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author | Jörg Frings-Fürst <debian@jff.email> | 2019-11-29 11:26:35 +0100 |
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committer | Jörg Frings-Fürst <debian@jff.email> | 2019-11-29 11:26:35 +0100 |
commit | 4216de6a3336cbc6dddb572cb7e6ab6193bf3729 (patch) | |
tree | 327a40dae71db474527a1281a205cc2ebddb2ce6 /sample/regset.c | |
parent | 40f3d0030e6e98bcb02d6523e5ee48497dec49a6 (diff) |
New upstream version 6.9.4upstream/6.9.4
Diffstat (limited to 'sample/regset.c')
-rw-r--r-- | sample/regset.c | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/sample/regset.c b/sample/regset.c new file mode 100644 index 0000000..ca3a10c --- /dev/null +++ b/sample/regset.c @@ -0,0 +1,94 @@ +/* + * regset.c + */ +#include <stdio.h> +#include <string.h> +#include "oniguruma.h" + +extern int main(int argc, char* argv[]) +{ + int r; + int i, n; + int match_pos; + unsigned char *start, *range, *end; + OnigRegSet* set; + OnigRegSetLead lead; + regex_t* reg; + OnigErrorInfo einfo; + char ebuf[ONIG_MAX_ERROR_MESSAGE_LEN]; + + static UChar* str = (UChar* )"aaaaaaaaaaaaaaaaaaaaaaca"; + + static char* pat[] = { + "a(.*)b|a(.)c", + "^(abc)", + "a(.....)c" + }; + + OnigEncoding use_encs[] = { ONIG_ENCODING_UTF8 }; + onig_initialize(use_encs, sizeof(use_encs)/sizeof(use_encs[0])); + + r = onig_regset_new(&set, 0, NULL); + if (r != ONIG_NORMAL) { + onig_error_code_to_str((UChar* )ebuf, r); + fprintf(stderr, "ERROR: %s\n", ebuf); + onig_end(); + return -1; + } + + n = sizeof(pat) / sizeof(pat[0]); + + for (i = 0; i < n; i++) { + r = onig_new(®, (UChar* )pat[i], (UChar* )(pat[i] + strlen(pat[i])), + ONIG_OPTION_DEFAULT, ONIG_ENCODING_UTF8, ONIG_SYNTAX_DEFAULT, + &einfo); + if (r != ONIG_NORMAL) { + onig_error_code_to_str((UChar* )ebuf, r, &einfo); + fprintf(stderr, "ERROR: %s\n", ebuf); + onig_regset_free(set); + onig_end(); + return -1; + } + + r = onig_regset_add(set, reg); + if (r != ONIG_NORMAL) { + onig_free(reg); + onig_regset_free(set); + onig_end(); + return -1; + } + } + + end = str + strlen((char* )str); + start = str; + range = end; + lead = ONIG_REGSET_POSITION_LEAD; + //lead = ONIG_REGSET_PRIORITY_TO_REGEX_ORDER; + r = onig_regset_search(set, str, end, start, range, lead, ONIG_OPTION_NONE, + &match_pos); + if (r >= 0) { + OnigRegion *region; + + fprintf(stderr, "match regex index: %d\n", r); + fprintf(stderr, "match position: %d\n", match_pos); + + region = onig_regset_get_region(set, r); + for (i = 0; i < region->num_regs; i++) { + fprintf(stderr, "%d: (%d-%d)\n", i, region->beg[i], region->end[i]); + } + } + else if (r == ONIG_MISMATCH) { + fprintf(stderr, "search fail\n"); + } + else { /* error */ + onig_error_code_to_str((UChar* )ebuf, r); + fprintf(stderr, "ERROR: %s\n", ebuf); + onig_regset_free(set); + onig_end(); + return -1; + } + + onig_regset_free(set); + onig_end(); + return 0; +} |