src/signal/sigqueue.c

   1 #include <signal.h>
   2 #include <string.h>
   3 #include <unistd.h>
   4 #include "syscall.h"
   5 #include "pthread_impl.h"
   6
   7 int sigqueue(pid_t pid, int sig, const union sigval value)
   8 {
   9         siginfo_t si;
  10         sigset_t set;
  11         int r;
  12         memset(&si, 0, sizeof si);
  13         si.si_signo = sig;
  14         si.si_code = SI_QUEUE;
  15         si.si_value = value;
  16         si.si_uid = getuid();
  17         __block_app_sigs(&set);
  18         si.si_pid = getpid();
  19         r = syscall(SYS_rt_sigqueueinfo, pid, sig, &si);
  20         __restore_sigs(&set);
  21         return r;
  22 }