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ntdll: Add a wrapper to call the thread entry point for broken apps.

This commit is contained in:
Alexandre Julliard 2007-03-14 12:28:38 +01:00
parent 8f097d8c9d
commit 7744443feb
1 changed files with 22 additions and 3 deletions
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25
dlls/ntdll/thread.c
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@ -349,6 +349,26 @@ static PUNHANDLED_EXCEPTION_FILTER get_unhandled_exception_filter(void)
return unhandled_exception_filter; return unhandled_exception_filter;
} }
#ifdef __i386__
/* wrapper for apps that don't declare the thread function correctly */
extern DWORD call_thread_entry_point( PRTL_THREAD_START_ROUTINE entry, void *arg );
__ASM_GLOBAL_FUNC(call_thread_entry_point,
"pushl %ebp\n\t"
"movl %esp,%ebp\n\t"
"subl $4,%esp\n\t"
"pushl 12(%ebp)\n\t"
"movl 8(%ebp),%eax\n\t"
"call *%eax\n\t"
"leave\n\t"
"ret" );
#else
static inline DWORD call_thread_entry_point( PRTL_THREAD_START_ROUTINE entry, void *arg )
{
LPTHREAD_START_ROUTINE func = (LPTHREAD_START_ROUTINE)rtl_func;
return func( arg );
}
#endif
/*********************************************************************** /***********************************************************************
* call_thread_func * call_thread_func
* *
@ -356,16 +376,15 @@ static PUNHANDLED_EXCEPTION_FILTER get_unhandled_exception_filter(void)
*/ */
static void DECLSPEC_NORETURN call_thread_func( PRTL_THREAD_START_ROUTINE rtl_func, void *arg ) static void DECLSPEC_NORETURN call_thread_func( PRTL_THREAD_START_ROUTINE rtl_func, void *arg )
{ {
LPTHREAD_START_ROUTINE func = (LPTHREAD_START_ROUTINE)rtl_func;
DWORD exit_code; DWORD exit_code;
BOOL last; BOOL last;
MODULE_DllThreadAttach( NULL ); MODULE_DllThreadAttach( NULL );
if (TRACE_ON(relay)) if (TRACE_ON(relay))
DPRINTF( "%04x:Starting thread proc %p (arg=%p)\n", GetCurrentThreadId(), func, arg ); DPRINTF( "%04x:Starting thread proc %p (arg=%p)\n", GetCurrentThreadId(), rtl_func, arg );
exit_code = func( arg ); exit_code = call_thread_entry_point( rtl_func, arg );
/* send the exit code to the server */ /* send the exit code to the server */
SERVER_START_REQ( terminate_thread ) SERVER_START_REQ( terminate_thread )