kc3-lang/automake/tests/link_cond.test

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• Hash : 7a56bed0
  Author :
  Date : 2012-03-27T22:40:20
  

  Merge branch 'maint'
  
  * maint:
    depcomp: support tcc (Tiny C Compiler)
    tests: workaround for automatic linker determination and conditionals
    info: allow user to inhibit pruning of '${infodir}/dir'
    vala tests: fix spurious failures with older valac (<= 0.7.2)
    tests: fix a timestamp issue, and other minor buglets
    tests: fix spurious failure with older autoconf
    build: remove duplicated entries in $(TESTS)
  
  + Extra non-trivia edits:
  * tests/link_cond.test: Use 'configure.ac', not 'configure.in'.
  
  Signed-off-by: Stefano Lattarini <stefano.lattarini@gmail.com>
  

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• tests/link_cond.test

• #! /bin/sh
  # Copyright (C) 2012 Free Software Foundation, Inc.
  #
  # This program is free software; you can redistribute it and/or modify
  # it under the terms of the GNU General Public License as published by
  # the Free Software Foundation; either version 2, or (at your option)
  # any later version.
  #
  # This program is distributed in the hope that it will be useful,
  # but WITHOUT ANY WARRANTY; without even the implied warranty of
  # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  # GNU General Public License for more details.
  #
  # You should have received a copy of the GNU General Public License
  # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  
  # Test that automatic determination of the linker works well with
  # conditional use of languages in a single program.
  # This currently doesn't truly work, but we have an easy workaround
  # at least, that is tested here.
  # See automake bug#11089.
  
  required='cc c++'
  . ./defs || Exit 1
  
  set -e
  
  cat >> configure.ac << 'END'
  AC_PROG_CC
  AC_PROG_CXX
  AM_CONDITIONAL([HAVE_CXX], [test $have_cxx = yes])
  AC_OUTPUT
  END
  
  cat > Makefile.am << 'END'
  bin_PROGRAMS = foo
  if HAVE_CXX
  foo_SOURCES = more.c++
  else
  foo_SOURCES = less.c
  endif
  ## FIXME: ideally, this workaround shouldn't be needed.
  if HAVE_CXX
  foo_LINK = $(CXXLINK)
  else
  foo_LINK = $(LINK)
  endif
  END
  
  $ACLOCAL
  $AUTOMAKE
  $AUTOCONF
  
  rm -f *.c++
  cat > less.c <<'END'
  /* Valid C but deliberately invalid C++ */
  main ()
  {
    int new = 0;
    return new;
  }
  END
  
  ./configure have_cxx=no
  CXX=false $MAKE -e
  
  # Sanity check.
  rm -f foo foo.exe
  CC=false $MAKE -e && Exit 99
  
  $MAKE distclean
  
  rm -f *.c
  cat > more.c++ <<'END'
  /* Valid C++ but deliberately invalid C */
  using namespace std;
  int main (void)
  {
    return 0;
  }
  END
  
  ./configure have_cxx=yes
  CC=false $MAKE -e
  
  # Sanity check.
  rm -f foo foo.exe
  CXX=false $MAKE -e && Exit 99
  
  :
  

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