t/lflags.sh

   1 #! /bin/sh
   2 # Copyright (C) 2010-2012 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 <http://www.gnu.org/licenses/>.
  16
  17 # Check that $(LFLAGS) takes precedence over both $(AM_LFLAGS) and
  18 # $(foo_LFLAGS).
  19 # Please keep this in sync with the sister tests lflags2.sh, yflags.sh
  20 # and yflags2.sh.
  21
  22 required=cc
  23 . ./defs || exit 1
  24
  25 cat >fake-lex <<'END'
  26 #!/bin/sh
  27 echo '/*' "$*" '*/' >lex.yy.c
  28 echo 'extern int dummy;' >> lex.yy.c
  29 END
  30 chmod a+x fake-lex
  31
  32 # Remove Lex from the environment, so that it won't interfere
  33 # with 'make -e' below.
  34 unset LEX || :
  35
  36 cat >> configure.ac <<'END'
  37 AC_SUBST([CC], [false])
  38 # Simulate presence of Lex using our fake-lex script.
  39 AC_SUBST([LEX], ['$(abs_top_srcdir)'/fake-lex])
  40 AC_SUBST([LEX_OUTPUT_ROOT], [lex.yy])
  41 AC_SUBST([LEXLIB], [''])
  42 AC_OUTPUT
  43 END
  44
  45 cat > Makefile.am <<'END'
  46 AUTOMAKE_OPTIONS = no-dependencies
  47 bin_PROGRAMS = foo bar
  48 foo_SOURCES = main.c foo.l
  49 bar_SOURCES = main.c bar.l
  50 AM_LFLAGS = __am_flags__
  51 bar_LFLAGS = __bar_flags__
  52 END
  53
  54 $ACLOCAL
  55 $AUTOMAKE -a
  56
  57 grep '\$(LFLAGS).*\$(bar_LFLAGS)' Makefile.in && exit 1
  58 grep '\$(LFLAGS).*\$(AM_LFLAGS)' Makefile.in && exit 1
  59
  60 : > foo.l
  61 : > bar.l
  62
  63 $AUTOCONF
  64 ./configure
  65 env LFLAGS=__user_flags__ $MAKE -e foo.c bar-bar.c
  66
  67 cat foo.c
  68 cat bar-bar.c
  69
  70 grep '__am_flags__.*__user_flags__' foo.c
  71 grep '__bar_flags__.*__user_flags__' bar-bar.c
  72
  73 :