From 9f3a42a730a38a92846995170aa29280cc284529 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lo=C3=AFc=20Hoguin?= <essen@ninenines.eu>
Date: Tue, 28 May 2013 20:38:18 +0200
Subject: Add support for ErlyDTL files found in templates/*.dtl

---
 erlang.mk | 34 +++++++++++++++++++++++++++-------
 1 file changed, 27 insertions(+), 7 deletions(-)

(limited to 'erlang.mk')

diff --git a/erlang.mk b/erlang.mk
index 8a27f67..8df7ee2 100644
--- a/erlang.mk
+++ b/erlang.mk
@@ -19,9 +19,12 @@ V ?= 0
 appsrc_verbose_0 = @echo " APP   " $(PROJECT).app.src;
 appsrc_verbose = $(appsrc_verbose_$(V))
 
-erlc_verbose_0 = @echo " ERLC  " $(?F);
+erlc_verbose_0 = @echo " ERLC  " $(filter-out %.dtl,$(?F));
 erlc_verbose = $(erlc_verbose_$(V))
 
+dtl_verbose_0 = @echo " DTL   " $(filter %.dtl,$(?F));
+dtl_verbose = $(dtl_verbose_$(V))
+
 gen_verbose_0 = @echo " GEN   " $@;
 gen_verbose = $(gen_verbose_$(V))
 
@@ -48,18 +51,35 @@ all: deps app
 clean-all: clean clean-deps clean-docs
 	$(gen_verbose) rm -rf .$(PROJECT).plt $(DEPS_DIR) logs
 
-MODULES = $(shell ls src/*.erl $(wildcard src/*.core) \
-	| sed 's/src\///;s/\.core/,/;s/\.erl/,/' | sed '$$s/.$$//')
-
 app: ebin/$(PROJECT).app
+	$(eval MODULES := $(shell ls ebin/*.beam \
+		| sed 's/ebin\///;s/\.beam/,/' | sed '$$s/.$$//'))
 	$(appsrc_verbose) cat src/$(PROJECT).app.src \
 		| sed 's/{modules, \[\]}/{modules, \[$(MODULES)\]}/' \
 		> ebin/$(PROJECT).app
 
-ebin/$(PROJECT).app: src/*.erl $(wildcard src/*.core)
-	@mkdir -p ebin/
+define compile_erl =
 	$(erlc_verbose) ERL_LIBS=deps erlc -v $(ERLC_OPTS) -o ebin/ -pa ebin/ \
-		$(COMPILE_FIRST_PATHS) $?
+		$(COMPILE_FIRST_PATHS) $(1)
+endef
+
+define compile_dtl =
+	$(dtl_verbose) erl -noshell -pa ebin/ deps/erlydtl/ebin/ -eval ' \
+		Compile = fun(F) -> \
+			Module = list_to_atom( \
+				string:to_lower(filename:basename(F, ".dtl")) ++ "_dtl"), \
+			erlydtl_compiler:compile(F, Module, [{out_dir, "ebin/"}]) \
+		end, \
+		_ = [Compile(F) || F <- string:tokens("$(1)", " ")], \
+		init:stop()'
+endef
+
+ebin/$(PROJECT).app: src/*.erl $(wildcard src/*.core) $(wildcard templates/*.dtl)
+	@mkdir -p ebin/
+	$(if $(strip $(filter-out %.dtl,$?)), \
+		$(call compile_erl,$(filter-out %.dtl,$?)))
+	$(if $(strip $(filter %.dtl,$?)), \
+		$(call compile_dtl,$(filter %.dtl,$?)))
 
 clean:
 	$(gen_verbose) rm -rf ebin/ test/*.beam erl_crash.dump
-- 
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