loader: Get rid of the pthread support routines.
This commit is contained in:
Alexandre Julliard
parent
0dc951694b
commit
4fda657a0a
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@ -6,10 +6,7 @@ MODULE = wine
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C_SRCS = \
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main.c \
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preloader.c \
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pthread.c
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MAIN_OBJS = pthread.o main.o
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preloader.c
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EXTRA_BINARIES = @EXTRA_BINARIES@
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@ -39,11 +36,11 @@ LDEXECFLAGS = @LDEXECFLAGS@
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wine-preloader: preloader.o Makefile.in
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$(CC) -o $@ -static -nostartfiles -nodefaultlibs -Wl,-Ttext=0x7c000000 preloader.o $(LIBPORT) $(LDFLAGS)
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wine: $(MAIN_OBJS) Makefile.in
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$(CC) -o $@ $(LDEXECFLAGS) $(MAIN_OBJS) $(LIBWINE) $(LIBPORT) $(LIBPTHREAD) $(EXTRALIBS) $(LDFLAGS) $(LDRPATH_LOCAL)
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wine: main.o Makefile.in
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$(CC) -o $@ $(LDEXECFLAGS) main.o $(LIBWINE) $(LIBPORT) $(LIBPTHREAD) $(EXTRALIBS) $(LDFLAGS) $(LDRPATH_LOCAL)
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wine-installed: $(MAIN_OBJS) Makefile.in
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$(CC) -o $@ $(LDEXECFLAGS) $(MAIN_OBJS) $(LIBWINE) $(LIBPORT) $(LIBPTHREAD) $(EXTRALIBS) $(LDFLAGS) $(LDRPATH_INSTALL)
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wine-installed: main.o Makefile.in
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$(CC) -o $@ $(LDEXECFLAGS) main.o $(LIBWINE) $(LIBPORT) $(LIBPTHREAD) $(EXTRALIBS) $(LDFLAGS) $(LDRPATH_INSTALL)
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$(EXTRA_BINARIES:%=__install__%): $(EXTRA_BINARIES) $(DESTDIR)$(bindir) dummy
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f=`expr $@ : '__install__\(.*\)'` && $(INSTALL_PROGRAM) $$f $(DESTDIR)$(bindir)/$$f
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@ -215,7 +215,6 @@ int main( int argc, char *argv[] )
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reserve_area( wine_main_preload_info[i].addr, wine_main_preload_info[i].size );
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}
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init_pthread_functions();
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wine_init( argc, argv, error, sizeof(error) );
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fprintf( stderr, "wine: failed to initialize: %s\n", error );
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exit(1);
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@ -28,10 +28,4 @@ struct wine_preload_info
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size_t size;
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};
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#if defined(__GNUC__) && ((__GNUC__ > 3) || ((__GNUC__ == 3) && (__GNUC_MINOR__ >= 3)))
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extern void init_pthread_functions(void) __attribute__((visibility ("hidden")));
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#else
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extern void init_pthread_functions(void);
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#endif
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#endif /* __WINE_LOADER_MAIN_H */
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241
loader/pthread.c
241
loader/pthread.c
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@ -1,241 +0,0 @@
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/*
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* Wine threading routines using the pthread library
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*
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* Copyright 2003 Alexandre Julliard
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "config.h"
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#include "wine/port.h"
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#include <assert.h>
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#include <stdlib.h>
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#include <signal.h>
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#ifdef HAVE_UNISTD_H
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# include <unistd.h>
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#endif
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#include <string.h>
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#include <sys/types.h>
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#ifdef HAVE_SYS_MMAN_H
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#include <sys/mman.h>
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#endif
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#ifdef HAVE_MACH_MACH_H
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#include <mach/mach.h>
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#endif
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#ifdef HAVE_SYS_THR_H
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#include <sys/ucontext.h>
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#include <sys/thr.h>
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#endif
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#include <pthread.h>
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#ifdef HAVE_PTHREAD_NP_H
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#include <pthread_np.h>
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#endif
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#include "wine/library.h"
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#include "wine/pthread.h"
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static int init_done;
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static int nb_threads = 1;
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#if !defined(__i386__) && !defined(__x86_64__)
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static pthread_key_t teb_key;
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#endif
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#if defined(__x86_64__) && defined(__linux__)
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#include <asm/prctl.h>
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extern int arch_prctl(int func, void *ptr);
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#endif
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/***********************************************************************
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* init_process
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*
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* Initialization for a newly created process.
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*/
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static void init_process( const struct wine_pthread_callbacks *callbacks, size_t size )
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{
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init_done = 1;
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}
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/***********************************************************************
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* init_thread
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*
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* Initialization for a newly created thread.
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*/
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static void init_thread( struct wine_pthread_thread_info *info )
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{
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/* retrieve the stack info (except for main thread) */
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if (init_done)
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{
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#ifdef HAVE_PTHREAD_GETATTR_NP
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pthread_attr_t attr;
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pthread_getattr_np( pthread_self(), &attr );
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pthread_attr_getstack( &attr, &info->stack_base, &info->stack_size );
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pthread_attr_destroy( &attr );
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#elif defined(HAVE_PTHREAD_ATTR_GET_NP)
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pthread_attr_t attr;
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pthread_attr_init( &attr );
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pthread_attr_get_np( pthread_self(), &attr );
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pthread_attr_getstack( &attr, &info->stack_base, &info->stack_size );
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pthread_attr_destroy( &attr );
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#elif defined(HAVE_PTHREAD_GET_STACKSIZE_NP) && defined(HAVE_PTHREAD_GET_STACKADDR_NP)
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char dummy;
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info->stack_size = pthread_get_stacksize_np(pthread_self());
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info->stack_base = pthread_get_stackaddr_np(pthread_self());
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/* if base is too large assume it's the top of the stack instead */
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if ((char *)info->stack_base > &dummy)
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info->stack_base = (char *)info->stack_base - info->stack_size;
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#else
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/* assume that the stack allocation is page aligned */
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char dummy;
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size_t page_size = getpagesize();
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char *stack_top = (char *)((unsigned long)&dummy & ~(page_size - 1)) + page_size;
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info->stack_base = stack_top - info->stack_size;
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#endif
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}
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}
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/***********************************************************************
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* create_thread
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*/
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static int create_thread( struct wine_pthread_thread_info *info )
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{
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pthread_t id;
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pthread_attr_t attr;
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int ret = 0;
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pthread_attr_init( &attr );
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pthread_attr_setstacksize( &attr, info->stack_size );
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pthread_attr_setdetachstate( &attr, PTHREAD_CREATE_DETACHED );
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pthread_attr_setscope( &attr, PTHREAD_SCOPE_SYSTEM ); /* force creating a kernel thread on Solaris */
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interlocked_xchg_add( &nb_threads, 1 );
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if (pthread_create( &id, &attr, (void * (*)(void *))info->entry, info ))
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{
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interlocked_xchg_add( &nb_threads, -1 );
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ret = -1;
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}
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pthread_attr_destroy( &attr );
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return ret;
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}
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/***********************************************************************
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* init_current_teb
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*
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* Set the current TEB for a new thread.
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*/
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static void init_current_teb( struct wine_pthread_thread_info *info )
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{
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#ifdef __i386__
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/* On the i386, the current thread is in the %fs register */
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LDT_ENTRY fs_entry;
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wine_ldt_set_base( &fs_entry, info->teb_base );
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wine_ldt_set_limit( &fs_entry, info->teb_size - 1 );
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wine_ldt_set_flags( &fs_entry, WINE_LDT_FLAGS_DATA|WINE_LDT_FLAGS_32BIT );
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wine_ldt_init_fs( info->teb_sel, &fs_entry );
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#elif defined(__x86_64__)
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/* On x86_64, it's in %gs */
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# ifdef __linux__
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arch_prctl(ARCH_SET_GS, info->teb_base);
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# else
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# error Please define setting %gs for your architecture
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# endif
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#else
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if (!init_done) /* first thread */
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pthread_key_create( &teb_key, NULL );
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pthread_setspecific( teb_key, info->teb_base );
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#endif
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/* set pid and tid */
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info->pid = getpid();
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#ifdef __sun
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info->tid = pthread_self(); /* this should return the lwp id on solaris */
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#elif defined(__APPLE__)
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info->tid = mach_thread_self();
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#elif defined(__FreeBSD__)
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{
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long lwpid;
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thr_self( &lwpid );
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info->tid = (int) lwpid;
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}
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#else
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info->tid = gettid();
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#endif
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}
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/***********************************************************************
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* get_current_teb
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*/
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static void *get_current_teb(void)
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{
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#ifdef __i386__
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void *ret;
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__asm__( ".byte 0x64\n\tmovl 0x18,%0" : "=r" (ret) );
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return ret;
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#elif defined(__x86_64__)
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void *ret;
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__asm__( ".byte 0x65\n\tmovq 0x30,%0" : "=r" (ret) );
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return ret;
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#else
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return pthread_getspecific( teb_key );
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#endif
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}
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/***********************************************************************
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* exit_thread
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*/
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static void DECLSPEC_NORETURN exit_thread( struct wine_pthread_thread_info *info )
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{
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if (interlocked_xchg_add( &nb_threads, -1 ) <= 1) exit( info->exit_status );
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wine_ldt_free_fs( info->teb_sel );
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if (info->teb_size) munmap( info->teb_base, info->teb_size );
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pthread_exit( (void *)info->exit_status );
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}
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/***********************************************************************
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* abort_thread
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*/
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static void DECLSPEC_NORETURN abort_thread( long status )
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{
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if (interlocked_xchg_add( &nb_threads, -1 ) <= 1) _exit( status );
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pthread_exit( (void *)status );
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}
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/***********************************************************************
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* pthread_functions
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*/
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static const struct wine_pthread_functions pthread_functions =
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{
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init_process,
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init_thread,
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create_thread,
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init_current_teb,
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get_current_teb,
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exit_thread,
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abort_thread,
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pthread_sigmask
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};
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void init_pthread_functions(void)
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{
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wine_pthread_set_functions( &pthread_functions, sizeof(pthread_functions) );
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}
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