From fc8bdd6c8ad23868dc3722104eb710f01da03ef9 Mon Sep 17 00:00:00 2001
From: Sebastiano Tronto <sebastiano@tronto.net>
Date: Sat, 4 Nov 2023 21:57:21 +0100
Subject: Revert "Makefile changes"

This reverts commit 93260168ed02de2eebd456e345c25f9066bb3a2c.
---
 Makefile     |  9 ++-------
 README.md    | 14 ++------------
 configure.sh | 18 ++++++++++++++++++
 3 files changed, 22 insertions(+), 19 deletions(-)
 create mode 100755 configure.sh

diff --git a/Makefile b/Makefile
index b2e6da6..082b740 100644
--- a/Makefile
+++ b/Makefile
@@ -1,16 +1,11 @@
-# Set TYPE="AVX2" manually for advanced vector instructions
-CUBETYPE = CUBE_${TYPE}
+include config.mk
 
-CFLAGS = -std=c99 -pthread -pedantic -Wall -Wextra -Wno-unused-parameter -O3 -mavx2
-DBGFLAGS = -DDEBUG -std=c99 -pthread -pedantic -Wall -Wextra -Wno-unused-parameter -Wno-unused-function -g3 -fsanitize=address -fsanitize=undefined -mavx2
-
-CC = cc
 all: cube.o debugcube.o
 
 cube.o: clean
 	${CC} -D${CUBETYPE} ${CFLAGS} -c -o cube.o src/cube.c
 
-debugcube.o: clean
+debugcube.o:
 	${CC} -D${CUBETYPE} ${DBGFLAGS} -c -o debugcube.o src/cube.c
 
 clean:
diff --git a/README.md b/README.md
index aab3e61..b95977e 100644
--- a/README.md
+++ b/README.md
@@ -4,23 +4,13 @@ Work in progress. There is some documentation at the bottom of this page,
 but do not believe it. Everything is in a state of flux and can change
 without notice.
 
-## Building and running tests
-
-Tests:
+## Running tests
 
 ```
+$ ./configure.sh # Run 'TYPE=AVX2 ./configure.sh' to use AVX2 instead
 $ make test
 ```
 
-Benchmarks:
-
-```
-$ make benchmark
-```
-
-Prefix each make instruction with `TYPE=AVX2` to try the AVX2 version
-(e.g. `TYPE=AVX2 make benchmark`).
-
 ## TODO:
 
 ### Cleanup / refactor
diff --git a/configure.sh b/configure.sh
new file mode 100755
index 0000000..17673fc
--- /dev/null
+++ b/configure.sh
@@ -0,0 +1,18 @@
+#!/bin/sh
+
+CFLAGS="-std=c99 -pthread -pedantic -Wall -Wextra -Wno-unused-parameter -O3"
+DBGFLAGS="-DDEBUG -std=c99 -pthread -pedantic -Wall -Wextra -Wno-unused-parameter -Wno-unused-function -g3 -fsanitize=address -fsanitize=undefined"
+
+if [ "$TYPE" = "AVX2" ]; then
+	CFLAGS="$CFLAGS -mavx2"
+	DBGFLAGS="$DBGFLAGS -mavx2"
+fi
+
+{
+echo "CUBETYPE = CUBE_$TYPE";
+echo "";
+echo "CFLAGS = $CFLAGS";
+echo "DBGFLAGS = $DBGFLAGS";
+echo "";
+echo "CC = cc"
+} > config.mk
-- 
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