t/doc-parsing-buglets-tabs.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 the documented limitation of the Automake's Makefile parser w.r.t.
  18 # use of TAB characters; see Section "General Operation" in the Automake
  19 # manual, and automake bug#8360.
  20 # If you cause some parts of this test to fail, chances are that you've
  21 # improved the Automake parser ;-)
  22
  23 . test-init.sh
  24
  25 cat > Makefile.am <<END
  26 .PHONY: test
  27 test: all check
  28
  29 fail:
  30 ${tab}@echo "'\$@ recipe executed'"; exit 1
  31
  32 ## This won't be recognized as a target+recipe by Automake.
  33 all-local${tab}:
  34 ${tab}@exit 1
  35
  36 ## This won't be recognized as a target+rdependency by Automake.
  37 all-local${tab}: fail
  38
  39 just_to_separate: dummy deps
  40
  41 ## This won't be recognized as a variable assignment by Automake.
  42 ${tab}bin_PROGRAMS = foo
  43 END
  44
  45 echo AC_OUTPUT >> configure.ac
  46
  47 $ACLOCAL
  48 $AUTOMAKE
  49
  50 $FGREP '$(EXEEEXT)' Makefile.in && exit 1
  51 grep 'all:.*all-local' Makefile.in && exit 1
  52 grep "^${tab}bin_PROGRAMS = foo" Makefile.in
  53
  54 $AUTOCONF
  55 ./configure
  56
  57 $MAKE test
  58
  59 :