From 8eef7f8326e715ea4e9e84f46487cf4657601c25 Mon Sep 17 00:00:00 2001 From: Alan Mishchenko Date: Mon, 20 Feb 2006 08:01:00 -0800 Subject: Version abc60220 --- src/misc/util/safe_mem.c | 104 ----------------------------------------------- 1 file changed, 104 deletions(-) delete mode 100644 src/misc/util/safe_mem.c (limited to 'src/misc/util/safe_mem.c') diff --git a/src/misc/util/safe_mem.c b/src/misc/util/safe_mem.c deleted file mode 100644 index 5a8a5de8..00000000 --- a/src/misc/util/safe_mem.c +++ /dev/null @@ -1,104 +0,0 @@ -/* - * Revision Control Information - * - * /projects/hsis/CVS/utilities/util/safe_mem.c,v - * rajeev - * 1.3 - * 1995/08/08 22:41:29 - * - */ -/* LINTLIBRARY */ - -#include "util.h" - -/* - * These are interface routines to be placed between a program and the - * system memory allocator. - * - * It forces well-defined semantics for several 'borderline' cases: - * - * malloc() of a 0 size object is guaranteed to return something - * which is not 0, and can safely be freed (but not dereferenced) - * free() accepts (silently) an 0 pointer - * realloc of a 0 pointer is allowed, and is equiv. to malloc() - * For the IBM/PC it forces no object > 64K; note that the size argument - * to malloc/realloc is a 'long' to catch this condition - * - * The function pointer MMoutOfMemory() contains a vector to handle a - * 'out-of-memory' error (which, by default, points at a simple wrap-up - * and exit routine). - */ - -extern char *MMalloc(); -extern void MMout_of_memory(); -extern char *MMrealloc(); - - -void (*MMoutOfMemory)() = MMout_of_memory; - - -/* MMout_of_memory -- out of memory for lazy people, flush and exit */ -void -MMout_of_memory(size) -long size; -{ - (void) fflush(stdout); - (void) fprintf(stderr, "\nout of memory allocating %u bytes\n", - (unsigned) size); - assert( 0 ); - exit(1); -} - - -char * -MMalloc(size) -long size; -{ - char *p; - -#ifdef IBMPC - if (size > 65000L) { - if (MMoutOfMemory != (void (*)()) 0 ) (*MMoutOfMemory)(size); - return NIL(char); - } -#endif - if (size == 0) size = sizeof(long); - if ((p = (char *) malloc((unsigned) size)) == NIL(char)) { - if (MMoutOfMemory != (void (*)()) 0 ) (*MMoutOfMemory)(size); - return NIL(char); - } - return p; -} - - -char * -MMrealloc(obj, size) -char *obj; -long size; -{ - char *p; - -#ifdef IBMPC - if (size > 65000L) { - if (MMoutOfMemory != (void (*)()) 0 ) (*MMoutOfMemory)(size); - return NIL(char); - } -#endif - if (obj == NIL(char)) return MMalloc(size); - if (size <= 0) size = sizeof(long); - if ((p = (char *) realloc(obj, (unsigned) size)) == NIL(char)) { - if (MMoutOfMemory != (void (*)()) 0 ) (*MMoutOfMemory)(size); - return NIL(char); - } - return p; -} - - -void -MMfree(obj) -char *obj; -{ - if (obj != 0) { - free(obj); - } -} -- cgit v1.2.3