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-rw-r--r--sysdeps/unix/sysv/linux/mips/sigaction.c188
1 files changed, 0 insertions, 188 deletions
diff --git a/sysdeps/unix/sysv/linux/mips/sigaction.c b/sysdeps/unix/sysv/linux/mips/sigaction.c
deleted file mode 100644
index 09fbe79316..0000000000
--- a/sysdeps/unix/sysv/linux/mips/sigaction.c
+++ /dev/null
@@ -1,188 +0,0 @@
-/* Copyright (C) 1997,1998,1999,2000,2002,2003, 2004
-   Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   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
-   Lesser General Public License for more details.
-
-   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 <errno.h>
-#include <sgidefs.h>
-#include <signal.h>
-#include <string.h>
-
-#include <sysdep.h>
-#include <sys/syscall.h>
-
-#include <sgidefs.h>
-
-#include "kernel-features.h"
-
-/* The difference here is that the sigaction structure used in the
-   kernel is not the same as we use in the libc.  Therefore we must
-   translate it here.  */
-#include <kernel_sigaction.h>
-
-#if __ASSUME_REALTIME_SIGNALS == 0
-/* The variable is shared between all wrappers around signal handling
-   functions which have RT equivalents.	 This is the definition.  */
-int __libc_missing_rt_sigs;
-
-#endif
-
-#if _MIPS_SIM != _ABIO32
-
-# ifdef __NR_rt_sigreturn
-static void restore_rt (void) asm ("__restore_rt");
-# endif
-# ifdef __NR_sigreturn
-static void restore (void) asm ("__restore");
-# endif
-#endif
-
-/* If ACT is not NULL, change the action for SIG to *ACT.
-   If OACT is not NULL, put the old action for SIG in *OACT.  */
-int
-__libc_sigaction (sig, act, oact)
-     int sig;
-     const struct sigaction *act;
-     struct sigaction *oact;
-{
-#if __ASSUME_REALTIME_SIGNALS == 0
-  struct old_kernel_sigaction k_sigact, k_osigact;
-#endif
-  int result;
-
-#if defined __NR_rt_sigaction || __ASSUME_REALTIME_SIGNALS > 0
-  /* First try the RT signals.	*/
-# if __ASSUME_REALTIME_SIGNALS == 0
-  if (!__libc_missing_rt_sigs)
-# endif
-    {
-      struct kernel_sigaction kact, koact;
-      /* Save the current error value for later.  We need not do this
-	 if we are guaranteed to have realtime signals.	 */
-# if __ASSUME_REALTIME_SIGNALS == 0
-      int saved_errno = errno;
-# endif
-
-      if (act)
-	{
-	  kact.k_sa_handler = act->sa_handler;
-	  memcpy (&kact.sa_mask, &act->sa_mask, sizeof (kernel_sigset_t));
-	  kact.sa_flags = act->sa_flags;
-# ifdef HAVE_SA_RESTORER
-#  if _MIPS_SIM == _ABIO32
-	  kact.sa_restorer = act->sa_restorer;
-#  else
-	  kact.sa_restorer = &restore_rt;
-#  endif
-# endif
-	}
-
-      /* XXX The size argument hopefully will have to be changed to the
-	 real size of the user-level sigset_t.	*/
-      result = INLINE_SYSCALL (rt_sigaction, 4, sig,
-			       act ? __ptrvalue (&kact) : NULL,
-			       oact ? __ptrvalue (&koact) : NULL,
-			       sizeof (kernel_sigset_t));
-
-# if __ASSUME_REALTIME_SIGNALS == 0
-      if (result >= 0 || errno != ENOSYS)
-# endif
-	{
-	  if (oact && result >= 0)
-	    {
-	      oact->sa_handler = koact.k_sa_handler;
-	      memcpy (&oact->sa_mask, &koact.sa_mask,
-				sizeof (kernel_sigset_t));
-	      oact->sa_flags = koact.sa_flags;
-# ifdef HAVE_SA_RESTORER
-	      oact->sa_restorer = koact.sa_restorer;
-# endif
-	    }
-	  return result;
-	}
-
-# if __ASSUME_REALTIME_SIGNALS == 0
-      __set_errno (saved_errno);
-      __libc_missing_rt_sigs = 1;
-# endif
-    }
-#endif
-
-#if __ASSUME_REALTIME_SIGNALS == 0
-  if (act)
-    {
-      k_sigact.k_sa_handler = act->sa_handler;
-      k_sigact.sa_mask = act->sa_mask.__val[0];
-      k_sigact.sa_flags = act->sa_flags;
-# ifdef HAVE_SA_RESTORER
-      k_sigact.sa_restorer = act->sa_restorer;
-# endif
-    }
-  result = INLINE_SYSCALL (sigaction, 3, sig,
-			   act ? __ptrvalue (&k_sigact) : NULL,
-			   oact ? __ptrvalue (&k_osigact) : NULL);
-  if (oact && result >= 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;
-# ifdef HAVE_SA_RESTORER
-#  if _MIPS_SIM == _ABIO32
-      oact->sa_restorer = k_osigact.sa_restorer;
-#  else
-      oact->sa_restorer = &restore;
-#  endif
-# endif
-    }
-  return result;
-#endif
-}
-libc_hidden_def (__libc_sigaction)
-
-#ifndef LIBC_SIGACTION
-weak_alias (__libc_sigaction, __sigaction)
-libc_hidden_weak (__sigaction)
-weak_alias (__libc_sigaction, sigaction)
-#endif
-
-/* NOTE: Please think twice before making any changes to the bits of
-   code below.  GDB needs some intimate knowledge about it to
-   recognize them as signal trampolines, and make backtraces through
-   signal handlers work right.  Important are both the names
-   (__restore_rt) and the exact instruction sequence.
-   If you ever feel the need to make any changes, please notify the
-   appropriate GDB maintainer.  */
-
-#define RESTORE(name, syscall) RESTORE2 (name, syscall)
-#define RESTORE2(name, syscall) \
-asm						\
-  (						\
-   ".align 4\n"					\
-   "__" #name ":\n"				\
-   "	li $2, " #syscall "\n"			\
-   "	syscall\n"				\
-   );
-
-/* The return code for realtime-signals.  */
-#if _MIPS_SIM != _ABIO32
-# ifdef __NR_rt_sigreturn
-RESTORE (restore_rt, __NR_rt_sigreturn)
-# endif
-# ifdef __NR_sigreturn
-RESTORE (restore, __NR_sigreturn)
-# endif
-#endif