loader: No longer depend on libwine.
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alexandre Julliard
parent
20f6f61212
commit
4826900a30
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@ -22,11 +22,11 @@ main_EXTRADEFS = -DDLLDIR=\"${dlldir}\" -DBIN_TO_DLLDIR=\"`$(MAKEDEP) -R ${bindi
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wine_OBJS = main.o
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wine_DEPS = $(WINELOADER_DEPENDS)
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wine_LDFLAGS = $(WINELOADER_LDFLAGS) $(LDEXECFLAGS) -lwine $(PTHREAD_LIBS)
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wine_LDFLAGS = $(WINELOADER_LDFLAGS) $(LDEXECFLAGS) $(PTHREAD_LIBS)
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wine64_OBJS = main.o
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wine64_DEPS = $(WINELOADER_DEPENDS)
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wine64_LDFLAGS = $(WINELOADER_LDFLAGS) $(LDEXECFLAGS) -lwine $(PTHREAD_LIBS)
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wine64_LDFLAGS = $(WINELOADER_LDFLAGS) $(LDEXECFLAGS) $(PTHREAD_LIBS)
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wine_preloader_OBJS = preloader.o preloader_mac.o
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wine_preloader_DEPS = $(WINELOADER_DEPENDS)
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159
loader/main.c
159
loader/main.c
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@ -21,147 +21,17 @@
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#include "config.h"
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#include "wine/port.h"
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#include <errno.h>
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#include <pthread.h>
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#include <stdio.h>
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#include <stdlib.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_SYS_RESOURCE_H
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# include <sys/resource.h>
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#endif
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#ifdef HAVE_SYS_SYSCALL_H
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# include <sys/syscall.h>
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#endif
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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 "wine/library.h"
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#include "main.h"
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extern char **environ;
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extern const char *wine_get_build_id(void);
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/* the preloader will set this variable */
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const struct wine_preload_info *wine_main_preload_info = NULL;
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/***********************************************************************
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* check_command_line
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*
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* Check if command line is one that needs to be handled specially.
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*/
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static void check_command_line( int argc, char *argv[] )
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{
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static const char usage[] =
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"Usage: wine PROGRAM [ARGUMENTS...] Run the specified program\n"
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" wine --help Display this help and exit\n"
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" wine --version Output version information and exit";
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if (argc <= 1)
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{
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fprintf( stderr, "%s\n", usage );
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exit(1);
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}
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if (!strcmp( argv[1], "--help" ))
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{
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printf( "%s\n", usage );
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exit(0);
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}
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if (!strcmp( argv[1], "--version" ))
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{
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printf( "%s\n", wine_get_build_id() );
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exit(0);
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}
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}
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#ifdef __ANDROID__
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static int pre_exec(void)
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{
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#if defined(__i386__) || defined(__x86_64__)
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return 1; /* we have a preloader */
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#else
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return 0; /* no exec needed */
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#endif
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}
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#elif defined(__linux__) && (defined(__i386__) || defined(__arm__))
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static void check_vmsplit( void *stack )
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{
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if (stack < (void *)0x80000000)
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{
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/* if the stack is below 0x80000000, assume we can safely try a munmap there */
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if (munmap( (void *)0x80000000, 1 ) == -1 && errno == EINVAL)
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fprintf( stderr,
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"Warning: memory above 0x80000000 doesn't seem to be accessible.\n"
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"Wine requires a 3G/1G user/kernel memory split to work properly.\n" );
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}
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}
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static void set_max_limit( int limit )
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{
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struct rlimit rlimit;
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if (!getrlimit( limit, &rlimit ))
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{
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rlimit.rlim_cur = rlimit.rlim_max;
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setrlimit( limit, &rlimit );
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}
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}
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static int pre_exec(void)
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{
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int temp;
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check_vmsplit( &temp );
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set_max_limit( RLIMIT_AS );
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#ifdef __i386__
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return 1; /* we have a preloader on x86 */
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#else
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return 0;
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#endif
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}
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#elif defined(__linux__) && (defined(__x86_64__) || defined(__aarch64__))
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static int pre_exec(void)
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{
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return 1; /* we have a preloader on x86-64/arm64 */
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}
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#elif defined(__APPLE__) && (defined(__i386__) || defined(__x86_64__))
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static int pre_exec(void)
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{
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return 1; /* we have a preloader */
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}
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#elif (defined(__FreeBSD__) || defined (__FreeBSD_kernel__) || defined(__DragonFly__))
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static int pre_exec(void)
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{
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struct rlimit rl;
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rl.rlim_cur = 0x02000000;
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rl.rlim_max = 0x02000000;
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setrlimit( RLIMIT_DATA, &rl );
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return 1;
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}
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#else
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static int pre_exec(void)
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{
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return 0; /* no exec needed */
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}
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#endif
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/* canonicalize path and return its directory name */
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static char *realpath_dirname( const char *name )
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{
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@ -279,8 +149,6 @@ static void *load_ntdll( char *argv0 )
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*/
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int main( int argc, char *argv[] )
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{
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char error[1024];
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int i;
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void *handle;
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if ((handle = load_ntdll( argv[0] )))
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@ -291,28 +159,7 @@ int main( int argc, char *argv[] )
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exit(1);
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}
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if (!getenv( "WINELOADERNOEXEC" )) /* first time around */
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{
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static char noexec[] = "WINELOADERNOEXEC=1";
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putenv( noexec );
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check_command_line( argc, argv );
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if (pre_exec())
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{
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wine_init_argv0_path( argv[0] );
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wine_exec_wine_binary( NULL, argv, getenv( "WINELOADER" ));
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fprintf( stderr, "wine: could not exec the wine loader\n" );
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exit(1);
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}
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}
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if (wine_main_preload_info)
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{
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for (i = 0; wine_main_preload_info[i].size; i++)
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wine_mmap_add_reserved_area( wine_main_preload_info[i].addr, wine_main_preload_info[i].size );
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}
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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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fprintf( stderr, "wine: could not load ntdll.so: %s\n", dlerror() );
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pthread_detach( pthread_self() ); /* force importing libpthread for OpenGL */
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exit(1);
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}
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