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except_handler3: Set correct %ebp when calling exception filter.

This commit is contained in:
Alexandre Julliard 2002-10-02 18:34:58 +00:00
parent ceb25b5b34
commit 0ac49a9994
1 changed files with 9 additions and 1 deletions
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10
dlls/msvcrt/except.c
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@ -70,6 +70,14 @@ inline static void call_finally_block( void *code_block, void *base_ptr )
__asm__ __volatile__ ("movl %1,%%ebp; call *%%eax" \
: : "a" (code_block), "g" (base_ptr));
}
static DWORD call_filter( void *func, void *arg, void *ebp )
{
DWORD ret;
__asm__ __volatile__ ("pushl %%ebp; pushl %3; movl %2,%%ebp; call *%%eax; popl %%ebp; popl %%ebp"
: "=a" (ret) : "0" (func), "g" (ebp), "g" (arg) );
return ret;
}
#endif
static DWORD MSVCRT_nested_handler(PEXCEPTION_RECORD rec,
@ -206,7 +214,7 @@ int _except_handler3(PEXCEPTION_RECORD rec,
{
TRACE("filter = %p\n", pScopeTable[trylevel].lpfnFilter);
retval = pScopeTable[trylevel].lpfnFilter(&exceptPtrs);
retval = call_filter( pScopeTable[trylevel].lpfnFilter, &exceptPtrs, &frame->_ebp );
TRACE("filter returned %s\n", retval == EXCEPTION_CONTINUE_EXECUTION ?
"CONTINUE_EXECUTION" : retval == EXCEPTION_EXECUTE_HANDLER ?