From: Rémi Bernon rbernon@codeweavers.com
So that we can safely call pthread_exit from the unix main thread, and wait for all other threads to exit. The last win32 thread will actually terminate the process directly by calling _exit.
Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=52213 Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=54346 --- dlls/ntdll/unix/loader.c | 24 ++++++++++++++++++++---- 1 file changed, 20 insertions(+), 4 deletions(-)
diff --git a/dlls/ntdll/unix/loader.c b/dlls/ntdll/unix/loader.c index 65934acfc36..60953c03177 100644 --- a/dlls/ntdll/unix/loader.c +++ b/dlls/ntdll/unix/loader.c @@ -2071,14 +2071,13 @@ const unixlib_entry_t __wine_unix_call_wow64_funcs[] =
#endif /* _WIN64 */
-/*********************************************************************** - * start_main_thread - */ -static void start_main_thread(void) +static void *pthread_main_wrapper( void *arg ) { SYSTEM_SERVICE_TABLE syscall_table = { (ULONG_PTR *)syscalls, NULL, ARRAY_SIZE(syscalls), syscall_args }; TEB *teb = virtual_alloc_first_teb(); + sigset_t *blocked_signals = arg;
+ pthread_sigmask( SIG_UNBLOCK, blocked_signals, NULL ); signal_init_threading(); signal_alloc_thread( teb ); dbg_init(); @@ -2101,6 +2100,23 @@ static void start_main_thread(void) ntdll_init_syscalls( 0, &syscall_table, p__wine_syscall_dispatcher ); *p__wine_unix_call_dispatcher = __wine_unix_call_dispatcher; server_init_process_done(); + return 0; +} + +/*********************************************************************** + * start_main_thread + */ +static void start_main_thread(void) +{ + static sigset_t blocked_signals; + pthread_t thread; + + /* block all signals for this thread, it cannot handle them */ + sigfillset( &blocked_signals ); + pthread_sigmask( SIG_BLOCK, &blocked_signals, NULL ); + pthread_create( &thread, NULL, pthread_main_wrapper, &blocked_signals ); + pthread_detach( thread ); + pthread_exit( NULL ); }
#ifdef __ANDROID__