]> git.saurik.com Git - bison.git/blobdiff - src/Makefile.am
Minor code cleanup.
[bison.git] / src / Makefile.am
index 7d83d890bfb61c0db99bba240ce7ca293487efbf..13442bac21078225b3c3aa3c8c5b2c6fb31a764c 100644 (file)
-## Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
+# Make bison/src.
 
-## 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.
+# Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
+# Free Software Foundation, Inc.
 
-## 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.
+# 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/>.
 
-## 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., 59 Temple Place, Suite 330, Boston, MA
-## 02111-1307  USA
-
-DEFS = @DEFS@ \
-  -DPKGDATADIR=\"$(pkgdatadir)\" \
-  -DLOCALEDIR=\"$(datadir)/locale\"
-
-AM_CFLAGS = $(WARNING_CFLAGS) $(WERROR_CFLAGS)
+AM_CFLAGS = $(WARN_CFLAGS) $(WERROR_CFLAGS)
+AM_CPPFLAGS = -I$(top_srcdir)/lib
 AM_YFLAGS = "-dv"
 
-# config.h is in build/.
-INCLUDES = -I$(top_builddir)      \
-           -I$(top_srcdir)/lib
-
 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@
+bin_SCRIPTS = $(YACC_SCRIPT)
 EXTRA_SCRIPTS = yacc
 
-bison_SOURCES =                                  \
+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-gram.l                               \
-       scan-skel.l                               \
+       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                       \
-       vcg.c vcg.h                               \
-       vcg_defaults.h
+       graphviz.c graphviz.h
 
-BUILT_SOURCES = scan-skel.c scan-gram.c parse-gram.c parse-gram.h
+EXTRA_bison_SOURCES = scan-code.l scan-skel.l scan-gram.l
+
+BUILT_SOURCES =                                        \
+parse-gram.c parse-gram.h                      \
+scan-code.c                                    \
+scan-skel.c                                    \
+scan-gram.c
 
 MOSTLYCLEANFILES = yacc
 
 yacc:
        echo '#! /bin/sh' >$@
-       echo 'exec $(bindir)/bison -y "$$@"' >>$@
+       echo "exec '$(bindir)/bison' -y "'"$$@"' >>$@
        chmod a+x $@
 
 echo:
        echo $(bison_SOURCES) $(noinst_HEADERS)
+
+# The following rule is not designed to be portable,
+# and relies on tools that not everyone has.
+
+# 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