38 lines
721 B
C
38 lines
721 B
C
#include <sys/types.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <regex.h>
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#include "utils.h"
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#include "regex2.h"
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/*
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- regfree - free everything
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= extern void regfree(regex_t *);
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*/
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void
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regfree(preg)
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regex_t *preg;
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{
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register struct re_guts *g;
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if (preg->re_magic != MAGIC1) /* oops */
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return; /* nice to complain, but hard */
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g = preg->re_g;
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if (g == NULL || g->magic != MAGIC2) /* oops again */
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return;
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preg->re_magic = 0; /* mark it invalid */
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g->magic = 0; /* mark it invalid */
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if (g->strip != NULL)
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free((char *)g->strip);
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if (g->sets != NULL)
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free((char *)g->sets);
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if (g->setbits != NULL)
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free((char *)g->setbits);
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if (g->must != NULL)
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free(g->must);
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free((char *)g);
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}
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