/[pcre]/code/tags/pcre-3.7/pcretest.c
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revision 23 by nigel, Sat Feb 24 21:38:41 2007 UTC revision 27 by nigel, Sat Feb 24 21:38:49 2007 UTC
# Line 7  Line 7 
7  #include <string.h>  #include <string.h>
8  #include <stdlib.h>  #include <stdlib.h>
9  #include <time.h>  #include <time.h>
10    #include <locale.h>
11    
12  /* Use the internal info for displaying the results of pcre_study(). */  /* Use the internal info for displaying the results of pcre_study(). */
13    
# Line 21  Line 22 
22  #endif  #endif
23  #endif  #endif
24    
25  #define LOOPREPEAT 10000  #define LOOPREPEAT 20000
26    
27    
28  static FILE *outfile;  static FILE *outfile;
# Line 313  while (argc > 1 && argv[op][0] == '-') Line 314  while (argc > 1 && argv[op][0] == '-')
314    else    else
315      {      {
316      printf("*** Unknown option %s\n", argv[op]);      printf("*** Unknown option %s\n", argv[op]);
317        printf("Usage: pcretest [-d] [-i] [-p] [-s] [-t] [<input> [<output>]]\n");
318        printf("  -d   debug: show compiled code; implies -i\n"
319               "  -i   show information about compiled pattern\n"
320               "  -p   use POSIX interface\n"
321               "  -s   output store information\n"
322               "  -t   time compilation and execution\n");
323      return 1;      return 1;
324      }      }
325    op++;    op++;
# Line 357  while (!done) Line 364  while (!done)
364    pcre_extra *extra = NULL;    pcre_extra *extra = NULL;
365    regex_t preg;    regex_t preg;
366    const char *error;    const char *error;
367    unsigned char *p, *pp;    unsigned char *p, *pp, *ppp;
368      unsigned const char *tables = NULL;
369    int do_study = 0;    int do_study = 0;
370    int do_debug = 0;    int do_debug = debug;
371      int do_showinfo = showinfo;
372    int do_posix = 0;    int do_posix = 0;
373    int erroroffset, len, delimiter;    int erroroffset, len, delimiter;
374    
# Line 422  while (!done) Line 431  while (!done)
431        case 'm': options |= PCRE_MULTILINE; break;        case 'm': options |= PCRE_MULTILINE; break;
432        case 's': options |= PCRE_DOTALL; break;        case 's': options |= PCRE_DOTALL; break;
433        case 'x': options |= PCRE_EXTENDED; break;        case 'x': options |= PCRE_EXTENDED; break;
434    
435        case 'A': options |= PCRE_ANCHORED; break;        case 'A': options |= PCRE_ANCHORED; break;
436        case 'D': do_debug = 1; break;        case 'D': do_debug = do_showinfo = 1; break;
437        case 'E': options |= PCRE_DOLLAR_ENDONLY; break;        case 'E': options |= PCRE_DOLLAR_ENDONLY; break;
438          case 'I': do_showinfo = 1; break;
439        case 'P': do_posix = 1; break;        case 'P': do_posix = 1; break;
440        case 'S': do_study = 1; break;        case 'S': do_study = 1; break;
441        case 'U': options |= PCRE_UNGREEDY; break;        case 'U': options |= PCRE_UNGREEDY; break;
442        case 'X': options |= PCRE_EXTRA; break;        case 'X': options |= PCRE_EXTRA; break;
443    
444          case 'L':
445          ppp = pp;
446          while (*ppp != '\n' && *ppp != ' ') ppp++;
447          *ppp = 0;
448          if (setlocale(LC_CTYPE, (const char *)pp) == NULL)
449            {
450            fprintf(outfile, "** Failed to set locale \"%s\"\n", pp);
451            goto SKIP_DATA;
452            }
453          tables = pcre_maketables();
454          pp = ppp;
455          break;
456    
457        case '\n': case ' ': break;        case '\n': case ' ': break;
458        default:        default:
459        fprintf(outfile, "** Unknown option '%c'\n", pp[-1]);        fprintf(outfile, "** Unknown option '%c'\n", pp[-1]);
# Line 437  while (!done) Line 462  while (!done)
462      }      }
463    
464    /* Handle compiling via the POSIX interface, which doesn't support the    /* Handle compiling via the POSIX interface, which doesn't support the
465    timing, showing, or debugging options. */    timing, showing, or debugging options, nor the ability to pass over
466      local character tables. */
467    
468    if (posix || do_posix)    if (posix || do_posix)
469      {      {
# Line 469  while (!done) Line 495  while (!done)
495        clock_t start_time = clock();        clock_t start_time = clock();
496        for (i = 0; i < LOOPREPEAT; i++)        for (i = 0; i < LOOPREPEAT; i++)
497          {          {
498          re = pcre_compile((char *)p, options, &error, &erroroffset);          re = pcre_compile((char *)p, options, &error, &erroroffset, tables);
499          if (re != NULL) free(re);          if (re != NULL) free(re);
500          }          }
501        time_taken = clock() - start_time;        time_taken = clock() - start_time;
502        fprintf(outfile, "Compile time %.2f milliseconds\n",        fprintf(outfile, "Compile time %.3f milliseconds\n",
503          ((double)time_taken)/(4 * CLOCKS_PER_SEC));          ((double)time_taken * 1000.0) /
504            ((double)LOOPREPEAT * (double)CLOCKS_PER_SEC));
505        }        }
506    
507      re = pcre_compile((char *)p, options, &error, &erroroffset);      re = pcre_compile((char *)p, options, &error, &erroroffset, tables);
508    
509      /* Compilation failed; go back for another re, skipping to blank line      /* Compilation failed; go back for another re, skipping to blank line
510      if non-interactive. */      if non-interactive. */
# Line 501  while (!done) Line 528  while (!done)
528            }            }
529          fprintf(outfile, "\n");          fprintf(outfile, "\n");
530          }          }
531        continue;        goto CONTINUE;
532        }        }
533    
534      /* Compilation succeeded; print data if required */      /* Compilation succeeded; print data if required */
535    
536      if (showinfo || do_debug)      if (do_showinfo)
537        {        {
538        int first_char, count;        int first_char, count;
539    
540        if (debug || do_debug) print_internals(re, outfile);        if (do_debug) print_internals(re, outfile);
541    
542        count = pcre_info(re, &options, &first_char);        count = pcre_info(re, &options, &first_char);
543        if (count < 0) fprintf(outfile,        if (count < 0) fprintf(outfile,
# Line 560  while (!done) Line 587  while (!done)
587            extra = pcre_study(re, study_options, &error);            extra = pcre_study(re, study_options, &error);
588          time_taken = clock() - start_time;          time_taken = clock() - start_time;
589          if (extra != NULL) free(extra);          if (extra != NULL) free(extra);
590          fprintf(outfile, "  Study time %.2f milliseconds\n",          fprintf(outfile, "  Study time %.3f milliseconds\n",
591            ((double)time_taken)/(4 * CLOCKS_PER_SEC));            ((double)time_taken * 1000.0)/
592              ((double)LOOPREPEAT * (double)CLOCKS_PER_SEC));
593          }          }
594    
595        extra = pcre_study(re, study_options, &error);        extra = pcre_study(re, study_options, &error);
# Line 573  while (!done) Line 601  while (!done)
601        /* This looks at internal information. A bit kludgy to do it this        /* This looks at internal information. A bit kludgy to do it this
602        way, but it is useful for testing. */        way, but it is useful for testing. */
603    
604        else if (showinfo || do_debug)        else if (do_showinfo)
605          {          {
606          real_pcre_extra *xx = (real_pcre_extra *)extra;          real_pcre_extra *xx = (real_pcre_extra *)extra;
607          if ((xx->options & PCRE_STUDY_MAPPED) == 0)          if ((xx->options & PCRE_STUDY_MAPPED) == 0)
# Line 739  while (!done) Line 767  while (!done)
767          register int i;          register int i;
768          clock_t time_taken;          clock_t time_taken;
769          clock_t start_time = clock();          clock_t start_time = clock();
770          for (i = 0; i < 4000; i++)          for (i = 0; i < LOOPREPEAT; i++)
771            count = pcre_exec(re, extra, (char *)dbuffer, len, options, offsets,            count = pcre_exec(re, extra, (char *)dbuffer, len, options, offsets,
772              size_offsets);              size_offsets);
773          time_taken = clock() - start_time;          time_taken = clock() - start_time;
774          fprintf(outfile, "Execute time %.2f milliseconds\n",          fprintf(outfile, "Execute time %.3f milliseconds\n",
775            ((double)time_taken)/(4 * CLOCKS_PER_SEC));            ((double)time_taken * 1000.0)/
776              ((double)LOOPREPEAT * (double)CLOCKS_PER_SEC));
777          }          }
778    
779        count = pcre_exec(re, extra, (char *)dbuffer, len, options, offsets,        count = pcre_exec(re, extra, (char *)dbuffer, len, options, offsets,
# Line 784  while (!done) Line 813  while (!done)
813    if (posix || do_posix) regfree(&preg);    if (posix || do_posix) regfree(&preg);
814    if (re != NULL) free(re);    if (re != NULL) free(re);
815    if (extra != NULL) free(extra);    if (extra != NULL) free(extra);
816      if (tables != NULL)
817        {
818        free((void *)tables);
819        setlocale(LC_CTYPE, "C");
820        }
821    }    }
822    
823  fprintf(outfile, "\n");  fprintf(outfile, "\n");
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