From patchwork Mon Dec 3 22:08:49 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [25/43] configure: avoid compiler warning in pipe2 detection From: Michael Roth X-Patchwork-Id: 203502 Message-Id: <1354572547-21271-26-git-send-email-mdroth@linux.vnet.ibm.com> To: qemu-stable@nongnu.org Cc: aliguori@us.ibm.com, qemu-devel@nongnu.org Date: Mon, 3 Dec 2012 16:08:49 -0600 From: Bruce Rogers When building qemu-kvm for openSUSE:Factory, I am getting a warning in the pipe2 detection performed by configure, which prevents using --enable-werror. Change detection code to use return value of pipe2. Signed-off-by: Bruce Rogers Reviewed-by: Peter Maydell Signed-off-by: Blue Swirl (cherry picked from commit 9bca81624ef9299b9a06013fd29cd6899079aab4) Signed-off-by: Michael Roth --- configure | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/configure b/configure index 199a89b..bc95158 100755 --- a/configure +++ b/configure @@ -2389,8 +2389,7 @@ cat > $TMPC << EOF int main(void) { int pipefd[2]; - pipe2(pipefd, O_CLOEXEC); - return 0; + return pipe2(pipefd, O_CLOEXEC); } EOF if compile_prog "" "" ; then