X-Git-Url: http://nitlanguage.org?ds=sidebyside

diff --git a/src/parser/Makefile b/src/parser/Makefile
index 67b0272..262c6e0 100644
--- a/src/parser/Makefile
+++ b/src/parser/Makefile
@@ -1,6 +1,6 @@
 # This file is part of NIT ( http://www.nitlanguage.org ).
 #
-# Copyright 2008 Jean Privat <jean@pryen.org>
+# Copyright 2008-2009 Jean Privat <jean@pryen.org>
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -18,40 +18,19 @@ SABLECC=sablecc3
 
 all: parser.nit
 
-# first sed start from first line to line /*I*/ and remove /*.*/
-# second sed clones /*B*/ productions, substitute /*B*/ with no_bra and delete /*N*/ lines
-# third sed from line /*I*/ to last line and remove /*.*/
-nit.sablecc3: nit.sablecc3xx
-	@test -f nit.sablecc3 && chmod +w nit.sablecc3 || touch nit.sablecc3
-	@echo -n "// This file is autogenerated, no dot modify it" > nit.sablecc3.t
-	sed -n -e '1,/\/\*I\*\//{s/\/\*[BIN]\*\///g;p}' nit.sablecc3xx >> nit.sablecc3.t
-	sed -n -e '/\/\*B\*\//,/;/{s/\/\*B\*\//_nobra/g;/\/\*N\*\//d;p}' nit.sablecc3xx >> nit.sablecc3.t
-	sed -n -e '/\/\*I\*\//,$${s/\/\*[BIN]\*\///g;p}' nit.sablecc3xx >> nit.sablecc3.t
-	
-	> nit.sablecc3
-	sed -n -e '1,/\/\*I2\*\//{s/\/\*[BIN]2\*\///g;p}' nit.sablecc3.t >> nit.sablecc3
-	sed -n -e '/\/\*B2\*\//,/;/{s/\/\*B2\*\//_withelse/g;/\/\*N2\*\//d;p}' nit.sablecc3.t >> nit.sablecc3
-	sed -n -e '/\/\*I2\*\//,$${s/\/\*[BIN]2\*\///g;p}' nit.sablecc3.t >> nit.sablecc3
-	
-	cp nit.sablecc3 nit.sablecc3.t
-	> nit.sablecc3
-	sed -n -e '1,/\/\*I3\*\//{s/\/\*[BIN]3\*\///g;p}' nit.sablecc3.t >> nit.sablecc3
-	sed -n -e '/\/\*B3\*\//,/;/{s/\/\*B3\*\//_nopar/g;/\/\*N3\*\//d;p}' nit.sablecc3.t >> nit.sablecc3
-	sed -n -e '/\/\*I3\*\//,$${s/\/\*[BIN]3\*\///g;p}' nit.sablecc3.t >> nit.sablecc3
-	
-	rm nit.sablecc3.t
-	@sed -i -e '{s/\/\/#.*//}' nit.sablecc3
-	@chmod -w nit.sablecc3
+# Preprocess the extended sablecc gramar
+.nit.sablecc3: nit.sablecc3xx
+	./prescc.sh $< $@
 
 # Note that parser_nodes is automatically synced with the grammar
-parser.nit: nit.sablecc3 xss/*.xss
+parser.nit: .nit.sablecc3 xss/*.xss
 	cp parser_abs.nit parser_abs.nit.bak || true
-	${SABLECC} -c nit.sablecc3.dump -t xss/main.xss -p usermodule parser_nodes nit.sablecc3
+	${SABLECC} -c .nit.sablecc3.dump -t xss/main.xss -p usermodule parser_nodes .nit.sablecc3
 	diff -u parser_abs.nit.bak parser_abs.nit > parser_abs.patch || true
 	patch parser_nodes.nit < parser_abs.patch || true
 
 clean:
-	rm -f -- nit.sablecc3 nit.sablecc3.dump parser_abs.patch || true
+	rm -f -- .nit.sablecc3 .nit.sablecc3.dump parser_abs.patch || true
 
 dist-clean: clean
 	rm -f -- parser.nit parser_abs.nit parser_abs.patch parser_abs.nit.bak parser_prod.nit parser_tables.nit lexer.nit || true