Better debugging for NMEM routines.

[yaz-moved-to-github.git] / util / dmalloc.c

diff --git a/util/dmalloc.c b/util/dmalloc.c
deleted file mode 100644 (file)
index 78603c8..0000000
--- a/util/dmalloc.c
+++ /dev/null
@@ -1,97 +0,0 @@
-/*
- * Copyright (c) 1995, Index Data
- * See the file LICENSE for details.
- * Sebastian Hammer, Adam Dickmeiss
- *
- * $Log: dmalloc.c,v $
- * Revision 1.8  1995-09-29 17:12:33  quinn
- * Smallish
- *
- * Revision 1.7  1995/09/29  17:01:50  quinn
- * More Windows work
- *
- * Revision 1.6  1995/09/27  15:03:02  quinn
- * Modified function heads & prototypes.
- *
- * Revision 1.5  1995/05/16  08:51:10  quinn
- * License, documentation, and memory fixes
- *
- * Revision 1.4  1995/05/15  13:25:13  quinn
- * Fixed memory bug.
- *
- * Revision 1.3  1995/05/15  11:56:55  quinn
- * Debuggng & adjustments.
- *
- * Revision 1.2  1995/04/10  10:23:50  quinn
- * Fixes.
- *
- * Revision 1.1  1995/03/27  08:35:17  quinn
- * Created util library
- * Added memory debugging module. Imported options-manager
- *
- *
- */
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <yconfig.h>
-
-static const unsigned char head[] = {44, 33, 22, 11};
-static const unsigned char tail[] = {11, 22, 33, 44};
-static const unsigned char freed[] = {99, 99, 99, 99};
-
-void *d_malloc(char *file, int line, int nbytes)
-{
-    char *res;
-    int long len;
-
-    if (!(res = malloc(nbytes + 3 * sizeof(long))))
-        return 0;
-    fprintf(stderr, "---d_malloc, '%s':%d, %d->%p\n",
-        file, line, nbytes, res + 2 * sizeof(long));
-    len = nbytes;
-    memcpy(res, &head, sizeof(long));
-    memcpy(res + sizeof(long), &len, sizeof(long));
-    res += 2 * sizeof(long);
-    memcpy(res + nbytes, &tail, sizeof(long));
-    return res;
-}
-
-void d_free(char *file, int line, char *ptr)
-{
-    long len;
-
-    if (memcmp(&head, ptr - 2 * sizeof(long), sizeof(long)))
-        abort();
-    memcpy(ptr - 2 * sizeof(long), &freed, sizeof(long));
-    memcpy(&len, ptr - sizeof(long), sizeof(long));
-    if (memcmp(ptr + len, &tail, sizeof(long)))
-        abort();
-    fprintf(stderr, "---d_free, '%s':%d, %p (%d)\n",
-        file, line, ptr, len);
-    free(ptr - 2 * sizeof(long));
-    return;
-}
-
-void *d_realloc(char *file, int line, char *ptr, int nbytes)
-{
-    long len, nlen = nbytes;
-    char *p = ptr;
-    char *r;
-
-    if (memcmp(&head, ptr - 2 * sizeof(long), sizeof(long)))
-        abort();
-    memcpy(&len, ptr - sizeof(long), sizeof(long));
-    if (memcmp(ptr + len, &tail, sizeof(long)))
-        abort();
-    if (!(r = realloc(ptr - 2 * sizeof(long), nbytes + 3 * sizeof(long))))
-        return 0;
-    fprintf(stderr, "---d_realloc, '%s':%d, %d->%d, %p->%p\n",
-        file, line, len, nbytes, p, r + 2 * sizeof(long));
-    memcpy(r, &head, sizeof(long));
-    memcpy(r + sizeof(long), &nlen, sizeof(long));
-    r += 2 * sizeof(long);
-    memcpy(r + nbytes, &tail, sizeof(long));
-    return r;
-}