1 /***********************************************************************
2 * *
3 * This software is part of the ast package *
4 * Copyright (c) 1985-2010 AT&T Intellectual Property *
5 * and is licensed under the *
6 * Common Public License, Version 1.0 *
7 * by AT&T Intellectual Property *
8 * *
9 * A copy of the License is available at *
10 * http://www.opensource.org/licenses/cpl1.0.txt *
11 * (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) *
12 * *
13 * Information and Software Systems Research *
14 * AT&T Research *
15 * Florham Park NJ *
16 * *
17 * Glenn Fowler <gsf@research.att.com> *
18 * David Korn <dgk@research.att.com> *
19 * Phong Vo <kpv@research.att.com> *
20 * *
21 ***********************************************************************/
22 #pragma prototyped
23 /*
24 * Glenn Fowler
25 * AT&T Bell Laboratories
26 *
27 * file to string vector support
28 */
29
30 #include <ast.h>
31 #include <vecargs.h>
32
33 /*
34 * free a string vector generated by vecload()
35 *
36 * retain!=0 frees the string pointers but retains the string data
37 * in this case the data is permanently allocated
38 */
39
40 void
vecfree(register char ** vec,int retain)41 vecfree(register char** vec, int retain)
42 {
43 if (vec)
44 {
45 if (*(vec -= 2) && !retain) free(*vec);
46 free(vec);
47 }
48 }
49