t/dist-missing-included-m4.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 # The stub rules emitted to work around the "deleted header problem"
  18 # for '.m4' files shouldn't prevent "make" from diagnosing a missing
  19 # required '.m4' file from a distribution tarball.
  20 # See discussion about automake bug#9768.
  21 # See also sister test 'dist-missing-m4.sh'.
  22
  23 . test-init.sh
  24
  25 cat >> configure.ac <<'END'
  26 m4_include([foobar.m4])
  27 m4_include([zardoz.m4])
  28 AC_OUTPUT
  29 END
  30
  31 : > foobar.m4
  32 : > zardoz.m4
  33
  34 : > Makefile.am
  35
  36 $ACLOCAL
  37 $AUTOCONF
  38 $AUTOMAKE
  39
  40 ./configure
  41
  42 # A faulty distribution tarball, with a required '.m4' file missing.
  43 # Building from it should fail, both for in-tree and VPATH builds.
  44 ocwd=$(pwd) || fatal_ "cannot get current working directory"
  45 for vpath in false :; do
  46   $MAKE distdir
  47   test -f $distdir/zardoz.m4 # Sanity check.
  48   rm -f $distdir/zardoz.m4
  49   if $vpath; then
  50     # We can't just build in a subdirectory of $distdir, otherwise
  51     # we'll hit automake bug#10111.
  52     mkdir vpath-distcheck
  53     cd vpath-distcheck
  54     ../$distdir/configure
  55   else
  56     cd $distdir
  57     ./configure
  58   fi
  59   run_make -e FAIL -M
  60   # This error will come from automake, not make, so we can be stricter
  61   # in our grepping of it.
  62   grep 'zardoz\.m4.*does not exist' output
  63   grep 'foobar\.m4' output && exit 1 # No spurious error, please.
  64   cd "$ocwd" || fatal_ "cannot chdir back to top-level test directory"
  65 done
  66
  67 :