From a2d0e2d807617a93bfaa7be8dc1f04a1c9fa4ea1 Mon Sep 17 00:00:00 2001
From: noah the goodra <peterpan0413@live.com>
Date: Mon, 30 Jan 2017 22:08:00 -0600
Subject: [PATCH] file_util: Fixed implicit type conversion warning (#2503)

---
 src/common/file_util.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/common/file_util.cpp b/src/common/file_util.cpp
index 1a1f5d9b5..df234c225 100644
--- a/src/common/file_util.cpp
+++ b/src/common/file_util.cpp
@@ -303,7 +303,7 @@ bool Copy(const std::string& srcFilename, const std::string& destFilename) {
     // copy loop
     while (!feof(input)) {
         // read input
-        int rnum = fread(buffer, sizeof(char), BSIZE, input);
+        size_t rnum = fread(buffer, sizeof(char), BSIZE, input);
         if (rnum != BSIZE) {
             if (ferror(input) != 0) {
                 LOG_ERROR(Common_Filesystem, "failed reading from source, %s --> %s: %s",
@@ -313,7 +313,7 @@ bool Copy(const std::string& srcFilename, const std::string& destFilename) {
         }
 
         // write output
-        int wnum = fwrite(buffer, sizeof(char), rnum, output);
+        size_t wnum = fwrite(buffer, sizeof(char), rnum, output);
         if (wnum != rnum) {
             LOG_ERROR(Common_Filesystem, "failed writing to output, %s --> %s: %s",
                       srcFilename.c_str(), destFilename.c_str(), GetLastErrorMsg());