From bf71a029a5a665d3b7c7e4b07fa9906af9a62c8b Mon Sep 17 00:00:00 2001
From: David Anderson <davea@ssl.berkeley.edu>
Date: Fri, 26 Aug 2016 19:23:42 -0700
Subject: [PATCH] lib: fix Win compile warning

---
 lib/str_util.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/str_util.cpp b/lib/str_util.cpp
index f4e0589c4f..d652bc4795 100644
--- a/lib/str_util.cpp
+++ b/lib/str_util.cpp
@@ -772,7 +772,7 @@ vector<string> split(string s, char delim) {
 // - can't have ..
 //
 bool is_valid_filename(const char* name) {
-    int n = strlen(name);
+    size_t n = strlen(name);
     for (int i=0; i<n; i++) {
         if (iscntrl(name[i])) {
             return false;