t/yacc-grepping2.sh

   1 #! /bin/sh
   2 # Copyright (C) 2001-2024 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 <https://www.gnu.org/licenses/>.
  16
  17 # Test of yacc functionality, derived from GNU binutils
  18 # by Tim Van Holder.
  19
  20 . test-init.sh
  21
  22 cat >> configure.ac << 'END'
  23 AC_PROG_CC
  24 AC_PROG_YACC
  25 END
  26
  27 cat > Makefile.am << 'END'
  28 AM_LFLAGS = --never-interactive
  29
  30 bin_PROGRAMS = maude
  31 maude_SOURCES = sub/maude.y
  32 END
  33
  34 mkdir sub
  35
  36 : > sub/maude.y
  37
  38 $ACLOCAL
  39 # FIXME: stop disabling the warnings in the 'unsupported' category
  40 # FIXME: once the 'subdir-objects' option has been mandatory.
  41 $AUTOMAKE -a -Wno-unsupported
  42
  43 grep '^maude\.c:.*maude\.y' Makefile.in
  44
  45
  46 ## Try again with subdir-objects.
  47
  48 cat > Makefile.am << 'END'
  49 AUTOMAKE_OPTIONS = subdir-objects
  50 bin_PROGRAMS = maude
  51 maude_SOURCES = sub/maude.y
  52 END
  53
  54 $AUTOMAKE -a
  55
  56 # No rule needed, the default .y.c: inference rule is enough
  57 # (but there may be an additional dependency on a dirstamp file).
  58 grep '^sub/maude\.c:.*maude\.y' Makefile.in && exit 1
  59
  60
  61 ## Try again with per-exe flags.
  62
  63 cat > Makefile.am << 'END'
  64 bin_PROGRAMS = maude
  65 maude_SOURCES = sub/maude.y
  66 ## A particularly trickey case.
  67 maude_YFLAGS = -d
  68 END
  69
  70 # FIXME: stop disabling the warnings in the 'unsupported' category
  71 # FIXME: once the 'subdir-objects' option has been mandatory.
  72 $AUTOMAKE -a -Wno-unsupported
  73
  74 # Rule should use maude_YFLAGS.
  75 grep 'AM_YFLAGS.*maude' Makefile.in && exit 1
  76
  77 # Silly regression.
  78 grep 'maudec' Makefile.in && exit 1
  79
  80 # Make sure the .o file is required.
  81 grep '^am_maude_OBJECTS.*maude' Makefile.in
  82
  83 :