alpha: fix decode of osf_sigprocmask
The alpha sigprocmask syscall is special in that it comes from OSF rather
than the style that everyone else uses.
Tested with this simple code:
$ cat test.c
#include <signal.h>
main() {
sigset_t set, oldset;
sigemptyset(&set);
sigaddset(&set, SIGINT);
sigaddset(&set, SIGHUP);
sigprocmask(SIG_SETMASK, &set, &oldset);
sigprocmask(SIG_UNBLOCK, &oldset, &set);
sleep(3);
}
$ gcc test.c && ./strace ./a.out
...
osf_sigprocmask(SIG_SETMASK, [HUP INT]) = 0 (old mask [])
osf_sigprocmask(SIG_UNBLOCK, []) = 0x3 (old mask [HUP INT])
osf_sigprocmask(SIG_BLOCK, [CHLD]) = 0x3 (old mask [HUP INT])
...
* linux/alpha/syscallent.h: Call sys_sigprocmask for osf_sigprocmask,
and change number of arguments to two.
* signal.c (sys_sigprocmask): Fix decoding of alpha osf sigprocmask.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2 files changed