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builder/Affix/Builder.pm  view on Meta::CPAN

    field $make : param //= $Config{make};
    #
    field $action : param //= 'build';
    field $meta : reader = CPAN::Meta->load_file('META.json');

    # Params to Build script
    field $install_base  : param    //= '';
    field $installdirs   : param    //= '';
    field $uninst        : param    //= 0;    # Make more sense to have a ./Build uninstall command but...
    field $install_paths : param    //= ExtUtils::InstallPaths->new( dist_name => $meta->name );
    field $verbose       : param(v) //= 0;
    field $dry_run       : param    //= 0;
    field $pureperl      : param    //= 0;
    field $jobs          : param    //= 1;
    field $destdir       : param    //= '';
    field $prefix        : param    //= '';
    #
    ADJUST {
        -e 'META.json' or die "No META information provided\n";

        # Configure Flags
        my $is_bsd = $^O =~ /bsd/i;
        my $is_win = $^O =~ /MSWin32/i;
        $cflags  = $is_bsd ? '' : '-fPIC ';
        $ldflags = $is_bsd ? '' : ' -flto=auto ';
        if ( $debug > 0 ) {
            $cflags
                .= '-DDEBUG=' .
                $debug .
                ' -g3 -gdwarf-4 ' .
                ' -Wno-deprecated -pipe ' .
                ' -Wall -Wextra -Wpedantic -Wvla -Wnull-dereference ' .
                ' -Wswitch-enum  -Wduplicated-cond ' .
                ' -Wduplicated-branches';
            $cflags .= ' -fvar-tracking-assignments' unless $Config{osname} eq 'darwin';
        }
        elsif ( !$is_win ) {
            $cflags
                .= ' -DNDEBUG -DBOOST_DISABLE_ASSERTS -Ofast -ftree-vectorize -ffast-math -fno-align-functions -fno-align-loops -fno-omit-frame-pointer -flto=auto';
        }

        # Threading support (Critical for shm_open/librt on Linux)
        if ( !$is_win ) {
            $cflags  .= ' -pthread';
            $ldflags .= ' -pthread';
        }
    }
    method write_file( $filename, $content ) { path($filename)->spew_raw($content) or die "Could not open $filename: $!\n" }
    method read_file ($filename)             { path($filename)->slurp_utf8         or die "Could not open $filename: $!\n" }

    method step_build() {
        $self->step_affix;
        my %modules       = map { $_ => catfile( 'blib', $_ ) } find( qr/\.pm$/,  'lib' );
        my %docs          = map { $_ => catfile( 'blib', $_ ) } find( qr/\.pod$/, 'lib' );
        my %scripts       = map { $_ => catfile( 'blib', $_ ) } find( qr/(?:)/,   'script' );
        my %sdocs         = map { $_ => delete $scripts{$_} } grep {/.pod$/} keys %scripts;
        my %dist_shared   = map { $_ => catfile( qw[blib lib auto share dist],   $meta->name, abs2rel( $_, 'share' ) ) } find( qr/(?:)/, 'share' );
        my %module_shared = map { $_ => catfile( qw[blib lib auto share module], abs2rel( $_, 'module-share' ) ) } find( qr/(?:)/, 'module-share' );
        pm_to_blib( { %modules, %docs, %scripts, %dist_shared, %module_shared }, catdir(qw[blib lib auto]) );
        make_executable($_) for values %scripts;
        make_path( catdir(qw[blib arch]), { chmod => 0777, verbose => $verbose } );
        0;
    }
    method step_clean() { remove_tree( $_, { verbose => $verbose } ) for qw[blib temp]; 0 }

    method step_install() {
        $self->step_build() unless -d 'blib';
        my %res;
        install(
            [   from_to     => $install_paths->install_map,
                verbose     => $verbose,
                always_copy => 1,
                dry_run     => $dry_run,
                uninst      => $uninst,
                result      => \%res
            ]
        );

        # In the future, I might check the values of %res according to https://metacpan.org/pod/ExtUtils::Install#install
        0;
    }
    method step_realclean () { remove_tree( $_, { verbose => $verbose } ) for qw[blib temp Build _build_params MYMETA.yml MYMETA.json]; 0 }

    method step_test() {
        $self->step_build() unless -d 'blib';
        require TAP::Harness::Env;
        my %test_args = (
            ( verbosity => $verbose ),
            ( jobs  => $jobs ),
            ( color => -t STDOUT ),
            lib => [ map { rel2abs( catdir( 'blib', $_ ) ) } qw[arch lib] ],
        );
        TAP::Harness::Env->create( \%test_args )->runtests( sort map { $_->stringify } find( qr/\.t$/, 't' ) )->has_errors;
    }

    method get_arguments (@sources) {
        $_ = detildefy($_) for grep {defined} $install_base, $destdir, $prefix, values %{$install_paths};
        $install_paths = ExtUtils::InstallPaths->new( dist_name => $meta->name );
        return;
    }

    method Build(@args) {
        my $method = $self->can( 'step_' . $action );
        $method // die "No such action '$action'\n";
        exit $method->($self);
    }

    method Build_PL() {
        die "Pure perl Affix? Ha! You wish.\n" if $pureperl;
        say sprintf 'Creating new Build script for %s %s', $meta->name, $meta->version;
        $self->write_file( 'Build', sprintf <<'', $^X, __PACKAGE__, __PACKAGE__ );
#!%s
use lib 'builder';
use %s;
%s->new( @ARGV && $ARGV[0] =~ /\A\w+\z/ ? ( action => shift @ARGV ) : (),
    map { /^--/ ? ( shift(@ARGV) =~ s[^--][]r => 1 ) : /^-/ ? ( shift(@ARGV) =~ s[^-][]r => shift @ARGV ) : () } @ARGV )->Build();

        make_executable('Build');
        my @env = defined $ENV{PERL_MB_OPT} ? split_like_shell( $ENV{PERL_MB_OPT} ) : ();
        $self->write_file( '_build_params', encode_json( [ \@env, \@ARGV ] ) );
        if ( my $dynamic = $meta->custom('x_dynamic_prereqs') ) {

builder/Affix/Builder.pm  view on Meta::CPAN

        # Archive infix.o -> libinfix.a
        my @archive_cmd;
        if ( $cc_type eq 'msvc' ) {
            @archive_cmd = ( $ar_cmd, @arflags, $out_flag_ar . $lib_file, $obj_file );
        }
        else {
            @archive_cmd = ( $ar_cmd, @arflags, $lib_file, $obj_file );
        }
        warn "  Archiving: @archive_cmd\n" if $verbose;
        if ( system(@archive_cmd) != 0 ) {
            die "Failed to create infix static library";
        }
        warn "Infix library built: $lib_file\n" if $verbose;
        return 0;
    }

    # Detects if linking against librt is required (common on Linux/BSD/Solaris for shm_open)
    method check_for_lrt() {
        return ''                                if $^O eq 'MSWin32';
        warn "Checking if -lrt is required...\n" if $verbose;
        my $cc        = $Config{cc} || 'cc';
        my $test_code = <<'END_C';
#include <sys/mman.h>
#include <fcntl.h>
int main(void) { shm_open("/test", O_RDONLY, 0); return 0; }
END_C
        my ( $fh, $src ) = tempfile( SUFFIX => '.c', UNLINK => 1 );
        print $fh $test_code;
        close $fh;
        my ( $ofh, $out ) = tempfile( UNLINK => 1 );
        close $ofh;
        my $null = '/dev/null';

        # Try without -lrt
        system("$cc -o $out $src >$null 2>&1") == 0 and return '';

        # Try with -lrt
        system("$cc -o $out $src -lrt >$null 2>&1") == 0 and return '-lrt';
        return '';
    }

    sub command_exists {
        my ($cmd)       = @_;
        my $null_device = $Config{osname} eq 'MSWin32' ? 'NUL'                            : '/dev/null';
        my $search_cmd  = $Config{osname} eq 'MSWin32' ? "where $cmd > $null_device 2>&1" : "command -v $cmd > $null_device 2>&1";
        return system($search_cmd) == 0;
    }

    method step_affix {
        $self->step_infix;
        my $cwd = cwd->absolute;
        my @objs;
        require ExtUtils::CBuilder;
        my $builder = ExtUtils::CBuilder->new( quiet => !$verbose, config => {} );
        my $pre     = $cwd->child(qw[blib arch auto])->absolute;
        require DynaLoader;
        my $mod2fname = defined &DynaLoader::mod2fname ? \&DynaLoader::mod2fname : sub { return $_[0][-1] };
        my @parts     = ('Affix');
        my $archdir   = rel2abs catdir( curdir, qw[. blib arch auto], @parts );
        my $err;
        make_path( $archdir, { chmod => 0755, error => \$err, verbose => $verbose } );
        my $lib_file = catfile( $archdir, $mod2fname->( \@parts ) . '.' . $Config{dlext} );
        my @dirs;
        push @dirs, '../';
        my $has_cxx = !1;
        my @sources = $cwd->child('lib/Affix.c');

        #~ warn "Sources to process: @sources\n";
        for my $source (@sources) {

            #~ warn "Processing source: $source\n";
            my $cxx       = $source =~ /cx+$/;
            my $file_base = $source->basename(qr[.c$]);
            my $tempdir   = path('lib');
            $tempdir->mkdir( { verbose => $verbose, mode => oct '755' } );
            my $version = $meta->version;
            my $obj     = $builder->object_file($source);

            #~ warn "Checking obj: $obj\n";
            my $should_compile
                = ( $force ||
                    ( !-f $obj ) ||
                    ( $source->stat->mtime >= path($obj)->stat->mtime ) ||
                    ( path(__FILE__)->stat->mtime > path($obj)->stat->mtime ) );

            #~ warn "Should compile: $should_compile\n";
            push @dirs, $source->dirname();
            $has_cxx = 1 if $cxx;
            push @objs,
                $should_compile ?
                $builder->compile(
                quiet        => 0,
                'C++'        => $cxx,
                source       => $source->stringify,
                defines      => { VERSION => qq/"$version"/, XS_VERSION => qq/"$version"/ },
                include_dirs => [
                    cwd->stringify,                                             cwd->child('infix')->realpath->stringify,
                    cwd->child('infix')->child('include')->realpath->stringify, cwd->child('infix')->child('src')->realpath->stringify,
                    $source->dirname,                                           $pre->child( $meta->name, 'include' )->stringify
                ],
                extra_compiler_flags =>
                    ( '-fPIC -std=' . ( $cxx ? $cppver : $cver ) . ' ' . $cflags . ( $debug ? ' -ggdb3 -g -Wall -Wextra -pedantic' : '' ) )
                ) :
                $obj;
        }

        # Point to the Architecture-specific build lib
        my $infix_build_lib = cwd->absolute->child('infix')->child( 'build_lib', $Config{archname} )->stringify;

        # Check for -lrt requirement
        my $lrt_flag = $self->check_for_lrt();
        my $data     = {

            # Removed incorrect -lstdc++ logic. Added -lm for math.
            # -pthread is already in $ldflags via ADJUST
            extra_linker_flags => ( $ldflags . ' -L' . $infix_build_lib . ' -linfix ' . $lrt_flag . ' -lm' ),
            objects            => [@objs],
            lib_file           => $lib_file,
            module_name        => join '::',
            @parts
        };