From d66e8f8cf33909fe43f58ca5d87de8624986425c Mon Sep 17 00:00:00 2001 From: Matthew Ogilvie Date: Sat, 13 Oct 2012 23:42:30 -0600 Subject: [PATCH] cvsserver: Add version awareness to argsfromdir Signed-off-by: Matthew Ogilvie Signed-off-by: Junio C Hamano --- git-cvsserver.perl | 240 ++++++++++++++++++++++++++++++++++++++------- 1 file changed, 204 insertions(+), 36 deletions(-) diff --git a/git-cvsserver.perl b/git-cvsserver.perl index 7bb6f83b9d..5e558d137b 100755 --- a/git-cvsserver.perl +++ b/git-cvsserver.perl @@ -2226,55 +2226,222 @@ sub argsplit } } -# This method uses $state->{directory} to populate $state->{args} with a list of filenames -sub argsfromdir +# Used by argsfromdir +sub expandArg { - my $updater = shift; + my ($updater,$outNameMap,$outDirMap,$path,$isDir) = @_; - $state->{args} = [] if ( scalar(@{$state->{args}}) == 1 and $state->{args}[0] eq "." ); + my $fullPath = filecleanup($path); - return if ( scalar ( @{$state->{args}} ) > 1 ); - - my @gethead = @{$updater->gethead}; - - # push added files - foreach my $file (keys %{$state->{entries}}) { - if ( exists $state->{entries}{$file}{revision} && - $state->{entries}{$file}{revision} eq '0' ) - { - push @gethead, { name => $file, filehash => 'added' }; - } - } - - if ( scalar(@{$state->{args}}) == 1 ) + # Is it a directory? + if( defined($state->{dirMap}{$fullPath}) || + defined($state->{dirMap}{"$fullPath/"}) ) { - my $arg = $state->{args}[0]; - $arg .= $state->{prependdir} if ( defined ( $state->{prependdir} ) ); + # It is a directory in the user's sandbox. + $isDir=1; - $log->info("Only one arg specified, checking for directory expansion on '$arg'"); - - foreach my $file ( @gethead ) + if(defined($state->{entries}{$fullPath})) { - next if ( $file->{filehash} eq "deleted" and not defined ( $state->{entries}{$file->{name}} ) ); - next unless ( $file->{name} =~ /^$arg\// or $file->{name} eq $arg ); - push @{$state->{args}}, $file->{name}; + $log->fatal("Inconsistent file/dir type"); + die "Inconsistent file/dir type"; + } + } + elsif(defined($state->{entries}{$fullPath})) + { + # It is a file in the user's sandbox. + $isDir=0; + } + my($revDirMap,$otherRevDirMap); + if(!defined($isDir) || $isDir) + { + # Resolve version tree for sticky tag: + # (for now we only want list of files for the version, not + # particular versions of those files: assume it is a directory + # for the moment; ignore Entry's stick tag) + + # Order of precedence of sticky tags: + # -A [head] + # -r /tag/ + # [file entry sticky tag, but that is only relevant to files] + # [the tag specified in dir req_Sticky] + # [the tag specified in a parent dir req_Sticky] + # [head] + # Also, -r may appear twice (for diff). + # + # FUTURE: When/if -j (merges) are supported, we also + # need to add relevant files from one or two + # versions specified with -j. + + if(exists($state->{opt}{A})) + { + $revDirMap=$updater->getRevisionDirMap(); + } + elsif( defined($state->{opt}{r}) and + ref $state->{opt}{r} eq "ARRAY" ) + { + $revDirMap=$updater->getRevisionDirMap($state->{opt}{r}[0]); + $otherRevDirMap=$updater->getRevisionDirMap($state->{opt}{r}[1]); + } + elsif(defined($state->{opt}{r})) + { + $revDirMap=$updater->getRevisionDirMap($state->{opt}{r}); + } + else + { + my($sticky)=getDirStickyInfo($fullPath); + $revDirMap=$updater->getRevisionDirMap($sticky->{tag}); } - shift @{$state->{args}} if ( scalar(@{$state->{args}}) > 1 ); - } else { - $log->info("Only one arg specified, populating file list automatically"); - - $state->{args} = []; - - foreach my $file ( @gethead ) + # Is it a directory? + if( defined($revDirMap->{$fullPath}) || + defined($otherRevDirMap->{$fullPath}) ) { - next if ( $file->{filehash} eq "deleted" and not defined ( $state->{entries}{$file->{name}} ) ); - next unless ( $file->{name} =~ s/^$state->{prependdir}// ); - push @{$state->{args}}, $file->{name}; + $isDir=1; + } + } + + # What to do with it? + if(!$isDir) + { + $outNameMap->{$fullPath}=1; + } + else + { + $outDirMap->{$fullPath}=1; + + if(defined($revDirMap->{$fullPath})) + { + addDirMapFiles($updater,$outNameMap,$outDirMap, + $revDirMap->{$fullPath}); + } + if( defined($otherRevDirMap) && + defined($otherRevDirMap->{$fullPath}) ) + { + addDirMapFiles($updater,$outNameMap,$outDirMap, + $otherRevDirMap->{$fullPath}); } } } +# Used by argsfromdir +# Add entries from dirMap to outNameMap. Also recurse into entries +# that are subdirectories. +sub addDirMapFiles +{ + my($updater,$outNameMap,$outDirMap,$dirMap)=@_; + + my($fullName); + foreach $fullName (keys(%$dirMap)) + { + my $cleanName=$fullName; + if(defined($state->{prependdir})) + { + if(!($cleanName=~s/^\Q$state->{prependdir}\E//)) + { + $log->fatal("internal error stripping prependdir"); + die "internal error stripping prependdir"; + } + } + + if($dirMap->{$fullName} eq "F") + { + $outNameMap->{$cleanName}=1; + } + elsif($dirMap->{$fullName} eq "D") + { + if(!$state->{opt}{l}) + { + expandArg($updater,$outNameMap,$outDirMap,$cleanName,1); + } + } + else + { + $log->fatal("internal error in addDirMapFiles"); + die "internal error in addDirMapFiles"; + } + } +} + +# This method replaces $state->{args} with a directory-expanded +# list of all relevant filenames (recursively unless -d), based +# on $state->{entries}, and the "current" list of files in +# each directory. "Current" files as determined by +# either the requested (-r/-A) or "req_Sticky" version of +# that directory. +# Both the input args and the new output args are relative +# to the cvs-client's CWD, although some of the internal +# computations are relative to the top of the project. +sub argsfromdir +{ + my $updater = shift; + + # Notes about requirements for specific callers: + # update # "standard" case (entries; a single -r/-A/default; -l) + # # Special case: -d for create missing directories. + # diff # 0 or 1 -r's: "standard" case. + # # 2 -r's: We could ignore entries (just use the two -r's), + # # but it doesn't really matter. + # annotate # "standard" case + # log # Punting: log -r has a more complex non-"standard" + # # meaning, and we don't currently try to support log'ing + # # branches at all (need a lot of work to + # # support CVS-consistent branch relative version + # # numbering). +#HERE: But we still want to expand directories. Maybe we should +# essentially force "-A". + # status # "standard", except that -r/-A/default are not possible. + # # Mostly only used to expand entries only) + # + # Don't use argsfromdir at all: + # add # Explicit arguments required. Directory args imply add + # # the directory itself, not the files in it. + # co # Obtain list directly. + # remove # HERE: TEST: MAYBE client does the recursion for us, + # # since it only makes sense to remove stuff already in + # # the sandobx? + # ci # HERE: Similar to remove... + # # Don't try to implement the confusing/weird + # # ci -r bug er.."feature". + + if(scalar(@{$state->{args}})==0) + { + $state->{args} = [ "." ]; + } + my %allArgs; + my %allDirs; + for my $file (@{$state->{args}}) + { + expandArg($updater,\%allArgs,\%allDirs,$file); + } + + # Include any entries from sandbox. Generally client won't + # send entries that shouldn't be used. + foreach my $file (keys %{$state->{entries}}) + { + $allArgs{remove_prependdir($file)} = 1; + } + + $state->{dirArgs} = \%allDirs; + $state->{args} = [ + sort { + # Sort priority: by directory depth, then actual file name: + my @piecesA=split('/',$a); + my @piecesB=split('/',$b); + + my $count=scalar(@piecesA); + my $tmp=scalar(@piecesB); + return $count<=>$tmp if($count!=$tmp); + + for($tmp=0;$tmp<$count;$tmp++) + { + if($piecesA[$tmp] ne $piecesB[$tmp]) + { + return $piecesA[$tmp] cmp $piecesB[$tmp] + } + } + return 0; + } keys(%allArgs) ]; +} ## look up directory sticky tag, of either fullPath or a parent: sub getDirStickyInfo @@ -2383,6 +2550,7 @@ sub getStickyTagOrDate sub statecleanup { $state->{files} = []; + $state->{dirArgs} = {}; $state->{args} = []; $state->{arguments} = []; $state->{entries} = {};