#!/usr/bin/perl -w

# Copyright 2002 Patrik Stridvall
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library 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
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
#

use strict;

BEGIN {
    $0 =~ m%^(.*?/?tools)/winapi/winapi_test$%;
    require "$1/winapi/setup.pm";
}

use config qw(
    file_type files_skip files_filter
    $current_dir $wine_dir $winapi_dir
);
use output qw($output);
use winapi_test_options qw($options);

if($options->progress) {
    $output->enable_progress;
} else {
    $output->disable_progress;
}

use c_parser;
use tests qw($tests);
use type;
use util qw(replace_file);

my @tests = ();
if ($options->pack) {
    push @tests, "pack";
}

my @files = ();
{
    my %files;

    my %test_dirs;
    foreach my $test (@tests) {
	my @test_dirs = $tests->get_test_dirs($test);
	foreach my $test_dir (@test_dirs) {
	    my @headers = $tests->get_section($test_dir, $test, "header");
	    foreach my $header (@headers) {
		$files{"include/$header"} = 1;
	    }
	}
    }

    foreach my $test (@tests) {
	my @test_dirs = $tests->get_test_dirs($test);
	foreach my $test_dir (@test_dirs) {
	    my @headers = $tests->get_section($test_dir, $test, "header");
	    foreach my $header (@headers) {
		if($files{"include/$header"}) {
		    push @files, "include/$header";
		    $files{"include/$header"} = 0;
		}
	    }
	}
    }
}

if (0) {
    my $file = "tests.dat";

    $file .= "2"; # FIXME: For tests

    open(OUT, "> $winapi_dir/$file") || die "Error: Can't open $winapi_dir/$file: $!\n";

    my $x = 0;
    my @test_dirs = $tests->get_test_dirs();
    foreach my $test_dir (@test_dirs) {
	print OUT "\n" if $x++;
	print OUT "%%%$test_dir\n";
	print OUT "\n";

	my $y = 0;
	my @tests = $tests->get_tests($test_dir);
	foreach my $test (@tests) {
	    print OUT "\n" if $y++;
	    print OUT "%%$test\n";
	    print OUT "\n";

	    my @types;

	    my $z = 0;
	    my @sections = $tests->get_sections($test_dir, $test);
	    foreach my $section (@sections) {
		my @lines = $tests->get_section($test_dir, $test, $section);

		if ($section =~ /^(?:struct|type)$/) {
		    foreach my $line (@lines) {
			push @types, $line;
		    }
		    next;
		}

		print OUT "\n" if $z++;
		print OUT "%$section\n";
		print OUT "\n";
		foreach my $line (@lines) {
			print OUT "$line\n";
		}
	    }

	    @types = sort { $x = $a; $y = $b; $x =~ s/^!//;  $y =~ s/^!//; $x cmp $y } @types;

	    print OUT "\n" if $z++;
	    print OUT "%type\n";
	    print OUT "\n";
	    foreach my $type (@types) {
		print OUT "$type\n";
	    }
	}
    }

    close(OUT);
    exit(0);
}


my %file2types;

my $progress_output;
my $progress_current = 0;
my $progress_max = scalar(@files);

########################################################################
# find_type

my %type_name2type;

my %defines = (
    "ANYSIZE_ARRAY" => 1,
    "CCHDEVICENAME" => 32,
    "CCHILDREN_TITLEBAR+1" => 6,
    "ELF_VENDOR_SIZE" => 4,
    "EXCEPTION_MAXIMUM_PARAMETERS" => 15,
    "HW_PROFILE_GUIDLEN" => 39,
    "IMAGE_NUMBEROF_DIRECTORY_ENTRIES" => 16,
    "IMAGE_SIZEOF_SHORT_NAME" => 8,
    "LF_FACESIZE" => 32,
    "LF_FULLFACESIZE" => 64,
    "MAXIMUM_SUPPORTED_EXTENSION" => 512,
    "MAX_GOPHER_DISPLAY_TEXT + 1" => 129,
    "MAX_GOPHER_LOCATOR_LENGTH + 1" => 654,
    "MAX_PATH" => 260,
    "MAX_PROFILE_LEN" => 80,
    "NUM_POINTS" => 3,
    "OFS_MAXPATHNAME" => 128,
    "SIZE_OF_80387_REGISTERS" => 80,
    "TOKEN_SOURCE_LENGTH" => 8,
);

my %align_kludge_reported = ("FILETIME" => 1, "LARGE_INTEGER" => 1);
my %size_kludge_reported = ("FILETIME" => 1, "LARGE_INTEGER" => 1);
my %size_parse_reported;

sub _find_align_kind_size($) {
    my $type_name = shift;

    local $_ = $type_name;

    my $align;
    my $kind;
    my $size;
    if (0) {
	# Nothing
    } elsif (/\*+$/) {
	$align = 4;
	$kind = "pointer";
	$size = 4;
    } elsif(/^(?:(signed|unsigned)\s+)?(?:__int8|char|byte)$/) {
	$align = 1;
	$kind = defined($1) ? $1 : "signed";
	$size = 1;
    } elsif (/^(?:(signed|unsigned)\s+)?(?:__int16|short(?:\s+int)?)$/) {
	$align = 2;
	$kind = defined($1) ? $1 : "signed";
	$size = 2;
    } elsif (/^(?:wchar_t)$/) {
	$align = 2;
	$kind = "signed";
	$size = 2;
    } elsif (/^(signed|unsigned)$/) {
	$align = 4;
	$kind = defined($1) ? $1 : "signed";
	$size = 4;
    } elsif (/^(?:(signed|unsigned)\s+)?(?:__int32|int|long(?:\s+int)?)$/) {
	$align = 4;
	$kind = defined($1) ? $1 : "signed";
	$size = 4;
    } elsif (/^(?:float)$/) {
	$align = 4;
	$kind = "float";
	$size = 4;
    } elsif (/^(?:(signed|unsigned)\s+)?__int64$/) {
	$align = 8;
	$kind = defined($1) ? $1 : "signed";
	$size = 8;
    } elsif (/^(?:double|DOUBLE|DATE)$/) {
	$align = 8;
	$kind = "float";
	$size = 8;
    } elsif (/^(?:long\s+double)$/) {
	$align = 4;
	$kind = "float";
	$size = 12;
    } elsif (/^H(?:DC|BITMAP|BRUSH|ICON|INSTANCE|KEY|MENU|METAFILE|RESULT|WND)$/) {
	$align = 4;
	$kind = "unsigned";
	$size = 4;
    } elsif (/^LP(?:BYTE|CSTR|CWSTR|DWORD|STR|VOID|WSTR)$/) {
	$align = 4;
	$kind = "pointer";
	$size = 4;
    } elsif (/^(?:FILETIME)$/) {
	$align = 4;
	$kind = "struct";
	$size = 8;
    } elsif (/^(?:VOID)$/) {
 	$align = 4;
 	$kind = "signed";
 	$size = 4;
    } elsif (/^(?:SHORT)$/) {
	$align = 2;
	$kind = "unsigned";
	$size = 2;
    } elsif (/^(?:BYTE)$/) {
	$align = 1;
	$kind = "unsigned";
	$size = 1;
    } elsif (/^(?:DWORD)$/) {
	$align = 4;
	$kind = "unsigned";
	$size = 4;
    } elsif (/^(?:WORD)$/) {
	$align = 2;
	$kind = "unsigned";
	$size = 2;
    } elsif (/^(?:INT64|LONG64|LONGLONG)$/) {
	$align = 8;
 	$kind = "signed";
 	$size = 8;
    } elsif (/^(?:UINT64|ULONG64|DWORD64|ULONGLONG|DWORDLONG)$/) {
	$align = 8;
 	$kind = "unsigned";
 	$size = 8;
    } elsif (/^(?:LARGE_INTEGER)$/) {
	$align = 8;
	$kind = "union";
	$size = 8;
    } elsif (/^(?:POINTS)$/) {
	$align = 2;
	$kind = "struct";
	$size = 4;
    } elsif (/^(struct|union)$/) {
	$kind = $1;
	if (!$size_parse_reported{$_}) {
	    $output->write("$type_name: can't parse type\n");
	    $size_parse_reported{$_} = 1;
	}
    } elsif (/^\w+\s*\((?:\s*CALLBACK|\s*NTAPI|\s*WINAPI)?\s*\*\s*\)\s*\(.*?\)$/) {
	$align = 4;
	$kind = "pointer";
	$size = 4;
    }

    my $align2;
    if (defined(my $type = $type_name2type{$_})) {
	$align2 = $type->align;
    }

    if (!defined($align)) {
	$align = $align2;
    } elsif (defined($align2) && !$align_kludge_reported{$_}) {
	$align_kludge_reported{$_} = 1;
	$output->write("$type_name: type needn't be kludged\n");
    }

    if (!defined($align)) {
	# $output->write("$type_name: can't find type\n");
    }

    my $size2;
    if (defined(my $type = $type_name2type{$_})) {
	$size2 = $type->size;
    }

    if (!defined($size)) {
	$size = $size2;
    } elsif (defined($size2) && !$size_kludge_reported{$_}) {
	$size_kludge_reported{$_} = 1;
	$output->write("$type_name: type needn't be kludged\n");
    }

    return ($align, $kind, $size);
}

sub find_align($) {
    my $type_name = shift;
    (my $align, my $kind, my $size) = _find_align_kind_size($type_name);
    return $align;
}

sub find_kind($) {
    my $type_name = shift;
    (my $align, my $kind, my $size) = _find_align_kind_size($type_name);

    return $kind;
}

sub find_size($) {
    my $type_name = shift;
    (my $align, my $kind, my $size) = _find_align_kind_size($type_name);
    return $size;
}

sub find_count($) {
    my $count = shift;
    return $defines{$count};
}

foreach my $file (@files) {
    $progress_current++;

    {
	open(IN, "< $wine_dir/$file") || die "Error: Can't open $wine_dir/$file: $!\n";
	local $/ = undef;
	$_ = <IN>;
	close(IN);
    }

    my $max_line = 0;
    {
      local $_ = $_;
      while(s/^.*?\n//) { $max_line++; }
      if($_) { $max_line++; }
    }

    my $parser = new c_parser($file);

    my $line;
    my $type;
    my @packs = (4);

    my $update_output = sub {
	my $progress = "";
	my $prefix = "";

	$progress .= "$file (file $progress_current of $progress_max)";
	$prefix .= "$file: ";

	if(defined($line)) {
	    $progress .= ": line $line of $max_line";
	}

	$output->progress($progress);
	$output->prefix($prefix);
    };

    &$update_output();

    my $found_line = sub {
	$line = shift;

	&$update_output;
    };
    $parser->set_found_line_callback($found_line);

    my $found_preprocessor = sub {
	my $begin_line = shift;
	my $begin_column = shift;
	my $preprocessor = shift;

        #print "found_preprocessor: $begin_line: [$_]\n";
	if ($preprocessor =~ /^\#\s*include\s+[\"<]pshpack(\d+)\.h[\">]$/) {
	    push @packs, $1;
            #print "found pack $1 on line $begin_line\n";
	} elsif($preprocessor =~ /^\#\s*include\s+[\"<]poppack\.h[\">]$/) {
	    pop @packs;
            #print "found poppack on line $begin_line\n";
	}

	return 1;
    };
    $parser->set_found_preprocessor_callback($found_preprocessor);

    my $found_type = sub {
	$type = shift;

	&$update_output();

	my $name = $type->name;
	$file2types{$file}{$name} = $type;

	$type->set_find_align_callback(\&find_align);
	$type->set_find_kind_callback(\&find_kind);
	$type->set_find_size_callback(\&find_size);
	$type->set_find_count_callback(\&find_count);

	my $pack = $packs[$#packs];
	if (!defined($type->pack) && $type->kind =~ /^(?:struct|union)$/) {
	    $type->pack($pack);
	}
	my $size = $type->size();
	if (defined($size)) {
	    my $max_field_base_size = 0;

	    foreach my $field ($type->fields()) {
		my $field_type_name = $field->type_name;
		my $field_name = $field->name;
		my $field_size = $field->size;
		my $field_base_size = $field->base_size;
		my $field_offset = $field->offset;
		my $field_align = $field->align;

		# $output->write("$name: $field_type_name: $field_name: $field_offset: $field_size($field_base_size): $field_align\n");
	    }
	    # $output->write("$name: $size\n");

	    $type_name2type{$name} = $type;
	} else {
	    # $output->write("$name: can't find size\n");
	}

	return 1;
    };
    $parser->set_found_type_callback($found_type);

    {
	my $line = 1;
	my $column = 0;
	if(!$parser->parse_c_file(\$_, \$line, \$column)) {
	    $output->write("can't parse file\n");
	}
    }

    $output->prefix("");
}

########################################################################
# output_header

sub output_header($$$) {
    local *OUT = shift; 

    my $test_dir = shift;
    my @tests = @{(shift)};

    print OUT "/* File generated automatically from tools/winapi/test.dat; do not edit! */\n";
    print OUT "/* This file can be copied, modified and distributed without restriction. */\n";
    print OUT "\n";

    print OUT "/*\n";
    foreach my $test (@tests) {
	my @description = $tests->get_section($test_dir, $test, "description");
	foreach my $description (@description) {
	    print OUT " * $description\n";
	}
    }
    print OUT " */\n";
    print OUT "\n";

    print OUT "#define WINVER 0x0501\n";
    print OUT "#define _WIN32_IE 0x0501\n";
    print OUT "#define _WIN32_WINNT 0x0501\n";
    print OUT "\n";
    print OUT "#define WINE_NOWINSOCK\n";
    print OUT "\n";
    foreach my $test (@tests) {
	my @includes = $tests->get_section($test_dir, $test, "include");
	foreach my $include (@includes) {
	    print OUT "#include $include\n";
	}
    }
    print OUT "\n";
    print OUT "#include \"wine/test.h\"\n";
    print OUT "\n";

    print OUT "/***********************************************************************\n";
    print OUT " * Compatibility macros\n";
    print OUT " */\n";
    print OUT "\n";
    print OUT "#define DWORD_PTR UINT_PTR\n";
    print OUT "#define LONG_PTR INT_PTR\n";
    print OUT "#define ULONG_PTR UINT_PTR\n";
    print OUT "\n";

    print OUT "/***********************************************************************\n";
    print OUT " * Windows API extension\n";
    print OUT " */\n";
    print OUT "\n";
    print OUT "#if defined(_MSC_VER) && (_MSC_VER >= 1300) && defined(__cplusplus)\n";
    print OUT "# define FIELD_ALIGNMENT(type, field) __alignof(((type*)0)->field)\n";
    print OUT "#elif defined(__GNUC__)\n";
    print OUT "# define FIELD_ALIGNMENT(type, field) __alignof__(((type*)0)->field)\n";
    print OUT "#else\n";
    print OUT "/* FIXME: Not sure if is possible to do without compiler extension */\n";
    print OUT "#endif\n";
    print OUT "\n";
    print OUT "#if defined(_MSC_VER) && (_MSC_VER >= 1300) && defined(__cplusplus)\n";
    print OUT "# define _TYPE_ALIGNMENT(type) __alignof(type)\n";
    print OUT "#elif defined(__GNUC__)\n";
    print OUT "# define _TYPE_ALIGNMENT(type) __alignof__(type)\n";
    print OUT "#else\n";
    print OUT "/*\n";
    print OUT " * FIXME: Not sure if is possible to do without compiler extension\n";
    print OUT " *        (if type is not just a name that is, if so the normal)\n";
    print OUT " *         TYPE_ALIGNMENT can be used)\n";
    print OUT " */\n";
    print OUT "#endif\n";
    print OUT "\n";
    print OUT "#if defined(TYPE_ALIGNMENT) && defined(_MSC_VER) && _MSC_VER >= 800 && !defined(__cplusplus)\n";
    print OUT "#pragma warning(disable:4116)\n";
    print OUT "#endif\n";
    print OUT "\n";
    print OUT "#if !defined(TYPE_ALIGNMENT) && defined(_TYPE_ALIGNMENT)\n";
    print OUT "# define TYPE_ALIGNMENT _TYPE_ALIGNMENT\n";
    print OUT "#endif\n";
    print OUT "\n";

    print OUT "/***********************************************************************\n";
    print OUT " * Test helper macros\n";
    print OUT " */\n";
    print OUT "\n";
    print OUT "#ifdef FIELD_ALIGNMENT\n";
    print OUT "# define TEST_FIELD_ALIGNMENT(type, field, align) \\\n";
    print OUT "   ok(FIELD_ALIGNMENT(type, field) == align, \\\n";
    print OUT "       \"FIELD_ALIGNMENT(\" #type \", \" #field \") == %d (expected \" #align \")\\n\", \\\n";
    print OUT "           (int)FIELD_ALIGNMENT(type, field))\n";
    print OUT "#else\n";
    print OUT "# define TEST_FIELD_ALIGNMENT(type, field, align) do { } while (0)\n";
    print OUT "#endif\n";
    print OUT "\n";
    print OUT "#define TEST_FIELD_OFFSET(type, field, offset) \\\n";
    print OUT "    ok(FIELD_OFFSET(type, field) == offset, \\\n";
    print OUT "        \"FIELD_OFFSET(\" #type \", \" #field \") == %ld (expected \" #offset \")\\n\", \\\n";
    print OUT "             (long int)FIELD_OFFSET(type, field))\n";
    print OUT "\n";
    print OUT "#ifdef _TYPE_ALIGNMENT\n";
    print OUT "#define TEST__TYPE_ALIGNMENT(type, align) \\\n";
    print OUT "    ok(_TYPE_ALIGNMENT(type) == align, \"TYPE_ALIGNMENT(\" #type \") == %d (expected \" #align \")\\n\", (int)_TYPE_ALIGNMENT(type))\n";
    print OUT "#else\n";
    print OUT "# define TEST__TYPE_ALIGNMENT(type, align) do { } while (0)\n";
    print OUT "#endif\n";
    print OUT "\n";
    print OUT "#ifdef TYPE_ALIGNMENT\n";
    print OUT "#define TEST_TYPE_ALIGNMENT(type, align) \\\n";
    print OUT "    ok(TYPE_ALIGNMENT(type) == align, \"TYPE_ALIGNMENT(\" #type \") == %d (expected \" #align \")\\n\", (int)TYPE_ALIGNMENT(type))\n";
    print OUT "#else\n";
    print OUT "# define TEST_TYPE_ALIGNMENT(type, align) do { } while (0)\n";
    print OUT "#endif\n";
    print OUT "\n";
    print OUT "#define TEST_TYPE_SIZE(type, size) \\\n";
    print OUT "    ok(sizeof(type) == size, \"sizeof(\" #type \") == %d (expected \" #size \")\\n\", ((int) sizeof(type)))\n";
    print OUT "\n";
    print OUT "/***********************************************************************\n";
    print OUT " * Test macros\n";
    print OUT " */\n";
    print OUT "\n";
    print OUT "#define TEST_FIELD(type, field_type, field_name, field_offset, field_size, field_align) \\\n";
    print OUT "  TEST_TYPE_SIZE(field_type, field_size); \\\n";
    print OUT "  TEST_FIELD_ALIGNMENT(type, field_name, field_align); \\\n";
    print OUT "  TEST_FIELD_OFFSET(type, field_name, field_offset); \\\n";
    print OUT "\n";
    print OUT "#define TEST_TYPE(type, size, align) \\\n";
    print OUT "  TEST_TYPE_ALIGNMENT(type, align); \\\n";
    print OUT "  TEST_TYPE_SIZE(type, size)\n";
    print OUT "\n";
    print OUT "#define TEST_TYPE_POINTER(type, size, align) \\\n";
    print OUT "    TEST__TYPE_ALIGNMENT(*(type)0, align); \\\n";
    print OUT "    TEST_TYPE_SIZE(*(type)0, size)\n";
    print OUT "\n";
    print OUT "#define TEST_TYPE_SIGNED(type) \\\n";
    print OUT "    ok((type) -1 < 0, \"(\" #type \") -1 < 0\\n\");\n";
    print OUT "\n";
    print OUT "#define TEST_TYPE_UNSIGNED(type) \\\n";
    print OUT "     ok((type) -1 > 0, \"(\" #type \") -1 > 0\\n\");\n";
    print OUT "\n";
}

########################################################################
# output_footer

sub output_footer($$$) {
    local *OUT = shift; 

    my $test_dir = shift;
    my @tests = @{(shift)};

    print OUT "START_TEST(generated)\n";
    print OUT "{\n";
    foreach my $test (@tests) {
	print OUT "    test_$test();\n";
    }
    print OUT "}\n";
}

########################################################################
# output_test_pack_type

sub output_test_pack_type($$$$$$) {
    local *OUT = shift;

    my $type_name2type = shift;
    my $type_name2optional = shift;
    my $type_name2optional_fields = shift;
    my $type_name = shift;
    my $type = shift;

    my $optional_fields = $$type_name2optional_fields{$type_name};

    my $type_align = $type->align;
    my $type_pack = $type->pack;
    my $type_size = $type->size;
    my $type_kind = $type->kind;

    if (defined($type_pack)) {
	print OUT "    /* $type_name (pack $type_pack) */\n";
    } else {
	print OUT "    /* $type_name */\n";
    }

    if (!scalar(keys(%$optional_fields)) && defined($type_align) && defined($type_size)) {
	print OUT "    TEST_TYPE($type_name, $type_size, $type_align);\n";
    }

    if ($type_kind eq "float") {
	# Nothing
    } elsif ($type_kind eq "pointer") {
	my $dereference_type;
	$dereference_type = sub {
	    my $type = shift;

	    my @fields = $type->fields;
	    my $type_name2 =$fields[0]->type_name;

	    if ($type_name2 =~ s/\s*\*$//) {
		my $type2 = $$type_name2type{$type_name2};
		if (defined($type2)) {
		    return $type2;
		} else {
		    if ($type_name2 !~ /^(?:PVOID|VOID|void)$/) {
			$output->write("$type_name2: warning: type not found 1\n");
		    }
		    return undef;
		}
	    } elsif ($type_name2 =~ /^\w+$/) {
		my $type2 = $$type_name2type{$type_name2};
		if (defined($type2)) {
		    return &$dereference_type($type2);
		} else {
		    $output->write("$type_name2: warning: type not found\n");
		    return undef;
		}
	    } elsif ($type_name2 =~ /^\w+\s*\((?:\s*CALLBACK|\s*NTAPI|\s*WINAPI)?\s*\*\s*\)\s*\(.*?\)$/) {
		return undef;
	    } else {
		$output->write("$type_name2: warning: type can't be parsed\n");
		return undef;
	    }
	};

	my $type2 = &$dereference_type($type);
	if (defined($type2)) {
	    my $type_name2 = $type2->name;
	    my $type_align2 = $type2->align;
	    my $type_size2 = $type2->size;

	    my $optional = $$type_name2optional{$type_name};
	    my $optional_fields2 = $$type_name2optional_fields{$type_name2};

	    if (!$optional && !scalar(keys(%$optional_fields2)) && defined($type_align2) && defined($type_size2)) {
		print OUT "    TEST_TYPE_POINTER($type_name, $type_size2, $type_align2);\n";
	    } else {
		# $output->write("$type_name: warning: type size not found\n");
	    }
	}
    } elsif ($type_kind eq "signed") {
	print OUT "    TEST_TYPE_SIGNED($type_name);\n";
    } elsif ($type_kind eq "unsigned") {
	print OUT "    TEST_TYPE_UNSIGNED($type_name);\n";
    }
}

sub output_test_pack_fields($$$$$$$);
sub output_test_pack_fields($$$$$$$) {
    local *OUT = shift;

    my $type_name2type = shift;
    my $type_name2optional = shift;
    my $type_name2optional_fields = shift;
    my $type_name = shift;
    my $type = shift;
    my $offset = shift;

    my $optional_fields = $$type_name2optional_fields{$type_name};

    foreach my $field ($type->fields()) {
	my $field_type_name = $field->type_name;
	$field_type_name =~ s/\s+DECLSPEC_ALIGN\(\d+\)//;
	my $field_name = $field->name;
	my $field_size = $field->size;
	my $field_offset = $field->offset;
	my $field_align = $field->align;

	next if $field_name eq "" || (defined($field_size) && $field_size < 0);
        # We cannot take the address of a bitfield with MSVC
        next if ($field_type_name =~ /:/);

	if ($$optional_fields{$field_name}) {
	    # Nothing
	} elsif (defined($field_size) && defined($field_offset)) {
	    $field_offset += $offset;
	    if ($field_name eq "DUMMYSTRUCTNAME") {
		print OUT "#ifdef NONAMELESSSTRUCT\n";
		print OUT "    TEST_FIELD($type_name, $field_type_name, $field_name, ";
		print OUT "$field_offset, $field_size, $field_align);\n";
		print OUT "#else\n";
		output_test_pack_fields(\*OUT, $type_name2type, $type_name2optional, $type_name2optional_fields,
					$type_name, $$type_name2type{$field_type_name}, $field_offset);	
		print OUT "#endif\n";
	    } else {
		print OUT "    TEST_FIELD($type_name, $field_type_name, $field_name, ";
		print OUT "$field_offset, $field_size, $field_align);\n";
	    }
	} else {
	    # $output->write("$type_name: $field_type_name: $field_name: test not generated (offset not defined)\n");
	}
    }
}

########################################################################
# output_test_pack

sub output_test_pack($$$$) {
    local *OUT = shift;

    my $test_dir = shift;
    my $test = shift;

    my $type_names_used = shift;

    $output->prefix("$test_dir: $test: ");

    my @headers = $tests->get_section($test_dir, $test, "header");
    my @type_names = $tests->get_section($test_dir, $test, "type");

    my %type_name2optional;
    my %type_name2optional_fields;

    foreach my $_type_name (@type_names) {
	my $type_name = $_type_name;

	if ($type_name =~ s/^!//) {
	    $type_name2optional{$type_name}++;
	}

	my $optional_fields = {};
	if ($type_name =~ s/:\s*(.*?)$//) {
	    my @fields = split /\s+/, $1;
	    foreach my $field (@fields) {
		if ($field =~ s/^!//) {
		    $$optional_fields{$field}++;
		}
	    }
	} 

	$type_name2optional_fields{$type_name} = $optional_fields;
    }

    foreach my $header (@headers) {
	my $type_name2type = $file2types{"include/$header"};
	
	foreach my $_type_name (@type_names) {
	    my $type_name = $_type_name;

	    my $skip = ($type_name =~ s/^!//);
	    $type_name =~ s/:.*?$//;
	    my $type = $$type_name2type{$type_name};
	    if (!defined($type)) {
		next;
	    }
	    $$type_names_used{$type_name} = $skip ? -1 : 1;
	    next if $skip;

	    print OUT "static void test_${test}_$type_name(void)\n";
	    print OUT "{\n";
	    output_test_pack_type(\*OUT, $type_name2type, \%type_name2optional, \%type_name2optional_fields,
				  $type_name, $type);
	    output_test_pack_fields(\*OUT, $type_name2type, \%type_name2optional, \%type_name2optional_fields, 
				    $type_name, $type, 0);
	    print OUT "}\n";
	    print OUT "\n";
	}
    }
}


########################################################################
# output_file

sub output_file($$$$) {
    local *OUT = shift;

    my $test_dir = shift;
    my @tests = @{(shift)};

    my $type_names_used = shift;

    output_header(\*OUT, $test_dir, \@tests);

    foreach my $test (@tests) {
	my %type_names_used2;

	if ($test eq "pack") {
	    output_test_pack(\*OUT, $test_dir, $test, \%type_names_used2);
	} else {
	    die "no such test ($test)\n";
	}

	print OUT "static void test_$test(void)\n";
	print OUT "{\n";
	foreach my $type_name (sort(keys(%type_names_used2))) {
	    $$type_names_used{$type_name} = $type_names_used2{$type_name};
	    if ($type_names_used2{$type_name} > 0) {
		print OUT "    test_${test}_$type_name();\n";
	    }
	}
	print OUT "}\n";
	print OUT "\n";
    }

    output_footer(\*OUT, $test_dir, \@tests);

    return 1;
}

########################################################################
# main

my %type_names_used = ();

my @test_dirs = $tests->get_test_dirs();
foreach my $test_dir (@test_dirs) {
    my $file = "$wine_dir/$test_dir/generated.c";
    replace_file($file, \&output_file, $test_dir, \@tests, \%type_names_used);
}

foreach my $header (sort(keys(%file2types))) {
    $output->prefix("$header: ");
    $header =~ s%^include/%%;
    my $type_name2type = $file2types{"include/$header"};
    foreach my $_type_name (sort(keys(%$type_name2type))) {
	my $type_name = $_type_name;

	if (!exists($type_names_used{$type_name})) {
	    $output->write("$type_name: type not used\n");
	}
    }
}

$output->prefix("$winapi_dir/tests.dat: ");
foreach my $type_name (sort(keys(%type_names_used))) {
    my $found = 0;
    foreach my $header (sort(keys(%file2types))) {
	my $type_name2type = $file2types{"include/$header"};
	if (exists($type_name2type{$type_name})) {
	    $found = 1;
	}
    }

    if (!$found) {
	$output->write("$type_name: type not used\n");
    }
}