| [25] | 1 | /* |
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| 2 | * regfree - free an RE |
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| 3 | * |
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| 4 | * Copyright (c) 1998, 1999 Henry Spencer. All rights reserved. |
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| 5 | * |
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| 6 | * Development of this software was funded, in part, by Cray Research Inc., |
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| 7 | * UUNET Communications Services Inc., Sun Microsystems Inc., and Scriptics |
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| 8 | * Corporation, none of whom are responsible for the results. The author |
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| 9 | * thanks all of them. |
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| 10 | * |
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| 11 | * Redistribution and use in source and binary forms -- with or without |
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| 12 | * modification -- are permitted for any purpose, provided that |
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| 13 | * redistributions in source form retain this entire copyright notice and |
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| 14 | * indicate the origin and nature of any modifications. |
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| 15 | * |
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| 16 | * I'd appreciate being given credit for this package in the documentation of |
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| 17 | * software which uses it, but that is not a requirement. |
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| 18 | * |
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| 19 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, |
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| 20 | * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY |
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| 21 | * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL |
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| 22 | * HENRY SPENCER BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
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| 23 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
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| 24 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
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| 25 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
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| 26 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
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| 27 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
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| 28 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 29 | * |
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| 30 | * You might think that this could be incorporated into regcomp.c, and that |
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| 31 | * would be a reasonable idea... except that this is a generic function (with |
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| 32 | * a generic name), applicable to all compiled REs regardless of the size of |
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| 33 | * their characters, whereas the stuff in regcomp.c gets compiled once per |
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| 34 | * character size. |
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| 35 | */ |
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| 36 | |
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| 37 | #include "regguts.h" |
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| 38 | |
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| 39 | /* |
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| 40 | - regfree - free an RE (generic function, punts to RE-specific function) |
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| 41 | * |
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| 42 | * Ignoring invocation with NULL is a convenience. |
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| 43 | */ |
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| 44 | void |
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| 45 | regfree( |
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| 46 | regex_t *re) |
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| 47 | { |
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| 48 | if (re == NULL) { |
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| 49 | return; |
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| 50 | } |
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| 51 | (*((struct fns *)re->re_fns)->free)(re); |
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| 52 | } |
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| 53 | |
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| 54 | /* |
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| 55 | * Local Variables: |
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| 56 | * mode: c |
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| 57 | * c-basic-offset: 4 |
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| 58 | * fill-column: 78 |
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| 59 | * End: |
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| 60 | */ |
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