t/yacc-dist-nobuild-subdir.sh

   1 #! /bin/sh
   2 # Copyright (C) 2011-2024 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 # Check that VPATH builds and "make distcheck" works with packages
  18 # using yacc and the automake 'subdir-objects' option.
  19 # Exposes automake bug#8485.
  20
  21 required='cc yacc'
  22 . test-init.sh
  23
  24 # This test is bounded to fail for any implementation that
  25 # triggers automake bug#7884.
  26 useless_vpath_rebuild && skip_ "would trip on automake bug#7884"
  27
  28 cat >> configure.ac << 'END'
  29 AC_PROG_CC
  30 AC_PROG_YACC
  31 AC_OUTPUT
  32 END
  33
  34 mkdir sub
  35
  36 cat > sub/parse.y << 'END'
  37 %{
  38 int yylex () { return 0; }
  39 void yyerror (const char *s) {}
  40 %}
  41 %%
  42 x : 'x' {};
  43 %%
  44 int main (void)
  45 {
  46   return yyparse ();
  47 }
  48 END
  49
  50 cat > Makefile.am <<'END'
  51 AUTOMAKE_OPTIONS = subdir-objects
  52 AM_LFLAGS = --never-interactive
  53
  54 noinst_PROGRAMS = foo bar
  55 foo_SOURCES = sub/parse.y
  56 bar_SOURCES = $(foo_SOURCES)
  57 AM_YFLAGS = -d
  58 bar_YFLAGS =
  59 END
  60
  61 $ACLOCAL
  62 $AUTOCONF
  63 $AUTOMAKE -a
  64
  65 ./configure
  66 $MAKE distdir
  67
  68 # Yacc-derived C source and header files must be built and distributed.
  69
  70 test   -f sub/parse.c
  71 test   -f sub/parse.h
  72 test   -f sub/bar-parse.c
  73 test ! -e sub/bar-parse.h
  74
  75 test   -f $distdir/sub/parse.c
  76 test   -f $distdir/sub/parse.h
  77 test   -f $distdir/sub/bar-parse.c
  78 test ! -e $distdir/sub/bar-parse.h
  79
  80 # But they shouldn't be rebuilt in VPATH builds.
  81
  82 mkdir $distdir/build
  83 chmod -R a-w $distdir
  84 cd $distdir/build
  85 chmod u+w .
  86 # Try to enable dependency tracking even with slow dependency
  87 # extractors, to improve coverage.
  88 ../configure --enable-dependency-tracking YACC=false
  89 $MAKE
  90 ls -l sub/*.[ch] && exit 1
  91
  92 env DISTCHECK_CONFIGURE_FLAGS='YACC=false' $MAKE distcheck
  93
  94 :