From: krakjoe <joe.watkins@live.co.uk>
Date: Fri, 15 Nov 2013 20:52:48 +0000 (+0000)
Subject: fix segfault on some implementations of atoi
X-Git-Tag: php-5.6.0alpha1~110^2~295
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=7a56e9bc84edc4cee86f8ee92d7623bc540e3386;p=php

fix segfault on some implementations of atoi
---

diff --git a/phpdbg_prompt.c b/phpdbg_prompt.c
index 38b581e1f9..aef50d851e 100644
--- a/phpdbg_prompt.c
+++ b/phpdbg_prompt.c
@@ -257,7 +257,7 @@ static PHPDBG_COMMAND(compile) /* {{{ */
 
 static PHPDBG_COMMAND(step) /* {{{ */
 {
-	if (atoi(expr)) {
+	if (expr && atoi(expr)) {
 	    PHPDBG_G(flags) |= PHPDBG_IS_STEPPING;
 	} else {
 	    PHPDBG_G(flags) &= ~PHPDBG_IS_STEPPING;
@@ -636,7 +636,7 @@ static PHPDBG_COMMAND(help) /* {{{ */
 } /* }}} */
 
 static PHPDBG_COMMAND(quiet) { /* {{{ */
-    if (atoi(expr)) {
+    if (expr && atoi(expr)) {
         PHPDBG_G(flags) |= PHPDBG_IS_QUIET;
     } else {
         PHPDBG_G(flags) &= ~PHPDBG_IS_QUIET;