Alexandre Julliard : ntdll: Load libwine dynamically.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 2d91f7def15cb0df65fdb87c19e24a5a6c99839e
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=2d91f7def15cb0df65fdb87c19e24a5a6c99839e

Author: Alexandre Julliard <julliard at winehq.org>
Date:   Thu Sep  3 12:16:52 2020 +0200

ntdll: Load libwine dynamically.

Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/ntdll/Makefile.in         |  2 +-
 dlls/ntdll/unix/env.c          | 15 +++++---------
 dlls/ntdll/unix/loader.c       | 45 ++++++++++++++++++++++++++++++++++++++++--
 dlls/ntdll/unix/unix_private.h |  1 +
 4 files changed, 50 insertions(+), 13 deletions(-)

diff --git a/dlls/ntdll/Makefile.in b/dlls/ntdll/Makefile.in
index bf1755c879..52f63892af 100644
--- a/dlls/ntdll/Makefile.in
+++ b/dlls/ntdll/Makefile.in
@@ -3,7 +3,7 @@ MODULE    = ntdll.dll
 IMPORTLIB = ntdll
 IMPORTS   = winecrt0
 EXTRAINCL = $(UNWIND_CFLAGS)
-EXTRALIBS = -lwine $(IOKIT_LIBS) $(COREFOUNDATION_LIBS) $(CORESERVICES_LIBS) $(RT_LIBS) $(PTHREAD_LIBS) $(UNWIND_LIBS) $(I386_LIBS)
+EXTRALIBS = $(IOKIT_LIBS) $(COREFOUNDATION_LIBS) $(CORESERVICES_LIBS) $(RT_LIBS) $(PTHREAD_LIBS) $(UNWIND_LIBS) $(I386_LIBS)
 EXTRADLLFLAGS = -mno-cygwin -nodefaultlibs -Wl,--image-base,0x7bc00000
 
 C_SRCS = \
diff --git a/dlls/ntdll/unix/env.c b/dlls/ntdll/unix/env.c
index 43920135a0..e1a3d33957 100644
--- a/dlls/ntdll/unix/env.c
+++ b/dlls/ntdll/unix/env.c
@@ -60,18 +60,13 @@
 
 WINE_DEFAULT_DEBUG_CHANNEL(environ);
 
-extern int __wine_main_argc;
-extern char **__wine_main_argv;
-extern char **__wine_main_environ;
-extern WCHAR **__wine_main_wargv;
-
 USHORT *uctable = NULL, *lctable = NULL;
 SIZE_T startup_info_size = 0;
 
 int main_argc = 0;
 char **main_argv = NULL;
 char **main_envp = NULL;
-static WCHAR **main_wargv;
+WCHAR **main_wargv = NULL;
 
 static LCID user_lcid, system_lcid;
 static LANGID user_ui_language, system_ui_language;
@@ -966,10 +961,10 @@ void init_environment( int argc, char *argv[], char *envp[] )
         uctable = case_table + 2;
         lctable = case_table + case_table[1] + 2;
     }
-    __wine_main_argc = main_argc = argc;
-    __wine_main_argv = main_argv = argv;
-    __wine_main_wargv = main_wargv = build_wargv( argv );
-    __wine_main_environ = main_envp = envp;
+    main_argc = argc;
+    main_argv = argv;
+    main_wargv = build_wargv( argv );
+    main_envp = envp;
 }
 
 
diff --git a/dlls/ntdll/unix/loader.c b/dlls/ntdll/unix/loader.c
index 5f8fcd82be..bc5b627cbc 100644
--- a/dlls/ntdll/unix/loader.c
+++ b/dlls/ntdll/unix/loader.c
@@ -87,7 +87,6 @@
 #include "winternl.h"
 #include "unix_private.h"
 #include "wine/list.h"
-#include "wine/library.h"
 #include "wine/debug.h"
 
 WINE_DEFAULT_DEBUG_CHANNEL(module);
@@ -815,6 +814,48 @@ static void load_builtin_callback( void *module, const char *filename )
     callback_module = module;
 }
 
+
+/***********************************************************************
+ *           load_libwine
+ */
+static void load_libwine(void)
+{
+#ifdef __APPLE__
+#define LIBWINE "libwine.1.dylib"
+#elif defined(__ANDROID__)
+#define LIBWINE "libwine.so"
+#else
+#define LIBWINE "libwine.so.1"
+#endif
+    typedef void (*load_dll_callback_t)( void *, const char * );
+    static void (*p_wine_dll_set_callback)( load_dll_callback_t load );
+    static int *p___wine_main_argc;
+    static char ***p___wine_main_argv;
+    static char ***p___wine_main_environ;
+    static WCHAR ***p___wine_main_wargv;
+
+    char *path;
+    void *handle;
+
+    if (build_dir) path = build_path( build_dir, "libs/wine/" LIBWINE );
+    else path = build_path( dll_dir, "../" LIBWINE );
+
+    if (!(handle = dlopen( path, RTLD_NOW )) && !(handle = dlopen( LIBWINE, RTLD_NOW ))) return;
+
+    p_wine_dll_set_callback = dlsym( handle, "wine_dll_set_callback" );
+    p___wine_main_argc      = dlsym( handle, "__wine_main_argc" );
+    p___wine_main_argv      = dlsym( handle, "__wine_main_argv" );
+    p___wine_main_wargv     = dlsym( handle, "__wine_main_wargv" );
+    p___wine_main_environ   = dlsym( handle, "__wine_main_environ" );
+
+    if (p_wine_dll_set_callback) p_wine_dll_set_callback( load_builtin_callback );
+    if (p___wine_main_argc) *p___wine_main_argc = main_argc;
+    if (p___wine_main_argv) *p___wine_main_argv = main_argv;
+    if (p___wine_main_wargv) *p___wine_main_wargv = main_wargv;
+    if (p___wine_main_environ) *p___wine_main_environ = main_envp;
+}
+
+
 /***********************************************************************
  *           dlopen_dll
  */
@@ -1610,7 +1651,7 @@ void __wine_main( int argc, char *argv[], char *envp[] )
     load_ntdll();
 
     init_environment( argc, argv, envp );
-    wine_dll_set_callback( load_builtin_callback );
+    load_libwine();
 
 #ifdef __APPLE__
     apple_main_thread();
diff --git a/dlls/ntdll/unix/unix_private.h b/dlls/ntdll/unix/unix_private.h
index 3185f3a8ac..39edee09a0 100644
--- a/dlls/ntdll/unix/unix_private.h
+++ b/dlls/ntdll/unix/unix_private.h
@@ -129,6 +129,7 @@ extern SIZE_T startup_info_size DECLSPEC_HIDDEN;
 extern int main_argc DECLSPEC_HIDDEN;
 extern char **main_argv DECLSPEC_HIDDEN;
 extern char **main_envp DECLSPEC_HIDDEN;
+extern WCHAR **main_wargv DECLSPEC_HIDDEN;
 extern unsigned int server_cpus DECLSPEC_HIDDEN;
 extern BOOL is_wow64 DECLSPEC_HIDDEN;
 extern HANDLE keyed_event DECLSPEC_HIDDEN;