Remove pre-ISO C support

[thirdparty/glibc.git] / sysdeps / unix / sysv / linux / sparc / sparc32 / sigaction.c

diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/sigaction.c b/sysdeps/unix/sysv/linux/sparc/sparc32/sigaction.c
index e18ffa818d082c1b32f66c560d6d91ca0e0379c4..bf7027e9b351799f3d5ac9dad046538f57534119 100644 (file)
--- a/sysdeps/unix/sysv/linux/sparc/sparc32/sigaction.c
+++ b/sysdeps/unix/sysv/linux/sparc/sparc32/sigaction.c
@@ -1,32 +1,29 @@
 /* POSIX.1 sigaction call for Linux/SPARC.
-   Copyright (C) 1997, 1998 Free Software Foundation, Inc.
+   Copyright (C) 1997-2000,2002,2003,2005,2012 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Miguel de Icaza (miguel@nuclecu.unam.mx), 1997.
+   Contributed by Miguel de Icaza <miguel@nuclecu.unam.mx>, 1997.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #include <string.h>
 #include <syscall.h>
 #include <sys/signal.h>
 #include <errno.h>
 #include <kernel_sigaction.h>
-
-extern int __syscall_rt_sigaction (int, const struct kernel_sigaction *,
-                                  struct kernel_sigaction *, unsigned long,
-                                  size_t);
+#include <sysdep.h>
 
 static void __rt_sigreturn_stub (void);
 static void __sigreturn_stub (void);
@@ -36,11 +33,12 @@ static void __sigreturn_stub (void);
 int __libc_missing_rt_sigs;
 
 int
-__sigaction (int sig, __const struct sigaction *act, struct sigaction *oact)
+__libc_sigaction (int sig, const struct sigaction *act, struct sigaction *oact)
 {
   struct old_kernel_sigaction k_sigact, k_osigact;
   int ret;
 
+#ifdef __NR_rt_sigaction
   /* First try the RT signals.  */
   if (!__libc_missing_rt_sigs)
     {
@@ -62,9 +60,8 @@ __sigaction (int sig, __const struct sigaction *act, struct sigaction *oact)
 
       /* XXX The size argument hopefully will have to be changed to the
         real size of the user-level sigset_t.  */
-      ret = __syscall_rt_sigaction (sig, act ? &kact : 0,
-                                   oact ? &koact : 0,
-                                   stub, _NSIG / 8);
+      ret = INLINE_SYSCALL (rt_sigaction, 5, sig, act ? &kact : 0,
+                           oact ? &koact : 0, stub, _NSIG / 8);
 
       if (ret >= 0 || errno != ENOSYS)
        {
@@ -81,6 +78,7 @@ __sigaction (int sig, __const struct sigaction *act, struct sigaction *oact)
       __set_errno (saved_errno);
       __libc_missing_rt_sigs = 1;
     }
+#endif
 
   /* Magic to tell the kernel we are using "new-style" signals, in that
      the signal table is not kept in userspace.  Not the same as the
@@ -116,20 +114,32 @@ __sigaction (int sig, __const struct sigaction *act, struct sigaction *oact)
     ret = r_sig;
   }
 
-  if (oact && ret >= 0)
+  if (ret >= 0)
     {
-      oact->sa_handler = k_osigact.k_sa_handler;
-      oact->sa_mask.__val[0] = k_osigact.sa_mask;
-      oact->sa_flags = k_osigact.sa_flags;
-      oact->sa_restorer = NULL;
+      if (oact)
+       {
+         oact->sa_handler = k_osigact.k_sa_handler;
+         oact->sa_mask.__val[0] = k_osigact.sa_mask;
+         oact->sa_flags = k_osigact.sa_flags;
+         oact->sa_restorer = NULL;
+       }
       return ret;
     }
 
   __set_errno (-ret);
   return -1;
 }
+libc_hidden_def (__libc_sigaction)
+
+#ifdef WRAPPER_INCLUDE
+# include WRAPPER_INCLUDE
+#endif
 
-weak_alias (__sigaction, sigaction);
+#ifndef LIBC_SIGACTION
+weak_alias (__libc_sigaction, __sigaction);
+libc_hidden_weak (__sigaction)
+weak_alias (__libc_sigaction, sigaction);
+#endif
 
 static void
 __rt_sigreturn_stub (void)