From: Andre Noll <maan@systemlinux.org>
Date: Fri, 28 Nov 2008 12:07:08 +0000 (+0100)
Subject: Get rid of a gcc warning on recent Ubuntu systems.
X-Git-Tag: v0.3.3~13^2~1
X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=commitdiff_plain;h=f8620d627a59414b3a63c28f245201f4dd273880

Get rid of a gcc warning on recent Ubuntu systems.

fchdir() is marked with warn_unused_result which produces a
warning in the error path of para_opendir(). However, we really
want to ignore the return value in this particular case, so introduce
a rather ugly fix to avoid the warning.
---

diff --git a/fd.c b/fd.c
index 58851723..d0b5c895 100644
--- a/fd.c
+++ b/fd.c
@@ -285,9 +285,10 @@ int para_opendir(const char *dirname, DIR **dir, int *cwd)
 	if (*dir)
 		return 1;
 	ret = -ERRNO_TO_PARA_ERROR(errno);
-/* Ignore return value of fchdir() and close(). We're busted anyway. */
-	if (cwd)
-		fchdir(*cwd);
+	/* Ignore return value of fchdir() and close(). We're busted anyway. */
+	if (cwd) {
+		int __a_unused ret2 = fchdir(*cwd); /* STFU, gcc */
+	}
 close_cwd:
 	if (cwd)
 		close(*cwd);