Fix warnings reported by clang

[oweals/minetest.git] / src / settings.h

diff --git a/src/settings.h b/src/settings.h
index 53e8d8ef5c85d43b30fa7c6889bb5b539824f5e2..13c8e1e65e6a7d42b61933629d624560bca05e97 100644 (file)
--- a/src/settings.h
+++ b/src/settings.h
@@ -37,6 +37,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include <map>
 #include <set>
 #include "filesys.h"
+#include <cctype>
 
 enum ValueType
 {
@@ -575,7 +576,7 @@ public:
        u32 getFlagStr(std::string name, FlagDesc *flagdesc, u32 *flagmask)
        {
                std::string val = get(name);
-               return (isdigit(val[0])) ? stoi(val) :
+               return (std::isdigit(val[0])) ? stoi(val) :
                        readFlagString(val, flagdesc, flagmask);
        }