t/yflags-var-expand.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 automake expand variables when looking for '-d' in YFLAGS;
  18 # for example, the following is supposed to work:
  19 #  foo_flags = -d
  20 #  AM_YFLAGS = $(foo_flags)
  21
  22 . test-init.sh
  23
  24 cat >> configure.ac <<'END'
  25 AC_PROG_CC
  26 AC_PROG_YACC
  27 END
  28
  29 $ACLOCAL
  30
  31 cat > Makefile.am <<'END'
  32 AM_LFLAGS = --never-interactive
  33
  34 bin_PROGRAMS = foo bar
  35 foo_SOURCES = foo.y
  36 bar_SOURCES = bar.y
  37 my_YFLAGS = -x
  38 AM_YFLAGS = $(my_YFLAGS:x=d)
  39 bar_YFLAGS = $(AM_YFLAGS)
  40 END
  41
  42 $AUTOMAKE -a
  43
  44 $EGREP '(foo|bar|YFLAGS)' Makefile.in # For debugging.
  45 grep '^foo.h *:' Makefile.in
  46 grep '^bar-bar.h *:' Makefile.in
  47
  48 cat > Makefile.am <<'END'
  49 AUTOMAKE_OPTIONS = -Wno-gnu
  50 bin_PROGRAMS = zardoz
  51 zardoz_SOURCES = parser.y
  52 my_YFLAGS = $(my_YFLAGS_1)
  53 my_YFLAGS += $(my_YFLAGS_2)
  54 my_YFLAGS_2 = -d
  55 YFLAGS = $(my_YFLAGS)
  56 END
  57
  58 $AUTOMAKE
  59
  60 $EGREP 'parser|YFLAGS' Makefile.in # For debugging.
  61 grep '^parser.h *:' Makefile.in
  62
  63 :