df50opts.stp

此程序是本人编写的在MFC环境下调用Matlab函数进行编程的实例

# $Revision: 1.2 $
sub df50opts 
{
    my $input = shift;
    my $default_location = "C:\\DevStudio";

    my $language_handled_fcn = sub {
        my $lang = shift;
        
        return $lang eq "FORTRAN";
    };

    my $locate_fcn = sub {
        my @df_roots = ();
        
        my $registry_lookup_fcn = $input->{"registry_lookup"};
        my $search_path_fcn = $input->{"search_path"};

        my $df_root = &$search_path_fcn("fl32.exe");
        if ($df_root =~ /\\df\\bin$/i)
        {
            $df_root =~ s/\\df\\bin$//i;
            push(@df_roots, $df_root);
        }
        
        $df_root = &$registry_lookup_fcn("SOFTWARE\\DigitalEquipmentCorporation\\VisualFortran\\5.0",
                                         "DevStudioPath");
        if (-e "$df_root")
        {
            push(@df_roots, $df_root);
        }

        if (-e "$default_location")
        {
            push(@df_roots, $default_location);
        }

        return @df_roots;
    };

    my $root_val = sub {
        return shift;
    };

    return {
        "vendor_name"  => "Digital Visual Fortran",
        "version"      => "5.0",
        "group_id"     => "DVF",
        "serial"       => 1.0,
        "root_var"     => "DF_ROOT",
        "optfile_name" => "df50opts.bat",
        "default_location" => $default_location,
        "language_handled" => $language_handled_fcn,
        "root_val"     => $root_val,
        "locate"       => $locate_fcn
        };
}
1;