t/am-include-only-one-generated-fragment.sh

   1 #! /bin/sh
   2 # Copyright (C) 2014-2017 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 inclusion of only one '.am' that can be regenerated via
  18 # a user-defined Makefile rule does not incur in spurious automake
  19 # warnings about "target redefinition".
  20
  21 . test-init.sh
  22
  23 cat >> configure.ac <<'END'
  24 AC_CONFIG_FILES([sub/Makefile])
  25 AC_OUTPUT
  26 END
  27
  28 cat > Makefile.am <<'END'
  29 include foobar.am
  30 $(srcdir)/foobar.am: $(srcdir)/touch.sh
  31         $(SHELL) $(srcdir)/touch.sh $(srcdir)/foobar.am
  32 EXTRA_DIST = touch.sh
  33 END
  34
  35 mkdir sub
  36 cat > sub/Makefile.am <<'END'
  37 include $(top_srcdir)/quux.am
  38 $(top_srcdir)/quux.am: $(top_srcdir)/touch.sh
  39         $(SHELL) $(top_srcdir)/touch.sh $@
  40 END
  41
  42 : > foobar.am
  43 : > quux.am
  44
  45 $ACLOCAL
  46 $AUTOMAKE
  47
  48 :