From 2be5a1e3da05caee88bc92f2abec223cc999c1f0 Mon Sep 17 00:00:00 2001
From: Bob Weinand <bobwei9@hotmail.com>
Date: Mon, 25 Nov 2013 20:33:52 +0100
Subject: Enable backwards reading in list command

---
 phpdbg_list.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'phpdbg_list.c')

diff --git a/phpdbg_list.c b/phpdbg_list.c
index 14ca56c1c3..05231bcf97 100644
--- a/phpdbg_list.c
+++ b/phpdbg_list.c
@@ -42,8 +42,9 @@ PHPDBG_LIST(lines) /* {{{ */
 		case NUMERIC_PARAM:
 		case EMPTY_PARAM:
 			phpdbg_list_file(phpdbg_current_file(TSRMLS_C),
-				param->type == EMPTY_PARAM ? 0 : param->num,
-				zend_get_executed_lineno(TSRMLS_C), 0 TSRMLS_CC);
+				param->type == EMPTY_PARAM ? 0 : (param->num < 0 ? 1 - param->num : param->num),
+				(param->type != EMPTY_PARAM && param->num < 0 ? param->num : 0) + zend_get_executed_lineno(TSRMLS_C),
+				0 TSRMLS_CC);
 			break;
 		case FILE_PARAM:
 			phpdbg_list_file(param->file.name, param->file.line, 0, 0 TSRMLS_CC);
-- 
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