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#!/usr/bin/perl -w
# This program checks the whole Wine environment configuration.
# (or that's at least what it's supposed to do once it's finished)
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# Copyright (C) 2001 Andreas Mohr
#
# 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
# FIXME:
# - implement cmdline arguments e.g. for confirmation keypress
# in case of a problem
#
# TODO:
# - implement it in a much more systematic way. This is a quick hack for now
# (like every Perl program ;-)
# And much more so since I'm NOT a Perl hacker
# - test/tweak on non-Linux systems
#
use Getopt::Long;
use strict;
my $hold = 0;
my $count_tests = 0;
my $count_ok = 0;
my $count_suspect = 0;
my $count_bad = 0;
my $count_critical = 0;
my $count_failed = 0;
my $is_notchecked = 0;
my $is_ok = 1;
my $is_suspect = 2;
my $is_bad = 3;
my $is_critical = 4;
my $is_failed = 5;
my $factor_suspect = 0.995;
my $factor_bad = 0.95;
my $factor_critical = 0.85;
my $factor_failed = 0.15;
my $correctness = 100.0;
my $indent = 0;
my ($level, $reason, $advice);
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my $advice_chmod = "If your user account is supposed to be able to access
it properly, use chmod as root to fix it (\"man chmod\")";
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my $advice_fs = "The Filesystem option indicates the filesystem behaviour Wine is supposed to *emulate*, not the filesystem which is there";
my $dev_read = 1;
my $dev_write = 2;
my $dev_open = 4;
select(STDERR); $| = 1; # make unbuffered
select(STDOUT); $| = 1; # make unbuffered
#--------------------------------- main program --------------------------------
&Introduction();
&Check_BaseFiles();
&Check_ConfigFile();
&Check_Devices();
&Check_Registry();
&Check_WindowsFiles();
&Print_Score();
#------------------------------- support functions -----------------------------
sub Do_PrintHeader {
my ($str) = @_;
my $len = length($str);
my $num = int((80 - $len - 2)/2);
my $i;
print "\n";
for ($i = 0; $i < $num; $i++) {
print "-";
}
print " ".$str." ";
for ($i = 0; $i < $num; $i++) {
print "-";
}
if ($len % 2)
{
print "-";
}
print "\n";
}
sub Do_Check {
my ($text) = @_;
my $test_no;
my $indent_str = "";
$count_tests++;
$test_no = sprintf("%03d", $count_tests);
for (my $i = 0; $i < $indent; $i++)
{
$indent_str = $indent_str." ";
}
print sprintf("%.60s", $test_no.".".$indent_str." Checking ".$text."... ");
}
sub Do_PrintResult {
my($level, $str, $advice, $skip_score) = @_;
my $err;
my $key;
if ($level == $is_notchecked)
{
$err = "NOT CHECKED";
$str = "";
$advice = "";
}
elsif ($level == $is_ok)
{
$err = "OK";
$str = "";
$advice = "";
$count_ok++;
}
elsif ($level == $is_suspect)
{
$err = "SUSPICIOUS";
$count_suspect++;
if (! $skip_score)
{
$correctness *= $factor_suspect;
}
}
elsif ($level == $is_bad)
{
$err = "BAD";
$count_bad++;
if (! $skip_score)
{
$correctness *= $factor_bad;
}
}
elsif ($level == $is_critical)
{
$err = "CRITICAL";
$count_critical++;
if (! $skip_score)
{
$correctness *= $factor_critical;
}
}
elsif ($level == $is_failed)
{
$err = "FAILED";
$count_failed++;
if (! $skip_score)
{
$correctness *= $factor_failed;
}
}
print $err;
if ($str)
{
print " (".$str.")";
}
print ".";
if ($hold)
{
print " Press Enter.";
$key = getc(STDIN);
}
else
{
print "\n";
}
if ($advice)
{
print "- ADVICE: ".$advice.".\n";
}
}
#-------------------------------- main functions ------------------------------
sub Introduction {
print "This script verifies the configuration of the whole Wine environment.\n";
print "Note that this is an ALPHA version, and thus it doesn't catch all problems !\n";
print "The results of the checks are printed on the right side:\n";
print "OK - test passed without problems.\n";
print "SUSPICIOUS - potentially problematic. You might want to look into that.\n";
print "BAD - This is a problem, and it leads to configuration score penalty.\n";
print "CRITICAL - A critical problem which can easily lead to malfunction.\n";
print "FAILED - This problem leads to Wine failure almost certainly.\n";
print "\nThe result will be printed as a percentage score indicating config completeness.\n";
print "\n";
if ($hold)
{
my $key;
print "Press Enter to continue or Ctrl-C to exit.";
$key = getc(STDIN);
}
}
sub Check_BaseFiles {
my $line;
Do_PrintHeader("checking Wine base files");
$level = $is_ok;
Do_Check("for file \"wine\"");
$line = `which wine`;
if (!$line)
{
$level = $is_failed;
$reason = "file not found";
$advice = "Make sure the \"wine\" command is in your PATH (echo \$PATH; export PATH=xxx)";
}
Do_PrintResult($level, $reason, $advice);
# check for config mess
$level = $is_ok;
my @output = ();
Do_Check("for correct .so lib config (please wait)");
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# Build list of library directories.
# First parse ld.so.conf to find system-wide lib directories.
my @dirlist = ();
open (LDCONF, "</etc/ld.so.conf");
while (<LDCONF>) {
s/\#.*//; # eliminate comments
chomp;
if (-d $_) { push @dirlist, $_; }
}
close (LDCONF);
# Next parse LD_LIBRARY_PATH to find user-specific lib dirs.
my ($dir);
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if ($ENV{'LD_LIBRARY_PATH'}) {
my (@ld_dirs) = split (/:/, $ENV{'LD_LIBRARY_PATH'});
foreach $dir (@ld_dirs) {
if (-d $dir) { push @dirlist, $dir; }
}
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}
# Now check for a libwine.so in each directory
foreach $dir (@dirlist) {
my ($target) = $dir . "/libwine.so";
if (-f $target) { push @output, $target; }
}
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#print "DEBUG: found libwine: @output\n";
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if (@output > 1)
{
$level = $is_suspect;
my $dirs = "";
foreach $line (@output) {
chomp $line;
$dirs = $dirs." ".$line;
}
$reason = "libwine.so found ".@output." times:".$dirs;
$advice = "check whether this is really ok";
}
Do_PrintResult($level, $reason, $advice);
}
sub Do_Config_Drive {
my ($drive, $entries, $values) = @_;
my $index = 0;
my $arg;
my $path = "";
my $type = "";
my $label = "";
my $serial = "";
my $device = "";
my $fs = "";
my $unknown = "";
my $level;
my $my_advice_fat = "If that doesn't help, change mount options in case of VFAT (\"umask\" option)";
print "\n>>> Checking drive ".$drive." settings:\n";
$reason = "";
while (@$entries[$index])
{
$arg = @$values[$index];
SWITCH: for (@$entries[$index]) {
/^path$/i && do { $path = $arg; last; };
/^type$/i && do { $type = $arg; last; };
/^label$/i && do { $label = $arg; last; };
/^serial$/i && do { $serial = $arg; last; };
/^device$/i && do { $device = $arg; last; };
/^filesystem$/i && do { $fs = $arg; last; };
$unknown = @$entries[$index];
}
$index++;
}
$indent++;
my $serious = ($drive =~ /^C$/i) || ($type =~ /^cdrom$/i);
##### check Path #####
Do_Check("Path option");
$level = $is_ok;
$advice = "The syntax of the Path option has to be something like /my/mount/point";
if (! $path)
{
$level = $serious ? $is_failed : $is_bad;
$reason = "no Path option given in config file";
}
elsif ($path =~ /\\/)
{
$level = $serious ? $is_failed : $is_bad;
$reason = "wrong Path format ".$path;
}
elsif ($path =~ /\$\{(.*)\}$/)
{
# get path assigned to environment variable
my $envpath = $ENV{$1};
if (! $envpath)
{
$level = $serious ? $is_failed : $is_critical;
$reason = "Path \"".$path."\" references environment variable \"".$1."\" which is undefined";
$advice = "set environment variable before starting Wine or give a \"real\" directory instead";
}
else
{
$path = $envpath;
goto PERMCHECK; # hmpf
}
}
else
{
PERMCHECK:
if (!-e $path)
{
$level = $serious ? $is_failed : $is_suspect;
$reason = $path." does not exist !";
$advice = "create this directory or point Path to a real directory";
}
elsif (!-r $path)
{
$level = $serious ? $is_failed : $is_bad;
$reason = $path." is not readable for you";
$advice = $advice_chmod.". ".$my_advice_fat;
}
elsif ((! ($type =~ /^cdrom$/i)) && (!-w $path))
{
$level = ($drive =~ /^C$/i) ? $is_failed : $is_suspect;
$reason = $path." is not writable for you";
$advice = $advice_chmod.". ".$my_advice_fat;
}
else # check permissions of the drive's directories
{
my(@output) = ();
push (@output, `find $path 2>&1 1>/dev/null`);
foreach my $line (@output) {
if ($line =~ /find:\ (.*):\ Permission denied$/)
{
$level = ($drive =~ /^C$/i) ? $is_critical : $is_suspect;
$reason = "directory $1 is not accessible for you";
$advice = $advice_chmod.". ".$my_advice_fat;
last;
}
}
}
}
Do_PrintResult($level, $reason, $advice);
##### check Type #####
if ($type)
{
Do_Check("Type option");
$level = $is_ok;
SWITCH: for ($type) {
/^floppy$/i && do { last; };
/^hd$/i && do { last; };
/^network$/i && do { last; };
/^cdrom$/i && do {
if (! $device)
{
$level = $is_critical;
$reason = "no Device option found -> CD-ROM labels can''t be read";
$advice = "add Device option and make sure the device given is accessible by you";
}
last;
};
/^ramdisk$/i && do { last; };
if ($type)
{
$level = $is_bad;
$reason = "invalid Type setting ".$type;
$advice = "use one of \"floppy\", \"hd\", \"network\" or \"cdrom\"";
}
}
Do_PrintResult($level, $reason, $advice);
}
##### FIXME: check Label and Serial here #####
##### check Device #####
if ($device)
{
my $mode = ($type =~ /^cdrom$/i) ? $dev_read : $dev_read|$dev_write;
&Do_CheckDevice("device", $device, 1, $mode);
}
##### check Filesystem #####
if ($fs)
{
Do_Check("Filesystem option");
$level = $is_ok;
SWITCH: for ($fs) {
/^(dos|fat|msdos|unix)$/i && do {
$level = $is_bad;
$reason = "You probably don't want to use \"".$fs."\". ".$advice_fs;
if ($fs =~ /^unix$/i)
{
$advice = "This should almost never be used";
}
else
{
$advice = "only use ".$fs." if you only have a crappy 8.3 filename (i.e.: non-LFN) DOS FAT kernel filesystem driver";
}
last;
};
/^vfat$/i && do { last; };
/^win95$/i && do { last; };
if ($fs)
{
$level = $is_bad;
$reason = "invalid Filesystem setting ".$type;
$advice = "use one of \"win95\", \"msdos\" or \"unix\"";
}
}
Do_PrintResult($level, $reason, $advice);
}
$indent--;
if ($reason) {
print "--> PROBLEM.\n";
}
else
{
print "--> OK.\n";
}
}
sub Do_Config_Main {
my ($file) = shift;
my ($config, $line);
my $section = "";
my (@entries, @values);
LINE: while (<$file>)
{
$line = $_;
next LINE if ($line =~ /[\ ]*[;#]/); # skip comments
chomp $line;
#print "line: ".$line."\n";
if ($line =~ /\[(.*)\]/) # end of section/next section ?
{
my $nextsection = $1;
my $found = 1;
SWITCH: for ($section) {
/Drive\ (.)/i && do { &Do_Config_Drive($1, \@entries, \@values); last; };
if ($section)
{
$found = 0;
}
}
$section = $found ? $nextsection : "";
@entries = (); @values = ();
next LINE;
}
if ($line =~ /^[\ \t]*\"(.*)\"[\ \t]*\=[\ \t]*\"(.*)\"/)
{
push(@entries, $1);
push(@values, $2);
}
}
}
sub Check_ConfigFile {
my $config = "$ENV{'HOME'}/.wine/config";
my $indrive = 0;
Do_PrintHeader("checking config file");
Do_Check("config file access");
open(CFGFILE, $config);
if (! <CFGFILE>)
{
if (!-e $config) {
$reason = $config." does not exist";
$advice = "it is ok in case you have ~/.winerc. If you don''t, then you''re in trouble !";
}
elsif (!-r $config) {
$reason = $config." not readable";
$advice = $advice_chmod;
}
Do_PrintResult($is_failed, $reason, $advice);
return;
}
if (!-w $config)
{
Do_PrintResult($is_failed, $config." not writable", "wineserver needs to be able to write to config file. ".$advice_chmod);
}
else
{
Do_PrintResult($is_ok);
}
Do_Config_Main(\*CFGFILE);
close(CFGFILE);
}
sub Do_CheckDevice {
my($descr, $dev, $output, $mode) = @_;
my $level = $is_ok;
my $errstr = "";
if (! $mode)
{
$mode = $dev_read|$dev_write|$dev_open;
}
($output != -1) && Do_Check($descr." ".$dev);
my $err_level = ($output == 1) ? $is_critical : $is_bad;
if (!-e $dev)
{
$level = $err_level;
$reason = $dev." does not exist";
$advice = "use MAKEDEV script to create it";
goto FAILED;
}
if (($mode & $dev_read) && (!-r $dev))
{
$level = $err_level;
$reason = $dev." is not readable for you";
$advice = $advice_chmod;
goto FAILED;
}
if (($mode & $dev_write) && (!-w $dev))
{
$level = $err_level;
$reason = $dev." is not writable for you";
$advice = $advice_chmod;
goto FAILED;
}
if (($mode & $dev_open) && (!open(DEVICE, ">$dev")))
{
$level = $err_level;
$reason = "no kernel driver for ".$dev."?";
$advice = "module loading problems ? Read /usr/src/linux/Documentation/modules.txt";
goto FAILED;
}
FAILED:
close(DEVICE);
($output != -1) && Do_PrintResult($level, $reason, $advice);
}
sub Check_Devices {
# FIXME: check joystick and scsi devices !
my $dev_sound = "/dev/dsp";
my $dev_mixer = "/dev/mixer";
my $dev_sequencer = "/dev/sequencer";
my $dev_mem = "/dev/mem";
Do_PrintHeader("checking system devices used by Wine");
&Do_CheckDevice("sound device", $dev_sound, 1);
&Do_CheckDevice("audio mixer device", $dev_mixer, 1);
&Do_CheckDevice("MIDI sequencer device", $dev_sequencer, 0);
}
sub Check_Registry {
my(@entries) = ();
my $regfile = $ENV{'HOME'}."/.wine/system.reg";
Do_PrintHeader("checking registry configuration");
Do_Check("availability of winedefault.reg entries");
push (@entries, `grep "SHAREDMEMLOCATION" $regfile`);
if (@entries)
{
Do_PrintResult($is_ok);
}
else
{
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Do_PrintResult($is_critical, "entry \"SHAREDMEMLOCATION\" not found in system.reg registry file", "file winedefault.reg doesn't seem to have been applied using regapi");
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}
@entries = ();
Do_Check("availability of windows registry entries");
# FIXME: use a different key for check if Wine adds this one to its
# default registry.
push (@entries, `grep "Default Taskbar" $regfile`);
if (@entries)
{
Do_PrintResult($is_ok);
}
else
{
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Do_PrintResult($is_critical, "entry \"Default Taskbar\" not found", "Windows registry does not seem to be added to Wine, as this typical Windows registry entry does not exist in Wine's registry. This can affect many newer programs. A complete original Windows registry entry set will *not* be available with a no-windows install, of course, so you'll have to live with that.");
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}
@entries = ();
}
sub Check_WindowsFiles {
}
sub Print_Score {
# my ($score_total, $score_reached, $score_percent);
# $score_total = $count_tests * 20;
# $score_reached = $count_ok * 20 +
# $count_bad * 15 +
# $count_critical * 5 +
# $count_failed * 0;
# $score_percent = $score_reached * 100 / $score_total;
print "\n";
print $count_tests." tests. ".$count_suspect." suspicious, ".$count_bad." bad, ".$count_critical." critical, ".$count_failed." failed.\n";
print sprintf "Wine configuration correctness score: %2.2f%%\n", $correctness;
}
