t/yacc7.sh

   1 #! /bin/sh
   2 # Copyright (C) 2001-2012 Free Software 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 2, or (at your option)
   7 # 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 # Test to make sure dependencies are generated correctly for .h files.
  18 # Report from Richard Boulton.
  19 #
  20 # Also check that the sources of the generated parser are distributed.
  21 # PR/47.
  22
  23 required='cc yacc'
  24 . ./defs || exit 1
  25
  26 cat >> configure.ac << 'END'
  27 AC_PROG_CC
  28 AC_PROG_YACC
  29 AC_OUTPUT
  30 END
  31
  32 cat > Makefile.am << 'END'
  33 bin_PROGRAMS = foo
  34 foo_SOURCES = foo.y
  35 AM_YFLAGS = -d
  36
  37 check-dist: distdir
  38         test -f $(distdir)/foo.y
  39         test -f $(distdir)/foo.c
  40         test -f $(distdir)/foo.h
  41 END
  42
  43 # The %union will cause Bison to output '#line's in y.tab.h too.
  44 cat > foo.y << 'END'
  45 %union
  46 {
  47   int i;
  48   char c;
  49 }
  50 %%
  51 WORD: "up";
  52 %%
  53 END
  54
  55 $ACLOCAL
  56 $AUTOMAKE -a
  57 $AUTOCONF
  58 ./configure
  59
  60 $MAKE foo.h
  61
  62 test -f foo.h
  63
  64 rm -f foo.h foo.c
  65 $MAKE check-dist
  66
  67 # We should be able to recover if foo.h is deleted.
  68
  69 rm -f foo.h
  70 $MAKE foo.h
  71 test -f foo.h
  72
  73 # Make sure '#line ... y.tab.h' gets replaced.
  74 $FGREP 'y.tab.h' foo.h && exit 1
  75
  76 # Make distclean must not erase foo.c nor foo.h (by GNU standards) ...
  77 $MAKE foo.c
  78 test -f foo.h
  79 test -f foo.c
  80 $MAKE distclean
  81 test -f foo.h
  82 test -f foo.c
  83 # ... but maintainer-clean should.
  84 ./configure # Re-create 'Makefile'.
  85 $MAKE maintainer-clean
  86 test ! -e foo.h
  87 test ! -e foo.c
  88
  89 :