From: YAMAMOTO Mitsuharu <mituharu@math.s.chiba-u.ac.jp>
Date: Fri, 26 Jan 2007 08:36:18 +0000 (+0000)
Subject: (interrupt_input_blocked): Declare volatile.
X-Git-Tag: archive/raspbian/1%29.2+1-2+rpi1~1^2~2669
X-Git-Url: https://dgit.raspbian.org/%22http:/www.example.com/cgi/%22https:/www.github.com/%22bookmarks:///%22http:/www.example.com/cgi/%22https:/www.github.com/%22bookmarks:/?a=commitdiff_plain;h=a71dc4d280c539b73757aea6c4c2397312efe514;p=emacs.git

(interrupt_input_blocked): Declare volatile.
---

diff --git a/src/blockinput.h b/src/blockinput.h
index fcaa64723bc..468f0e0c762 100644
--- a/src/blockinput.h
+++ b/src/blockinput.h
@@ -49,7 +49,7 @@ Boston, MA 02110-1301, USA.  */
    interrupt_input_pending to a non-zero value.  If that flag is set
    when input becomes unblocked, UNBLOCK_INPUT will send a new SIGIO.  */
 
-extern int interrupt_input_blocked;
+extern volatile int interrupt_input_blocked;
 
 /* Nonzero means an input interrupt has arrived
    during the current critical section.  */
diff --git a/src/keyboard.c b/src/keyboard.c
index ca1c1d5168f..48cf2673a90 100644
--- a/src/keyboard.c
+++ b/src/keyboard.c
@@ -90,7 +90,7 @@ extern int errno;
 /* Variables for blockinput.h: */
 
 /* Non-zero if interrupt input is blocked right now.  */
-int interrupt_input_blocked;
+volatile int interrupt_input_blocked;
 
 /* Nonzero means an input interrupt has arrived
    during the current critical section.  */