diff options
Diffstat (limited to 'src/pacman/sighandler.c')
| -rw-r--r-- | src/pacman/sighandler.c | 34 |
1 files changed, 14 insertions, 20 deletions
diff --git a/src/pacman/sighandler.c b/src/pacman/sighandler.c index 36f87d78..e88375aa 100644 --- a/src/pacman/sighandler.c +++ b/src/pacman/sighandler.c @@ -42,7 +42,7 @@ static ssize_t xwrite(int fd, const void *buf, size_t count) * in a consistent state. * @param signum the thrown signal */ -static void handler(int signum) +static void soft_interrupt_handler(int signum) { if(signum == SIGINT) { const char msg[] = "\nInterrupt signal received\n"; @@ -55,13 +55,25 @@ static void handler(int signum) /* a transaction is being interrupted, don't exit pacman yet. */ return; } - /* SIGINT/SIGHUP: no committing transaction, release it now and then exit pacman */ alpm_unlock(config->handle); /* output a newline to be sure we clear any line we may be on */ xwrite(STDOUT_FILENO, "\n", 1); _Exit(128 + signum); } +void install_soft_interrupt_handler(void) +{ + struct sigaction new_action; + new_action.sa_handler = soft_interrupt_handler; + new_action.sa_flags = SA_RESTART; + sigemptyset(&new_action.sa_mask); + sigaddset(&new_action.sa_mask, SIGINT); + sigaddset(&new_action.sa_mask, SIGHUP); + + sigaction(SIGINT, &new_action, NULL); + sigaction(SIGHUP, &new_action, NULL); +} + static void segv_handler(int signum) { const char msg[] = "\nerror: segmentation fault\n" @@ -94,22 +106,4 @@ void install_winch_handler(void) sigaction(SIGWINCH, &new_action, NULL); } -void install_signal_handlers(void) -{ - struct sigaction new_action; - const int signals[] = { SIGHUP, SIGINT }; - size_t i; - - /* Set signal handlers */ - /* Set up the structure to specify the new action. */ - new_action.sa_handler = handler; - sigemptyset(&new_action.sa_mask); - new_action.sa_flags = SA_RESTART; - - /* assign our handler to any signals we care about */ - for(i = 0; i < ARRAYSIZE(signals); i++) { - sigaction(signals[i], &new_action, NULL); - } -} - /* vim: set noet: */ |