>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