X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;ds=sidebyside;f=tests%2Ftest-sigaction.c;h=f83b87b927e32465c5e6917d7a3ac0756945fdef;hb=95f7c57ff4090a5dee062044d2c7b99879077808;hp=81abe8919029c2eee779ebddb7419bd94ceca130;hpb=cfb3906f210bec09f48f5d48511b72064153311a;p=gnulib.git

diff --git a/tests/test-sigaction.c b/tests/test-sigaction.c
index 81abe8919..f83b87b92 100644
--- a/tests/test-sigaction.c
+++ b/tests/test-sigaction.c
@@ -1,5 +1,5 @@
 /* Test of sigaction() function.
-   Copyright (C) 2008 Free Software Foundation, Inc.
+   Copyright (C) 2008-2011 Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -20,25 +20,38 @@
 
 #include <signal.h>
 
-#include <stdio.h>
-#include <stdlib.h>
-
-#define ASSERT(expr) \
-  do									     \
-    {									     \
-      if (!(expr))							     \
-        {								     \
-          fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
-          fflush (stderr);						     \
-          signal (SIGABRT, SIG_DFL);					     \
-          abort ();							     \
-        }								     \
-    }									     \
-  while (0)
+#include "signature.h"
+SIGNATURE_CHECK (sigaction, int, (int, struct sigaction const *,
+                                  struct sigaction *));
 
+#include <stddef.h>
+
+#include "macros.h"
+
+#ifndef SA_NOCLDSTOP
+# define SA_NOCLDSTOP 0
+#endif
+#ifndef SA_ONSTACK
+# define SA_ONSTACK 0
+#endif
+#ifndef SA_RESETHAND
+# define SA_RESETHAND 0
+#endif
+#ifndef SA_RESTART
+# define SA_RESTART 0
+#endif
 #ifndef SA_SIGINFO
 # define SA_SIGINFO 0
 #endif
+#ifndef SA_NOCLDWAIT
+# define SA_NOCLDWAIT 0
+#endif
+
+/* 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 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
@@ -61,7 +74,12 @@ 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__ || defined __UCLIBC__)
       ASSERT (sa.sa_handler == SIG_DFL);
+#endif
       break;
     default:
       ASSERT (0);
@@ -69,29 +87,36 @@ handler (int sig)
 }
 
 int
-main (int argc, char *argv[])
+main (void)
 {
   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 == 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__ || defined __UCLIBC__) /* 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;
 }