From 8b4a0f86cf6bfffc2cb88f8a1605c90fb73c60e9 Mon Sep 17 00:00:00 2001
From: Jeremy Baxter <jeremy@baxters.nz>
Date: Tue, 18 Jul 2023 12:38:03 +1200
Subject: [PATCH] Remove hard dependency on readline, split makefile config
 into config.mk

---
 Makefile  | 5 +----
 config.mk | 8 ++++++++
 shell.nix | 1 -
 3 files changed, 9 insertions(+), 5 deletions(-)
 create mode 100644 config.mk

diff --git a/Makefile b/Makefile
index a9eb9ce..7c93b96 100644
--- a/Makefile
+++ b/Makefile
@@ -1,9 +1,6 @@
 PREFIX = /usr/local
 
-CC       = cc
-CFLAGS   = -std=c99 -pedantic -fpic -O2 -Wall -Wextra -Wno-override-init -I. -Ilua-5.4
-CPPFLAGS = -D_DEFAULT_SOURCE -DLUA_USE_READLINE
-LDFLAGS = -lm -lreadline
+include config.mk
 
 OBJS = csto.o lcallisto.o lcl.o lenviron.o lextra.o lfile.o \
 	   ljson.o lprocess.o lsocket.o util.o
diff --git a/config.mk b/config.mk
new file mode 100644
index 0000000..9c6776c
--- /dev/null
+++ b/config.mk
@@ -0,0 +1,8 @@
+CC       = cc
+CFLAGS   = -std=c99 -pedantic -fpic -O2 -Wall -Wextra -Wno-override-init -I. -Ilua-5.4
+CPPFLAGS = -D_DEFAULT_SOURCE
+LDFLAGS = -lm
+
+# Enable readline
+#CPPFLAGS += -DLUA_USE_READLINE
+#LDFLAGS  += -lreadline
diff --git a/shell.nix b/shell.nix
index 3892b0e..8ab016a 100644
--- a/shell.nix
+++ b/shell.nix
@@ -3,7 +3,6 @@ pkgs.mkShell {
 	nativeBuildInputs = with pkgs.buildPackages; [
 		bmake
 		clang
-		readline
 	];
 	shellHook = "alias make=bmake";
 }