Initial import of abandoned HQEMU version 2.5.2HEADmaster

1 files changed, 40 insertions, 0 deletions

diff --git a/src/roms/SLOF/lib/libc/stdlib/realloc.c b/src/roms/SLOF/lib/libc/stdlib/realloc.c
new file mode 100644
index 0000000..652e900
--- /dev/null
+++ b/src/roms/SLOF/lib/libc/stdlib/realloc.c
@@ -0,0 +1,40 @@
+/******************************************************************************
+ * Copyright (c) 2004, 2008 IBM Corporation
+ * All rights reserved.
+ * This program and the accompanying materials
+ * are made available under the terms of the BSD License
+ * which accompanies this distribution, and is available at
+ * http://www.opensource.org/licenses/bsd-license.php
+ *
+ * Contributors:
+ *     IBM Corporation - initial implementation
+ *****************************************************************************/
+
+
+#include "stdlib.h"
+#include "string.h"
+#include "malloc_defs.h"
+
+void *
+realloc(void *ptr, size_t size)
+{
+	struct chunk *header;
+	char *newptr, *start;
+
+	header = (struct chunk *) ptr;
+	header--;
+
+	if (size <= header->length)
+		return ptr;
+
+	newptr = (char *) malloc(size);
+	if (newptr == NULL)
+		return 0;
+
+	start = newptr;
+	memcpy((void *) newptr, (const void *) ptr, header->length);
+
+	header->inuse = 0;
+
+	return start;
+}