tools/winecheck

   1 #!/usr/bin/perl -w
   2
   3 # This program checks the whole Wine environment configuration.
   4 # (or that's at least what it's supposed to do once it's finished)
   5 # Copyright (C) 2001 Andreas Mohr
   6 #
   7 # This library is free software; you can redistribute it and/or
   8 # modify it under the terms of the GNU Lesser General Public
   9 # License as published by the Free Software Foundation; either
  10 # version 2.1 of the License, or (at your option) any later version.
  11 #
  12 # This library is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15 # Lesser General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU Lesser General Public
  18 # License along with this library; if not, write to the Free Software
  19 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20 #
  21 # FIXME:
  22 # - implement cmdline arguments e.g. for confirmation keypress
  23 #   in case of a problem
  24 #
  25 # TODO:
  26 # - implement it in a much more systematic way. This is a quick hack for now
  27 #   (like every Perl program ;-)
  28 #   And much more so since I'm NOT a Perl hacker
  29 # - test/tweak on non-Linux systems
  30 #
  31
  32 use Getopt::Long;
  33 use strict;
  34
  35 my $hold = 0;
  36
  37 my $count_tests = 0;
  38 my $count_ok = 0;
  39 my $count_notice = 0;
  40 my $count_suspect = 0;
  41 my $count_bad = 0;
  42 my $count_critical = 0;
  43 my $count_failed = 0;
  44
  45 my $is_notchecked = 0;
  46 my $is_ok = 1;
  47 my $is_notice = 2;
  48 my $is_suspect = 3;
  49 my $is_bad = 4;
  50 my $is_critical = 5;
  51 my $is_failed = 6;
  52
  53 my $factor_suspect = 0.995;
  54 my $factor_bad = 0.95;
  55 my $factor_critical = 0.85;
  56 my $factor_failed = 0.15;
  57
  58 my $correctness = 100.0;
  59
  60 my $indent = 0;
  61
  62 my ($level, $reason, $advice);
  63
  64 my $advice_chmod = "If your user account is supposed to be able to access
  65 it properly, use chmod as root to fix it (\"man chmod\")";
  66 my $advice_fs = "The Filesystem option indicates the filesystem behaviour Wine is supposed to *emulate*, not the filesystem which is there";
  67
  68 my $dev_read = 1;
  69 my $dev_write = 2;
  70 my $dev_open = 4;
  71
  72 select(STDERR); $| = 1;     # make unbuffered
  73 select(STDOUT); $| = 1;     # make unbuffered
  74
  75 #--------------------------------- main program --------------------------------
  76 &Introduction();
  77 &Check_Misc();
  78 &Check_BaseFiles();
  79 &Check_ConfigFile();
  80 &Check_Devices();
  81 &Check_Registry();
  82 &Check_WindowsFiles();
  83 &Print_Score();
  84
  85 #------------------------------- support functions -----------------------------
  86 sub Do_PrintHeader {
  87   my ($str) = @_;
  88   my $len = length($str);
  89   my $num = int((80 - $len - 2)/2);
  90   my $i;
  91
  92   print "\n";
  93   for ($i = 0; $i < $num; $i++) {
  94     print "-";
  95   }
  96   print " ".$str." ";
  97   for ($i = 0; $i < $num; $i++) {
  98     print "-";
  99   }
 100   if ($len % 2)
 101   {
 102     print "-";
 103   }
 104   print "\n";
 105 }
 106
 107 sub Do_Check {
 108   my ($text) = @_;
 109   my $test_no;
 110   my $indent_str = "";
 111
 112   $count_tests++;
 113   $test_no = sprintf("%03d", $count_tests);
 114   for (my $i = 0; $i < $indent; $i++)
 115   {
 116     $indent_str = $indent_str." ";
 117   }
 118   print sprintf("%.60s", $test_no.".".$indent_str." Checking ".$text."...                                           ");
 119 }
 120
 121 sub Do_PrintResult {
 122   my($level, $str, $advice, $skip_score) = @_;
 123   my $err;
 124   my $key;
 125
 126   if ($level == $is_notchecked)
 127   {
 128     $err = "NOT CHECKED";
 129     $str = "";
 130     $advice = "";
 131   }
 132   elsif ($level == $is_ok)
 133   {
 134     $err = "OK";
 135     $str = "";
 136     $advice = "";
 137     $count_ok++;
 138   }
 139   elsif ($level == $is_notice)
 140   {
 141     $err = "NOTICE";
 142     $count_notice++;
 143   }
 144   elsif ($level == $is_suspect)
 145   {
 146     $err = "SUSPICIOUS";
 147     $count_suspect++;
 148     if (! $skip_score)
 149     {
 150       $correctness *= $factor_suspect;
 151     }
 152   }
 153   elsif ($level == $is_bad)
 154   {
 155     $err = "BAD";
 156     $count_bad++;
 157     if (! $skip_score)
 158     {
 159       $correctness *= $factor_bad;
 160     }
 161   }
 162   elsif ($level == $is_critical)
 163   {
 164     $err = "CRITICAL";
 165     $count_critical++;
 166     if (! $skip_score)
 167     {
 168       $correctness *= $factor_critical;
 169     }
 170   }
 171   elsif ($level == $is_failed)
 172   {
 173     $err = "FAILED";
 174     $count_failed++;
 175     if (! $skip_score)
 176     {
 177       $correctness *= $factor_failed;
 178     }
 179   }
 180   print $err;
 181   if ($str)
 182   {
 183     print " (".$str.")";
 184   }
 185   print ".";
 186   if ($hold)
 187   {
 188     print " Press Enter.";
 189     $key = getc(STDIN);
 190   }
 191   else
 192   {
 193     print "\n";
 194   }
 195   if ($advice)
 196   {
 197     print "- ADVICE: ".$advice.".\n";
 198   }
 199 }
 200
 201 #-------------------------------- main functions ------------------------------
 202 sub Introduction {
 203   print "This script verifies the configuration of the whole Wine environment.\n";
 204   print "Note that this is an ALPHA version, and thus it doesn't catch all problems !\n";
 205   print "The results of the checks are printed on the right side:\n";
 206   print "OK         - test passed without problems.\n";
 207   print "NOTICE     - Not a problem but something for the user to be aware of.\n";
 208   print "SUSPICIOUS - potentially problematic. You might want to look into that.\n";
 209   print "BAD        - This is a problem, and it leads to configuration score penalty.\n";
 210   print "CRITICAL   - A critical problem which can easily lead to malfunction.\n";
 211   print "FAILED     - This problem leads to Wine failure almost certainly.\n";
 212   print "\nThe result will be printed as a percentage score indicating config completeness.\n";
 213   print "\n";
 214   if ($hold)
 215   {
 216     my $key;
 217     print "Press Enter to continue or Ctrl-C to exit.";
 218     $key = getc(STDIN);
 219   }
 220 }
 221
 222 sub Check_Misc {
 223
 224   Do_PrintHeader("checking miscellaneous stuff");
 225
 226   Do_Check("for root user");
 227
 228   $level = $is_ok;
 229
 230   if (`whoami` =~ /^root$/)
 231   {
 232     $level = $is_bad;
 233     $reason = "running as root might be insecure/problematic.";
 234     $advice = "don\'t run Wine as root unless you know what you\'re doing";
 235   }
 236   Do_PrintResult($level, $reason, $advice);
 237 }
 238
 239 sub Check_BaseFiles {
 240   my $line;
 241
 242   Do_PrintHeader("checking Wine base files");
 243
 244   $level = $is_ok;
 245   Do_Check("for file \"wine\"");
 246   $line = `which wine`;
 247   if (!$line)
 248   {
 249     $level = $is_failed;
 250     $reason = "file not found";
 251     $advice = "Make sure the \"wine\" command is in your PATH (echo \$PATH; export PATH=xxx)";
 252   }
 253   Do_PrintResult($level, $reason, $advice);
 254
 255   # check for config mess
 256   $level = $is_ok;
 257   my @output = ();
 258   Do_Check("for correct .so lib config (please wait)");
 259
 260   # Build list of library directories.
 261   # First parse ld.so.conf to find system-wide lib directories.
 262   my @dirlist = ();
 263   open (LDCONF, "</etc/ld.so.conf");
 264   while (<LDCONF>) {
 265     s/\#.*//; # eliminate comments
 266     chomp;
 267     if (-d $_) { push @dirlist, $_; }
 268   }
 269   close (LDCONF);
 270   # Next parse LD_LIBRARY_PATH to find user-specific lib dirs.
 271   my ($dir);
 272   if ($ENV{'LD_LIBRARY_PATH'}) {
 273     my (@ld_dirs) = split (/:/, $ENV{'LD_LIBRARY_PATH'});
 274     foreach $dir (@ld_dirs) {
 275       if (-d $dir) { push @dirlist, $dir; }
 276     }
 277   }
 278
 279   # Now check for a libwine.so in each directory
 280   foreach $dir (@dirlist) {
 281     my ($target) = $dir . "/libwine.so";
 282     if (-f $target) { push @output, $target; }
 283   }
 284   #print "DEBUG: found libwine: @output\n";
 285
 286   if (@output > 1)
 287   {
 288     $level = $is_suspect;
 289     my $dirs = "";
 290     foreach $line (@output) {
 291       chomp $line;
 292       $dirs = $dirs." ".$line;
 293     }
 294     $reason = "libwine.so found ".@output." times:".$dirs;
 295     $advice = "check whether this is really ok";
 296   }
 297   Do_PrintResult($level, $reason, $advice);
 298 }
 299
 300 sub Do_Config_Drive {
 301   my ($drive, $entries, $values) = @_;
 302   my $index = 0;
 303   my $arg;
 304   my $path = "";
 305   my $type = "";
 306   my $label = "";
 307   my $serial = "";
 308   my $device = "";
 309   my $fs = "";
 310   my $unknown = "";
 311   my $level;
 312   my $my_advice_fat = "If that doesn't help, change mount options in case of VFAT (\"umask\" option)";
 313
 314   print "\n>>> Checking drive ".$drive." settings:\n";
 315   $reason = "";
 316   while (@$entries[$index])
 317   {
 318     $arg = @$values[$index];
 319     SWITCH: for (@$entries[$index]) {
 320         /^path$/i       && do { $path = $arg; last; };
 321         /^type$/i && do { $type = $arg; last; };
 322         /^label$/i && do { $label = $arg; last; };
 323         /^serial$/i && do { $serial = $arg; last; };
 324         /^device$/i && do { $device = $arg; last; };
 325         /^filesystem$/i && do { $fs = $arg; last; };
 326         $unknown = @$entries[$index];
 327     }
 328     $index++;
 329   }
 330
 331   $indent++;
 332
 333   my $serious = ($drive =~ /^C$/i) || ($type =~ /^cdrom$/i);
 334
 335   ##### check Path #####
 336   Do_Check("Path option");
 337   $level = $is_ok;
 338   $advice = "The syntax of the Path option has to be something like /my/mount/point";
 339   if (! $path)
 340   {
 341     $level = $serious ? $is_failed : $is_bad;
 342     $reason = "no Path option given in config file";
 343   }
 344   elsif ($path =~ /\\/)
 345   {
 346     $level = $serious ? $is_failed : $is_bad;
 347     $reason = "wrong Path format ".$path;
 348   }
 349   elsif ($path =~ /\$\{(.*)\}$/)
 350   {
 351     # get path assigned to environment variable
 352     my $envpath = $ENV{$1};
 353     if (! $envpath)
 354     {
 355       $level = $serious ? $is_failed : $is_critical;
 356       $reason = "Path \"".$path."\" references environment variable \"".$1."\" which is undefined";
 357       $advice = "set environment variable before starting Wine or give a \"real\" directory instead";
 358     }
 359     else
 360     {
 361       $path = $envpath;
 362       goto PERMCHECK; # hmpf
 363     }
 364   }
 365   else
 366   {
 367 PERMCHECK:
 368     if (!-e $path)
 369     {
 370       $level = $serious ? $is_failed : $is_suspect;
 371       $reason = $path." does not exist !";
 372       $advice = "create this directory or point Path to a real directory";
 373     }
 374     elsif (!-r $path)
 375     {
 376       $level = $serious ? $is_failed : $is_bad;
 377       $reason = $path." is not readable for you";
 378       $advice = $advice_chmod.". ".$my_advice_fat;
 379     }
 380     elsif ((! ($type =~ /^cdrom$/i)) && (!-w $path))
 381     {
 382       $level = ($drive =~ /^C$/i) ? $is_failed : $is_suspect;
 383       $reason = $path." is not writable for you";
 384       $advice = $advice_chmod.". ".$my_advice_fat;
 385     }
 386     else # check permissions of the drive's directories
 387     {
 388         my(@output) = ();
 389         push (@output, `find $path 2>&1 1>/dev/null`);
 390         foreach my $line (@output) {
 391             if ($line =~ /find:\ (.*):\ Permission denied$/)
 392             {
 393                 $level = ($drive =~ /^C$/i) ? $is_critical : $is_suspect;
 394                 $reason = "directory $1 is not accessible for you";
 395                 $advice = $advice_chmod.". ".$my_advice_fat;
 396                 last;
 397             }
 398         }
 399     }
 400   }
 401   Do_PrintResult($level, $reason, $advice);
 402
 403   ##### check Type #####
 404   if ($type)
 405   {
 406     Do_Check("Type option");
 407     $level = $is_ok;
 408     SWITCH: for ($type) {
 409         /^floppy$/i && do { last; };
 410         /^hd$/i && do { last; };
 411         /^network$/i && do { last; };
 412         /^cdrom$/i && do {
 413                         if (! $device)
 414                         {
 415                           $level = $is_critical;
 416                           $reason = "no Device option found -> CD-ROM labels can\'t be read";
 417                           $advice = "add Device option and make sure the device given is accessible by you";
 418                         }
 419                         last;
 420                          };
 421         /^ramdisk$/i && do { last; };
 422         if ($type)
 423         {
 424           $level = $is_bad;
 425           $reason = "invalid Type setting ".$type;
 426           $advice = "use one of \"floppy\", \"hd\", \"network\" or \"cdrom\"";
 427         }
 428     }
 429     Do_PrintResult($level, $reason, $advice);
 430   }
 431
 432   ##### FIXME: check Label and Serial here #####
 433
 434   ##### check Device #####
 435   if ($device)
 436   {
 437     my $mode = ($type =~ /^cdrom$/i) ? $dev_read : $dev_read|$dev_write;
 438     &Do_CheckDevice("device", $device, 1, $mode);
 439   }
 440
 441   ##### check Filesystem #####
 442   if ($fs)
 443   {
 444     Do_Check("Filesystem option");
 445     $level = $is_ok;
 446     SWITCH: for ($fs) {
 447         /^(dos|fat|msdos|unix)$/i && do {
 448                          $level = $is_bad;
 449                          $reason = "You probably don't want to use \"".$fs."\". ".$advice_fs;
 450                          if ($fs =~ /^unix$/i)
 451                          {
 452                            $advice = "This should almost never be used";
 453                          }
 454                          else
 455                          {
 456                            $advice = "only use ".$fs." if you only have a crappy 8.3 filename (i.e.: non-LFN) DOS FAT kernel filesystem driver";
 457                          }
 458                          last;
 459                            };
 460         /^vfat$/i && do { last; };
 461         /^win95$/i && do { last; };
 462         if ($fs)
 463         {
 464           $level = $is_bad;
 465           $reason = "invalid Filesystem setting ".$type;
 466           $advice = "use one of \"win95\", \"msdos\" or \"unix\"";
 467         }
 468     }
 469     Do_PrintResult($level, $reason, $advice);
 470   }
 471   $indent--;
 472   if ($reason) {
 473     print "--> PROBLEM.\n";
 474   }
 475   else
 476   {
 477     print "--> OK.\n";
 478   }
 479 }
 480
 481 sub Do_Config_Main {
 482   my ($file) = shift;
 483   my ($config, $line);
 484   my $section = "";
 485   my (@entries, @values);
 486   LINE: while (<$file>)
 487   {
 488     $line = $_;
 489     next LINE if ($line =~ /[\ ]*[;#]/);        # skip comments
 490     chomp $line;
 491     #print "line: ".$line."\n";
 492     if ($line =~ /\[(.*)\]/) # end of section/next section ?
 493     {
 494       my $nextsection = $1;
 495       my $found = 1;
 496       SWITCH: for ($section) {
 497         /Drive\ (.)/i   && do { &Do_Config_Drive($1, \@entries, \@values); last; };
 498         if ($section)
 499         {
 500           $found = 0;
 501         }
 502       }
 503       $section = $found ? $nextsection : "";
 504       @entries = (); @values = ();
 505       next LINE;
 506     }
 507     if ($line =~ /^[\ \t]*\"(.*)\"[\ \t]*\=[\ \t]*\"(.*)\"/)
 508     {
 509       push(@entries, $1);
 510       push(@values, $2);
 511     }
 512   }
 513 }
 514
 515 sub Check_ConfigFile {
 516   my $config = "$ENV{'HOME'}/.wine/config";
 517   my $indrive = 0;
 518
 519   Do_PrintHeader("checking config file");
 520
 521   Do_Check("config file access");
 522   open(CFGFILE, $config);
 523   if (! <CFGFILE>)
 524   {
 525     if (!-e $config) {
 526       $reason = $config." does not exist";
 527       $advice = "it is ok in case you have ~/.winerc. If you don\'t, then you\'re in trouble";
 528     }
 529     elsif (!-r $config) {
 530       $reason = $config." not readable";
 531       $advice = $advice_chmod;
 532     }
 533     Do_PrintResult($is_failed, $reason, $advice);
 534     return;
 535   }
 536   if (!-w $config)
 537   {
 538     Do_PrintResult($is_failed, $config." not writable", "wineserver needs to be able to write to config file. ".$advice_chmod);
 539   }
 540   else
 541   {
 542     Do_PrintResult($is_ok);
 543   }
 544   Do_Config_Main(\*CFGFILE);
 545   close(CFGFILE);
 546 }
 547
 548 sub Do_CheckDevice {
 549   my($descr, $dev, $output, $mode) = @_;
 550   my $level = $is_ok;
 551   my $errstr = "";
 552
 553   if (! $mode)
 554   {
 555     $mode = $dev_read|$dev_write|$dev_open;
 556   }
 557   ($output != -1) && Do_Check($descr." ".$dev);
 558
 559   my $err_level = ($output == 1) ? $is_critical : $is_bad;
 560
 561   if (!-e $dev)
 562   {
 563     $level = $err_level;
 564     $reason = $dev." does not exist";
 565     $advice = "use MAKEDEV script to create it";
 566     goto FAILED;
 567   }
 568   if (($mode & $dev_read) && (!-r $dev))
 569   {
 570     $level = $err_level;
 571     $reason = $dev." is not readable for you";
 572     $advice = $advice_chmod;
 573     goto FAILED;
 574   }
 575   if (($mode & $dev_write) && (!-w $dev))
 576   {
 577     $level = $err_level;
 578     $reason = $dev." is not writable for you";
 579     $advice = $advice_chmod;
 580     goto FAILED;
 581   }
 582   if (($mode & $dev_open) && (!open(DEVICE, ">$dev")))
 583   {
 584     $level = $err_level;
 585     $reason = "no kernel driver for ".$dev."or used by other program?";
 586     $advice = "module loading problems ? Read /usr/src/linux/Documentation/modules.txt";
 587     goto FAILED;
 588   }
 589
 590 FAILED:
 591   close(DEVICE);
 592   ($output != -1) && Do_PrintResult($level, $reason, $advice);
 593 }
 594
 595 sub Check_Devices {
 596 # FIXME: check joystick and scsi devices !
 597   my $dev_sound = "/dev/dsp";
 598   my $dev_mixer = "/dev/mixer";
 599   my $dev_sequencer = "/dev/sequencer";
 600   my $dev_mem = "/dev/mem";
 601
 602   Do_PrintHeader("checking system devices used by Wine");
 603   &Do_CheckDevice("sound device", $dev_sound, 1);
 604   &Do_CheckDevice("audio mixer device", $dev_mixer, 1);
 605   &Do_CheckDevice("MIDI sequencer device", $dev_sequencer, 0);
 606 }
 607
 608 sub Check_Registry {
 609   my(@entries) = ();
 610   my $regfile = $ENV{'HOME'}."/.wine/system.reg";
 611
 612   Do_PrintHeader("checking registry configuration");
 613
 614   Do_Check("availability of winedefault.reg entries");
 615   push (@entries, `grep "SHAREDMEMLOCATION" $regfile 2>/dev/null`);
 616   if (@entries)
 617   {
 618     Do_PrintResult($is_ok);
 619   }
 620   else
 621   {
 622     Do_PrintResult($is_critical, "entry \"SHAREDMEMLOCATION\" not found in system.reg registry file", "file winedefault.reg, the most basic wine registry environment, doesn't seem to have been applied using regedit");
 623   }
 624   @entries = ();
 625
 626   Do_Check("availability of windows registry entries");
 627 # FIXME: use a different key for check if Wine adds this one to its
 628 #        default registry.
 629   push (@entries, `grep "Default Taskbar" $regfile 2>/dev/null`);
 630   if (@entries)
 631   {
 632     Do_PrintResult($is_ok);
 633   }
 634   else
 635   {
 636     Do_PrintResult($is_notice, "entry \"Default Taskbar\" not found", "A Windows registry does not seem to have been added to Wine as this typical Windows registry entry does not exist in Wine's registry.  A complete original Windows registry entry set will *not* be available with a no-windows install. Usually this will present no problem in running applications although this can affect newer programs. Feel free to ignore this message in case you do use a Windows registry, but have the SaveOnlyUpdatedKeys config setting set to N.");
 637   }
 638   @entries = ();
 639 }
 640
 641 sub Check_WindowsFiles {
 642 }
 643
 644 sub Print_Score {
 645 #  my ($score_total, $score_reached, $score_percent);
 646
 647 #  $score_total   =     $count_tests * 20;
 648 #  $score_reached =     $count_ok * 20 +
 649 #                       $count_bad * 15 +
 650 #                       $count_critical * 5 +
 651 #                       $count_failed * 0;
 652 #  $score_percent =     $score_reached * 100 / $score_total;
 653
 654   print "\n";
 655   print $count_tests." tests. ".$count_suspect." suspicious, ".$count_bad." bad, ".$count_critical." critical, ".$count_failed." failed.\n";
 656   print sprintf "Wine configuration correctness score: %2.2f%%\n", $correctness;
 657 }