use ExtUtils::MakeMaker;
# See lib/ExtUtils/MakeMaker.pm for details of how to influence
# the contents of the Makefile that is written.
WriteMakefile(
    'NAME'		=> 'I18N::Langinfo',
    'VERSION_FROM'	=> 'Langinfo.pm', # finds $VERSION
    'PREREQ_PM'		=> {}, # e.g., Module::Name => 1.1
    ($] >= 5.005 ?    ## Add these new keywords supported since 5.005
      (ABSTRACT_FROM => 'Langinfo.pm', # retrieve abstract from module
       AUTHOR     => 'Jarkko Hietaniemi <jhi@hut.fi>') : ()),
    'LIBS'		=> [''], # e.g., '-lm'
    'DEFINE'		=> '', # e.g., '-DHAVE_SOMETHING'
	# Insert -I. if you add *.h files later:
    'INC'		=> '', # e.g., '-I/usr/include/other'
    realclean => {FILES=> 'const-c.inc const-xs.inc'},
	# Un-comment this if you add C files to link with later:
    # 'OBJECT'		=> '$(O_FILES)', # link all the C files too
);
if (eval {require ExtUtils::Constant; 1}) {
  # Some older versions of glibc use only enums, no defines, hence all this
  # hassle (so old glibc that the define is GNU_LIBRARY, not GLIBC):
  my @names = 'CODESET'; # CODESET isn't an enum in old glibc's langinfo.h
  push @names,           # This lot are always enums in old langinfo.h:
    {name=>$_, type=>"IV",
     macro=>["#if defined($_) || (defined(__GNU_LIBRARY__) && defined(_NL_ITEM))\n",
             "#endif\n"]}
      foreach qw (ABDAY_1 ABDAY_2 ABDAY_3 ABDAY_4 ABDAY_5 ABDAY_6 ABDAY_7
                  ABMON_1 ABMON_10 ABMON_11 ABMON_12 ABMON_2 ABMON_3 ABMON_4
                  ABMON_5 ABMON_6 ABMON_7 ABMON_8 ABMON_9 ALT_DIGITS AM_STR
                  DAY_1 DAY_2 DAY_3 DAY_4 DAY_5 DAY_6 DAY_7 D_FMT D_T_FMT ERA
                  ERA_D_FMT ERA_D_T_FMT ERA_T_FMT MON_1 MON_10 MON_11 MON_12
                  MON_2 MON_3 MON_4 MON_5 MON_6 MON_7 MON_8 MON_9 NOEXPR NOSTR
                  PM_STR T_FMT T_FMT_AMPM YESEXPR YESSTR);
  push @names,           # This lot are only enums for __SVR4_I386_ABI_L1__:
    {name=>$_, type=>"IV",
     macro=>["#if defined($_) || (defined(__GNU_LIBRARY__) && defined(_NL_ITEM) && defined(__SVR4_I386_ABI_L1__))\n",
             "#endif\n"]}
      foreach qw (CRNCYSTR THOUSEP RADIXCHAR);
  ExtUtils::Constant::WriteConstants(
                                     NAME => 'I18N::Langinfo',
                                     NAMES => \@names,
                                    );
} else {
  use File::Copy;
  use File::Spec;
  foreach my $file ('const-c.inc', 'const-xs.inc') {
    my $fallback = File::Spec->catfile('fallback', $file);
    copy ($fallback, $file) or die "Can't copy $fallback to $file: $!";
  }
}