From 3629452fe0e249af50dea14d75dfcfd56d0abdc6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Kan-Ru=20Chen=20=28=E9=99=B3=E4=BE=83=E5=A6=82=29?=
 <kanru@kanru.info>
Date: Mon, 4 Aug 2014 01:07:37 +0800
Subject: [PATCH] Fix pcre_exec's return type

According to PCRE_EXEC(3) pcre_exec returns int.

The original code uses char but char could be either signed or
unsigned. On armel and sparc this caused segment fault because
the (rc < 0) error checking was optimized out.
---
 src/node.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/node.c b/src/node.c
index cccfba1..79abdc6 100644
--- a/src/node.c
+++ b/src/node.c
@@ -327,7 +327,7 @@ node * r3_tree_matchl(const node * n, const char * path, int path_len, match_ent
         const char *substring_start = NULL;
         int   substring_length = 0;
         int   ov[ n->ov_cnt ];
-        char rc;
+        int   rc;
 
         info("pcre matching %s on %s\n", n->combined_pattern, path);