From f81a0adc30d50d9c1a41c32d3ecb1c5675183545 Mon Sep 17 00:00:00 2001
From: nsensfel <SpamShield0@noot-noot.org>
Date: Mon, 9 Apr 2018 13:15:53 +0200
Subject: Adds preprocessing.

---
 Makefile | 19 +++++++++++++++++--
 1 file changed, 17 insertions(+), 2 deletions(-)

(limited to 'Makefile')

diff --git a/Makefile b/Makefile
index 1e9d569..09436b2 100644
--- a/Makefile
+++ b/Makefile
@@ -1,11 +1,25 @@
-MODULES = battlemap global asset
+MODULES ?= battlemap global asset
+CONFIG_FILE ?= ${CURDIR}/conf/constants.conf
+
 SRC_DIR = ${CURDIR}/src
 WWW_DIR = ${CURDIR}/www
 
 MODULES_SRC = $(addprefix $(SRC_DIR)/,$(MODULES))
 MODULES_WWW = $(addprefix $(WWW_DIR)/,$(MODULES))
 
-all: build $(WWW_DIR) $(MODULES_WWW)
+PREPROCESSOR_FILES = $(shell find ${CURDIR} -name "*.m4")
+PREPROCESSED_FILES = $(patsubst %.m4,%,$(PREPROCESSOR_FILES))
+
+ifeq ($(wildcard $(CONFIG_FILE)),)
+$(error "Missing CONFIG_FILE ($(CONFIG_FILE)), use the example to make one.")
+endif
+
+export
+
+all: $(PREPROCESSED_FILES) build $(WWW_DIR) $(MODULES_WWW)
+
+$(PREPROCESSED_FILES): %: $(CONFIG_FILE) %.m4
+	m4 $^ > $@
 
 upload_demo:
 	scp -r $(WWW_DIR)/* dreamhost:~/tacticians.online/
@@ -19,6 +33,7 @@ clean:
 	for module in $(MODULES_SRC) ; do \
 		$(MAKE) -C $$module clean ; \
 	done
+	rm $(PREPROCESSED_FILES)
 
 reset:
 	for module in $(MODULES_SRC) ; do \
-- 
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