X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/dbe7f27171417db1ff082adbdf0b35db5dd94e0f..a70596de9594b777f3fffb822f8f569ded772557:/src/Makefile.am

diff --git a/src/Makefile.am b/src/Makefile.am
index f325b72a..a7b3acbb 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -1,34 +1,120 @@
-## Process this file with automake to produce Makefile.in -*-Makefile-*-
-AUTOMAKE_OPTIONS = 1.4 ansi2knr
+# Make bison/src.
 
-bin_PROGRAMS = bison
+# Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
+# Free Software Foundation, Inc.
+
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+AM_CFLAGS = $(WARN_CFLAGS) $(WERROR_CFLAGS)
+AM_CPPFLAGS = -I$(top_srcdir)/lib
+AM_YFLAGS = "-dv"
 
-bison_SOURCES = LR0.c allocate.c closure.c conflicts.c derives.c	\
-    files.c getargs.c gram.c lalr.c lex.c main.c nullable.c output.c	\
-    print.c reader.c reduce.c symtab.c warshall.c getopt.c getopt1.c
+LDADD = ../lib/libbison.a $(LIBINTL)
+
+# Use our own Bison to build the parser.  Of course, you ought to
+# keep a sane version of Bison nearby...
+YACC = ../tests/bison -y --warnings=all,error --report=all
+
+bin_PROGRAMS = bison
+bin_SCRIPTS = $(YACC_SCRIPT)
+EXTRA_SCRIPTS = yacc
 
-EXTRA_bison_SOURCES = vmsgetargs.c
+bison_SOURCES =					  \
+	AnnotationList.c AnnotationList.h	  \
+	InadequacyList.c InadequacyList.h	  \
+	LR0.c LR0.h				  \
+	Sbitset.c Sbitset.h			  \
+	assoc.c assoc.h				  \
+	closure.c closure.h			  \
+	complain.c complain.h			  \
+	conflicts.c conflicts.h			  \
+	derives.c derives.h			  \
+	files.c files.h				  \
+	flex-scanner.h				  \
+	getargs.c getargs.h			  \
+	gram.c gram.h				  \
+	lalr.h lalr.c				  \
+	ielr.h ielr.c				  \
+	location.c location.h			  \
+	main.c					  \
+	muscle-tab.c muscle-tab.h		  \
+	named-ref.c named-ref.h			  \
+	nullable.c nullable.h			  \
+	output.c output.h			  \
+	parse-gram.h parse-gram.y		  \
+	print.c print.h				  \
+	print_graph.c print_graph.h		  \
+	print-xml.c print-xml.h			  \
+	reader.c reader.h			  \
+	reduce.c reduce.h			  \
+	relation.c relation.h			  \
+	scan-code.h scan-code-c.c		  \
+	scan-gram.h scan-gram-c.c		  \
+	scan-skel.h scan-skel-c.c		  \
+	state.c state.h				  \
+	symlist.c symlist.h			  \
+	symtab.c symtab.h			  \
+	system.h				  \
+	tables.h tables.c			  \
+	uniqstr.c uniqstr.h			  \
+	graphviz.c graphviz.h
 
-bison_LDADD = @INTLLIBS@ @ALLOCA@
+EXTRA_bison_SOURCES = scan-code.l scan-skel.l scan-gram.l
 
-DEFS = @DEFS@ \
-  -DXPFILE=\"${datadir}/bison.simple\" \
-  -DXPFILE1=\"${datadir}/bison.hairy\" \
-  -DLOCALEDIR=\"${datadir}/locale\"
-INCLUDES = -I../intl -I$(top_srcdir)/intl -I..
+BUILT_SOURCES =					\
+parse-gram.c parse-gram.h			\
+scan-code.c					\
+scan-skel.c					\
+scan-gram.c
 
-noinst_HEADERS = alloc.h files.h gram.h lex.h machine.h state.h	\
- symtab.h system.h types.h getopt.h
+MOSTLYCLEANFILES = yacc
 
-data_DATA = bison.simple bison.hairy
+yacc:
+	echo '#! /bin/sh' >$@
+	echo "exec '$(bindir)/bison' -y "'"$$@"' >>$@
+	chmod a+x $@
 
-EXTRA_DIST = bison.s1 bison.hairy build.com bison.cld vmshlp.mar
+echo:
+	echo $(bison_SOURCES) $(noinst_HEADERS)
 
-bison.simple: bison.s1 Makefile
-	sed -e "s/@bison_version@/$(VERSION)/" $(srcdir)/bison.s1 | \
-	awk '\
-	/^#line/ { printf "#line %d \"$(datadir)/bison.simple\"\n", NR+1; next }\
-	{ print }' >$@t
-	mv $@t $@
+# The following rule is not designed to be portable,
+# and relies on tools that not everyone has.
 
-DISTCLEANFILES = bison.simple
+# Most functions in src/*.c should have static scope.
+# Any that don't must be marked with `extern', but `main'
+# and `usage' are exceptions.  They're always extern, but
+# don't need to be marked.
+#
+# The second nm|grep checks for file-scope variables with `extern' scope.
+sc_tight_scope: $(all_programs)
+	@t=exceptions-$$$$;						\
+	trap 's=$$?; rm -f $$t; exit $$s' 0 1 2 13 15;			\
+	( printf '^main$$\n^usage$$\n';					\
+	  grep -h -A1 '^extern .*[^;]$$' $(SOURCES)			\
+	    | grep -vE '^(extern |--)' |sed 's/^/^/;s/ .*/$$/' ) > $$t;	\
+	if nm -e *.$(OBJEXT)						\
+	    | sed -n 's/.* T //p'					\
+	    | grep -Ev -f $$t; then					\
+	  echo 'the above functions should have static scope' 1>&2;	\
+	  exit 1;							\
+	fi;								\
+	( printf '^program_name$$\n';					\
+	  sed -n 's/^extern .*[* ]\([a-zA-Z_][a-zA-Z_0-9]*\);$$/^\1$$/p' \
+	    $$(ls $(SOURCES) | grep '\.h$$') /dev/null) > $$t;		\
+	if nm -e *.$(OBJEXT)						\
+	    | sed -n 's/.* [BD] //p'					\
+	    | grep -Ev -f $$t; then					\
+	  echo 'the above variables should have static scope' 1>&2;	\
+	  exit 1;							\
+	fi