Rename xmalloc.[ch] to util.[ch] and move xunlink from buffer-diff.c

into util.c.

1 files changed, 70 insertions, 0 deletions

diff --git a/util.c b/util.c
new file mode 100644
index 0000000..b6d53c5
--- /dev/null
+++ b/util.c
@@ -0,0 +1,70 @@
+/*
+ * Copyright © 2004 Red Hat, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software
+ * and its documentation for any purpose is hereby granted without
+ * fee, provided that the above copyright notice appear in all copies
+ * and that both that copyright notice and this permission notice
+ * appear in supporting documentation, and that the name of
+ * Red Hat, Inc. not be used in advertising or publicity pertaining to
+ * distribution of the software without specific, written prior
+ * permission. Red Hat, Inc. makes no representations about the
+ * suitability of this software for any purpose.  It is provided "as
+ * is" without express or implied warranty.
+ *
+ * RED HAT, INC. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
+ * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS, IN NO EVENT SHALL RED HAT, INC. BE LIABLE FOR ANY SPECIAL,
+ * INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
+ * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR
+ * IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Author: Carl D. Worth <cworth@cworth.org>
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <errno.h>
+#include <string.h>
+
+#include "util.h"
+
+void *
+xmalloc (size_t size)
+{
+    void *buf;
+
+    buf = malloc (size);
+    if (!buf) {
+	fprintf (stderr, "Error: Out of memory. Exiting.\n");
+	exit (1);
+    }
+
+    return buf;
+}
+
+void *
+xcalloc (size_t nmemb, size_t size)
+{
+    void *buf;
+
+    buf = calloc (nmemb, size);
+    if (!buf) {
+	fprintf (stderr, "Error: Out of memory. Exiting\n");
+	exit (1);
+    }
+
+    return buf;
+}
+
+void
+xunlink (const char *pathname)
+{
+    if (unlink (pathname) < 0 && errno != ENOENT) {
+	fprintf (stderr, "  Error: Cannot remove %s: %s\n",
+		 pathname, strerror (errno));
+	exit (1);
+    }
+}