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authorJörg Frings-Fürst <debian@jff.email>2019-11-29 11:26:35 +0100
committerJörg Frings-Fürst <debian@jff.email>2019-11-29 11:26:35 +0100
commit4216de6a3336cbc6dddb572cb7e6ab6193bf3729 (patch)
tree327a40dae71db474527a1281a205cc2ebddb2ce6 /sample/regset.c
parent40f3d0030e6e98bcb02d6523e5ee48497dec49a6 (diff)
New upstream version 6.9.4upstream/6.9.4
Diffstat (limited to 'sample/regset.c')
-rw-r--r--sample/regset.c94
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(&reg, (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;
+}