From: cuz <cuz@b7a2c559-68d2-44c3-8de9-860c34a00d81>
Date: Fri, 14 Mar 2003 00:08:35 +0000 (+0000)
Subject: Reset signal handler to SIG_DFL on a call to raise()
X-Git-Tag: V2.12.0~1674
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=722581ecee47807c2d5d6e3b73f417e22fc4a197;p=cc65

Reset signal handler to SIG_DFL on a call to raise()


git-svn-id: svn://svn.cc65.org/cc65/trunk@2018 b7a2c559-68d2-44c3-8de9-860c34a00d81
---

diff --git a/libsrc/common/raise.s b/libsrc/common/raise.s
index 753def8a8..db96cdcd0 100644
--- a/libsrc/common/raise.s
+++ b/libsrc/common/raise.s
@@ -28,6 +28,15 @@ _raise:
         sta     jmpvec+1
         lda     sigtable+1,x
         sta     jmpvec+2
+                            
+; Reset the signal handler to SIG_DFL (I don't like this because it may
+; introduce race conditions, but it's the simplest way to satisfy the 
+; standard).
+
+        lda     #<__sig_dfl
+        sta     sigtable,x
+        lda     #>__sig_dfl
+        sta     sigtable+1,x
 
 ; Restore the signal number and call the function
 
@@ -42,3 +51,4 @@ _raise:
 invalidsig:
         rts
 
+