From c879fd21bb269f84adcf19ea96dfb4fc980e73df Mon Sep 17 00:00:00 2001
From: Josh Yelon <jyelon@gmail.com>
Date: Tue, 9 May 2023 22:14:29 -0400
Subject: [PATCH] Add a check for vsvars64 in Makefile

---
 luprex/Makefile | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/luprex/Makefile b/luprex/Makefile
index 55809680..8a526791 100644
--- a/luprex/Makefile
+++ b/luprex/Makefile
@@ -170,6 +170,10 @@ endif
 
 ifeq "$(OS)" "visual"
 
+ifeq "" "$(VSINSTALLDIR)"
+	$(error You must use vcvars64.bat to set up the visual studio environment variables)
+endif
+
 OPT=/Od /Zi
 MMD=g++ -Wall -std=c++17 -MMD -E
 CL=CL $(OPT) /std:c++17 /EHsc /nologo /MD /TP /c
@@ -211,7 +215,7 @@ endif
 #######################################################################
 
 clean:
-	rm -f luprex luprex.exe luprexlib.so luprexlib.dll luprexstatic luprexstatic.exe *.pdb obj/core/*.* obj/drv/*.* obj/eris/*.*
+	rm -f luprex luprex.exe luprexlib.so luprexlib.dll luprexstatic luprexstatic.exe *.ilk *.exp *.pdb obj/core/*.* obj/drv/*.* obj/eris/*.*
 
 
 #######################################################################