From d3eee15f8421326450b05c2dcac1aea121a92073 Mon Sep 17 00:00:00 2001
From: Colin Walters <walters@verbum.org>
Date: Wed, 17 Feb 2016 11:01:21 -0500
Subject: [PATCH] rofiles-fuse: Fix truncate call to not use O_CREAT

I was getting a compilation error with the GCC hardening flags which
look for a missing mode with `O_CREAT`.  The right fix here is to drop
`O_CREAT`, as truncate() should throw `ENOENT` if the file doesn't
exist.
---
 src/rofiles-fuse/main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/rofiles-fuse/main.c b/src/rofiles-fuse/main.c
index 004ad3d2..4337f00f 100644
--- a/src/rofiles-fuse/main.c
+++ b/src/rofiles-fuse/main.c
@@ -299,7 +299,7 @@ callback_truncate (const char *path, off_t size)
   path = ENSURE_RELPATH (path);
   VERIFY_WRITE(path);
 
-  fd = openat (basefd, path, O_RDWR | O_CREAT);
+  fd = openat (basefd, path, O_WRONLY);
   if (fd == -1)
     return -errno;