src/local.mk

   1 ## Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 Free Software
   2 ## Foundation, Inc.
   3
   4 ## This program is free software: you can redistribute it and/or modify
   5 ## it under the terms of the GNU General Public License as published by
   6 ## the Free Software Foundation, either version 3 of the License, or
   7 ## (at your option) any later version.
   8 ##
   9 ## This program is distributed in the hope that it will be useful,
  10 ## but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 ## GNU General Public License for more details.
  13 ##
  14 ## You should have received a copy of the GNU General Public License
  15 ## along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 AUTOMAKE_OPTIONS = subdir-objects
  18
  19 AM_CPPFLAGS = -I$(top_srcdir)/lib
  20 # Find builddir/src/scan-code.c etc.
  21 AM_CPPFLAGS += -I$(top_builddir)
  22
  23 AM_CFLAGS = $(WARN_CFLAGS) $(WERROR_CFLAGS)
  24
  25 LDADD = $(top_builddir)/lib/libbison.a $(LIBINTL)
  26
  27 # Use our own Bison to build the parser.  Of course, you ought to
  28 # keep a sane version of Bison nearby...
  29 YACC = $(top_builddir)/tests/bison -y
  30 AM_YFLAGS = -dv --warnings=all,error --report=all
  31
  32 bin_PROGRAMS = src/bison
  33 bin_SCRIPTS = $(YACC_SCRIPT)
  34 EXTRA_SCRIPTS = src/yacc
  35
  36 src_bison_SOURCES =                             \
  37   src/LR0.c                                     \
  38   src/LR0.h                                     \
  39   src/assoc.c                                   \
  40   src/assoc.h                                   \
  41   src/closure.c                                 \
  42   src/closure.h                                 \
  43   src/complain.c                                \
  44   src/complain.h                                \
  45   src/conflicts.c                               \
  46   src/conflicts.h                               \
  47   src/derives.c                                 \
  48   src/derives.h                                 \
  49   src/files.c                                   \
  50   src/files.h                                   \
  51   src/flex-scanner.h                            \
  52   src/getargs.c                                 \
  53   src/getargs.h                                 \
  54   src/gram.c                                    \
  55   src/gram.h                                    \
  56   src/graphviz.c                                \
  57   src/graphviz.h                                \
  58   src/lalr.c                                    \
  59   src/lalr.h                                    \
  60   src/location.c                                \
  61   src/location.h                                \
  62   src/main.c                                    \
  63   src/muscle_tab.c                              \
  64   src/muscle_tab.h                              \
  65   src/nullable.c                                \
  66   src/nullable.h                                \
  67   src/output.c                                  \
  68   src/output.h                                  \
  69   src/parse-gram.h                              \
  70   src/parse-gram.y                              \
  71   src/print-xml.c                               \
  72   src/print-xml.h                               \
  73   src/print.c                                   \
  74   src/print.h                                   \
  75   src/print_graph.c                             \
  76   src/print_graph.h                             \
  77   src/reader.c                                  \
  78   src/reader.h                                  \
  79   src/reduce.c                                  \
  80   src/reduce.h                                  \
  81   src/relation.c                                \
  82   src/relation.h                                \
  83   src/scan-code-c.c                             \
  84   src/scan-code.h                               \
  85   src/scan-gram-c.c                             \
  86   src/scan-gram.h                               \
  87   src/scan-skel-c.c                             \
  88   src/scan-skel.h                               \
  89   src/state.c                                   \
  90   src/state.h                                   \
  91   src/symlist.c                                 \
  92   src/symlist.h                                 \
  93   src/symtab.c                                  \
  94   src/symtab.h                                  \
  95   src/system.h                                  \
  96   src/tables.c                                  \
  97   src/tables.h                                  \
  98   src/uniqstr.c                                 \
  99   src/uniqstr.h
 100
 101 EXTRA_src_bison_SOURCES =                       \
 102   src/scan-code.l                               \
 103   src/scan-gram.l                               \
 104   src/scan-skel.l
 105
 106 BUILT_SOURCES +=                                \
 107   src/parse-gram.c                              \
 108   src/parse-gram.h                              \
 109   src/scan-code.c                               \
 110   src/scan-gram.c                               \
 111   src/scan-skel.c
 112
 113 MOSTLYCLEANFILES = src/yacc
 114
 115 src/yacc:
 116         rm -f $@ $@.tmp
 117         echo '#! /bin/sh' >$@.tmp
 118         echo "exec '$(bindir)/bison' -y "'"$$@"' >>$@.tmp
 119         chmod a+x $@.tmp
 120         mv $@.tmp $@
 121
 122 echo:
 123         echo $(src_bison_SOURCES) $(noinst_HEADERS)
 124
 125 # The following rule is not designed to be portable,
 126 # and relies on tools that not everyone has.
 127
 128 # Most functions in src/*.c should have static scope.
 129 # Any that don't must be marked with `extern', but `main'
 130 # and `usage' are exceptions.  They're always extern, but
 131 # don't need to be marked.
 132 #
 133 # The second nm|grep checks for file-scope variables with `extern' scope.
 134 sc_tight_scope: $(all_programs)
 135         @t=exceptions-$$$$;                                             \
 136         trap 's=$$?; rm -f $$t; exit $$s' 0 1 2 13 15;                  \
 137         ( printf '^main$$\n^usage$$\n';                                 \
 138           grep -h -A1 '^extern .*[^;]$$' $(SOURCES)                     \
 139             | grep -vE '^(extern |--)' |sed 's/^/^/;s/ .*/$$/' ) > $$t; \
 140         if nm -e *.$(OBJEXT)                                            \
 141             | sed -n 's/.* T //p'                                       \
 142             | grep -Ev -f $$t; then                                     \
 143           echo 'the above functions should have static scope' 1>&2;     \
 144           exit 1;                                                       \
 145         fi;                                                             \
 146         ( printf '^program_name$$\n';                                   \
 147           sed -n 's/^extern .*[* ]\([a-zA-Z_][a-zA-Z_0-9]*\);$$/^\1$$/p' \
 148             $$(ls $(SOURCES) | grep '\.h$$') /dev/null) > $$t;          \
 149         if nm -e *.$(OBJEXT)                                            \
 150             | sed -n 's/.* [BD] //p'                                    \
 151             | grep -Ev -f $$t; then                                     \
 152           echo 'the above variables should have static scope' 1>&2;     \
 153           exit 1;                                                       \
 154         fi