43 lines
766 B
C
43 lines
766 B
C
/*
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* Copyright (c) Camden Dixie O'Brien
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* SPDX-License-Identifier: AGPL-3.0-only
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*/
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#include "regex.h"
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#include <stdlib.h>
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static void sequence_free(const regex_sequence_t *s)
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{
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if (NULL != s->contents) {
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for (int i = 0; i < s->count; ++i) {
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switch (s->contents[i].type) {
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case REGEX_TERM_CLASS:
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regex_class_free(&s->contents[i].class);
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break;
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case REGEX_TERM_SUBEXPR:
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regex_free(&s->contents[i].subexpr);
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break;
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default:
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break;
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}
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}
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free(s->contents);
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}
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}
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void regex_free(const regex_t *t)
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{
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if (NULL != t->contents) {
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for (int i = 0; i < t->count; ++i)
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sequence_free(&t->contents[i]);
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free(t->contents);
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}
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}
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void regex_class_free(const regex_class_t *c)
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{
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if (NULL != c->contents)
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free(c->contents);
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}
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