/usr/share/perl5/FCM/System/Make/Build/FileType/H.pm is in fcm 2016.12.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# (C) British Crown Copyright 2006-16 Met Office.
#
# This file is part of FCM, tools for managing and building source code.
#
# FCM 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 3 of the License, or
# (at your option) any later version.
#
# FCM 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 FCM. If not, see <http://www.gnu.org/licenses/>.
# ------------------------------------------------------------------------------
use strict;
use warnings;
# ------------------------------------------------------------------------------
package FCM::System::Make::Build::FileType::H;
use base qw{FCM::System::Make::Build::FileType};
use FCM::Context::Make::Build; # for FCM::Context::Make::Build::Target
use FCM::System::Make::Build::Task::Install;
use File::Basename qw{basename};
# RE: file (base) name
my $RE_FILE = qr{[\w\-+.]+}imsx;
# Dependency types and CODE to extract them
my %SOURCE_ANALYSE_DEP_OF = (
include => sub { $_[0] =~ qr{\A\#\s*include\s+"($RE_FILE)"}msx },
# Note: handle ! as a comment, for *.h files containing Fortran source
o => sub {
$_[0] =~ qr{\A\s*(?:!|/\*)\s*depends\s*on\s*:\s*($RE_FILE)}imsx;
},
);
# Alias
my $TARGET = 'FCM::Context::Make::Build::Target';
# Handler of tasks
my %TASK_CLASS_OF = (install => 'FCM::System::Make::Build::Task::Install');
# Property suffices of output file extensions
my %TARGET_EXT_OF = ('o' => '.o');
sub new {
my ($class, $attrib_ref) = @_;
bless(
FCM::System::Make::Build::FileType->new({
id => 'h',
file_ext => '.h',
source_analyse_dep_of => {%SOURCE_ANALYSE_DEP_OF},
source_to_targets => \&_source_to_targets,
target_file_ext_of => {%TARGET_EXT_OF},
task_class_of => {%TASK_CLASS_OF},
%{$attrib_ref},
}),
$class,
);
}
# Returns a list of targets for a given build source.
sub _source_to_targets {
my ($attrib_ref, $source, $prop_hash_ref) = @_;
my %dot = %{$prop_hash_ref};
my $key = basename($source->get_path());
my @deps = map {
my $ext = $attrib_ref->{util}->file_ext($_->[0]);
$_->[1] eq 'o' && !$ext ? [lc($_->[0]) . $dot{o}, $_->[1]] : $_;
} @{$source->get_deps()};
$TARGET->new(
{ category => $TARGET->CT_INCLUDE,
deps => [@deps],
dep_policy_of => {'include' => $TARGET->POLICY_CAPTURE},
key => $key,
status_of=> {'include' => $TARGET->ST_UNKNOWN},
task => 'install',
}
);
}
# ------------------------------------------------------------------------------
package FCM::System::Make::Build::FileType::HPP;
use base qw{FCM::System::Make::Build::FileType::H};
sub new {
my ($class, $attrib_ref) = @_;
bless(
FCM::System::Make::Build::FileType::H->new({
source_analyse_dep_of => {include => $SOURCE_ANALYSE_DEP_OF{include}},
target_file_ext_of => {},
%{$attrib_ref},
}),
$class,
);
}
# ------------------------------------------------------------------------------
1;
__END__
=head1 NAME
FCM::System::Make::Build::FileType::H
=head1 SYNOPSIS
use FCM::System::Make::Build::FileType::H;
my $helper = FCM::System::Make::Build::FileType::H->new();
$helper->source_analyse($handle);
my $helper = FCM::System::Make::Build::FileType::HPP->new();
$helper->source_analyse($handle);
=head1 DESCRIPTION
A wrapper of
L<FCM::System::Make::Build::FileType|FCM::System::Make::Build::FileType> with
configurations to work with C or Fortran preprocessor header files.
=head1 COPYRIGHT
(C) Crown copyright Met Office. All rights reserved.
=cut
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