From 8547912bc63a88567169e576d5109b147d16057d Mon Sep 17 00:00:00 2001
From: Jan Lindemann <jan@janware.com>
Date: Wed, 5 Oct 2016 21:46:46 +0000
Subject: [PATCH] gettext.mk: Add mechanism for preprocessing source files

Signed-off-by: Jan Lindemann <jan@janware.com>
---
 make/gettext.mk | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/make/gettext.mk b/make/gettext.mk
index 02097f9e..72143a32 100644
--- a/make/gettext.mk
+++ b/make/gettext.mk
@@ -24,7 +24,7 @@ clean-mo:
 $(GETTEXT_POT): $(GETTEXT_INPUT_FILES)
 	xgettext --from-code=utf-8 --package-name $(PROJECT) --package-version $(DIST_VERSION) \
 		--default-domain $(PROJECT) $(addprefix -k,$(GETTEXT_KEYWORDS)) \
-		--output $@.tmp $(GETTEXT_INPUT_FILES)
+		--output $@.tmp $(XGETTEXT_EXTRA_OPTS) $(GETTEXT_INPUT_FILES)
 	mv $@.tmp $@
 
 init: $(GETTEXT_POT)
@@ -50,4 +50,22 @@ $(GETTEXT_MO): $(GETTEXT_PO)
 #mkdir --parents ./es_MX.utf8/LC_MESSAGES
 #msgfmt --check --verbose --output-file ./es_MX.utf8/LC_MESSAGES/$(PROJECT).mo $(PROJECT)_spanish.po
 
+GETTEXT_TMP = $(patsubst %.php,%.htr,$(GETTEXT_PREPROCESS))
+GETTEXT_INPUT_FILES += $(GETTEXT_TMP)
+
+all: htr
+clean: htr-tmp-clean
+
+htr: $(GETTEXT_TMP)
+
+htr-tmp-clean:
+	rm -f *.htr
+
+define copy_rule
+./%.htr.tmp: $(1)/%.php
+	cp $$< $$@
+endef
+
+$(foreach d, $(HTR_SOURCE_DIRS), $(eval $(call copy_rule,$(d))))
+