[Emacs-diffs] Changes to emacs/src/keyboard.c,v

[Jan Djärv]

CVSROOT:        /cvsroot/emacs
Module name:    emacs
Changes by:     Jan Djärv <jhd>        06/08/21 12:54:47

Index: keyboard.c
===================================================================
RCS file: /cvsroot/emacs/emacs/src/keyboard.c,v
retrieving revision 1.871
retrieving revision 1.872
diff -u -b -r1.871 -r1.872
--- keyboard.c  21 Aug 2006 02:07:09 -0000      1.871
+++ keyboard.c  21 Aug 2006 12:54:47 -0000      1.872
@@ -100,7 +100,12 @@
 /* File descriptor to use for input.  */
 extern int input_fd;
 
-/* Nonzero if we are executing from the SIGIO signal handler. */
+/* Nonzero if we are executing from the SIGIO signal handler.
+   The difference between in_sighandler and handling_signal is that
+   in_sighandler is only set when executing in a signal handler.
+   handling_signal may be set even if not executing in a signal handler, for
+   example when reinvoke_input_signal is called from UNBLOCK_INPUT, or
+   when Emacs is compiled with SYNC_INPUT defined.  */
 int in_sighandler;
 
 #ifdef HAVE_WINDOW_SYSTEM