This is an automated email from the git hooks/post-receive script. x2go pushed a commit to branch bugfix/osx in repository x2goclient. commit 7b7ad472e6c2577ba86275f15ae2adeab1f294a4 Author: Mihai Moldovan <ionic@ionic.de> Date: Mon Mar 16 23:08:13 2015 +0100 unixhelper.cpp: port from std::signal() to sigaction(). Handle errors. --- debian/changelog | 1 + src/unixhelper.cpp | 33 ++++++++++++++++++++++++++------- 2 files changed, 27 insertions(+), 7 deletions(-) diff --git a/debian/changelog b/debian/changelog index 5a27a6e..7396213 100644 --- a/debian/changelog +++ b/debian/changelog @@ -453,6 +453,7 @@ x2goclient (4.0.4.0-0x2go1) UNRELEASED; urgency=low - unixhelper.cpp: kill process group on error. - unixhelper.{cpp,h}: implement signal unblocking in unixhelper::unix_cleanup(). Update documentation. + - unixhelper.cpp: port from std::signal() to sigactio(). Handle errors. [ Fernando Pedemonte ] * New upstream release (4.0.4.0): diff --git a/src/unixhelper.cpp b/src/unixhelper.cpp index 1877890..2b057ff 100644 --- a/src/unixhelper.cpp +++ b/src/unixhelper.cpp @@ -73,15 +73,34 @@ namespace unixhelper { /* Anything here shall be unreachable. */ } - /* Set up signal handler to ignore SIGTERM. */ - if (SIG_ERR == std::signal (SIGTERM, SIG_IGN)) { - std::cerr << "Unable to ignore SIGTERM: " << std::strerror (errno) << std::endl; - kill_pgroup (-1); - - /* Anything here shall be unreachable. */ + { + struct sigaction sig_action; + sig_action.sa_handler = SIG_IGN; + sig_action.sa_mask = empty_set; + sig_action.sa_flags = SA_RESTART; + + /* Set up signal handler to ignore SIGTERM. */ + if (0 != sigaction (SIGTERM, &sig_action, NULL)) { + std::cerr << "Unable to ignore SIGTERM: " << std::strerror (errno) << std::endl; + kill_pgroup (-1); + + /* Anything here shall be unreachable. */ + } } - std::signal (SIGHUP, kill_pgroup); + { + struct sigaction sig_action; + sig_action.sa_handler = kill_pgroup; + sig_action.sa_mask = empty_set; + sig_action.sa_flags = SA_RESTART; + + if (0 != sigaction (SIGHUP, &sig_action, NULL)) { + std::cerr << "Unable to set up signal handler for SIGHUP: " << std::strerror (errno) << std::endl; + kill_pgroup (-1); + + /* Anything here shall be unreachable. */ + } + } /* Sleep forever... at least one second in each run. */ for (;;) { -- Alioth's /srv/git/code.x2go.org/x2goclient.git//..//_hooks_/post-receive-email on /srv/git/code.x2go.org/x2goclient.git