system/wine
system/wine
1
0
Fork 0
mirror of git://source.winehq.org/git/wine.git synced 2024-10-06 15:55:03 +00:00
Code Issues Packages Projects Releases Wiki Activity

Protect against an interrupt-pending signal recursion.

Browse source
This commit is contained in:
Ove Kaaven 2001-10-28 21:16:22 +00:00 committed by Alexandre Julliard
parent d359812d6b
commit bf1e9682f4
1 changed files with 3 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

5
dlls/ntdll/signal_i386.c
View file

@ -787,6 +787,7 @@ static void set_vm86_pend( CONTEXT *context )
{
EXCEPTION_RECORD rec;
TEB *teb = NtCurrentTeb();
struct vm86plus_struct *vm86 = (struct vm86plus_struct*)(teb->vm86_ptr);
rec.ExceptionCode = EXCEPTION_VM86_STI;
rec.ExceptionFlags = EXCEPTION_CONTINUABLE;
@ -802,6 +803,7 @@ static void set_vm86_pend( CONTEXT *context )
/* seems so, also set flag in signal context */
if (context->EFlags & VIP_MASK) return;
context->EFlags |= VIP_MASK;
vm86->regs.eflags |= VIP_MASK; /* no exception recursion */
if (context->EFlags & VIF_MASK) {
/* VIF is set, throw exception */
teb->vm86_pending = 0;
@ -809,10 +811,9 @@ static void set_vm86_pend( CONTEXT *context )
EXC_RtlRaiseException( &rec, context );
}
}
else if (teb->vm86_ptr)
else if (vm86)
{
/* not in VM86, but possibly setting up for it */
struct vm86plus_struct *vm86 = (struct vm86plus_struct*)(teb->vm86_ptr);
if (vm86->regs.eflags & VIP_MASK) return;
vm86->regs.eflags |= VIP_MASK;
if (vm86->regs.eflags & VIF_MASK) {