about summary refs log tree commit diff
path: root/nptl
diff options
context:
space:
mode:
authorUlrich Drepper <drepper@redhat.com>2003-09-30 02:15:31 +0000
committerUlrich Drepper <drepper@redhat.com>2003-09-30 02:15:31 +0000
commit94ae6d75adab2808237d284f9f5a927cf2845ec0 (patch)
tree3368fad0f34d8d515b1c91b3ddd1d43cec974aed /nptl
parent3c6904fb49841a94395bcfe863eb6c8bf10a29d2 (diff)
downloadglibc-94ae6d75adab2808237d284f9f5a927cf2845ec0.tar.gz
glibc-94ae6d75adab2808237d284f9f5a927cf2845ec0.tar.xz
glibc-94ae6d75adab2808237d284f9f5a927cf2845ec0.zip
Update.
	* sysdeps/pthread/malloc-machine.h: New file.

2003-09-27  Wolfram Gloger  <wg@malloc.de>
Diffstat (limited to 'nptl')
-rw-r--r--nptl/ChangeLog4
-rw-r--r--nptl/sysdeps/pthread/malloc-machine.h64
2 files changed, 68 insertions, 0 deletions
diff --git a/nptl/ChangeLog b/nptl/ChangeLog
index 61152e4476..37e9c88842 100644
--- a/nptl/ChangeLog
+++ b/nptl/ChangeLog
@@ -1,3 +1,7 @@
+2003-09-27  Wolfram Gloger  <wg@malloc.de>
+
+	* sysdeps/pthread/malloc-machine.h: New file
+
 2003-09-24  Roland McGrath  <roland@redhat.com>
 
 	* allocatestack.c (__make_stacks_executable): Don't ignore return
diff --git a/nptl/sysdeps/pthread/malloc-machine.h b/nptl/sysdeps/pthread/malloc-machine.h
new file mode 100644
index 0000000000..634e9cd66c
--- /dev/null
+++ b/nptl/sysdeps/pthread/malloc-machine.h
@@ -0,0 +1,64 @@
+/* Basic platform-independent macro definitions for mutexes,
+   thread-specific data and parameters for malloc.
+   Copyright (C) 2003 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.  */
+
+#ifndef _MALLOC_MACHINE_H
+#define _MALLOC_MACHINE_H
+
+#undef thread_atfork_static
+
+#include <atomic.h>
+#include <bits/libc-lock.h>
+
+__libc_lock_define (typedef, mutex_t)
+
+/* Assume NPTL.  */
+
+#define mutex_init(m)		__libc_lock_init (*(m))
+#define mutex_lock(m)		__libc_lock_lock (*(m))
+#define mutex_trylock(m)	__libc_lock_trylock (*(m))
+#define mutex_unlock(m)		__libc_lock_unlock (*(m))
+
+/* This is defined by newer gcc version unique for each module.  */
+extern void *__dso_handle __attribute__ ((__weak__));
+
+#include <fork.h>
+
+#ifdef SHARED
+# define thread_atfork(prepare, parent, child) \
+   __register_atfork (prepare, parent, child, __dso_handle)
+#else
+# define thread_atfork(prepare, parent, child) \
+   __register_atfork (prepare, parent, child,				      \
+		      &__dso_handle == NULL ? NULL : __dso_handle)
+#endif
+
+/* thread specific data for glibc */
+
+#include <bits/libc-tsd.h>
+
+typedef int tsd_key_t[1];	/* no key data structure, libc magic does it */
+__libc_tsd_define (static, MALLOC)	/* declaration/common definition */
+#define tsd_key_create(key, destr)	((void) (key))
+#define tsd_setspecific(key, data)	__libc_tsd_set (MALLOC, (data))
+#define tsd_getspecific(key, vptr)	((vptr) = __libc_tsd_get (MALLOC))
+
+#include <sysdeps/generic/malloc-machine.h>
+
+#endif /* !defined(_MALLOC_MACHINE_H) */