src/regression/sigprocmask-internal.c

   1 // commit: a49c119276742d7d212fb88f83a8f559ca549e72 2011-02-19
   2 // commit: 96f2197494791f5884c01b5caa908074cc7e90a6 2011-02-20
   3 // commit: 23815f88df6c45247f3755dc7857f4013264c04f 2013-07-18
   4 // implementation signals should not be masked
   5 #include <signal.h>
   6 #include <string.h>
   7 #include <errno.h>
   8 #include "test.h"
   9
  10 int main(void)
  11 {
  12         sigset_t s;
  13         int i;
  14
  15         sigemptyset(&s);
  16         for (i = 32; i < SIGRTMIN; i++) {
  17                 sigaddset(&s, i);
  18                 if (sigismember(&s, i) == 1)
  19                         t_error("sigaddset(&s, %d) set implementation internal rt signal\n", i);
  20         }
  21         if (sigprocmask(SIG_BLOCK, &s, 0))
  22                 t_error("blocking signals failed: %s\n", strerror(errno));
  23         if (sigprocmask(SIG_BLOCK, 0, &s))
  24                 t_error("querying sigmask failed: %s\n", strerror(errno));
  25         for (i = 32; i < SIGRTMIN; i++)
  26                 if (sigismember(&s, i) == 1)
  27                         t_error("implementation internal rt signal %d can be blocked\n", i);
  28         return t_status;
  29 }