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55 lines
1.2 KiB
C
55 lines
1.2 KiB
C
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/*
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* simple.c
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*/
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#include<stdio.h>
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#include "oniguruma.h"
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extern int main(int argc, char* argv[])
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{
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int r;
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unsigned char *start, *range, *end;
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regex_t* reg;
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RegErrorInfo einfo;
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RegRegion *region;
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static unsigned char* pattern = "a(.*)b|[e-f]+";
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static unsigned char* str = "zzzzaffffffffb";
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r = regex_new(®, pattern, pattern + strlen(pattern),
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REG_OPTION_DEFAULT, REGCODE_ASCII, REG_SYNTAX_DEFAULT, &einfo);
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if (r != REG_NORMAL) {
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char s[REG_MAX_ERROR_MESSAGE_LEN];
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regex_error_code_to_str(s, r, &einfo);
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fprintf(stderr, "ERROR: %s\n", s);
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exit(-1);
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}
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region = regex_region_new();
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end = str + strlen(str);
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start = str;
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range = end;
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r = regex_search(reg, str, end, start, range, region, REG_OPTION_NONE);
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if (r >= 0) {
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int i;
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fprintf(stderr, "match at %d\n", r);
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for (i = 0; i < region->num_regs; i++) {
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fprintf(stderr, "%d: (%d-%d)\n", i, region->beg[i], region->end[i]);
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}
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}
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else if (r == REG_MISMATCH) {
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fprintf(stderr, "search fail\n");
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}
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else { /* error */
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char s[REG_MAX_ERROR_MESSAGE_LEN];
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regex_error_code_to_str(s, r);
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exit(-1);
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}
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regex_region_free(region, 1 /* 1:free self, 0:free contents only */);
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regex_free(reg);
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regex_end();
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return 0;
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}
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