From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:50797) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SmyV7-00036q-FM for qemu-devel@nongnu.org; Thu, 05 Jul 2012 22:42:34 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1SmyV5-0000Mr-O1 for qemu-devel@nongnu.org; Thu, 05 Jul 2012 22:42:33 -0400 Message-ID: <4FF65090.3040402@redhat.com> Date: Fri, 06 Jul 2012 10:42:24 +0800 From: Amos Kong MIME-Version: 1.0 References: <1341021237-11293-1-git-send-email-akong@redhat.com> <1341021740-11426-1-git-send-email-akong@redhat.com> In-Reply-To: <1341021740-11426-1-git-send-email-akong@redhat.com> Content-Type: multipart/mixed; boundary="------------000409000008050903050003" Subject: [Qemu-devel] [PATCH v2] vnc: add a more descriptive error message List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: akong@redhat.com Cc: qemu-trivial@nongnu.org, aliguori@us.ibm.com, pkrempa@redhat.com, qemu-devel@nongnu.org This is a multi-part message in MIME format. --------------000409000008050903050003 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit On 30/06/12 10:02, akong@redhat.com wrote: > From: Amos Kong > > Currently qemu outputs some low-level error in qemu-sockets.c > when failed to start vnc server. > eg. 'getaddrinfo(127.0.0.1,5902): Name or service not known' > > Some libvirt users could not know what's happened with this > unclear error message. This patch added a more descriptive > error message. > > Signed-off-by: Amos Kong > > --- > V2: improve the commitlog > --- > vl.c | 5 ++++- > 1 file changed, 4 insertions(+), 1 deletion(-) > CC: qemu-trivial@nongnu.org --------------000409000008050903050003 Content-Type: text/plain; name="0001-vnc-add-a-more-descriptive-error-message.patch" Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename="0001-vnc-add-a-more-descriptive-error-message.patch" >>From ae5d1000b1e30ab03d56f93a751b47e89f91ca41 Mon Sep 17 00:00:00 2001 From: Amos Kong Date: Sat, 30 Jun 2012 10:02:20 +0800 Subject: [PATCH v2] vnc: add a more descriptive error message Currently qemu outputs some low-level error in qemu-sockets.c when failed to start vnc server. eg. 'getaddrinfo(127.0.0.1,5902): Name or service not known' Some libvirt users could not know what's happened with this unclear error message. This patch added a more descriptive error message. Signed-off-by: Amos Kong --- V2: improve the commitlog --- vl.c | 5 ++++- 1 files changed, 4 insertions(+), 1 deletions(-) diff --git a/vl.c b/vl.c index 23ab3a3..cea97be 100644 --- a/vl.c +++ b/vl.c @@ -3583,8 +3583,11 @@ int main(int argc, char **argv, char **envp) /* init remote displays */ if (vnc_display) { vnc_display_init(ds); - if (vnc_display_open(ds, vnc_display) < 0) + if (vnc_display_open(ds, vnc_display) < 0) { + fprintf(stderr, "Failed to start VNC server on `%s'\n", + vnc_display); exit(1); + } if (show_vnc_port) { printf("VNC server running on `%s'\n", vnc_display_local_addr(ds)); -- 1.7.7.3 --------------000409000008050903050003--