From a2a964b24cc9865022b34b52b4de497f99306311 Mon Sep 17 00:00:00 2001
From: Henrik Hautakoski <henrik@eossweden.org>
Date: Fri, 3 Jan 2020 18:03:14 +0100
Subject: [PATCH] src/utils: make strtolower return the string.

---
 src/utils.cpp | 3 ++-
 src/utils.h   | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/utils.cpp b/src/utils.cpp
index 12b4f29..a5abb4d 100644
--- a/src/utils.cpp
+++ b/src/utils.cpp
@@ -39,8 +39,9 @@ std::vector<std::string> strsplit(const std::string& str, const std::string& del
 	return r;
 }
 
-void strtolower(std::string& str) {
+std::string& strtolower(std::string& str) {
 	std::transform(str.begin(), str.end(), str.begin(), [](unsigned char c){ return std::tolower(c); });
+	return str;
 }
 
 std::string& ltrim(std::string& str) {
diff --git a/src/utils.h b/src/utils.h
index 0fc6518..6e53782 100644
--- a/src/utils.h
+++ b/src/utils.h
@@ -29,7 +29,7 @@
 
 std::vector<std::string> strsplit(const std::string& str, const std::string& delim);
 
-void strtolower(std::string& str);
+std::string& strtolower(std::string& str);
 
 std::string& rtrim(std::string& str);
 std::string& ltrim(std::string& str);