A patch from Matthias Kilian <kili@outback.escape.de> to fix -DDEBUG_MALLOC

so that it works for realloc too.
 -Erik

2 files changed, 12 insertions, 1 deletions

diff --git a/libc/stdlib/malloc/Makefile b/libc/stdlib/malloc/Makefile
index d4d278949..c2190dcdc 100644
--- a/libc/stdlib/malloc/Makefile
+++ b/libc/stdlib/malloc/Makefile
@@ -25,7 +25,7 @@ include $(TOPDIR)Rules.mak
 LIBC=$(TOPDIR)libc.a
 
 MSRC=alloc.c
-MOBJ=malloc_dbg.o free_dbg.o calloc_dbg.o
+MOBJ=malloc_dbg.o free_dbg.o calloc_dbg.o realloc_dbg.o
 
 MSRC1=malloc.c
 MOBJ1=_avl_support.o _free_support.o _malloc_init.o _realloc_no_move.o calloc.o \
diff --git a/libc/stdlib/malloc/alloc.c b/libc/stdlib/malloc/alloc.c
index 4988bb055..a521cf2e8 100644
--- a/libc/stdlib/malloc/alloc.c
+++ b/libc/stdlib/malloc/alloc.c
@@ -47,3 +47,14 @@ void free_dbg(void *ptr, char *function, char *file, int line)
 }
 
 #endif
+
+#ifdef L_realloc_dbg
+void *realloc_dbg(void *ptr, size_t size, char *function, char *file, int line)
+{
+	fprintf(stderr, "realloc of %p to %ld bytes at %s @%s;%d = ", ptr,
+			size, function, file, line);
+	ptr = realloc(ptr, size);
+	fprintf(stderr, "%p\n", ptr);
+	return ptr;
+}
+#endif