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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 -O3 -ftree-vectorize -ffast-math -fno-align-functions -fno-align-loops -fno-omit-frame-pointer -flto';
        }

        # 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 => 0755, verbose => $verbose } );
        0;
    }

    method _clean_objects() {
        my $lib_dir = path('lib');
        my @objs;
        $lib_dir->visit(
            sub ( $path, $state ) {
                push @objs, $path if $path->is_file && $path =~ /\.(?:o|obj)\z/i;
            },
            { recurse => 1 }
        );
        remove_tree( $_, { verbose => $verbose } ) for @objs;
        0;
    }

    method step_clean() {
        remove_tree( $_, { verbose => $verbose } ) for qw[blib temp];
        $self->_clean_objects;
        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];
        remove_tree( 'infix/build_lib', { verbose => $verbose } );
        $self->_clean_objects;
        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 step_fuzz(@args) {
        my %args = @args;

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

        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;

        # Try without -lrt (list-form system to avoid shell injection)
        open( my $devnull, '>', '/dev/null' ) if $^O ne 'MSWin32';
        my $old_stdout = select $devnull      if $devnull;
        system( $cc, '-o', $out, $src );
        select $old_stdout if $old_stdout;
        close $devnull     if $devnull;
        return ''          if $? == 0;

        # Try with -lrt
        open( $devnull, '>', '/dev/null' ) if $^O ne 'MSWin32';
        $old_stdout = select $devnull      if $devnull;
        system( $cc, '-o', $out, $src, '-lrt' );
        select $old_stdout if $old_stdout;
        close $devnull     if $devnull;
        return '-lrt'      if $? == 0;
        return '';
    }

    sub command_exists {
        my ($cmd) = @_;
        if ( $Config{osname} eq 'MSWin32' ) {
            return system( 'where', $cmd ) == 0;
        }
        else {
            return system( 'command', '-v', $cmd ) == 0;
        }
    }

    method step_affix {
        $self->step_infix;
        my $cwd = cwd->absolute;
        my @objs;
        require ExtUtils::CBuilder;
        my %config = %Config;
        if ($debug) {
            $config{ldflags}   =~ s/-s //g;
            $config{ldflags}   =~ s/ -s//g;
            $config{lddlflags} =~ s/-s //g;
            $config{lddlflags} =~ s/ -s//g;
        }
        my $builder = ExtUtils::CBuilder->new( quiet => !$verbose, config => \%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 $recompiled = 0;
        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";
            # Check mtimes of all .c and .h files under lib/ (includes Affix.c, marshal.c, Affix.h)
            my $newest_dep = $source->stat->mtime;
            my $iter       = path('lib')->iterator;
            while ( my $entry = $iter->() ) {
                next unless $entry->is_file;
                next unless $entry =~ /\.[ch]$/;
                my $dep_mtime = $entry->stat->mtime;
                $newest_dep = $dep_mtime if $dep_mtime > $newest_dep;
            }
            my $should_compile
                = ( $force ||
                    ( !-f $obj ) ||
                    ( $newest_dep >= path($obj)->stat->mtime ) ||
                    ( path(__FILE__)->stat->mtime > path($obj)->stat->mtime ) );
            if ($should_compile) {
                my $reason
                    = !-f $obj                                            ? 'object file missing' :
                    $newest_dep >= path($obj)->stat->mtime                ? 'source newer than object' :
                    path(__FILE__)->stat->mtime > path($obj)->stat->mtime ? 'builder changed' :
                    'forced';
                warn "Compiling $source ($reason)\n";
                $recompiled = 1;
            }
            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;