Blame sample/sql.c

Packit b89d10
/*
Packit b89d10
 * sql.c
Packit b89d10
 */
Packit b89d10
#include <stdio.h>
Packit b89d10
#include <string.h>
Packit b89d10
#include "oniguruma.h"
Packit b89d10
Packit b89d10
extern int main(int argc, char* argv[])
Packit b89d10
{
Packit b89d10
  static OnigSyntaxType SQLSyntax;
Packit b89d10
Packit b89d10
  int r;
Packit b89d10
  unsigned char *start, *range, *end;
Packit b89d10
  regex_t* reg;
Packit b89d10
  OnigErrorInfo einfo;
Packit b89d10
  OnigRegion *region;
Packit b89d10
Packit b89d10
  static UChar* pattern = (UChar* )"\\_%\\\\__zz";
Packit b89d10
  static UChar* str = (UChar* )"a_abcabcabc\\ppzz";
Packit b89d10
Packit b89d10
  OnigEncoding use_encs[] = { ONIG_ENCODING_ASCII };
Packit b89d10
  onig_initialize(use_encs, sizeof(use_encs)/sizeof(use_encs[0]));
Packit b89d10
Packit b89d10
  onig_set_syntax_op      (&SQLSyntax, ONIG_SYN_OP_VARIABLE_META_CHARACTERS);
Packit b89d10
  onig_set_syntax_op2     (&SQLSyntax, 0);
Packit b89d10
  onig_set_syntax_behavior(&SQLSyntax, 0);
Packit b89d10
  onig_set_syntax_options (&SQLSyntax, ONIG_OPTION_MULTILINE);
Packit b89d10
  onig_set_meta_char(&SQLSyntax, ONIG_META_CHAR_ESCAPE, (OnigCodePoint )'\\');
Packit b89d10
  onig_set_meta_char(&SQLSyntax, ONIG_META_CHAR_ANYCHAR, (OnigCodePoint )'_');
Packit b89d10
  onig_set_meta_char(&SQLSyntax, ONIG_META_CHAR_ANYTIME,
Packit b89d10
		     ONIG_INEFFECTIVE_META_CHAR);
Packit b89d10
  onig_set_meta_char(&SQLSyntax, ONIG_META_CHAR_ZERO_OR_ONE_TIME,
Packit b89d10
		     ONIG_INEFFECTIVE_META_CHAR);
Packit b89d10
  onig_set_meta_char(&SQLSyntax, ONIG_META_CHAR_ONE_OR_MORE_TIME,
Packit b89d10
		     ONIG_INEFFECTIVE_META_CHAR);
Packit b89d10
  onig_set_meta_char(&SQLSyntax, ONIG_META_CHAR_ANYCHAR_ANYTIME,
Packit b89d10
		     (OnigCodePoint )'%');
Packit b89d10
Packit b89d10
  r = onig_new(&reg, pattern, pattern + strlen((char* )pattern),
Packit b89d10
	       ONIG_OPTION_DEFAULT, ONIG_ENCODING_ASCII, &SQLSyntax, &einfo);
Packit b89d10
  if (r != ONIG_NORMAL) {
Packit b89d10
    char s[ONIG_MAX_ERROR_MESSAGE_LEN];
Packit b89d10
    onig_error_code_to_str((UChar* )s, r, &einfo);
Packit b89d10
    fprintf(stderr, "ERROR: %s\n", s);
Packit b89d10
    return -1;
Packit b89d10
  }
Packit b89d10
Packit b89d10
  region = onig_region_new();
Packit b89d10
Packit b89d10
  end   = str + strlen((char* )str);
Packit b89d10
  start = str;
Packit b89d10
  range = end;
Packit b89d10
  r = onig_search(reg, str, end, start, range, region, ONIG_OPTION_NONE);
Packit b89d10
  if (r >= 0) {
Packit b89d10
    int i;
Packit b89d10
Packit b89d10
    fprintf(stderr, "match at %d\n", r);
Packit b89d10
    for (i = 0; i < region->num_regs; i++) {
Packit b89d10
      fprintf(stderr, "%d: (%d-%d)\n", i, region->beg[i], region->end[i]);
Packit b89d10
    }
Packit b89d10
  }
Packit b89d10
  else if (r == ONIG_MISMATCH) {
Packit b89d10
    fprintf(stderr, "search fail\n");
Packit b89d10
  }
Packit b89d10
  else { /* error */
Packit b89d10
    char s[ONIG_MAX_ERROR_MESSAGE_LEN];
Packit b89d10
    onig_error_code_to_str((UChar* )s, r);
Packit b89d10
    fprintf(stderr, "ERROR: %s\n", s);
Packit b89d10
    return -1;
Packit b89d10
  }
Packit b89d10
Packit b89d10
  onig_region_free(region, 1 /* 1:free self, 0:free contents only */);
Packit b89d10
  onig_free(reg);
Packit b89d10
  onig_end();
Packit b89d10
  return 0;
Packit b89d10
}