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# Copyright (C) 2001-2007, Parrot Foundation.
=head1 NAME
config/gen/config_h.pm - Configuration Header
=head1 DESCRIPTION
Generates F<include/parrot/config.h> with platform-specific configuration
values, F<include/parrot/has_header.h> with platform-specific header
information, and F<include/parrot/feature.h> with information on optional
features.
=cut
package gen::config_h;
use strict;
use warnings;
use base qw(Parrot::Configure::Step);
use Parrot::Configure::Utils ':gen';
sub _init {
my $self = shift;
my %data;
$data{description} = q{Generate C headers};
$data{result} = q{};
$data{templates} = {
config_h => 'config/gen/config_h/config_h.in',
feature_h => 'config/gen/config_h/feature_h.in',
has_header_h => 'config/gen/config_h/has_header_h.in',
};
return \%data;
}
sub runstep {
my ( $self, $conf ) = @_;
$conf->genfile($self->{templates}->{config_h}, 'include/parrot/config.h',
ignore_pattern => 'PARROT_CONFIG_DATE',
conditioned_lines => 1
);
$conf->genfile($self->{templates}->{feature_h}, 'include/parrot/feature.h',
ignore_pattern => 'PARROT_CONFIG_DATE',
feature_file => 1
);
my @sorted_keys = sort $conf->data->keys();
$conf->data->set( TEMP_header =>
join "\n", map { $conf->data->get($_)
? "#define PARROT_HAS_HEADER_" . uc(substr $_, 2) . " 1"
: "#undef PARROT_HAS_HEADER_" . uc(substr $_, 2) }
grep { /^i_\w+/ }
@sorted_keys
);
$conf->data->set( TEMP_has_config =>
join "\n", map { "#define PARROT_" . uc($_) . " 1" }
grep { /^HAS_\w+/ && $conf->data->get($_) }
@sorted_keys
);
$conf->data->set( TEMP_d_config =>
join "\n", map { "#define PARROT_" . uc(substr $_, 2) . " " . $conf->data->get($_) }
grep { /^D_\w+/ }
@sorted_keys
);
$conf->data->set( TEMP_cli_define =>
join "\n", map { "#define PARROT_DEF_" . uc($_) . " 1" }
split /,/, $conf->options->get('define') || ''
);
$conf->genfile($self->{templates}->{has_header_h}, 'include/parrot/has_header.h');
return 1;
}
1;
# Local Variables:
# mode: cperl
# cperl-indent-level: 4
# fill-column: 100
# End:
# vim: expandtab shiftwidth=4:
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