#!/usr/bin/perl # -*-perl-*- # # Modification history: # Written 91-12-02 through 92-01-01 by Stephen McGee. # Modified 92-02-11 through 92-02-22 by Chris Arthur to further generalize. # # Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, # 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. # This file is part of GNU Make. # # GNU Make is free software; you can redistribute it and/or modify it under the # terms of the GNU General Public License as published by the Free Software # Foundation; either version 2, or (at your option) any later version. # # GNU Make 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 General Public License for more details. # # You should have received a copy of the GNU General Public License along with # GNU Make; see the file COPYING. If not, write to the Free Software # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. # Test driver routines used by a number of test suites, including # those for SCS, make, roll_dir, and scan_deps (?). # # this routine controls the whole mess; each test suite sets up a few # variables and then calls &toplevel, which does all the real work. # $Id: test_driver.pl,v 1.1.1.1 2014/08/18 06:47:57 christos Exp $ # The number of test categories we've run $categories_run = 0; # The number of test categroies that have passed $categories_passed = 0; # The total number of individual tests that have been run $total_tests_run = 0; # The total number of individual tests that have passed $total_tests_passed = 0; # The number of tests in this category that have been run $tests_run = 0; # The number of tests in this category that have passed $tests_passed = 0; # Yeesh. This whole test environment is such a hack! $test_passed = 1; # %makeENV is the cleaned-out environment. %makeENV = (); # %extraENV are any extra environment variables the tests might want to set. # These are RESET AFTER EVERY TEST! %extraENV = (); # %origENV is the caller's original environment %origENV = %ENV; sub resetENV { # We used to say "%ENV = ();" but this doesn't work in Perl 5.000 # through Perl 5.004. It was fixed in Perl 5.004_01, but we don't # want to require that here, so just delete each one individually. foreach $v (keys %ENV) { delete $ENV{$v}; } %ENV = %makeENV; foreach $v (keys %extraENV) { $ENV{$v} = $extraENV{$v}; delete $extraENV{$v}; } } sub toplevel { # Pull in benign variables from the user's environment # foreach (# UNIX-specific things 'TZ', 'LANG', 'TMPDIR', 'HOME', 'USER', 'LOGNAME', 'PATH', # Purify things 'PURIFYOPTIONS', # Windows NT-specific stuff 'Path', 'SystemRoot', # DJGPP-specific stuff 'DJDIR', 'DJGPP', 'SHELL', 'COMSPEC', 'HOSTNAME', 'LFN', 'FNCASE', '387', 'EMU387', 'GROUP' ) { $makeENV{$_} = $ENV{$_} if $ENV{$_}; } # Replace the environment with the new one # %origENV = %ENV; resetENV(); $| = 1; # unbuffered output $debug = 0; # debug flag $profile = 0; # profiling flag $verbose = 0; # verbose mode flag $detail = 0; # detailed verbosity $keep = 0; # keep temp files around $workdir = "work"; # The directory where the test will start running $scriptdir = "scripts"; # The directory where we find the test scripts $tmpfilesuffix = "t"; # the suffix used on tmpfiles $default_output_stack_level = 0; # used by attach_default_output, etc. $default_input_stack_level = 0; # used by attach_default_input, etc. $cwd = "."; # don't we wish we knew $cwdslash = ""; # $cwd . $pathsep, but "" rather than "./" &get_osname; # sets $osname, $vos, $pathsep, and $short_filenames &set_defaults; # suite-defined &parse_command_line (@ARGV); print "OS name = `$osname'\n" if $debug; $workpath = "$cwdslash$workdir"; $scriptpath = "$cwdslash$scriptdir"; &set_more_defaults; # suite-defined &print_banner; if (-d $workpath) { print "Clearing $workpath...\n"; &remove_directory_tree("$workpath/") || &error ("Couldn't wipe out $workpath\n"); } else { mkdir ($workpath, 0777) || &error ("Couldn't mkdir $workpath: $!\n"); } if (!-d $scriptpath) { &error ("Failed to find $scriptpath containing perl test scripts.\n"); } if (@TESTS) { print "Making work dirs...\n"; foreach $test (@TESTS) { if ($test =~ /^([^\/]+)\//) { $dir = $1; push (@rmdirs, $dir); -d "$workpath/$dir" || mkdir ("$workpath/$dir", 0777) || &error ("Couldn't mkdir $workpath/$dir: $!\n"); } } } else { print "Finding tests...\n"; opendir (SCRIPTDIR, $scriptpath) || &error ("Couldn't opendir $scriptpath: $!\n"); @dirs = grep (!/^(\..*|CVS|RCS)$/, readdir (SCRIPTDIR) ); closedir (SCRIPTDIR); foreach $dir (@dirs) { next if ($dir =~ /^(\..*|CVS|RCS)$/ || ! -d "$scriptpath/$dir"); push (@rmdirs, $dir); mkdir ("$workpath/$dir", 0777) || &error ("Couldn't mkdir $workpath/$dir: $!\n"); opendir (SCRIPTDIR, "$scriptpath/$dir") || &error ("Couldn't opendir $scriptpath/$dir: $!\n"); @files = grep (!/^(\..*|CVS|RCS|.*~)$/, readdir (SCRIPTDIR) ); closedir (SCRIPTDIR); foreach $test (@files) { -d $test and next; push (@TESTS, "$dir/$test"); } } } if (@TESTS == 0) { &error ("\nNo tests in $scriptpath, and none were specified.\n"); } print "\n"; &run_each_test; foreach $dir (@rmdirs) { rmdir ("$workpath/$dir"); } $| = 1; $categories_failed = $categories_run - $categories_passed; $total_tests_failed = $total_tests_run - $total_tests_passed; if ($total_tests_failed) { print "\n$total_tests_failed Test"; print "s" unless $total_tests_failed == 1; print " in $categories_failed Categor"; print ($categories_failed == 1 ? "y" : "ies"); print " Failed (See .$diffext files in $workdir dir for details) :-(\n\n"; return 0; } else { print "\n$total_tests_passed Test"; print "s" unless $total_tests_passed == 1; print " in $categories_passed Categor"; print ($categories_passed == 1 ? "y" : "ies"); print " Complete ... No Failures :-)\n\n"; return 1; } } sub get_osname { # Set up an initial value. In perl5 we can do it the easy way. # $osname = defined($^O) ? $^O : ''; # See if the filesystem supports long file names with multiple # dots. DOS doesn't. $short_filenames = 0; (open (TOUCHFD, "> fancy.file.name") && close (TOUCHFD)) || ($short_filenames = 1); unlink ("fancy.file.name") || ($short_filenames = 1); if (! $short_filenames) { # Thanks go to meyering@cs.utexas.edu (Jim Meyering) for suggesting a # better way of doing this. (We used to test for existence of a /mnt # dir, but that apparently fails on an SGI Indigo (whatever that is).) # Because perl on VOS translates /'s to >'s, we need to test for # VOSness rather than testing for Unixness (ie, try > instead of /). mkdir (".ostest", 0777) || &error ("Couldn't create .ostest: $!\n", 1); open (TOUCHFD, "> .ostest>ick") && close (TOUCHFD); chdir (".ostest") || &error ("Couldn't chdir to .ostest: $!\n", 1); } if (! $short_filenames && -f "ick") { $osname = "vos"; $vos = 1; $pathsep = ">"; } else { # the following is regrettably knarly, but it seems to be the only way # to not get ugly error messages if uname can't be found. # Hmmm, BSD/OS 2.0's uname -a is excessively verbose. Let's try it # with switches first. eval "chop (\$osname = `sh -c 'uname -nmsr 2>&1'`)"; if ($osname =~ /not found/i) { $osname = "(something unixy with no uname)"; } elsif ($@ ne "" || $?) { eval "chop (\$osname = `sh -c 'uname -a 2>&1'`)"; if ($@ ne "" || $?) { $osname = "(something unixy)"; } } $vos = 0; $pathsep = "/"; } if (! $short_filenames) { chdir ("..") || &error ("Couldn't chdir to ..: $!\n", 1); unlink (".ostest>ick"); rmdir (".ostest") || &error ("Couldn't rmdir .ostest: $!\n", 1); } } sub parse_command_line { @argv = @_; # use @ARGV if no args were passed in if (@argv == 0) { @argv = @ARGV; } # look at each option; if we don't recognize it, maybe the suite-specific # command line parsing code will... while (@argv) { $option = shift @argv; if ($option =~ /^-debug$/i) { print "\nDEBUG ON\n"; $debug = 1; } elsif ($option =~ /^-usage$/i) { &print_usage; exit 0; } elsif ($option =~ /^-(h|help)$/i) { &print_help; exit 0; } elsif ($option =~ /^-profile$/i) { $profile = 1; } elsif ($option =~ /^-verbose$/i) { $verbose = 1; } elsif ($option =~ /^-detail$/i) { $detail = 1; $verbose = 1; } elsif ($option =~ /^-keep$/i) { $keep = 1; } elsif (&valid_option($option)) { # The suite-defined subroutine takes care of the option } elsif ($option =~ /^-/) { print "Invalid option: $option\n"; &print_usage; exit 0; } else # must be the name of a test { $option =~ s/\.pl$//; push(@TESTS,$option); } } } sub max { local($num) = shift @_; local($newnum); while (@_) { $newnum = shift @_; if ($newnum > $num) { $num = $newnum; } } return $num; } sub print_centered { local($width, $string) = @_; local($pad); if (length ($string)) { $pad = " " x ( ($width - length ($string) + 1) / 2); print "$pad$string"; } } sub print_banner { local($info); local($line); local($len); $info = "Running tests for $testee on $osname\n"; # $testee is suite-defined $len = &max (length ($line), length ($testee_version), length ($banner_info), 73) + 5; $line = ("-" x $len) . "\n"; if ($len < 78) { $len = 78; } &print_centered ($len, $line); &print_centered ($len, $info); &print_centered ($len, $testee_version); # suite-defined &print_centered ($len, $banner_info); # suite-defined &print_centered ($len, $line); print "\n"; } sub run_each_test { $categories_run = 0; foreach $testname (sort @TESTS) { ++$categories_run; $suite_passed = 1; # reset by test on failure $num_of_logfiles = 0; $num_of_tmpfiles = 0; $description = ""; $details = ""; $old_makefile = undef; $testname =~ s/^$scriptpath$pathsep//; $perl_testname = "$scriptpath$pathsep$testname"; $testname =~ s/(\.pl|\.perl)$//; $testpath = "$workpath$pathsep$testname"; # Leave enough space in the extensions to append a number, even # though it needs to fit into 8+3 limits. if ($short_filenames) { $logext = 'l'; $diffext = 'd'; $baseext = 'b'; $extext = ''; } else { $logext = 'log'; $diffext = 'diff'; $baseext = 'base'; $extext = '.'; } $log_filename = "$testpath.$logext"; $diff_filename = "$testpath.$diffext"; $base_filename = "$testpath.$baseext"; $tmp_filename = "$testpath.$tmpfilesuffix"; &setup_for_test; # suite-defined $output = "........................................................ "; substr($output,0,length($testname)) = "$testname "; print $output; # Run the actual test! $tests_run = 0; $tests_passed = 0; $code = do $perl_testname; $total_tests_run += $tests_run; $total_tests_passed += $tests_passed; # How did it go? if (!defined($code)) { $suite_passed = 0; if (length ($@)) { warn "\n*** Test died ($testname): $@\n"; } else { warn "\n*** Couldn't run $perl_testname\n"; } } elsif ($code == -1) { $suite_passed = 0; } elsif ($code != 1 && $code != -1) { $suite_passed = 0; warn "\n*** Test returned $code\n"; } if ($suite_passed) { ++$categories_passed; $status = "ok ($tests_passed passed)"; for ($i = $num_of_tmpfiles; $i; $i--) { &rmfiles ($tmp_filename . &num_suffix ($i) ); } for ($i = $num_of_logfiles ? $num_of_logfiles : 1; $i; $i--) { &rmfiles ($log_filename . &num_suffix ($i) ); &rmfiles ($base_filename . &num_suffix ($i) ); } } elsif (!defined $code || $code > 0) { $status = "FAILED ($tests_passed/$tests_run passed)"; } elsif ($code < 0) { $status = "N/A"; --$categories_run; } # If the verbose option has been specified, then a short description # of each test is printed before displaying the results of each test # describing WHAT is being tested. if ($verbose) { if ($detail) { print "\nWHAT IS BEING TESTED\n"; print "--------------------"; } print "\n\n$description\n\n"; } # If the detail option has been specified, then the details of HOW # the test is testing what it says it is testing in the verbose output # will be displayed here before the results of the test are displayed. if ($detail) { print "\nHOW IT IS TESTED\n"; print "----------------"; print "\n\n$details\n\n"; } print "$status\n"; } } # If the keep flag is not set, this subroutine deletes all filenames that # are sent to it. sub rmfiles { local(@files) = @_; if (!$keep) { return (unlink @files); } return 1; } sub print_standard_usage { local($plname,@moreusage) = @_; local($line); print "Usage: perl $plname [testname] [-verbose] [-detail] [-keep]\n"; print " [-profile] [-usage] [-help] " . "[-debug]\n"; foreach $line (@moreusage) { print " $line\n"; } } sub print_standard_help { local(@morehelp) = @_; local($line); local($tline); local($t) = " "; $line = "Test Driver For $testee"; print "$line\n"; $line = "=" x length ($line); print "$line\n"; &print_usage; print "\ntestname\n" . "${t}You may, if you wish, run only ONE test if you know the name\n" . "${t}of that test and specify this name anywhere on the command\n" . "${t}line. Otherwise ALL existing tests in the scripts directory\n" . "${t}will be run.\n" . "-verbose\n" . "${t}If this option is given, a description of every test is\n" . "${t}displayed before the test is run. (Not all tests may have\n" . "${t}descriptions at this time)\n" . "-detail\n" . "${t}If this option is given, a detailed description of every\n" . "${t}test is displayed before the test is run. (Not all tests\n" . "${t}have descriptions at this time)\n" . "-profile\n" . "${t}If this option is given, then the profile file\n" . "${t}is added to other profiles every time $testee is run.\n" . "${t}This option only works on VOS at this time.\n" . "-keep\n" . "${t}You may give this option if you DO NOT want ANY\n" . "${t}of the files generated by the tests to be deleted. \n" . "${t}Without this option, all files generated by the test will\n" . "${t}be deleted IF THE TEST PASSES.\n" . "-debug\n" . "${t}Use this option if you would like to see all of the system\n" . "${t}calls issued and their return status while running the tests\n" . "${t}This can be helpful if you're having a problem adding a test\n" . "${t}to the suite, or if the test fails!\n"; foreach $line (@morehelp) { $tline = $line; if (substr ($tline, 0, 1) eq "\t") { substr ($tline, 0, 1) = $t; } print "$tline\n"; } } ####################################################################### ########### Generic Test Driver Subroutines ########### ####################################################################### sub get_caller { local($depth); local($package); local($filename); local($linenum); $depth = defined ($_[0]) ? $_[0] : 1; ($package, $filename, $linenum) = caller ($depth + 1); return "$filename: $linenum"; } sub error { local($message) = $_[0]; local($caller) = &get_caller (1); if (defined ($_[1])) { $caller = &get_caller ($_[1] + 1) . " -> $caller"; } die "$caller: $message"; } sub compare_output { local($answer,$logfile) = @_; local($slurp, $answer_matched) = ('', 0); print "Comparing Output ........ " if $debug; $slurp = &read_file_into_string ($logfile); # For make, get rid of any time skew error before comparing--too bad this # has to go into the "generic" driver code :-/ $slurp =~ s/^.*modification time .*in the future.*\n//gm; $slurp =~ s/^.*Clock skew detected.*\n//gm; ++$tests_run; if ($slurp eq $answer) { $answer_matched = 1; } else { # See if it is a slash or CRLF problem local ($answer_mod) = $answer; $answer_mod =~ tr,\\,/,; $answer_mod =~ s,\r\n,\n,gs; $slurp =~ tr,\\,/,; $slurp =~ s,\r\n,\n,gs; $answer_matched = ($slurp eq $answer_mod); } if ($answer_matched && $test_passed) { print "ok\n" if $debug; ++$tests_passed; return 1; } if (! $answer_matched) { print "DIFFERENT OUTPUT\n" if $debug; &create_file (&get_basefile, $answer); print "\nCreating Difference File ...\n" if $debug; # Create the difference file local($command) = "diff -c " . &get_basefile . " " . $logfile; &run_command_with_output(&get_difffile,$command); } $suite_passed = 0; return 0; } sub read_file_into_string { local($filename) = @_; local($oldslash) = $/; undef $/; open (RFISFILE, $filename) || return ""; local ($slurp) = ; close (RFISFILE); $/ = $oldslash; return $slurp; } sub attach_default_output { local ($filename) = @_; local ($code); if ($vos) { $code = system "++attach_default_output_hack $filename"; $code == -2 || &error ("adoh death\n", 1); return 1; } open ("SAVEDOS" . $default_output_stack_level . "out", ">&STDOUT") || &error ("ado: $! duping STDOUT\n", 1); open ("SAVEDOS" . $default_output_stack_level . "err", ">&STDERR") || &error ("ado: $! duping STDERR\n", 1); open (STDOUT, "> " . $filename) || &error ("ado: $filename: $!\n", 1); open (STDERR, ">&STDOUT") || &error ("ado: $filename: $!\n", 1); $default_output_stack_level++; } # close the current stdout/stderr, and restore the previous ones from # the "stack." sub detach_default_output { local ($code); if ($vos) { $code = system "++detach_default_output_hack"; $code == -2 || &error ("ddoh death\n", 1); return 1; } if (--$default_output_stack_level < 0) { &error ("default output stack has flown under!\n", 1); } close (STDOUT); close (STDERR); open (STDOUT, ">&SAVEDOS" . $default_output_stack_level . "out") || &error ("ddo: $! duping STDOUT\n", 1); open (STDERR, ">&SAVEDOS" . $default_output_stack_level . "err") || &error ("ddo: $! duping STDERR\n", 1); close ("SAVEDOS" . $default_output_stack_level . "out") || &error ("ddo: $! closing SCSDOSout\n", 1); close ("SAVEDOS" . $default_output_stack_level . "err") || &error ("ddo: $! closing SAVEDOSerr\n", 1); } # run one command (passed as a list of arg 0 - n), returning 0 on success # and nonzero on failure. sub run_command { local ($code); # We reset this before every invocation. On Windows I think there is only # one environment, not one per process, so I think that variables set in # test scripts might leak into subsequent tests if this isn't reset--??? resetENV(); print "\nrun_command: @_\n" if $debug; $code = system @_; print "run_command: \"@_\" returned $code.\n" if $debug; return $code; } # run one command (passed as a list of arg 0 - n, with arg 0 being the # second arg to this routine), returning 0 on success and non-zero on failure. # The first arg to this routine is a filename to connect to the stdout # & stderr of the child process. sub run_command_with_output { local ($filename) = shift; local ($code); # We reset this before every invocation. On Windows I think there is only # one environment, not one per process, so I think that variables set in # test scripts might leak into subsequent tests if this isn't reset--??? resetENV(); &attach_default_output ($filename); $code = system @_; &detach_default_output; print "run_command_with_output: '@_' returned $code.\n" if $debug; return $code; } # performs the equivalent of an "rm -rf" on the first argument. Like # rm, if the path ends in /, leaves the (now empty) directory; otherwise # deletes it, too. sub remove_directory_tree { local ($targetdir) = @_; local ($nuketop) = 1; local ($ch); $ch = substr ($targetdir, length ($targetdir) - 1); if ($ch eq "/" || $ch eq $pathsep) { $targetdir = substr ($targetdir, 0, length ($targetdir) - 1); $nuketop = 0; } if (! -e $targetdir) { return 1; } &remove_directory_tree_inner ("RDT00", $targetdir) || return 0; if ($nuketop) { rmdir $targetdir || return 0; } return 1; } sub remove_directory_tree_inner { local ($dirhandle, $targetdir) = @_; local ($object); local ($subdirhandle); opendir ($dirhandle, $targetdir) || return 0; $subdirhandle = $dirhandle; $subdirhandle++; while ($object = readdir ($dirhandle)) { if ($object =~ /^(\.\.?|CVS|RCS)$/) { next; } $object = "$targetdir$pathsep$object"; lstat ($object); if (-d _ && &remove_directory_tree_inner ($subdirhandle, $object)) { rmdir $object || return 0; } else { unlink $object || return 0; } } closedir ($dirhandle); return 1; } # We used to use this behavior for this function: # #sub touch #{ # local (@filenames) = @_; # local ($now) = time; # local ($file); # # foreach $file (@filenames) # { # utime ($now, $now, $file) # || (open (TOUCHFD, ">> $file") && close (TOUCHFD)) # || &error ("Couldn't touch $file: $!\n", 1); # } # return 1; #} # # But this behaves badly on networked filesystems where the time is # skewed, because it sets the time of the file based on the _local_ # host. Normally when you modify a file, it's the _remote_ host that # determines the modtime, based on _its_ clock. So, instead, now we open # the file and write something into it to force the remote host to set # the modtime correctly according to its clock. # sub touch { local ($file); foreach $file (@_) { (open(T, ">> $file") && print(T "\n") && close(T)) || &error("Couldn't touch $file: $!\n", 1); } } # Touch with a time offset. To DTRT, call touch() then use stat() to get the # access/mod time for each file and apply the offset. sub utouch { local ($off) = shift; local ($file); &touch(@_); local (@s) = stat($_[0]); utime($s[8]+$off, $s[9]+$off, @_); } # open a file, write some stuff to it, and close it. sub create_file { local ($filename, @lines) = @_; open (CF, "> $filename") || &error ("Couldn't open $filename: $!\n", 1); foreach $line (@lines) { print CF $line; } close (CF); } # create a directory tree described by an associative array, wherein each # key is a relative pathname (using slashes) and its associated value is # one of: # DIR indicates a directory # FILE:contents indicates a file, which should contain contents +\n # LINK:target indicates a symlink, pointing to $basedir/target # The first argument is the dir under which the structure will be created # (the dir will be made and/or cleaned if necessary); the second argument # is the associative array. sub create_dir_tree { local ($basedir, %dirtree) = @_; local ($path); &remove_directory_tree ("$basedir"); mkdir ($basedir, 0777) || &error ("Couldn't mkdir $basedir: $!\n", 1); foreach $path (sort keys (%dirtree)) { if ($dirtree {$path} =~ /^DIR$/) { mkdir ("$basedir/$path", 0777) || &error ("Couldn't mkdir $basedir/$path: $!\n", 1); } elsif ($dirtree {$path} =~ /^FILE:(.*)$/) { &create_file ("$basedir/$path", $1 . "\n"); } elsif ($dirtree {$path} =~ /^LINK:(.*)$/) { symlink ("$basedir/$1", "$basedir/$path") || &error ("Couldn't symlink $basedir/$path -> $basedir/$1: $!\n", 1); } else { &error ("Bogus dirtree type: \"$dirtree{$path}\"\n", 1); } } if ($just_setup_tree) { die "Tree is setup...\n"; } } # compare a directory tree with an associative array in the format used # by create_dir_tree, above. # The first argument is the dir under which the structure should be found; # the second argument is the associative array. sub compare_dir_tree { local ($basedir, %dirtree) = @_; local ($path); local ($i); local ($bogus) = 0; local ($contents); local ($target); local ($fulltarget); local ($found); local (@files); local (@allfiles); opendir (DIR, $basedir) || &error ("Couldn't open $basedir: $!\n", 1); @allfiles = grep (!/^(\.\.?|CVS|RCS)$/, readdir (DIR) ); closedir (DIR); if ($debug) { print "dirtree: (%dirtree)\n$basedir: (@allfiles)\n"; } foreach $path (sort keys (%dirtree)) { if ($debug) { print "Checking $path ($dirtree{$path}).\n"; } $found = 0; foreach $i (0 .. $#allfiles) { if ($allfiles[$i] eq $path) { splice (@allfiles, $i, 1); # delete it if ($debug) { print " Zapped $path; files now (@allfiles).\n"; } lstat ("$basedir/$path"); $found = 1; last; } } if (!$found) { print "compare_dir_tree: $path does not exist.\n"; $bogus = 1; next; } if ($dirtree {$path} =~ /^DIR$/) { if (-d _ && opendir (DIR, "$basedir/$path") ) { @files = readdir (DIR); closedir (DIR); @files = grep (!/^(\.\.?|CVS|RCS)$/ && ($_ = "$path/$_"), @files); push (@allfiles, @files); if ($debug) { print " Read in $path; new files (@files).\n"; } } else { print "compare_dir_tree: $path is not a dir.\n"; $bogus = 1; } } elsif ($dirtree {$path} =~ /^FILE:(.*)$/) { if (-l _ || !-f _) { print "compare_dir_tree: $path is not a file.\n"; $bogus = 1; next; } if ($1 ne "*") { $contents = &read_file_into_string ("$basedir/$path"); if ($contents ne "$1\n") { print "compare_dir_tree: $path contains wrong stuff." . " Is:\n$contentsShould be:\n$1\n"; $bogus = 1; } } } elsif ($dirtree {$path} =~ /^LINK:(.*)$/) { $target = $1; if (!-l _) { print "compare_dir_tree: $path is not a link.\n"; $bogus = 1; next; } $contents = readlink ("$basedir/$path"); $contents =~ tr/>/\//; $fulltarget = "$basedir/$target"; $fulltarget =~ tr/>/\//; if (!($contents =~ /$fulltarget$/)) { if ($debug) { $target = $fulltarget; } print "compare_dir_tree: $path should be link to $target, " . "not $contents.\n"; $bogus = 1; } } else { &error ("Bogus dirtree type: \"$dirtree{$path}\"\n", 1); } } if ($debug) { print "leftovers: (@allfiles).\n"; } foreach $file (@allfiles) { print "compare_dir_tree: $file should not exist.\n"; $bogus = 1; } return !$bogus; } # this subroutine generates the numeric suffix used to keep tmp filenames, # log filenames, etc., unique. If the number passed in is 1, then a null # string is returned; otherwise, we return ".n", where n + 1 is the number # we were given. sub num_suffix { local($num) = @_; if (--$num > 0) { return "$extext$num"; } return ""; } # This subroutine returns a log filename with a number appended to # the end corresponding to how many logfiles have been created in the # current running test. An optional parameter may be passed (0 or 1). # If a 1 is passed, then it does NOT increment the logfile counter # and returns the name of the latest logfile. If either no parameter # is passed at all or a 0 is passed, then the logfile counter is # incremented and the new name is returned. sub get_logfile { local($no_increment) = @_; $num_of_logfiles += !$no_increment; return ($log_filename . &num_suffix ($num_of_logfiles)); } # This subroutine returns a base (answer) filename with a number # appended to the end corresponding to how many logfiles (and thus # base files) have been created in the current running test. # NO PARAMETERS ARE PASSED TO THIS SUBROUTINE. sub get_basefile { return ($base_filename . &num_suffix ($num_of_logfiles)); } # This subroutine returns a difference filename with a number appended # to the end corresponding to how many logfiles (and thus diff files) # have been created in the current running test. sub get_difffile { return ($diff_filename . &num_suffix ($num_of_logfiles)); } # just like logfile, only a generic tmp filename for use by the test. # they are automatically cleaned up unless -keep was used, or the test fails. # Pass an argument of 1 to return the same filename as the previous call. sub get_tmpfile { local($no_increment) = @_; $num_of_tmpfiles += !$no_increment; return ($tmp_filename . &num_suffix ($num_of_tmpfiles)); } 1;