glr.cc: fix a clang warning

[bison.git] / src / Makefile.am

diff --git a/src/Makefile.am b/src/Makefile.am
index 1b0b9ba9bd1626771cad4ec2d4f16be4a182c765..9e61ff0e6c30c8fd8eea6a722f7e49a374562a23 100644 (file)
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -1,60 +1,117 @@
-## Copyright 2001 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) 2001-2013 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
+AM_CFLAGS = $(WARN_CFLAGS) $(WERROR_CFLAGS)
+AM_CPPFLAGS = -I$(top_srcdir)/lib
+BISON = ../tests/bison
+# Use our own Bison to build the parser.  Of course, you ought to
+# keep a sane version of Bison nearby...
+YACC = $(BISON) -y
+AM_YFLAGS = -d -v --warnings=all,error --report=all

 
 

-AUTOMAKE_OPTIONS = ../lib/ansi2knr
+LDADD = ../lib/libbison.a $(LIBINTL)

 
 

-DEFS = @DEFS@ \
-  -DBISON_SIMPLE=\"$(pkgdatadir)/bison.simple\" \
-  -DBISON_HAIRY=\"$(pkgdatadir)/bison.hairy\" \
-  -DLOCALEDIR=\"$(datadir)/locale\"
-
-CFLAGS = @CFLAGS@ $(WARNING_CFLAGS)
-YFLAGS = "-dv"
+bin_PROGRAMS = bison
+bin_SCRIPTS = $(YACC_SCRIPT)
+EXTRA_SCRIPTS = yacc

 
 

-# libintl.h in is build/intl, intl/libgettext.h in src/,
-# config.h in build/.
-INCLUDES = -I$(top_builddir)/intl \
-           -I$(top_builddir)      \
-           -I$(top_srcdir)/intl \
-           -I$(top_srcdir)/lib
+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.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

 
 

-LDADD = $(INTLLIBS) ../lib/libbison.a
+EXTRA_bison_SOURCES = scan-code.l scan-skel.l scan-gram.l

 
 

-bin_PROGRAMS = bison
+BUILT_SOURCES =                                 \
+  parse-gram.c parse-gram.h                     \
+  scan-code.c                                   \
+  scan-skel.c                                   \
+  scan-gram.c

 
 

-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.h output.c \
-    state.h state.c \
-    print_graph.h print_graph.c \
-    muscle_tab.h muscle_tab.c \
-    options.h options.c \
-    print.c reader.c reduce.c symtab.c warshall.c vcg.c \
-    skeleton.h parse-skel.h parse-skel.y scan-skel.l
+MOSTLYCLEANFILES = yacc

 
 

-EXTRA_bison_SOURCES = vmsgetargs.c
+yacc:
+       $(AM_V_GEN)echo '#! /bin/sh' >$@
+       $(AM_V_at)echo "exec '$(bindir)/bison' -y "'"$$@"' >>$@
+       $(AM_V_at)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 \
- print.h reader.h reduce.h symtab.h warshall.h system.h \
- types.h vcg.h vcg_defaults.h

 
 

-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