Sweden-Number/tools/winapi/winapi_check

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#!/usr/bin/perl
# Copyright 1999-2002 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
#
# Note that winapi_check are using heuristics quite heavily.
# So always remember that:
#
# "Heuristics are bug ridden by definition.
# If they didn't have bugs, then they'd be algorithms."
#
# In other words, reported bugs are only potential bugs not
# real bugs, so they are called issues rather than bugs.
#
use strict;
use warnings 'all';
BEGIN {
$0 =~ m%^(.*?/?tools)/winapi/winapi_check$%;
require "$1/winapi/setup.pm";
}
use config qw(
files_filter files_skip
get_h_files
$current_dir $wine_dir
);
use output qw($output);
use winapi_check_options qw($options);
BEGIN {
if($options->progress) {
$output->enable_progress;
} else {
$output->disable_progress;
}
}
use modules qw($modules);
use nativeapi qw($nativeapi);
use winapi qw($win16api $win32api @winapis);
use preprocessor;
use type;
use util qw(is_subset);
use winapi_documentation;
use winapi_function;
use winapi_local;
use winapi_global;
use winapi_parser;
my %include2info;
if ($options->global) {
my @files = get_h_files("winelib");
my $progress_current = 0;
my $progress_max = scalar(@files);
foreach my $file (@files) {
$progress_current++;
$output->lazy_progress("$file: file $progress_current of $progress_max");
my $file_dir = $file;
if(!($file_dir =~ s%(.*?)/[^/]+$%$1%)) {
$file_dir = ".";
}
$include2info{$file} = { name => $file };
open(IN, "< $wine_dir/$file") || die "Error: Can't open $wine_dir/$file: $!\n";
while(<IN>) {
if(/^\s*\#\s*include\s*\"(.*?)\"/) {
my $header = $1;
if(-e "$wine_dir/$file_dir/$header") {
$include2info{$file}{includes}{"$file_dir/$header"}++;
} elsif(-e "$wine_dir/$file_dir/../$header") {
if($file_dir =~ m%^(.*?)/[^/]+$%) {
$include2info{$file}{includes}{"$1/$header"}++;
} else {
$include2info{$file}{includes}{"$header"}++;
}
} elsif(-e "$wine_dir/include/$header") {
$include2info{$file}{includes}{"include/$header"}++;
} elsif ($header ne "config.h") {
$output->write("$file: #include \"$header\" is not a local include\n");
}
}
}
close(IN);
}
my @files2 = ("acconfig.h", "poppack.h", "pshpack1.h", "pshpack2.h", "pshpack4.h", "pshpack8.h",
"storage.h", "ver.h");
foreach my $file2 (@files2) {
$include2info{"include/$file2"}{used}++;
}
}
my @c_files = $options->c_files;
@c_files = files_skip(@c_files);
@c_files = files_filter("winelib", @c_files);
my @h_files = $options->h_files;
@h_files = files_skip(@h_files);
@h_files = files_filter("winelib", @h_files);
my $all_modules = 0;
my %complete_module;
if($options->global) {
my @complete_modules = $modules->complete_modules(\@c_files);
foreach my $module (@complete_modules) {
$complete_module{$module}++;
}
$all_modules = 1;
foreach my $module ($modules->all_modules) {
if(!$complete_module{$module}) {
$all_modules = 0;
if($wine_dir eq ".") {
$output->write("*.c: module $module is not complete\n");
}
}
}
}
if(1) {
foreach my $winapi (@winapis) {
foreach my $broken_forward ($winapi->all_broken_forwards) {
(my $module, my $external_name, my $forward_module, my $forward_external_name) = @$broken_forward;
if($complete_module{$forward_module}) {
$output->write("$module.spec: forward is broken: $external_name => $forward_module.$forward_external_name\n");
}
}
}
}
my $progress_current = 0;
my $progress_max = scalar(@c_files);
my %declared_functions;
if($options->headers) {
$progress_max += scalar(@h_files);
foreach my $file (@h_files) {
my %functions;
$progress_current++;
$output->progress("$file: file $progress_current of $progress_max");
my $found_c_comment = sub {
my $begin_line = shift;
my $end_line = shift;
my $comment = shift;
if(0) {
if($begin_line == $end_line) {
$output->write("$file:$begin_line: $comment\n");
} else {
$output->write("$file:$begin_line-$end_line: \\\n$comment\n");
}
}
};
my $found_cplusplus_comment = sub {
my $line = shift;
my $comment = shift;
if($options->comments_cplusplus) {
$output->write("$file:$line: C++ comments not allowed: $comment\n");
}
};
my $create_function = sub {
return 'winapi_function'->new;
};
my $found_function = sub {
my $function = shift;
my $internal_name = $function->internal_name;
$output->progress("$file (file $progress_current of $progress_max): $internal_name");
$output->prefix_callback(sub { return $function->prefix; });
my $function_line = $function->function_line;
my $linkage = $function->linkage;
my $external_name = $function->external_name;
my $statements = $function->statements;
if($options->headers_misplaced &&
!($function->is_win16 && $function->is_win32) &&
(($function->is_win16 && $file =~ /^include\/[^\/]*$/) ||
($function->is_win32 && $file =~ /^include\/wine\/[^\/]*$/)))
{
$output->write("declaration misplaced\n");
}
if(defined($external_name) && !defined($statements) &&
($linkage eq "" || $linkage eq "extern"))
{
my $previous_function = $declared_functions{$internal_name};
if(!defined($previous_function)) {
$declared_functions{$internal_name} = $function;
} elsif($options->headers_duplicated) {
my $file = $previous_function->file;
my $function_line = $previous_function->function_line;
if($file =~ /\.h$/) {
$output->write("duplicate declaration (first declaration at $file:$function_line)\n");
}
}
}
$output->prefix("");
};
my $create_type = sub {
return 'type'->new;
};
my $found_type = sub {
my $type = shift;
};
my $found_preprocessor = sub {
my $directive = shift;
my $argument = shift;
};
winapi_parser::parse_c_file($file, {
c_comment_found => $found_c_comment,
cplusplus_comment_found => $found_cplusplus_comment,
function_create => $create_function,
function_found => $found_function,
type_create => $create_type,
type_found => $found_type,
preprocessor_found => $found_preprocessor
});
}
}
my %module2functions = ();
foreach my $file (@c_files) {
my %functions = ();
my %includes = ();
$includes{$file}++;
my $file_module16 = $modules->allowed_modules_in_file("$current_dir/$file");
my $file_module32 = $modules->allowed_modules_in_file("$current_dir/$file");
$progress_current++;
$output->progress("$file (file $progress_current of $progress_max)");
my $file_dir = $file;
if(!($file_dir =~ s/(.*?)\/[^\/]*$/$1/)) {
$file_dir = ".";
}
my $found_c_comment = sub {
my $begin_line = shift;
my $end_line = shift;
my $comment = shift;
if(0) {
if($begin_line == $end_line) {
$output->write("$file:$begin_line: $comment\n");
} else {
$output->write("$file:$begin_line-$end_line: \\\n$comment\n");
}
}
};
my $found_cplusplus_comment = sub {
my $line = shift;
my $comment = shift;
if($options->comments_cplusplus) {
$output->write("$file:$line: C++ comments not allowed: $comment\n");
}
};
my $create_function = sub {
return 'winapi_function'->new;
};
my $found_function = sub {
my $function = shift;
my $internal_name = $function->internal_name;
$functions{$internal_name} = $function;
$output->progress("$file (file $progress_current of $progress_max): $internal_name");
$output->prefix_callback(sub { return $function->prefix; });
my $declared_function = $declared_functions{$internal_name};
my $documentation_line = $function->documentation_line;
my $documentation = $function->documentation;
my $linkage = $function->linkage;
my $return_type = $function->return_type;
my $calling_convention = $function->calling_convention;
my $statements = $function->statements;
my $module16 = $function->module16;
my $module32 = $function->module32;
my $external_name = $function->external_name;
my $external_name16 = $function->external_name16;
my $external_name32 = $function->external_name32;
if(defined($external_name) && !defined($statements) &&
($linkage eq "" || $linkage eq "extern"))
{
my $previous_function = $declared_functions{$internal_name};
if(!defined($previous_function)) {
$declared_functions{$internal_name} = $function;
} else {
my $file = $previous_function->file;
my $function_line = $previous_function->function_line;
my $header = $file;
$header =~ s%^(include|$file_dir)/%%;
if($header !~ m%^msvcrt/% || $file_dir =~ m%^dlls/msvcrt%) {
$output->write("duplicate declaration (first declaration at $file:$function_line)\n");
}
}
}
if ($options->global) {
foreach my $module ($function->modules) {
$module2functions{$module}{$internal_name} = $function;
}
}
foreach my $module ($function->modules) {
$modules->found_module_in_dir($module, $file_dir);
}
if($options->shared) {
if($win16api->is_shared_internal_function($internal_name) ||
$win32api->is_shared_internal_function($internal_name))
{
$output->write("is shared between Win16 and Win32\n");
}
}
if($options->headers && $options->headers_needed &&
defined($declared_function) && defined($external_name) &&
defined($statements))
{
my $needed_include = $declared_function->file;
if(!defined($includes{$needed_include})) {
my $header = $needed_include;
$header =~ s%^(include|$file_dir)/%%;
if($header !~ m%^msvcrt/% || $file_dir =~ m%^dlls/msvcrt%) {
$output->write("prototype not included: #include \"$header\" is needed\n");
}
}
}
if($options->local && $options->argument && defined($statements)) {
winapi_local::check_function($function);
}
if($options->local && $options->statements && defined($statements)) {
winapi_local::check_statements(\%functions, $function);
}
if($options->local && $options->documentation &&
(defined($module16) || defined($module32)) &&
$linkage eq "" && defined($statements))
{
winapi_documentation::check_documentation($function);
}
if(1) {
# FIXME: Not correct
if(defined($external_name16)) {
$external_name16 = (split(/\s*&\s*/, $external_name16))[0];
}
# FIXME: Not correct
if(defined($external_name32)) {
$external_name32 = (split(/\s*&\s*/, $external_name32))[0];
}
if($options->local && $options->misplaced &&
$linkage ne "extern" && defined($statements))
{
if($options->win16 && $options->report_module($module16))
{
if($file ne "library/port.c" &&
!$nativeapi->is_function($internal_name) &&
!is_subset($module16, $file_module16))
{
foreach my $module16 (split(/\s*&\s*/, $module16)) {
if(!$win16api->is_function_stub($module16, $internal_name)) {
$output->write("is misplaced ($module16)\n");
}
}
}
}
if($options->win32 && $options->report_module($module32))
{
if($file ne "library/port.c" &&
!$nativeapi->is_function($internal_name) &&
!is_subset($module32, $file_module32))
{
foreach my $module32 (split(/\s*&\s*/, $module32)) {
if(!$win32api->is_function_stub($module32, $internal_name)) {
$output->write("is misplaced ($module32)\n");
}
}
}
}
}
if($options->local && $options->headers && $options->prototype) {
if($options->win16 && $options->report_module($module16)) {
if(!$nativeapi->is_function($internal_name) &&
!defined($declared_functions{$internal_name}))
{
$output->write("no prototype\n");
}
}
if($options->win32 && $options->report_module($module32)) {
if(!defined($external_name32) || (!$nativeapi->is_function($external_name32) && !defined($declared_functions{$external_name32})))
{
if(!defined($external_name32) || ($external_name32 !~ /^Dll(?:
Install|CanUnloadNow|GetClassObject|GetVersion|
RegisterServer|RegisterServerEx|UnregisterServer)|DriverProc$/x &&
$internal_name !~ /^COMCTL32_Str/ &&
$internal_name !~ /^(?:\Q$module32\E|wine)_(?:\Q$external_name32\E|\d+)$/))
{
$output->write("no prototype\n");
}
}
}
}
}
$output->prefix("");
};
my $config = 0;
my $conditional = 0;
my $found_include = sub {
local $_ = shift;
if(/^\"(?:config\.h|wine\/port\.h)\"/) {
$config++;
}
};
my $found_conditional = sub {
local $_ = shift;
$nativeapi->found_conditional($_);
if($options->config) {
if(!$nativeapi->is_conditional($_)) {
if(/^HAVE_/ && !/^HAVE_(?:IPX|CORRECT_LINUXINPUT_H|OSS|OSS_MIDI|V4L2)$/)
{
$output->write("$file: $_ is not declared as a conditional\n");
}
} else {
$conditional++;
if(!$config) {
$output->write("$file: conditional $_ used but config.h is not included\n");
}
}
}
};
my $create_type = sub {
return 'type'->new;
};
my $found_type = sub {
my $type = shift;
};
sub recursive_include {
my $include = shift;
my $includes = shift;
if(!defined($includes->{$include})) {
$includes->{$include}++;
foreach my $include (keys(%{$include2info{$include}{includes}})) {
recursive_include($include, \%$includes);
}
}
};
my $preprocessor = 'preprocessor'->new($found_include, $found_conditional);
my $found_preprocessor = sub {
my $directive = shift;
my $argument = shift;
$preprocessor->directive($directive, $argument);
if($options->config) {
if($directive eq "include") {
my $header;
my $check_protection;
my $check_local;
if($argument =~ /^<(.*?)>$/) {
$header = $1;
$check_protection = 1;
$check_local = 0;
} elsif($argument =~ /^\"(.*?)\"$/) {
$header = $1;
$check_protection = 0;
$check_local = 1;
} else {
$output->write("$file: #$directive $argument: is unparsable\n");
$header = undef;
$check_protection = 0;
$check_local = 0;
}
if(defined($header)) {
my $include;
if(-e "$wine_dir/include/$header") {
$include = "include/$header";
} elsif(-e "$wine_dir/include/msvcrt/$header") {
$include = "include/msvcrt/$header";
} elsif(-e "$file_dir/$header") {
$include = "$file_dir/$header";
} elsif(-e "$file_dir/../$header") {
if($file_dir =~ m%^(.*?)/[^/]+$%) {
$include = "$1/$header";
} else {
$include = "$header";
}
} elsif($check_local && $header ne "config.h") {
$output->write("$file: #include \"$header\": file not found\n");
}
if(defined($include)) {
recursive_include($include, \%includes);
}
}
if($check_protection && $header) {
if((-e "$wine_dir/include/$header" || -e "$wine_dir/$file_dir/$header")) {
if($header !~ /^(?:oleauto\.h|win(?:base|def|error|gdi|nls|nt|user)\.h)$/ &&
$file_dir !~ /tests$/)
{
$output->write("$file: #include \<$header\> is a local include\n");
}
}
my $macro = uc($header);
$macro =~ y/\.\//__/;
$macro = "HAVE_" . $macro;
if($nativeapi->is_conditional_header($header)) {
if(!$preprocessor->is_def($macro)) {
if($macro =~ /^HAVE_X11/) {
# Do nothing X Windows is handled differently
} elsif($macro =~ /^HAVE_(.*?)_H$/) {
my $name = $1;
if($header !~ /^alloca\.h$/ &&
$file_dir !~ /tests$/)
{
$output->write("$file: #$directive $argument: is a conditional include, " .
"but is not protected\n");
}
}
}
} elsif($preprocessor->is_def($macro)) {
$output->write("$file: #$directive $argument: is protected, but there is no check for it in configure.ac\n");
}
}
if($check_local && $header) {
if(-e "$file_dir/$header") {
if($file_dir ne ".") {
$include2info{"$file_dir/$header"}{used}++;
foreach my $name (keys(%{$include2info{"$file_dir/$header"}{includes}})) {
$include2info{$name}{used}++;
}
} else {
$include2info{"$header"}{used}++;
foreach my $name (keys(%{$include2info{"$header"}{includes}})) {
$include2info{$name}{used}++;
}
}
} elsif(-e "$file_dir/../$header") {
if($file_dir =~ m%^(.*?)/[^/]+$%) {
$include2info{"$1/$header"}{used}++;
foreach my $name (keys(%{$include2info{"$1/$header"}{includes}})) {
$include2info{$name}{used}++;
}
} else {
$include2info{"$header"}{used}++;
foreach my $name (keys(%{$include2info{"$header"}{includes}})) {
$include2info{$name}{used}++;
}
}
} elsif(-e "$wine_dir/include/$header") {
$include2info{"include/$header"}{used}++;
foreach my $name (keys(%{$include2info{"include/$header"}{includes}})) {
$include2info{$name}{used}++;
}
} elsif(-e "$wine_dir/include/msvcrt/$header") {
$include2info{"include/msvcrt/$header"}{used}++;
foreach my $name (keys(%{$include2info{"include/msvcrt/$header"}{includes}})) {
$include2info{$name}{used}++;
}
} elsif ($header ne "config.h") {
$output->write("$file: #include \"$header\" is not a local include\n");
}
}
}
}
};
winapi_parser::parse_c_file($file, {
c_comment_found => $found_c_comment,
cplusplus_comment_found => $found_cplusplus_comment,
function_create => $create_function,
function_found => $found_function,
type_create => $create_type,
type_found => $found_type,
preprocessor_found => $found_preprocessor
});
if($options->config_unnecessary) {
if($config && $conditional == 0 && !exists($include2info{"include/wine/port.h"})) {
$output->write("$file: include2info config.h but do not use any conditionals\n");
}
}
winapi_local::check_file($file, \%functions);
}
if($options->global) {
winapi_global::check_modules(\%complete_module, \%module2functions);
if($all_modules) {
winapi_global::check_all_modules(\%include2info);
}
}