Remove unused signals implementation

* signal/README: Remove file.
* signal/TODO: Likewise.
* signal/kill.c: Likewise.
* signal/pt-kill-siginfo-np.c: Likewise.
* signal/sig-internal.c: Likewise.
* signal/sig-internal.h: Likewise.
* signal/sigaction.c: Likewise.
* signal/sigaltstack.c: Likewise.
* signal/signal-dispatch.c: Likewise.
* signal/signal.h: Likewise.
* signal/sigpending.c: Likewise.
* signal/sigsuspend.c: Likewise.
* signal/sigtimedwait.c: Likewise.
* signal/sigwaiter.c: Likewise.
* signal/sigwaitinfo.c: Likewise.

1 files changed, 0 insertions, 69 deletions

diff --git a/signal/sigaltstack.c b/signal/sigaltstack.c
deleted file mode 100644
index 8334811..0000000
--- a/signal/sigaltstack.c
+++ /dev/null
@@ -1,69 +0,0 @@
-/* sigaltstack.c - Generic sigaltstack implementation.
-   Copyright (C) 2008 Free Software Foundation, Inc.
-   Written by Neal H. Walfield <neal@gnu.org>.
-
-   This file is part of the GNU Hurd.
-
-   The GNU Hurd 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 3 of
-   the License, or (at your option) any later version.
-
-   The GNU Hurd 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 this program.  If not, see
-   <http://www.gnu.org/licenses/>.  */
-
-#include "sig-internal.h"
-#include "pt-internal.h"
-
-int
-sigaltstack (const stack_t *restrict stack, stack_t *restrict old)
-{
-  int err = 0;
-  struct signal_state *ss = &_pthread_self ()->ss;
-
-  pthread_mutex_lock (&ss->lock);
-
-  if (old)
-    *old = ss->stack;
-
-  if (stack)
-    {
-      if (stack->ss_size < MINSIGSTKSZ)
-	{
-	  err = ENOMEM;
-	  goto out;
-	}
-
-      if ((stack->ss_flags & ~(SS_DISABLE)))
-	/* Flags contains a value other than SS_DISABLE.  */
-	{
-	  err = EINVAL;
-	  goto out;
-	}
-
-      if ((ss->stack.ss_flags & SS_ONSTACK))
-	/* Stack in use.  */
-	{
-	  err = EPERM;
-	  goto out;
-	}
-
-      ss->stack = *stack;
-    }
-
- out:
-  pthread_mutex_unlock (&ss->lock);
-
-  if (err)
-    {
-      errno = err;
-      return -1;
-    }
-  return 0;
-}