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authorUlrich Drepper <drepper@redhat.com>2002-09-18 06:14:25 +0000
committerUlrich Drepper <drepper@redhat.com>2002-09-18 06:14:25 +0000
commitf2d02920c3a25287c0d9d51340fa2ef54514abe3 (patch)
tree51a731da878ffc59ba71c14f488eae0c0e6ad3b3 /signal/allocrtsig.c
parent1d0ad7736265961192d5f7db11d55b49392c0936 (diff)
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Moved to sysdeps/generic.
Diffstat (limited to 'signal/allocrtsig.c')
-rw-r--r--signal/allocrtsig.c94
1 files changed, 0 insertions, 94 deletions
diff --git a/signal/allocrtsig.c b/signal/allocrtsig.c
deleted file mode 100644
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--- a/signal/allocrtsig.c
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@@ -1,94 +0,0 @@
-/* Handle real-time signal allocation.
- Copyright (C) 1997,98,99,2002 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
-
- 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 <signal.h>
-
-/* In these variables we keep track of the used variables. If the
- platform does not support any real-time signals we will define the
- values to some unreasonable value which will signal failing of all
- the functions below. */
-#ifndef __SIGRTMIN
-static int current_rtmin = -1;
-static int current_rtmax = -1;
-#else
-static int current_rtmin;
-static int current_rtmax;
-
-static int initialized;
-
-#include "testrtsig.h"
-
-static void
-init (void)
-{
- if (!kernel_has_rtsig ())
- {
- current_rtmin = -1;
- current_rtmax = -1;
- }
- else
- {
- current_rtmin = __SIGRTMIN;
- current_rtmax = __SIGRTMAX;
- }
- initialized = 1;
-}
-#endif
-
-/* Return number of available real-time signal with highest priority. */
-int
-__libc_current_sigrtmin (void)
-{
-#ifdef __SIGRTMIN
- if (!initialized)
- init ();
-#endif
- return current_rtmin;
-}
-
-/* Return number of available real-time signal with lowest priority. */
-int
-__libc_current_sigrtmax (void)
-{
-#ifdef __SIGRTMIN
- if (!initialized)
- init ();
-#endif
- return current_rtmax;
-}
-
-/* Allocate real-time signal with highest/lowest available
- priority. Please note that we don't use a lock since we assume
- this function to be called at program start. */
-int
-__libc_allocate_rtsig (int high)
-{
-#ifndef __SIGRTMIN
- return -1;
-#else
- if (!initialized)
- init ();
- if (current_rtmin == -1 || current_rtmin > current_rtmax)
- /* We don't have anymore signal available. */
- return -1;
-
- return high ? current_rtmin++ : current_rtmax--;
-#endif
-}