From 1e9c326b7848ac4b08a1fec5116c33125890a0a0 Mon Sep 17 00:00:00 2001
From: Mischa POSLAWSKY <netris@shiar.org>
Date: Sun, 4 Mar 2007 10:12:44 +0100
Subject: [PATCH] create msg.h from preferred language include

Specified with configure --lang.
Adds missing defines from english master file.
---
 Makefile    | 18 +++++++++++++++---
 client.c    |  2 +-
 configure   | 13 +++++++++++++
 curses.c    |  2 +-
 msg_diff.sh | 29 +++++++++++++++++++++++++++++
 5 files changed, 59 insertions(+), 5 deletions(-)
 create mode 100755 msg_diff.sh

diff --git a/Makefile b/Makefile
index 0baead2..389503b 100644
--- a/Makefile
+++ b/Makefile
@@ -20,10 +20,22 @@ DISTFILES = README FAQ INSTALL COPYING TODO CHANGES \
 
 all: Makefile config.h $(PROG) $(SPROG)
 
-$(PROG): $(OBJS)
+msg.h: msg.en.h $(MSG_FILE)
+	@echo "Linking $(MSG_FILE) to msg.h"
+	@echo '// WARNING! This is a generated file. Do NOT edit.' > msg.h
+	@echo '// See msg.*.h for the editable files.' >> msg.h
+	@echo '#include "$(MSG_FILE)"' >> msg.h
+
+ifneq ($(MSG_FILE),msg.en.h)
+	@echo "Adding untranslated messages to msg.h"
+	@echo '// untranslated messages from the English master file:' >> msg.h
+	@./msg_diff.sh $(MSG_FILE) < msg.en.h >> msg.h
+endif
+
+$(PROG): msg.h $(OBJS)
 	$(CC) -o $(PROG) $(OBJS) $(LFLAGS) $(CFLAGS)
 
-$(SPROG): $(SOBJS)
+$(SPROG): msg.h $(SOBJS)
 	$(CC) -o $(SPROG) $(SOBJS) $(LFLAGS) $(CFLAGS)
 
 .c.o:
@@ -47,7 +59,7 @@ dist: $(DISTFILES)
 	tar -cvzof $$dir.tar.gz $$dir
 
 clean:
-	rm -f $(PROG) $(OBJS) $(SPROG) $(SOBJS) a.out
+	rm -f $(PROG) $(OBJS) $(SPROG) $(SOBJS) msg.h a.out
 
 cleandir: clean
 	rm -f config.mak config.h
diff --git a/client.c b/client.c
index 64acecc..67d6f8d 100644
--- a/client.c
+++ b/client.c
@@ -31,7 +31,7 @@
 #include "board.h"
 #include "curses.h"
 #include "inet.h"
-#include "msg.en.h"
+#include "msg.h"
 
 static struct option options[] = {
 	{ "ascii",		2, 0, 'a' },
diff --git a/configure b/configure
index c3a63dc..6ae80bb 100755
--- a/configure
+++ b/configure
@@ -55,6 +55,10 @@ while [ $# -ge 1 ]; do
 		--curses-hack)
 			CURSES_HACK=true
 			;;
+		--lang)
+			lang="$1"
+			shift
+			;;
 		*)
 			cat << "END"
 Usage: ./configure [options...]
@@ -65,6 +69,7 @@ Usage: ./configure [options...]
     --cextra <opt>: Set extra C flags
     --lextra <opt>: Set extra linker flags
     --curses-hack: Disable scroll-optimization for broken curses
+    --lang <code>: Preferred interface language (default "en")
 END
 			exit 1
 			;;
@@ -135,6 +140,13 @@ fi
 
 rm -f test.c test.o a.out
 
+test -z "$lang" && lang=en
+MSG_FILE=msg.$lang.h
+if [ ! -f $MSG_FILE ]; then
+	echo "Error: $MSG_FILE not found"
+	exit
+fi
+
 echo "Creating config.mak"
 cat > config.mak << END
 ### Automatically generated by ./configure ###
@@ -145,6 +157,7 @@ CEXTRA = $CEXTRA
 LEXTRA = $LEXTRA
 LFLAGS = $LEXTRA $LFLAGS
 CFLAGS = \$(CEXTRA) \$(COPT)
+MSG_FILE = $MSG_FILE
 END
 
 echo "Creating config.h"
diff --git a/curses.c b/curses.c
index 637e897..7b5a26d 100644
--- a/curses.c
+++ b/curses.c
@@ -29,7 +29,7 @@
 #include "curses.h"
 #include "util.h"
 #include "board.h"
-#include "msg.en.h"
+#include "msg.h"
 
 #ifdef NCURSES_VERSION
 # define HAVE_NCURSES
diff --git a/msg_diff.sh b/msg_diff.sh
new file mode 100755
index 0000000..7f246b1
--- /dev/null
+++ b/msg_diff.sh
@@ -0,0 +1,29 @@
+#!/bin/sh
+
+# Copied help_diff.sh from the MPlayer project <http://www.mplayerhq.hu>
+# copyright MPlayer team
+
+# This script walks through the master (stdin) help/message file, and
+# prints (stdout) only those messages which are missing from the help
+# file given as parameter ($1).
+#
+# Example: msg_diff.sh msg.eo.h < msg.en.h > missing.h
+
+curr=""
+
+while read -r line; do
+	if echo "$line" | grep '^#define' > /dev/null 2>&1; then
+		curr=`printf "%s\n" "$line" | cut -d ' ' -f 2`
+		if grep "^#define $curr[	 ]" $1 > /dev/null 2>&1; then
+			curr=""
+		fi
+	else
+		if [ -z "$line" ]; then
+			curr=""
+		fi
+	fi
+
+	if [ -n "$curr" ]; then
+		printf "%s\n" "$line"
+	fi
+done
-- 
2.30.0