From 4327cd4ca27040def87ddfa8f179b46a0cae28e8 Mon Sep 17 00:00:00 2001
From: Paul Smith <paul@mad-scientist.net>
Date: Fri, 14 Jan 2022 01:25:42 -0500
Subject: [PATCH] Use standard variables in the Makefile

The standard make variable for C++ compiler flags is CXXFLAGS, and
the standard make variable for extra link libraries is LDFLAGS.
Use these to make integration with larger build systems simpler.
---
 Makefile | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/Makefile b/Makefile
index 066c3a0..f479a0e 100644
--- a/Makefile
+++ b/Makefile
@@ -3,21 +3,21 @@
 
 # files
 PROGRAM   = Crc32Test
-LIBS      = -lrt
+LDLIBS    = -lrt
 HEADERS   = Crc32.h
 OBJECTS   = Crc32.o Crc32Test.o
 
 # flags
-FLAGS     = -O3 -Wall -Wextra -pedantic -s
+CXXFLAGS  = -O3 -Wall -Wextra -pedantic -s
 
 default: $(PROGRAM)
 all: default
 
 $(PROGRAM): $(OBJECTS) Makefile
-	$(CXX) $(OBJECTS) $(FLAGS) $(LIBS) -o $(PROGRAM)
+	$(CXX) $(OBJECTS) $(CXXFLAGS) $(LDLIBS) -o $(PROGRAM)
 
 %.o: %.cpp $(HEADERS) Makefile
-	$(CXX) $(FLAGS) -c $< -o $@
+	$(CXX) $(CXXFLAGS) -c $< -o $@
 
 clean:
 	-rm -f $(OBJECTS) $(PROGRAM)