src/Makefile.am

   1 ## Copyright (C) 2001, 2002, 2003, 2004, 2005 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         revision.c revision.h                     \
  56         relation.c relation.h                     \
  57         scan-gram-c.c                             \
  58         scan-skel-c.c scan-skel.h                 \
  59         state.c state.h                           \
  60         symlist.c symlist.h                       \
  61         symtab.c symtab.h                         \
  62         system.h                                  \
  63         tables.h tables.c                         \
  64         uniqstr.c uniqstr.h                       \
  65         vcg.c vcg.h                               \
  66         vcg_defaults.h
  67
  68 EXTRA_bison_SOURCES = scan-skel.l scan-gram.l
  69
  70 BUILT_SOURCES = revision.c scan-skel.c scan-gram.c parse-gram.c parse-gram.h
  71
  72 MOSTLYCLEANFILES = yacc
  73
  74 yacc:
  75         echo '#! /bin/sh' >$@
  76         echo 'exec $(bindir)/bison -y "$$@"' >>$@
  77         chmod a+x $@
  78
  79 echo:
  80         echo $(bison_SOURCES) $(noinst_HEADERS)
  81
  82 revision.c: $(top_srcdir)/configure $(top_srcdir)/ChangeLog
  83         case "$(VERSION)" in \
  84           *+*) sed -n \
  85             's/^\$$\(Id.*\)\$$$$/const char *revision = "\1\\n";/p' \
  86             $(top_srcdir)/ChangeLog \
  87             ;; \
  88           *) echo 'const char *revision = "";' \
  89             ;; \
  90         esac >$@
  91
  92 # The following rule is not designed to be portable,
  93 # and relies on tools that not everyone has.
  94
  95 # Most functions in src/*.c should have static scope.
  96 # Any that don't must be marked with `extern', but `main'
  97 # and `usage' are exceptions.  They're always extern, but
  98 # don't need to be marked.
  99 #
 100 # The second nm|grep checks for file-scope variables with `extern' scope.
 101 sc_tight_scope: $(all_programs)
 102         @t=exceptions-$$$$;                                             \
 103         trap 's=$$?; rm -f $$t; exit $$s' 0 1 2 13 15;                  \
 104         ( printf '^main$$\n^usage$$\n';                                 \
 105           grep -h -A1 '^extern .*[^;]$$' $(SOURCES)                     \
 106             | grep -vE '^(extern |--)' |sed 's/^/^/;s/ .*/$$/' ) > $$t; \
 107         if nm -e *.$(OBJEXT)                                            \
 108             | sed -n 's/.* T //p'                                       \
 109             | grep -Ev -f $$t; then                                     \
 110           echo 'the above functions should have static scope' 1>&2;     \
 111           exit 1;                                                       \
 112         fi;                                                             \
 113         ( printf '^program_name$$\n';                                   \
 114           sed -n 's/^extern .*[* ]\([a-zA-Z_][a-zA-Z_0-9]*\);$$/^\1$$/p' \
 115             $$(ls $(SOURCES) | grep '\.h$$') /dev/null) > $$t;          \
 116         if nm -e *.$(OBJEXT)                                            \
 117             | sed -n 's/.* [BD] //p'                                    \
 118             | grep -Ev -f $$t; then                                     \
 119           echo 'the above variables should have static scope' 1>&2;     \
 120           exit 1;                                                       \
 121         fi