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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 4973 | right-hear | 1 | /* Copyright (C) 1995 DJ Delorie, see COPYING.DJ for details */ |
| 2 | #include |
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| 3 | #include |
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| 4 | #include |
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| 5 | #include |
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| 6 | |||
| 7 | #include "utils.h" |
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| 8 | #include "regex2.h" |
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| 9 | |||
| 10 | /* |
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| 11 | - regfree - free everything |
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| 12 | = extern void regfree(regex_t *); |
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| 13 | */ |
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| 14 | void |
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| 15 | regfree(preg) |
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| 16 | regex_t *preg; |
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| 17 | { |
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| 18 | register struct re_guts *g; |
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| 19 | |||
| 20 | if (preg->re_magic != MAGIC1) /* oops */ |
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| 21 | return; /* nice to complain, but hard */ |
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| 22 | |||
| 23 | g = preg->re_g; |
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| 24 | if (g == NULL || g->magic != MAGIC2) /* oops again */ |
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| 25 | return; |
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| 26 | preg->re_magic = 0; /* mark it invalid */ |
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| 27 | g->magic = 0; /* mark it invalid */ |
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| 28 | |||
| 29 | if (g->strip != NULL) |
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| 30 | free((char *)g->strip); |
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| 31 | if (g->sets != NULL) |
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| 32 | free((char *)g->sets); |
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| 33 | if (g->setbits != NULL) |
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| 34 | free((char *)g->setbits); |
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| 35 | if (g->must != NULL) |
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| 36 | free(g->must); |
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| 37 | free((char *)g); |
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| 38 | } |