diff options
| -rw-r--r-- | src/signal/sigqueue.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/src/signal/sigqueue.c b/src/signal/sigqueue.c index aeac4875..bdb12856 100644 --- a/src/signal/sigqueue.c +++ b/src/signal/sigqueue.c @@ -1,16 +1,22 @@ #include <signal.h> #include <string.h> #include <unistd.h> +#include <stdint.h> #include "syscall.h" int sigqueue(pid_t pid, int sig, const union sigval value) { siginfo_t si; + sigset_t set; + int r; memset(&si, 0, sizeof si); si.si_signo = sig; si.si_code = SI_QUEUE; si.si_value = value; - si.si_pid = getpid(); si.si_uid = getuid(); - return syscall(SYS_rt_sigqueueinfo, pid, sig, &si); + pthread_sigmask(SIG_BLOCK, (void *)(uint64_t[1]){-1}, &set); + si.si_pid = getpid(); + r = syscall(SYS_rt_sigqueueinfo, pid, sig, &si); + pthread_sigmask(SIG_SETMASK, &set, 0); + return r; } |