From 7817523a685f0dbba2e074a448099558a54b1b9c Mon Sep 17 00:00:00 2001
From: "arg@10ksloc.org" <unknown>
Date: Fri, 4 Aug 2006 09:35:27 +0200
Subject: initial import

---
 util.c | 68 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 68 insertions(+)
 create mode 100644 util.c

(limited to 'util.c')

diff --git a/util.c b/util.c
new file mode 100644
index 0000000..dff7af7
--- /dev/null
+++ b/util.c
@@ -0,0 +1,68 @@
+/*
+ * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
+ * See LICENSE file for license details.
+ */
+#include "dmenu.h"
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/wait.h>
+#include <unistd.h>
+
+/* static */
+
+static void
+bad_malloc(unsigned int size)
+{
+	eprint("fatal: could not malloc() %u bytes\n", size);
+}
+
+/* extern */
+
+void *
+emalloc(unsigned int size)
+{
+	void *res = malloc(size);
+	if(!res)
+		bad_malloc(size);
+	return res;
+}
+
+void *
+emallocz(unsigned int size)
+{
+	void *res = calloc(1, size);
+
+	if(!res)
+		bad_malloc(size);
+	return res;
+}
+
+void
+eprint(const char *errstr, ...)
+{
+	va_list ap;
+
+	va_start(ap, errstr);
+	vfprintf(stderr, errstr, ap);
+	va_end(ap);
+	exit(EXIT_FAILURE);
+}
+
+char *
+estrdup(const char *str)
+{
+	void *res = strdup(str);
+	if(!res)
+		bad_malloc(strlen(str));
+	return res;
+}
+
+void
+swap(void **p1, void **p2)
+{
+	void *tmp = *p1;
+	*p1 = *p2;
+	*p2 = tmp;
+}
-- 
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