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 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