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/*
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* syntax.c
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*/
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#include <stdio.h>
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#include <string.h>
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#include "oniguruma.h"
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extern int exec(OnigSyntaxType* syntax,
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char* apattern, char* astr)
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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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OnigErrorInfo einfo;
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OnigRegion *region;
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UChar* pattern = (UChar* )apattern;
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UChar* str = (UChar* )astr;
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r = onig_new(®, pattern, pattern + strlen((char* )pattern),
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ONIG_OPTION_DEFAULT, ONIG_ENCODING_ASCII, syntax, &einfo);
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if (r != ONIG_NORMAL) {
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char s[ONIG_MAX_ERROR_MESSAGE_LEN];
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onig_error_code_to_str((UChar* )s, r, &einfo);
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fprintf(stderr, "ERROR: %s\n", s);
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return -1;
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}
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region = onig_region_new();
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end = str + strlen((char* )str);
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start = str;
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range = end;
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r = onig_search(reg, str, end, start, range, region, ONIG_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 == ONIG_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[ONIG_MAX_ERROR_MESSAGE_LEN];
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onig_error_code_to_str((UChar* )s, r);
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fprintf(stderr, "ERROR: %s\n", s);
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return -1;
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}
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onig_region_free(region, 1 /* 1:free self, 0:free contents only */);
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onig_free(reg);
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return 0;
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}
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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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OnigEncoding use_encs[] = { ONIG_ENCODING_ASCII };
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onig_initialize(use_encs, sizeof(use_encs)/sizeof(use_encs[0]));
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r = exec(ONIG_SYNTAX_PERL,
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"\\p{XDigit}\\P{XDigit}\\p{^XDigit}\\P{^XDigit}\\p{XDigit}",
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"bgh3a");
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r = exec(ONIG_SYNTAX_JAVA,
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"\\p{XDigit}\\P{XDigit}[a-c&&b-g]", "bgc");
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r = exec(ONIG_SYNTAX_ASIS,
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"abc def* e+ g?ddd[a-rvvv] (vv){3,7}hv\\dvv(?:aczui ss)\\W\\w$",
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"abc def* e+ g?ddd[a-rvvv] (vv){3,7}hv\\dvv(?:aczui ss)\\W\\w$");
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onig_end();
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return r;
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}
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