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Commit | Line | Data |
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770dba7a JS |
1 | #include <sys/types.h> |
2 | #include <stdio.h> | |
3 | #include <stdlib.h> | |
9b588fe1 | 4 | #include "regex.h" |
07dcc217 | 5 | |
770dba7a JS |
6 | #include "utils.h" |
7 | #include "regex2.h" | |
07dcc217 VZ |
8 | |
9 | /* | |
770dba7a JS |
10 | - regfree - free everything |
11 | = extern void regfree(regex_t *); | |
07dcc217 | 12 | */ |
770dba7a JS |
13 | void |
14 | regfree(preg) | |
15 | regex_t *preg; | |
07dcc217 | 16 | { |
770dba7a JS |
17 | register struct re_guts *g; |
18 | ||
19 | if (preg->re_magic != MAGIC1) /* oops */ | |
20 | return; /* nice to complain, but hard */ | |
21 | ||
22 | g = preg->re_g; | |
23 | if (g == NULL || g->magic != MAGIC2) /* oops again */ | |
07dcc217 | 24 | return; |
770dba7a JS |
25 | preg->re_magic = 0; /* mark it invalid */ |
26 | g->magic = 0; /* mark it invalid */ | |
27 | ||
28 | if (g->strip != NULL) | |
29 | free((char *)g->strip); | |
30 | if (g->sets != NULL) | |
31 | free((char *)g->sets); | |
32 | if (g->setbits != NULL) | |
33 | free((char *)g->setbits); | |
34 | if (g->must != NULL) | |
35 | free(g->must); | |
36 | free((char *)g); | |
07dcc217 | 37 | } |