From 05cf7e040b79be2edef7c08e447edc6426db8530 Mon Sep 17 00:00:00 2001
From: Jack Jansen <jack.jansen@cwi.nl>
Date: Mon, 30 Sep 1996 14:42:28 +0000
Subject: Added VCHECK compile time option that fills allocated and freed
 blocks with garbage.

---
 Mac/mwerks/malloc/malloc.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Mac/mwerks/malloc/malloc.c b/Mac/mwerks/malloc/malloc.c
index cb9c0cf..897d500 100644
--- a/Mac/mwerks/malloc/malloc.c
+++ b/Mac/mwerks/malloc/malloc.c
@@ -57,6 +57,7 @@ static char *rcsid = "$Id$";
 #define DEBUG2
 #define MSTATS
 #define RCHECK
+#define VCHECK
 
 typedef unsigned char u_char;
 typedef unsigned long u_long;
@@ -222,6 +223,9 @@ malloc(nbytes)
 	op->ov_rmagic = RMAGIC;
   	*(u_short *)((caddr_t)(op + 1) + op->ov_size) = RMAGIC;
 #endif
+#ifdef VCHECK
+	memset((char *)(op+1), 0x41, nbytes);
+#endif
   	return ((char *)(op + 1));
 }
 
@@ -287,6 +291,9 @@ free(cp)
   	ASSERT(op->ov_rmagic == RMAGIC);
 	ASSERT(*(u_short *)((caddr_t)(op + 1) + op->ov_size) == RMAGIC);
 #endif
+#ifdef VCHECK
+	memset(cp, 43, op->ov_size);
+#endif
   	size = op->ov_index;
   	if ( size == 0xff ) {
 #ifdef MSTATS
-- 
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