Alexandre Julliard : loader: Get rid of the pthread support routines.
Alexandre Julliard
julliard at winehq.org
Mon Jul 6 09:33:53 CDT 2009
Module: wine
Branch: master
Commit: 4fda657a0a47ea0521b2d8453ecb4a8a6cbd7a94
URL: http://source.winehq.org/git/wine.git/?a=commit;h=4fda657a0a47ea0521b2d8453ecb4a8a6cbd7a94
Author: Alexandre Julliard <julliard at winehq.org>
Date: Sat Jul 4 11:20:39 2009 +0200
loader: Get rid of the pthread support routines.
---
loader/Makefile.in | 13 +--
loader/main.c | 1 -
loader/main.h | 6 --
loader/pthread.c | 241 ----------------------------------------------------
4 files changed, 5 insertions(+), 256 deletions(-)
diff --git a/loader/Makefile.in b/loader/Makefile.in
index afe3f73..0ce816a 100644
--- a/loader/Makefile.in
+++ b/loader/Makefile.in
@@ -6,10 +6,7 @@ MODULE = wine
C_SRCS = \
main.c \
- preloader.c \
- pthread.c
-
-MAIN_OBJS = pthread.o main.o
+ preloader.c
EXTRA_BINARIES = @EXTRA_BINARIES@
@@ -39,11 +36,11 @@ LDEXECFLAGS = @LDEXECFLAGS@
wine-preloader: preloader.o Makefile.in
$(CC) -o $@ -static -nostartfiles -nodefaultlibs -Wl,-Ttext=0x7c000000 preloader.o $(LIBPORT) $(LDFLAGS)
-wine: $(MAIN_OBJS) Makefile.in
- $(CC) -o $@ $(LDEXECFLAGS) $(MAIN_OBJS) $(LIBWINE) $(LIBPORT) $(LIBPTHREAD) $(EXTRALIBS) $(LDFLAGS) $(LDRPATH_LOCAL)
+wine: main.o Makefile.in
+ $(CC) -o $@ $(LDEXECFLAGS) main.o $(LIBWINE) $(LIBPORT) $(LIBPTHREAD) $(EXTRALIBS) $(LDFLAGS) $(LDRPATH_LOCAL)
-wine-installed: $(MAIN_OBJS) Makefile.in
- $(CC) -o $@ $(LDEXECFLAGS) $(MAIN_OBJS) $(LIBWINE) $(LIBPORT) $(LIBPTHREAD) $(EXTRALIBS) $(LDFLAGS) $(LDRPATH_INSTALL)
+wine-installed: main.o Makefile.in
+ $(CC) -o $@ $(LDEXECFLAGS) main.o $(LIBWINE) $(LIBPORT) $(LIBPTHREAD) $(EXTRALIBS) $(LDFLAGS) $(LDRPATH_INSTALL)
$(EXTRA_BINARIES:%=__install__%): $(EXTRA_BINARIES) $(DESTDIR)$(bindir) dummy
f=`expr $@ : '__install__\(.*\)'` && $(INSTALL_PROGRAM) $$f $(DESTDIR)$(bindir)/$$f
diff --git a/loader/main.c b/loader/main.c
index e0588d1..6de500e 100644
--- a/loader/main.c
+++ b/loader/main.c
@@ -215,7 +215,6 @@ int main( int argc, char *argv[] )
reserve_area( wine_main_preload_info[i].addr, wine_main_preload_info[i].size );
}
- init_pthread_functions();
wine_init( argc, argv, error, sizeof(error) );
fprintf( stderr, "wine: failed to initialize: %s\n", error );
exit(1);
diff --git a/loader/main.h b/loader/main.h
index b06423f..7d4d4dc 100644
--- a/loader/main.h
+++ b/loader/main.h
@@ -28,10 +28,4 @@ struct wine_preload_info
size_t size;
};
-#if defined(__GNUC__) && ((__GNUC__ > 3) || ((__GNUC__ == 3) && (__GNUC_MINOR__ >= 3)))
-extern void init_pthread_functions(void) __attribute__((visibility ("hidden")));
-#else
-extern void init_pthread_functions(void);
-#endif
-
#endif /* __WINE_LOADER_MAIN_H */
diff --git a/loader/pthread.c b/loader/pthread.c
deleted file mode 100644
index 712bd37..0000000
--- a/loader/pthread.c
+++ /dev/null
@@ -1,241 +0,0 @@
-/*
- * Wine threading routines using the pthread library
- *
- * Copyright 2003 Alexandre Julliard
- *
- * This 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.
- *
- * This 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 this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
- */
-
-#include "config.h"
-#include "wine/port.h"
-
-#include <assert.h>
-#include <stdlib.h>
-#include <signal.h>
-#ifdef HAVE_UNISTD_H
-# include <unistd.h>
-#endif
-#include <string.h>
-#include <sys/types.h>
-#ifdef HAVE_SYS_MMAN_H
-#include <sys/mman.h>
-#endif
-#ifdef HAVE_MACH_MACH_H
-#include <mach/mach.h>
-#endif
-#ifdef HAVE_SYS_THR_H
-#include <sys/ucontext.h>
-#include <sys/thr.h>
-#endif
-#include <pthread.h>
-#ifdef HAVE_PTHREAD_NP_H
-#include <pthread_np.h>
-#endif
-
-#include "wine/library.h"
-#include "wine/pthread.h"
-
-static int init_done;
-static int nb_threads = 1;
-
-#if !defined(__i386__) && !defined(__x86_64__)
-static pthread_key_t teb_key;
-#endif
-
-#if defined(__x86_64__) && defined(__linux__)
-#include <asm/prctl.h>
-extern int arch_prctl(int func, void *ptr);
-#endif
-
-/***********************************************************************
- * init_process
- *
- * Initialization for a newly created process.
- */
-static void init_process( const struct wine_pthread_callbacks *callbacks, size_t size )
-{
- init_done = 1;
-}
-
-
-/***********************************************************************
- * init_thread
- *
- * Initialization for a newly created thread.
- */
-static void init_thread( struct wine_pthread_thread_info *info )
-{
- /* retrieve the stack info (except for main thread) */
- if (init_done)
- {
-#ifdef HAVE_PTHREAD_GETATTR_NP
- pthread_attr_t attr;
- pthread_getattr_np( pthread_self(), &attr );
- pthread_attr_getstack( &attr, &info->stack_base, &info->stack_size );
- pthread_attr_destroy( &attr );
-#elif defined(HAVE_PTHREAD_ATTR_GET_NP)
- pthread_attr_t attr;
- pthread_attr_init( &attr );
- pthread_attr_get_np( pthread_self(), &attr );
- pthread_attr_getstack( &attr, &info->stack_base, &info->stack_size );
- pthread_attr_destroy( &attr );
-#elif defined(HAVE_PTHREAD_GET_STACKSIZE_NP) && defined(HAVE_PTHREAD_GET_STACKADDR_NP)
- char dummy;
- info->stack_size = pthread_get_stacksize_np(pthread_self());
- info->stack_base = pthread_get_stackaddr_np(pthread_self());
- /* if base is too large assume it's the top of the stack instead */
- if ((char *)info->stack_base > &dummy)
- info->stack_base = (char *)info->stack_base - info->stack_size;
-#else
- /* assume that the stack allocation is page aligned */
- char dummy;
- size_t page_size = getpagesize();
- char *stack_top = (char *)((unsigned long)&dummy & ~(page_size - 1)) + page_size;
- info->stack_base = stack_top - info->stack_size;
-#endif
- }
-}
-
-
-/***********************************************************************
- * create_thread
- */
-static int create_thread( struct wine_pthread_thread_info *info )
-{
- pthread_t id;
- pthread_attr_t attr;
- int ret = 0;
-
- pthread_attr_init( &attr );
- pthread_attr_setstacksize( &attr, info->stack_size );
- pthread_attr_setdetachstate( &attr, PTHREAD_CREATE_DETACHED );
- pthread_attr_setscope( &attr, PTHREAD_SCOPE_SYSTEM ); /* force creating a kernel thread on Solaris */
- interlocked_xchg_add( &nb_threads, 1 );
- if (pthread_create( &id, &attr, (void * (*)(void *))info->entry, info ))
- {
- interlocked_xchg_add( &nb_threads, -1 );
- ret = -1;
- }
- pthread_attr_destroy( &attr );
- return ret;
-}
-
-
-/***********************************************************************
- * init_current_teb
- *
- * Set the current TEB for a new thread.
- */
-static void init_current_teb( struct wine_pthread_thread_info *info )
-{
-#ifdef __i386__
- /* On the i386, the current thread is in the %fs register */
- LDT_ENTRY fs_entry;
-
- wine_ldt_set_base( &fs_entry, info->teb_base );
- wine_ldt_set_limit( &fs_entry, info->teb_size - 1 );
- wine_ldt_set_flags( &fs_entry, WINE_LDT_FLAGS_DATA|WINE_LDT_FLAGS_32BIT );
- wine_ldt_init_fs( info->teb_sel, &fs_entry );
-#elif defined(__x86_64__)
- /* On x86_64, it's in %gs */
-# ifdef __linux__
- arch_prctl(ARCH_SET_GS, info->teb_base);
-# else
-# error Please define setting %gs for your architecture
-# endif
-#else
- if (!init_done) /* first thread */
- pthread_key_create( &teb_key, NULL );
- pthread_setspecific( teb_key, info->teb_base );
-#endif
-
- /* set pid and tid */
- info->pid = getpid();
-#ifdef __sun
- info->tid = pthread_self(); /* this should return the lwp id on solaris */
-#elif defined(__APPLE__)
- info->tid = mach_thread_self();
-#elif defined(__FreeBSD__)
- {
- long lwpid;
- thr_self( &lwpid );
- info->tid = (int) lwpid;
- }
-#else
- info->tid = gettid();
-#endif
-}
-
-
-/***********************************************************************
- * get_current_teb
- */
-static void *get_current_teb(void)
-{
-#ifdef __i386__
- void *ret;
- __asm__( ".byte 0x64\n\tmovl 0x18,%0" : "=r" (ret) );
- return ret;
-#elif defined(__x86_64__)
- void *ret;
- __asm__( ".byte 0x65\n\tmovq 0x30,%0" : "=r" (ret) );
- return ret;
-#else
- return pthread_getspecific( teb_key );
-#endif
-}
-
-
-/***********************************************************************
- * exit_thread
- */
-static void DECLSPEC_NORETURN exit_thread( struct wine_pthread_thread_info *info )
-{
- if (interlocked_xchg_add( &nb_threads, -1 ) <= 1) exit( info->exit_status );
- wine_ldt_free_fs( info->teb_sel );
- if (info->teb_size) munmap( info->teb_base, info->teb_size );
- pthread_exit( (void *)info->exit_status );
-}
-
-
-/***********************************************************************
- * abort_thread
- */
-static void DECLSPEC_NORETURN abort_thread( long status )
-{
- if (interlocked_xchg_add( &nb_threads, -1 ) <= 1) _exit( status );
- pthread_exit( (void *)status );
-}
-
-
-/***********************************************************************
- * pthread_functions
- */
-static const struct wine_pthread_functions pthread_functions =
-{
- init_process,
- init_thread,
- create_thread,
- init_current_teb,
- get_current_teb,
- exit_thread,
- abort_thread,
- pthread_sigmask
-};
-
-void init_pthread_functions(void)
-{
- wine_pthread_set_functions( &pthread_functions, sizeof(pthread_functions) );
-}
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