src/Makefile.am

   1 ## Copyright (C) 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
   2
   3 ## This program is free software; you can redistribute it and/or modify
   4 ## it under the terms of the GNU General Public License as published by
   5 ## the Free Software Foundation; either version 2 of the License, or
   6 ## (at your option) any later version.
   7
   8 ## This program is distributed in the hope that it will be useful,
   9 ## but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 ## GNU General Public License for more details.
  12
  13 ## You should have received a copy of the GNU General Public License
  14 ## along with this program; if not, write to the Free Software
  15 ## Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  16 ## 02110-1301  USA
  17
  18 DEFS += -DPKGDATADIR=\"$(pkgdatadir)\" -DLOCALEDIR=\"$(datadir)/locale\"
  19
  20 AM_CFLAGS = $(WARNING_CFLAGS) $(WERROR_CFLAGS)
  21 AM_CPPFLAGS = -I$(top_srcdir)/lib -I../lib
  22 AM_YFLAGS = "-dv"
  23
  24 LDADD = ../lib/libbison.a $(LIBINTL)
  25
  26 # Use our own Bison to build the parser.  Of course, you ought to
  27 # keep a sane version of Bison nearby...
  28 YACC = ../tests/bison -y
  29
  30 bin_PROGRAMS = bison
  31 bin_SCRIPTS = $(YACC_SCRIPT)
  32 EXTRA_SCRIPTS = yacc
  33
  34 bison_SOURCES =                                   \
  35         LR0.c LR0.h                               \
  36         assoc.c assoc.h                           \
  37         closure.c closure.h                       \
  38         complain.c complain.h                     \
  39         conflicts.c conflicts.h                   \
  40         derives.c derives.h                       \
  41         files.c files.h                           \
  42         getargs.c getargs.h                       \
  43         gram.c gram.h                             \
  44         lalr.h lalr.c                             \
  45         location.c location.h                     \
  46         main.c                                    \
  47         muscle_tab.c muscle_tab.h                 \
  48         nullable.c nullable.h                     \
  49         output.c output.h                         \
  50         parse-gram.h parse-gram.y                 \
  51         print.c print.h                           \
  52         print_graph.c print_graph.h               \
  53         reader.c reader.h                         \
  54         reduce.c reduce.h                         \
  55         relation.c relation.h                     \
  56         scan-gram.l                               \
  57         scan-skel.h scan-skel.l                   \
  58         state.c state.h                           \
  59         symlist.c symlist.h                       \
  60         symtab.c symtab.h                         \
  61         system.h                                  \
  62         tables.h tables.c                         \
  63         uniqstr.c uniqstr.h                       \
  64         vcg.c vcg.h                               \
  65         vcg_defaults.h
  66
  67 BUILT_SOURCES = scan-skel.c scan-gram.c parse-gram.c parse-gram.h
  68
  69 MOSTLYCLEANFILES = yacc
  70
  71 yacc:
  72         echo '#! /bin/sh' >$@
  73         echo 'exec $(bindir)/bison -y "$$@"' >>$@
  74         chmod a+x $@
  75
  76 echo:
  77         echo $(bison_SOURCES) $(noinst_HEADERS)
  78
  79 # The following rule is not designed to be portable,
  80 # and relies on tools that not everyone has.
  81
  82 # Most functions in src/*.c should have static scope.
  83 # Any that don't must be marked with `extern', but `main'
  84 # and `usage' are exceptions.  They're always extern, but
  85 # don't need to be marked.
  86 #
  87 # The second nm|grep checks for file-scope variables with `extern' scope.
  88 sc_tight_scope: $(all_programs)
  89         @t=exceptions-$$$$;                                             \
  90         trap 's=$$?; rm -f $$t; exit $$s' 0 1 2 13 15;                  \
  91         ( printf '^main$$\n^usage$$\n';                                 \
  92           grep -h -A1 '^extern .*[^;]$$' $(SOURCES)                     \
  93             | grep -vE '^(extern |--)' |sed 's/^/^/;s/ .*/$$/' ) > $$t; \
  94         if nm -e *.$(OBJEXT)                                            \
  95             | sed -n 's/.* T //p'                                       \
  96             | grep -Ev -f $$t; then                                     \
  97           echo 'the above functions should have static scope' 1>&2;     \
  98           exit 1;                                                       \
  99         fi;                                                             \
 100         ( printf '^program_name$$\n';                                   \
 101           sed -n 's/^extern .*[* ]\([a-zA-Z_][a-zA-Z_0-9]*\);$$/^\1$$/p' \
 102             $$(ls $(SOURCES) | grep '\.h$$') /dev/null) > $$t;          \
 103         if nm -e *.$(OBJEXT)                                            \
 104             | sed -n 's/.* [BD] //p'                                    \
 105             | grep -Ev -f $$t; then                                     \
 106           echo 'the above variables should have static scope' 1>&2;     \
 107           exit 1;                                                       \
 108         fi