* src/gram.c: Remove comments that duplicate comments in gram.h.

[bison.git] / src / Makefile.am

diff --git a/src/Makefile.am b/src/Makefile.am
index f325b72ae04fa5c5f53978428082344e45509dfd..9f74c0b2a325e28dd8d46e5834a4ec5251f765a2 100644 (file)
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -1,34 +1,127 @@
-## Process this file with automake to produce Makefile.in -*-Makefile-*-
-AUTOMAKE_OPTIONS = 1.4 ansi2knr
+# Make bison/src.
+
+# Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007 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 = $(WARNING_CFLAGS) $(WERROR_CFLAGS)
+AM_CPPFLAGS = -I$(top_srcdir)/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 --warnings=all,error

 
 bin_PROGRAMS = bison
 
 bin_PROGRAMS = bison

+bin_SCRIPTS = $(YACC_SCRIPT)
+EXTRA_SCRIPTS = yacc

 
 

-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
+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                           \
+       flex-scanner.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               \
+       print-xml.c print-xml.h                   \
+       reader.c reader.h                         \
+       reduce.c reduce.h                         \
+       revision.c revision.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

 
 

-EXTRA_bison_SOURCES = vmsgetargs.c
+EXTRA_bison_SOURCES = scan-code.l scan-skel.l scan-gram.l

 
 

-bison_LDADD = @INTLLIBS@ @ALLOCA@
+BUILT_SOURCES =                                        \
+parse-gram.c parse-gram.h                      \
+revision.c                                     \
+scan-code.c                                    \
+scan-skel.c                                    \
+scan-gram.c

 
 

-DEFS = @DEFS@ \
-  -DXPFILE=\"${datadir}/bison.simple\" \
-  -DXPFILE1=\"${datadir}/bison.hairy\" \
-  -DLOCALEDIR=\"${datadir}/locale\"
-INCLUDES = -I../intl -I$(top_srcdir)/intl -I..
+MOSTLYCLEANFILES = yacc

 
 

-noinst_HEADERS = alloc.h files.h gram.h lex.h machine.h state.h        \
- symtab.h system.h types.h getopt.h
+yacc:
+       echo '#! /bin/sh' >$@
+       echo "exec '$(bindir)/bison' -y "'"$$@"' >>$@
+       chmod a+x $@

 
 

-data_DATA = bison.simple bison.hairy
+echo:
+       echo $(bison_SOURCES) $(noinst_HEADERS)

 
 

-EXTRA_DIST = bison.s1 bison.hairy build.com bison.cld vmshlp.mar
+revision.c: $(top_srcdir)/configure $(top_srcdir)/ChangeLog
+       case "$(VERSION)" in \
+         *+*) sed -n \
+           's/^\$$\(Id.*\)\$$$$/const char *revision = "\1\\n";/p' \
+           $(top_srcdir)/ChangeLog \
+           ;; \
+         *) echo 'const char *revision = "";' \
+           ;; \
+       esac >$@

 
 

-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