about summary refs log tree commit diff
path: root/sysdeps/posix/sysv_signal.c
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/posix/sysv_signal.c')
-rw-r--r--sysdeps/posix/sysv_signal.c58
1 files changed, 0 insertions, 58 deletions
diff --git a/sysdeps/posix/sysv_signal.c b/sysdeps/posix/sysv_signal.c
deleted file mode 100644
index 6893ec23e4..0000000000
--- a/sysdeps/posix/sysv_signal.c
+++ /dev/null
@@ -1,58 +0,0 @@
-/* Copyright (C) 1991-2017 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, see
-   <http://www.gnu.org/licenses/>.  */
-
-#include <errno.h>
-#include <signal.h>
-#include <string.h>	/* For the real memset prototype.  */
-#include <sigsetops.h>
-
-/* Tolerate non-threads versions of Posix */
-#ifndef SA_ONESHOT
-#define SA_ONESHOT 0
-#endif
-#ifndef SA_NOMASK
-#define SA_NOMASK 0
-#endif
-#ifndef SA_INTERRUPT
-#define SA_INTERRUPT 0
-#endif
-
-/* Set the handler for the signal SIG to HANDLER,
-   returning the old handler, or SIG_ERR on error.  */
-__sighandler_t
-__sysv_signal (int sig, __sighandler_t handler)
-{
-  struct sigaction act, oact;
-
-  /* Check signal extents to protect __sigismember.  */
-  if (handler == SIG_ERR || sig < 1 || sig >= NSIG)
-    {
-      __set_errno (EINVAL);
-      return SIG_ERR;
-    }
-
-  act.sa_handler = handler;
-  __sigemptyset (&act.sa_mask);
-  act.sa_flags = SA_ONESHOT | SA_NOMASK | SA_INTERRUPT;
-  act.sa_flags &= ~SA_RESTART;
-  if (__sigaction (sig, &act, &oact) < 0)
-    return SIG_ERR;
-
-  return oact.sa_handler;
-}
-
-weak_alias (__sysv_signal, sysv_signal)