From b8b616e282aa4158fe28ca570a8602c06f7cb792 Mon Sep 17 00:00:00 2001
From: Misa <infoteddyatgitgud@cock.li>
Date: Thu, 6 Aug 2020 21:16:48 -0700
Subject: [PATCH] Replace std::is[x]digit() with non-STL versions

std::isdigit() can be replaced with SDL_isdigit(), but there's no
equivalent for std::isxdigit() in the SDL standard library. So we'll
just use libc isxdigit() instead, it's fine.
---
 desktop_version/src/UtilityClass.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/desktop_version/src/UtilityClass.cpp b/desktop_version/src/UtilityClass.cpp
index f784dfc1..9ff685f6 100644
--- a/desktop_version/src/UtilityClass.cpp
+++ b/desktop_version/src/UtilityClass.cpp
@@ -211,14 +211,14 @@ bool is_positive_num(const std::string& str, bool hex)
 	{
 		if (hex)
 		{
-			if (!std::isxdigit(static_cast<unsigned char>(str[i])))
+			if (!isxdigit(static_cast<unsigned char>(str[i])))
 			{
 				return false;
 			}
 		}
 		else
 		{
-			if (!std::isdigit(static_cast<unsigned char>(str[i])))
+			if (!SDL_isdigit(static_cast<unsigned char>(str[i])))
 			{
 				return false;
 			}