1 /* $NetBSD: alloc.c,v 1.13 2013/01/22 19:28:00 christos Exp $ */ 2 3 /*- 4 * Copyright (c) 1983, 1991, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. Neither the name of the University nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 32 #include <sys/cdefs.h> 33 #ifndef lint 34 #if 0 35 static char sccsid[] = "@(#)alloc.c 8.1 (Berkeley) 5/31/93"; 36 #else 37 __RCSID("$NetBSD: alloc.c,v 1.13 2013/01/22 19:28:00 christos Exp $"); 38 #endif 39 #endif /* not lint */ 40 41 #include <sys/types.h> 42 43 #include <unistd.h> 44 #include <stdarg.h> 45 #include <stdlib.h> 46 47 #include "csh.h" 48 #include "extern.h" 49 50 ptr_t 51 Malloc(size_t n) 52 { 53 ptr_t ptr; 54 55 if ((ptr = malloc(n)) == (ptr_t) 0) { 56 child++; 57 stderror(ERR_NOMEM); 58 } 59 return (ptr); 60 } 61 62 ptr_t 63 Realloc(ptr_t p, size_t n) 64 { 65 ptr_t ptr; 66 67 if ((ptr = realloc(p, n)) == (ptr_t) 0) { 68 child++; 69 stderror(ERR_NOMEM); 70 } 71 return (ptr); 72 } 73 74 ptr_t 75 Calloc(size_t s, size_t n) 76 { 77 ptr_t ptr; 78 79 if ((ptr = calloc(s, n)) == (ptr_t) 0) { 80 child++; 81 stderror(ERR_NOMEM); 82 } 83 return (ptr); 84 } 85 86 void 87 Free(ptr_t p) 88 { 89 if (p) 90 free(p); 91 } 92