diff options
Diffstat (limited to 'lib/libc/gen/posix_spawn.c')
-rw-r--r-- | lib/libc/gen/posix_spawn.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/lib/libc/gen/posix_spawn.c b/lib/libc/gen/posix_spawn.c index e3124b2..c65a730 100644 --- a/lib/libc/gen/posix_spawn.c +++ b/lib/libc/gen/posix_spawn.c @@ -118,15 +118,18 @@ process_spawnattr(const posix_spawnattr_t sa) return (errno); } - /* Set signal masks/defaults */ + /* + * Set signal masks/defaults. + * Use unwrapped syscall, libthr is in undefined state after vfork(). + */ if (sa->sa_flags & POSIX_SPAWN_SETSIGMASK) { - _sigprocmask(SIG_SETMASK, &sa->sa_sigmask, NULL); + __sys_sigprocmask(SIG_SETMASK, &sa->sa_sigmask, NULL); } if (sa->sa_flags & POSIX_SPAWN_SETSIGDEF) { for (i = 1; i <= _SIG_MAXSIG; i++) { if (sigismember(&sa->sa_sigdefault, i)) - if (_sigaction(i, &sigact, NULL) != 0) + if (__sys_sigaction(i, &sigact, NULL) != 0) return (errno); } } |