diff options
Diffstat (limited to 'lib/signals.c')
| -rw-r--r-- | lib/signals.c | 28 |
1 files changed, 22 insertions, 6 deletions
diff --git a/lib/signals.c b/lib/signals.c index 707bf8368..37f063732 100644 --- a/lib/signals.c +++ b/lib/signals.c @@ -25,6 +25,9 @@ #include "socket-util.h" #include "type-props.h" #include "util.h" +#include "vlog.h" + +VLOG_DEFINE_THIS_MODULE(signals); #if defined(_NSIG) #define N_SIGNALS _NSIG @@ -58,9 +61,7 @@ signal_init(void) static bool inited; if (!inited) { inited = true; - if (pipe(fds)) { - ovs_fatal(errno, "could not create pipe"); - } + xpipe(fds); set_nonblocking(fds[0]); set_nonblocking(fds[1]); } @@ -83,9 +84,7 @@ signal_register(int signr) sa.sa_handler = signal_handler; sigemptyset(&sa.sa_mask); sa.sa_flags = SA_RESTART; - if (sigaction(signr, &sa, NULL)) { - ovs_fatal(errno, "sigaction(%d) failed", signr); - } + xsigaction(signr, &sa, NULL); /* Return structure. */ s = xmalloc(sizeof *s); @@ -148,3 +147,20 @@ signal_name(int signum) } return name; } + +void +xsigaction(int signum, const struct sigaction *new, struct sigaction *old) +{ + if (sigaction(signum, new, old)) { + VLOG_FATAL("sigaction(%s) failed (%s)", + signal_name(signum), strerror(errno)); + } +} + +void +xsigprocmask(int how, const sigset_t *new, sigset_t *old) +{ + if (sigprocmask(how, new, old)) { + VLOG_FATAL("sigprocmask failed (%s)", strerror(errno)); + } +} |