From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:37263) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SAZ4s-0001JP-9j for qemu-devel@nongnu.org; Wed, 21 Mar 2012 23:52:43 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1SAZ4q-000300-JM for qemu-devel@nongnu.org; Wed, 21 Mar 2012 23:52:41 -0400 Received: from mx1.redhat.com ([209.132.183.28]:56556) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SAZ4q-0002zo-Bj for qemu-devel@nongnu.org; Wed, 21 Mar 2012 23:52:40 -0400 From: Amos Kong Date: Thu, 22 Mar 2012 11:52:35 +0800 Message-ID: <20120322035235.2431.88671.stgit@dhcp-8-167.nay.redhat.com> In-Reply-To: <20120322035052.2431.4994.stgit@dhcp-8-167.nay.redhat.com> References: <20120322035052.2431.4994.stgit@dhcp-8-167.nay.redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Subject: [Qemu-devel] [PATCH v5 1/4] sockets: introduce set_socket_error() List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: aliguori@us.ibm.com, kvm@vger.kernel.org, quintela@redhat.com, jasowang@redhat.com, qemu-devel@nongnu.org, mdroth@linux.vnet.ibm.com, owasserm@redhat.com, laine@redhat.com Introduce set_socket_error() to set the errno, use WSASetLastError() for win32. Sometimes, clean work would rewrite errno in error path, we can use this function to restore real errno. Signed-off-by: Amos Kong --- qemu_socket.h | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/qemu_socket.h b/qemu_socket.h index fe4cf6c..a4c5170 100644 --- a/qemu_socket.h +++ b/qemu_socket.h @@ -8,6 +8,7 @@ #include #define socket_error() WSAGetLastError() +#define set_socket_error(e) WSASetLastError(e) #undef EINTR #define EWOULDBLOCK WSAEWOULDBLOCK #define EINTR WSAEINTR @@ -26,6 +27,7 @@ int inet_aton(const char *cp, struct in_addr *ia); #include #define socket_error() errno +#define set_socket_error(e) errno = e #define closesocket(s) close(s) #endif /* !_WIN32 */