/*
- * Project: libFIRM
- * File name: ir/adt/xmalloc.c
- * Purpose: Xmalloc --- never failing wrappers for malloc() & friends.
- * Author: Markus Armbruster
- * Modified by:
- * Created: 1999 by getting from fiasco
- * CVS-ID: $Id$
- * Copyright: (c) 1995, 1996 Markus Armbruster
- * Licence: This file protected by GPL - GNU GENERAL PUBLIC LICENSE.
+ * Copyright (C) 1995-2007 University of Karlsruhe. All right reserved.
+ *
+ * This file is part of libFirm.
+ *
+ * This file may be distributed and/or modified under the terms of the
+ * GNU General Public License version 2 as published by the Free Software
+ * Foundation and appearing in the file LICENSE.GPL included in the
+ * packaging of this file.
+ *
+ * Licensees holding valid libFirm Professional Edition licenses may use
+ * this file in accordance with the libFirm Commercial License.
+ * Agreement provided with the Software.
+ *
+ * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+ * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE.
+ */
+
+/**
+ * @file
+ * @brief implementation of xmalloc & friends
+ * @author Markus Armbruster
+ * @version $Id$
*/
/* @@@ ToDo: replace this file with the one from liberty.
[reimplement xstrdup, ... ] */
-
#ifdef HAVE_CONFIG_H
-# include <config.h>
+# include "config.h"
#endif
-#include <stdlib.h>
-#include <string.h>
-#include "misc.h"
-#include "panic.h"
+#ifdef HAVE_STRING_H
+# include <string.h>
+#endif
+#ifdef HAVE_STDLIB_H
+# include <stdlib.h>
+#endif
+
+#include "xmalloc.h"
+#include "error.h"
+static NORETURN xnomem(void) {
+ panic("out of memory");
+}
-void *
-(xmalloc) (size_t size)
-{
- void *res = malloc (size);
+void *xmalloc(size_t size) {
+ void *res = malloc(size);
- if (!res) xnomem ();
+ if (!res) xnomem();
return res;
}
+void *xcalloc(size_t num, size_t size) {
+ void *res = calloc(num, size);
-void *
-(xrealloc) (void *ptr, size_t size)
-{
+ if (!res) xnomem();
+ return res;
+}
+
+void *xrealloc(void *ptr, size_t size) {
/* ANSI blesses realloc (0, x) but SunOS chokes on it */
void *res = ptr ? realloc (ptr, size) : malloc (size);
- if (!res) xnomem ();
+ if (!res) xnomem();
return res;
}
-
-char *
-(xstrdup) (const char *str)
-{
+char *xstrdup(const char *str) {
size_t len = strlen (str) + 1;
- return memcpy ((xmalloc) (len), str, len);
-}
-
-
-void
-xnomem (void)
-{
- panic ("out of memory");
+ return memcpy((xmalloc) (len), str, len);
}