Alexandre Julliard : loader: Get rid of the pthread support routines.
Module: wine Branch: master Commit: 4fda657a0a47ea0521b2d8453ecb4a8a6cbd7a94 URL: http://source.winehq.org/git/wine.git/?a=commit;h=4fda657a0a47ea0521b2d8453e... Author: Alexandre Julliard <julliard(a)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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Alexandre Julliard