From a62559752c638a722ec42c707d8d36fa6ff71035 Mon Sep 17 00:00:00 2001
From: "Steinar H. Gunderson" <sgunderson@bigfoot.com>
Date: Fri, 25 Apr 2014 00:51:13 +0200
Subject: [PATCH] Fix O_TMPFILE usage.

Seemingly open() needs to take a pathname only, not a full filename.
This made us _always_ go into the mkstemp() path, which was of course
not the intention.
---
 util.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/util.cpp b/util.cpp
index 5659bed..8f42a98 100644
--- a/util.cpp
+++ b/util.cpp
@@ -18,9 +18,9 @@ using namespace std;
 
 int make_tempfile(const std::string &contents)
 {
-	char filename[] = "/tmp/cubemap.XXXXXX";
-	int fd = open(filename, O_RDWR | O_TMPFILE, 0600);
+	int fd = open("/tmp", O_RDWR | O_TMPFILE, 0600);
 	if (fd == -1) {
+		char filename[] = "/tmp/cubemap.XXXXXX";
 		mode_t old_umask = umask(077);
 		fd = mkstemp(filename);
 		if (fd == -1) {
-- 
2.39.2