From 0b44a0315b47dd8eced9f3b7f31580cf14bbfc01 Mon Sep 17 00:00:00 2001
From: Rich Felker <dalias@aerifal.cx>
Date: Sat, 12 Feb 2011 00:22:29 -0500
Subject: initial check-in, version 0.5.0

---
 src/temp/mkstemp.c | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 src/temp/mkstemp.c

(limited to 'src/temp/mkstemp.c')

diff --git a/src/temp/mkstemp.c b/src/temp/mkstemp.c
new file mode 100644
index 00000000..b1567191
--- /dev/null
+++ b/src/temp/mkstemp.c
@@ -0,0 +1,26 @@
+#include <string.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <limits.h>
+#include <errno.h>
+#include "libc.h"
+
+int mkstemp(char *template)
+{
+	int fd;
+retry:
+	if (!mktemp(template)) return -1;
+	fd = open(template, O_RDWR | O_CREAT | O_EXCL, 0600);
+	if (fd >= 0) return fd;
+	if (errno == EEXIST) {
+		/* this is safe because mktemp verified
+		 * that we have a valid template string */
+		strcpy(template+strlen(template)-6, "XXXXXX");
+		goto retry;
+	}
+	return -1;
+}
+
+LFS64(mkstemp);
-- 
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