From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:37987) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TJQ59-00050U-9D for qemu-devel@nongnu.org; Wed, 03 Oct 2012 10:38:00 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TJQ57-0000Ku-V9 for qemu-devel@nongnu.org; Wed, 03 Oct 2012 10:37:51 -0400 Received: from mail-pb0-f45.google.com ([209.85.160.45]:39719) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TJQ57-0000Cn-OD for qemu-devel@nongnu.org; Wed, 03 Oct 2012 10:37:49 -0400 Received: by mail-pb0-f45.google.com with SMTP id rp2so10061642pbb.4 for ; Wed, 03 Oct 2012 07:37:49 -0700 (PDT) Sender: Paolo Bonzini From: Paolo Bonzini Date: Wed, 3 Oct 2012 16:36:57 +0200 Message-Id: <1349275025-5093-11-git-send-email-pbonzini@redhat.com> In-Reply-To: <1349275025-5093-1-git-send-email-pbonzini@redhat.com> References: <1349275025-5093-1-git-send-email-pbonzini@redhat.com> Subject: [Qemu-devel] [PATCH 10/18] qemu-char: ask and print error information from qemu-sockets List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: lcapitulino@redhat.com Before: $ qemu-system-x86_64 -monitor tcp:localhost:6000 (starts despite error) $ qemu-system-x86_64 -monitor tcp:foo.bar:12345 getaddrinfo(foo.bar,12345): Name or service not known chardev: opening backend "socket" failed $ qemu-system-x86_64 -monitor tcp:localhost:443,server=on inet_listen_opts: bind(ipv4,127.0.0.1,443): Permission denied inet_listen_opts: FAILED chardev: opening backend "socket" failed After: $ x86_64-softmmu/qemu-system-x86_64 -monitor tcp:localhost:6000 x86_64-softmmu/qemu-system-x86_64: -monitor tcp:localhost:6000: Failed to connect to socket: Connection refused chardev: opening backend "socket" failed $ x86_64-softmmu/qemu-system-x86_64 -monitor tcp:foo.bar:12345 qemu-system-x86_64: -monitor tcp:foo.bar:12345: address resolution failed for foo.bar:12345: Name or service not known chardev: opening backend "socket" failed $ x86_64-softmmu/qemu-system-x86_64 -monitor tcp:localhost:443,server=on qemu-system-x86_64: -monitor tcp:localhost:443,server=on: Failed to bind socket: Permission denied chardev: opening backend "socket" failed Signed-off-by: Paolo Bonzini --- qemu-char.c | 23 +++++++++++++++++------ 1 file modificato, 17 inserzioni(+), 6 rimozioni(-) diff --git a/qemu-char.c b/qemu-char.c index 8ebd582..04b5c23 100644 --- a/qemu-char.c +++ b/qemu-char.c @@ -2097,12 +2097,13 @@ static CharDriverState *qemu_chr_open_udp(QemuOpts *opts) { CharDriverState *chr = NULL; NetCharDriver *s = NULL; + Error *local_err = NULL; int fd = -1; chr = g_malloc0(sizeof(CharDriverState)); s = g_malloc0(sizeof(NetCharDriver)); - fd = inet_dgram_opts(opts, NULL); + fd = inet_dgram_opts(opts, &local_err); if (fd < 0) { fprintf(stderr, "inet_dgram_opts failed\n"); goto return_err; @@ -2118,6 +2119,10 @@ static CharDriverState *qemu_chr_open_udp(QemuOpts *opts) return chr; return_err: + if (local_err) { + qerror_report_err(local_err); + error_free(local_err); + } g_free(chr); g_free(s); if (fd >= 0) { @@ -2428,6 +2433,7 @@ static CharDriverState *qemu_chr_open_socket(QemuOpts *opts) { CharDriverState *chr = NULL; TCPCharDriver *s = NULL; + Error *local_err = NULL; int fd = -1; int is_listen; int is_waitconnect; @@ -2448,15 +2454,15 @@ static CharDriverState *qemu_chr_open_socket(QemuOpts *opts) if (is_unix) { if (is_listen) { - fd = unix_listen_opts(opts, NULL); + fd = unix_listen_opts(opts, &local_err); } else { - fd = unix_connect_opts(opts, NULL, NULL, NULL); + fd = unix_connect_opts(opts, &local_err, NULL, NULL); } } else { if (is_listen) { - fd = inet_listen_opts(opts, 0, NULL); + fd = inet_listen_opts(opts, 0, &local_err); } else { - fd = inet_connect_opts(opts, NULL, NULL, NULL); + fd = inet_connect_opts(opts, &local_err, NULL, NULL); } } if (fd < 0) { @@ -2517,8 +2523,13 @@ static CharDriverState *qemu_chr_open_socket(QemuOpts *opts) return chr; fail: - if (fd >= 0) + if (local_err) { + qerror_report_err(local_err); + error_free(local_err); + } + if (fd >= 0) { closesocket(fd); + } g_free(s); g_free(chr); return NULL; -- 1.7.12.1