsets,        count = pcre_exec(re, extra, (char *)bptr, len,
870          size_offsets);          start_offset, options, offsets, size_offsets);
871    
872        if (count == 0)        if (count == 0)
873          {          {
# Line 813  while (!done) Line 875  while (!done)
875          count = size_offsets/3;          count = size_offsets/3;
876          }          }
877    
878          /* Matched */
879    
880        if (count >= 0)        if (count >= 0)
881          {          {
882          int i;          int i;
# Line 823  while (!done) Line 887  while (!done)
887            else            else
888              {              {
889              fprintf(outfile, "%2d: ", i/2);              fprintf(outfile, "%2d: ", i/2);
890              pchars(dbuffer + offsets[i], offsets[i+1] - offsets[i]);              pchars(bptr + offsets[i], offsets[i+1] - offsets[i]);
891              fprintf(outfile, "\n");              fprintf(outfile, "\n");
892                if (i == 0)
893                  {
894                  if (do_showrest)
895                    {
896                    fprintf(outfile, " 0+ ");
897                    pchars(bptr + offsets[i+1], len - offsets[i+1]);
898                    fprintf(outfile, "\n");
899                    }
900                  }
901              }              }
902            }            }
903    
# Line 832  while (!done) Line 905  while (!done)
905            {            {
906            if ((copystrings & (1 << i)) != 0)            if ((copystrings & (1 << i)) != 0)
907              {              {
908              char buffer[16];              char copybuffer[16];
909              int rc = pcre_copy_substring((char *)dbuffer, offsets, count,              int rc = pcre_copy_substring((char *)bptr, offsets, count,
910                i, buffer, sizeof(buffer));                i, copybuffer, sizeof(copybuffer));
911              if (rc < 0)              if (rc < 0)
912                fprintf(outfile, "copy substring %d failed %d\n", i, rc);                fprintf(outfile, "copy substring %d failed %d\n", i, rc);
913              else              else
914                fprintf(outfile, "%2dC %s (%d)\n", i, buffer, rc);                fprintf(outfile, "%2dC %s (%d)\n", i, copybuffer, rc);
915              }              }
916            }            }
917    
# Line 847  while (!done) Line 920  while (!done)
920            if ((getstrings & (1 << i)) != 0)            if ((getstrings & (1 << i)) != 0)
921              {              {
922              const char *substring;              const char *substring;
923              int rc = pcre_get_substring((char *)dbuffer, offsets, count,              int rc = pcre_get_substring((char *)bptr, offsets, count,
924                i, &substring);                i, &substring);
925              if (rc < 0)              if (rc < 0)
926                fprintf(outfile, "get substring %d failed %d\n", i, rc);                fprintf(outfile, "get substring %d failed %d\n", i, rc);
# Line 862  while (!done) Line 935  while (!done)
935          if (getlist)          if (getlist)
936            {            {
937            const char **stringlist;            const char **stringlist;
938            int rc = pcre_get_substring_list((char *)dbuffer, offsets, count,            int rc = pcre_get_substring_list((char *)bptr, offsets, count,
939              &stringlist);              &stringlist);
940            if (rc < 0)            if (rc < 0)
941              fprintf(outfile, "get substring list failed %d\n", rc);              fprintf(outfile, "get substring list failed %d\n", rc);
# Line 875  while (!done) Line 948  while (!done)
948              free((void *)stringlist);              free((void *)stringlist);
949              }              }
950            }            }
951            }
952    
953          /* Failed to match */
954    
955          else
956            {
957            if (gmatched == 0)
958              {
959              if (count == -1) fprintf(outfile, "No match\n");
960                else fprintf(outfile, "Error %d\n", count);
961              }
962            break;  /* Out of the /g loop */
963          }          }
964    
965          /* If not /g or /G we are done */
966    
967          if (!do_g && !do_G) break;
968    
969          /* If we have matched an empty string, set PCRE_NOTEMPTY for the next
970          match. This mimics what Perl's /g option does. */
971    
972          if (offsets[1] == offsets[0])
973            options |= PCRE_NOTEMPTY;
974          else
975            options &= ~PCRE_NOTEMPTY;
976    
977          /* For /g, update the start offset, leaving the rest alone */
978    
979          if (do_g) start_offset = offsets[1];
980    
981          /* For /G, update the pointer and length */
982    
983        else        else
984          {          {
985          if (count == -1) fprintf(outfile, "No match\n");          bptr += offsets[1];
986            else fprintf(outfile, "Error %d\n", count);          len -= offsets[1];
987          }          }
988        }        }  /* End of loop for /g and /G */
989      }      }    /* End of loop for data lines */
990    
991    CONTINUE:    CONTINUE:
992    
993    #if !defined NOPOSIX
994    if (posix || do_posix) regfree(&preg);    if (posix || do_posix) regfree(&preg);
995    #endif
996    
997    if (re != NULL) free(re);    if (re != NULL) free(re);
998    if (extra != NULL) free(extra);    if (extra != NULL) free(extra);
999    if (tables != NULL)    if (tables != NULL)
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