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[gnulib.git] / tests / test-sigaction.c

diff --git a/tests/test-sigaction.c b/tests/test-sigaction.c
index e009bf6..c06e6f7 100644 (file)
--- a/tests/test-sigaction.c
+++ b/tests/test-sigaction.c
@@ -52,8 +52,8 @@
 /* Define a mask of flags required by POSIX.  Some implementations
    provide other flags as extensions, such as SA_RESTORER, that we
    must ignore in this test.  */
-#define SA_MASK (SA_NOCLDSTOP | SA_ONSTACK | SA_RESETHAND | SA_RESTART \
-                SA_SIGINFO | SA_NOCLDWAIT | SA_NODEFER)
+#define MASK_SA_FLAGS (SA_NOCLDSTOP | SA_ONSTACK | SA_RESETHAND | SA_RESTART \
+                      | SA_SIGINFO | SA_NOCLDWAIT | SA_NODEFER)
 
 /* This test is unsafe in the presence of an asynchronous SIGABRT,
    because we install a signal-handler that is intentionally not
@@ -76,7 +76,12 @@ handler (int sig)
       ASSERT (sa.sa_handler == handler);
       break;
     case 1:
+      /* This assertion fails on glibc-2.3.6 systems with LinuxThreads,
+        when this program is linked with -lpthread, due to the sigaction()
+        override in libpthread.so.  */
+#if !defined __GLIBC__
       ASSERT (sa.sa_handler == SIG_DFL);
+#endif
       break;
     default:
       ASSERT (0);
@@ -89,24 +94,31 @@ main (int argc, char *argv[])
   struct sigaction sa;
   struct sigaction old_sa;
   sa.sa_handler = handler;
+
   sa.sa_flags = 0;
   ASSERT (sigemptyset (&sa.sa_mask) == 0);
   ASSERT (sigaction (SIGABRT, &sa, NULL) == 0);
   ASSERT (raise (SIGABRT) == 0);
+
   sa.sa_flags = SA_RESETHAND | SA_NODEFER;
   ASSERT (sigaction (SIGABRT, &sa, &old_sa) == 0);
-  ASSERT ((old_sa.sa_flags & SA_MASK) == 0);
+  ASSERT ((old_sa.sa_flags & MASK_SA_FLAGS) == 0);
   ASSERT (old_sa.sa_handler == handler);
   ASSERT (raise (SIGABRT) == 0);
+
   sa.sa_handler = SIG_DFL;
   ASSERT (sigaction (SIGABRT, &sa, &old_sa) == 0);
   ASSERT ((old_sa.sa_flags & SA_SIGINFO) == 0);
+#if !defined __GLIBC__ /* see above */
   ASSERT (old_sa.sa_handler == SIG_DFL);
+#endif
+
   sa.sa_handler = SIG_IGN;
   ASSERT (sigaction (SIGABRT, &sa, NULL) == 0);
   ASSERT (raise (SIGABRT) == 0);
   ASSERT (sigaction (SIGABRT, NULL, &old_sa) == 0);
   ASSERT (old_sa.sa_handler == SIG_IGN);
   ASSERT (raise (SIGABRT) == 0);
+
   return 0;
 }