From d2547672f314d70470a2370ee8ff391a5c0b93d0 Mon Sep 17 00:00:00 2001
From: ptitSeb <sebastien.chev@gmail.com>
Date: Wed, 24 May 2023 21:03:10 +0200
Subject: Added partial support for TF flags (should help with eroneous
 debugger detection under wine)

---
 src/libtools/signals.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/libtools')

diff --git a/src/libtools/signals.c b/src/libtools/signals.c
index f3da73a9..3ddb52f4 100755
--- a/src/libtools/signals.c
+++ b/src/libtools/signals.c
@@ -324,6 +324,8 @@ uint64_t RunFunctionHandler(int* exit, int dynarec, x64_ucontext_t* sigcontext,
     int oldquitonlongjmp = emu->quitonlongjmp;
     emu->quitonlongjmp = 2;
     
+    emu->eflags.x64 &= ~(1<<F_TF); // this one needs to cleared
+
     if(dynarec)
         DynaCall(emu, fnc);
     else
@@ -727,6 +729,8 @@ void my_sigactionhandler_oldcode(int32_t sig, int simple, siginfo_t* info, void
         sigcontext->uc_mcontext.gregs[X64_TRAPNO] = 19;
     else if(sig==SIGILL)
         sigcontext->uc_mcontext.gregs[X64_TRAPNO] = 6;
+    else if(sig==SIGTRAP)
+        sigcontext->uc_mcontext.gregs[X64_TRAPNO] = info->si_code;
     //TODO: SIGABRT generate what?
     // call the signal handler
     x64_ucontext_t sigcontext_copy = *sigcontext;
-- 
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