signal/tst-sigset.c

   1 /* Test sig*set functions.  */
   2
   3 #include <signal.h>
   4
   5 #include <support/check.h>
   6
   7 static int
   8 do_test (void)
   9 {
  10   sigset_t set;
  11   TEST_VERIFY (sigemptyset (&set) == 0);
  12
  13 #define VERIFY(set, sig)                        \
  14   TEST_VERIFY (sigismember (&set, sig) == 0);   \
  15   TEST_VERIFY (sigaddset (&set, sig) == 0);     \
  16   TEST_VERIFY (sigismember (&set, sig) != 0);   \
  17   TEST_VERIFY (sigdelset (&set, sig) == 0);     \
  18   TEST_VERIFY (sigismember (&set, sig) == 0)
  19
  20   /* ISO C99 signals.  */
  21   VERIFY (set, SIGINT);
  22   VERIFY (set, SIGILL);
  23   VERIFY (set, SIGABRT);
  24   VERIFY (set, SIGFPE);
  25   VERIFY (set, SIGSEGV);
  26   VERIFY (set, SIGTERM);
  27
  28   /* Historical signals specified by POSIX. */
  29   VERIFY (set, SIGHUP);
  30   VERIFY (set, SIGQUIT);
  31   VERIFY (set, SIGTRAP);
  32   VERIFY (set, SIGKILL);
  33   VERIFY (set, SIGBUS);
  34   VERIFY (set, SIGSYS);
  35   VERIFY (set, SIGPIPE);
  36   VERIFY (set, SIGALRM);
  37
  38   /* New(er) POSIX signals (1003.1-2008, 1003.1-2013).  */
  39   VERIFY (set, SIGURG);
  40   VERIFY (set, SIGSTOP);
  41   VERIFY (set, SIGTSTP);
  42   VERIFY (set, SIGCONT);
  43   VERIFY (set, SIGCHLD);
  44   VERIFY (set, SIGTTIN);
  45   VERIFY (set, SIGTTOU);
  46   VERIFY (set, SIGPOLL);
  47   VERIFY (set, SIGXCPU);
  48   VERIFY (set, SIGXFSZ);
  49   VERIFY (set, SIGVTALRM);
  50   VERIFY (set, SIGPROF);
  51   VERIFY (set, SIGUSR1);
  52   VERIFY (set, SIGUSR2);
  53
  54   /* Nonstandard signals found in all modern POSIX systems
  55      (including both BSD and Linux).  */
  56   VERIFY (set, SIGWINCH);
  57
  58   /* Arch-specific signals.  */
  59 #ifdef SIGEMT
  60   VERIFY (set, SIGEMT);
  61 #endif
  62 #ifdef SIGLOST
  63   VERIFY (set, SIGLOST);
  64 #endif
  65 #ifdef SIGINFO
  66   VERIFY (set, SIGINFO);
  67 #endif
  68 #ifdef SIGSTKFLT
  69   VERIFY (set, SIGSTKFLT);
  70 #endif
  71 #ifdef SIGPWR
  72   VERIFY (set, SIGPWR);
  73 #endif
  74
  75   /* Read-time signals (POSIX.1b real-time extensions).  If they are
  76      supported SIGRTMAX value is greater than SIGRTMIN.  */
  77   for (int rtsig = SIGRTMIN; rtsig <= SIGRTMAX; rtsig++)
  78     {
  79       VERIFY (set, rtsig);
  80     }
  81
  82   return 0;
  83 }
  84
  85 #include <support/test-driver.c>