X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/82b6d266fdd393132bf7073acaea31f4f624b223..98ae96438ebb4465c777a7849f1b4ca222e760e3:/src/Makefile.am

diff --git a/src/Makefile.am b/src/Makefile.am
index 479bd977..4fc07a29 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -1,32 +1,108 @@
-## Process this file with automake to produce Makefile.in -*-Makefile-*-
-AUTOMAKE_OPTIONS = 1.4 ../lib/ansi2knr
-DEFS = @DEFS@ \
-  -DBISON_SIMPLE=\"$(pkgdatadir)/bison.simple\" \
-  -DBISON_HAIRY=\"$(pkgdatadir)/bison.hairy\" \
-  -DLOCALEDIR=\"$(datadir)/locale\"
+## Copyright (C) 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
 
-INCLUDES = -I../intl -I$(top_srcdir)/lib -I..
-LDADD = @INTLLIBS@ ../lib/libbison.a
+## This program is free software; you can redistribute it and/or modify
+## it under the terms of the GNU General Public License as published by
+## the Free Software Foundation; either version 2 of the License, or
+## (at your option) any later version.
+
+## This program is distributed in the hope that it will be useful,
+## but WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+## GNU General Public License for more details.
+
+## You should have received a copy of the GNU General Public License
+## along with this program; if not, write to the Free Software
+## Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+## 02110-1301  USA
+
+DEFS += -DPKGDATADIR=\"$(pkgdatadir)\" -DLOCALEDIR=\"$(datadir)/locale\"
+
+AM_CFLAGS = $(WARNING_CFLAGS) $(WERROR_CFLAGS)
+AM_CPPFLAGS = -I$(top_srcdir)/lib -I../lib
+AM_YFLAGS = "-dv"
+
+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
 
 bin_PROGRAMS = bison
+bin_SCRIPTS = $(YACC_SCRIPT)
+EXTRA_SCRIPTS = yacc
+
+bison_SOURCES =					  \
+	LR0.c LR0.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				  \
+	getargs.c getargs.h			  \
+	gram.c gram.h				  \
+	lalr.h lalr.c				  \
+	location.c location.h			  \
+	main.c					  \
+	muscle_tab.c muscle_tab.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		  \
+	reader.c reader.h			  \
+	reduce.c reduce.h			  \
+	relation.c relation.h			  \
+	scan-gram.l				  \
+	scan-skel.h scan-skel.l			  \
+	state.c state.h				  \
+	symlist.c symlist.h			  \
+	symtab.c symtab.h			  \
+	system.h				  \
+	tables.h tables.c			  \
+	uniqstr.c uniqstr.h			  \
+	vcg.c vcg.h				  \
+	vcg_defaults.h
+
+BUILT_SOURCES = scan-skel.c scan-gram.c parse-gram.c parse-gram.h
 
-bison_SOURCES = LR0.c closure.c complain.c conflicts.c	\
-    derives.c	\
-    files.c getargs.c gram.c lalr.c lex.c main.c nullable.c \
-    output.c print_graph.c \
-    muscle_tab.c options.c \
-    print.c reader.c reduce.c symtab.c warshall.c vcg.c
+MOSTLYCLEANFILES = yacc
 
-EXTRA_bison_SOURCES = vmsgetargs.c
+yacc:
+	echo '#! /bin/sh' >$@
+	echo 'exec $(bindir)/bison -y "$$@"' >>$@
+	chmod a+x $@
 
-noinst_HEADERS = LR0.h closure.h complain.h conflicts.h \
- derives.h \
- files.h getargs.h gram.h lalr.h lex.h nullable.h \
- output.h print_graph.h	\
- muscle_tab.h options.h \
- print.h reader.h reduce.h state.h symtab.h warshall.h system.h \
- types.h vcg.h vcg_defaults.h
+echo:
+	echo $(bison_SOURCES) $(noinst_HEADERS)
 
-pkgdata_DATA = bison.simple bison.hairy
+# The following rule is not designed to be portable,
+# and relies on tools that not everyone has.
 
-EXTRA_DIST = $(pkgdata_DATA) build.com bison.cld vmshlp.mar
+# 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