Simple fix for Ctrl-C not immediately exiting Asterisk, but also add a

pointer inside editline to look back to asterisk.c, so others don't spend
as much time as I did looking (in the wrong place) for the appropriate
function.
Reported by: ZX81, via the #asterisk-users channel
Fixed by: me (license 14)


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@163761 65c4cc65-6c06-0410-ace0-fbb531ad65f3

main/asterisk.c

@@ -1777,6 +1777,8 @@ static int ast_el_read_char(EditLine *el, char *cp)
 		}
 		res = poll(fds, max, -1);
 		if (res < 0) {
+			if (sig_flags.need_quit)
+				break;
 			if (errno == EINTR)
 				continue;
 			ast_log(LOG_ERROR, "poll failed: %s\n", strerror(errno));

main/editline/read.c

@@ -286,6 +286,8 @@ read_getcmd(EditLine *el, el_action_t *cmdnum, char *ch)
 
 /* read_char():
  *	Read a character from the tty.
+ *	XXX This routine is the default, but what you are actually looking for
+ *	is in main/asterisk.c, in ast_el_read_char(). XXX
  */
 private int
 read_char(EditLine *el, char *cp)
@@ -344,6 +346,7 @@ el_getc(EditLine *el, char *cp)
 #ifdef DEBUG_READ
 	(void) fprintf(el->el_errfile, "Reading a character\n");
 #endif /* DEBUG_READ */
+	/* See main/asterisk.c: ast_el_read_char() */
 	num_read = (*el->el_read.read_char)(el, cp);
 #ifdef DEBUG_READ
 	(void) fprintf(el->el_errfile, "Got it %c\n", *cp);