From 4146add2bc50ce7be708a94c763015046c60726a Mon Sep 17 00:00:00 2001
From: Brendan O'Dea <bod@debian.org>
Date: Mon, 8 Jun 2015 20:09:54 +1000
Subject: Set document language for localised info pages

---
 Makefile.in | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

(limited to 'Makefile.in')

diff --git a/Makefile.in b/Makefile.in
index bd5d18d..52ac86f 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -33,13 +33,14 @@ LINGUAS_TEXI = $(basename $(notdir $(wildcard $(srcdir)/po-texi/*.po)))
 CC = @CC@
 PERL = @PERL@
 LIBS = @LIBS@
-FIND_VPATH = $(auxdir)/find-vpath
+FIND_VPATH = $(auxdir)/find-vpath  # locate a file in $VPATH
 MKINSTALLDIRS = $(auxdir)/mkinstalldirs
 INSTALL = @INSTALL@
 INSTALL_PROGRAM = @INSTALL_PROGRAM@
 INSTALL_SCRIPT = @INSTALL_SCRIPT@
 INSTALL_DATA = @INSTALL_DATA@
 INSTALL_INFO = @INSTALL_INFO@
+LOOKUP_LOCALE = $(auxdir)/lookup-locale  # get full locale from extension
 MAKEINFO = @MAKEINFO@
 MSGFMT = @MSGFMT@
 XGETTEXT = @XGETTEXT@
@@ -174,8 +175,7 @@ $(target).%.1: $(srcdir)/$(target).PL $(srcdir)/$(target).h2m.PL \
 $(target).%.h2m: $(srcdir)/$(target).h2m.PL $(srcdir)/po/%.po
 	set -e; \
 	lang=$(patsubst $(target).%.h2m,%,$@); \
-	locale=$$(echo $$lang $$lang | \
-	     sed -n "/^$$lang"'\s/{s/^\S\+\s\+//p; q}' $(srcdir)/locales -); \
+	locale=$$($(LOOKUP_LOCALE) $$lang $(srcdir)/locales); \
 	$(MAKE) localetmp/$$lang/LC_MESSAGES/$(target).mo; \
 	$(PERL) $(srcdir)/$(target).h2m.PL --locale="$$locale" \
 	    --message-dir=localetmp --output=$@
@@ -186,7 +186,10 @@ $(target).info: $(srcdir)/$(target).texi
 
 info_l10n: $(addprefix $(target)-,$(addsuffix .info,$(LINGUAS_TEXI)))
 $(target)-%.info: $(target)-%.texi
-	$(MAKEINFO) $? -o $@.tmp
+	set -e; \
+	lang=$(patsubst $(target)-%.info,%,$@); \
+	locale=$$($(LOOKUP_LOCALE) $$lang $(srcdir)/locales); \
+	$(MAKEINFO) --output=$@.tmp --document-language="$$locale" $?
 	$(FIXUP_TEXI_TRANS) -o $@ $@.tmp
 	rm -f $@.tmp
 
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