79 lines
2.4 KiB
C
79 lines
2.4 KiB
C
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#define RREX3_DEBUG 1
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#include "rrex3.h"
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#include "rlib.h"
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#include <regex.h>
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void benchmark(int times, char *str, char *expr) {
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regmatch_t matches[10];
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printf("Matching \"%s\" with \"%s\".\n", str, expr);
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regex_t regex;
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if (regcomp(®ex, expr, REG_EXTENDED)) {
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printf("Creg: error in regular expression.\n");
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exit(1);
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}
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printf("creg: ");
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RBENCH(times, {
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if (regexec(®ex, str, 0, matches, 0)) {
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printf("Creg: error executing regular expression.\n");
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}
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})
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regfree(®ex);
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;
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rrex3_t *rrex = rrex3_compile(NULL, expr);
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printf("rrex3 (%s): ", rrex->compiled);
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RBENCH(times, {
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if (rrex3(rrex, str, NULL)) {
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} else {
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printf("Rrex3: error\n");
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exit(0);
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}
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});
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rrex3_free(rrex);
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printf("\n");
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}
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int main() {
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rrex3_test();
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int times = 1;
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benchmark(times, "\"stdio.h\"\"string.h\"\"sys/time.h\"",
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"\".*\"\".*\"\".*\"");
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benchmark(times, "abcdefghijklmnopqrstuvwxyz",
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"abcdefghijklmnopqrstuvwxyz$");
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benchmark(times, "aaaaaaaaaaaaaaaaaaaaaaaaaa",
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"aaaaaaaaaaaaaaaaaaaaaaaaaa$");
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benchmark(times, "abcdefghijklmnopqrstuvwxyz",
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"..........................$");
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// [abcm] failed
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benchmark(times, "abcdefghijklmnopqrstuvwxyz", ".*z");
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benchmark(times, "abcde", ".*e");
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benchmark(times, "abcdef", ".*f");
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benchmark(times, "abcdefghijklmnopqrstuvwxyz",
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"[a]b*c+d\\w[f-g][g][h-i][i][^a][abcdefgk][l][m][n][o][p][a-z][r]"
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"[s][t][u][v][w].*z$");
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benchmark(times, "zzz",
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"[abcdefghijklmnopqrstuvwxyz][abcdefghijklmnopqrstuvwxyz]["
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"abcdefghijklmnopqrstuvwxyz]$");
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benchmark(times, "7245 Sr", "[0-9][0-9][0-9][0-9] ?\\w\\w$");
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benchmark(times,
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"abcdefghijklmnopqrstuvwxyabcdefghijklmnopqrstuvwxyabcdefghijklmn"
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"opqrstuvwxyzesting",
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"[z-z][e-e]");
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benchmark(times,
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"abcdefghijklmnopqrstuvwxyabcdefghijklmnopqrstuvwxyabcdefghijklmn"
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"opqrstuvwxyzesting",
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"zesting");
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benchmark(times, "\"stdio.h\"\"string.h\"\"sys/time.h\"",
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"\"(.*)\"\"(.*)\"\"(.*)\"");
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benchmark(times, " \"stdio.h\"\"string.h\"\"sys/time.h\"",
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"\".+\"\".+\"\".+\"");
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benchmark(times, " \"stdio.h\"\"string.h\"\"sys/time.h\"",
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"\"(.+)\"\"(.+)\"\"(.+)\"");
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}
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