diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/MDK/Common.pm.pl | 2 | ||||
| -rw-r--r-- | lib/MDK/Common/File.pm | 54 |
2 files changed, 54 insertions, 2 deletions
diff --git a/lib/MDK/Common.pm.pl b/lib/MDK/Common.pm.pl index adec57b..7a61a60 100644 --- a/lib/MDK/Common.pm.pl +++ b/lib/MDK/Common.pm.pl @@ -73,7 +73,7 @@ our @ISA = qw(Exporter); # perl_checker: RE-EXPORT-ALL our @EXPORT = map { @$_ } map { values %{'MDK::Common::' . $_ . 'EXPORT_TAGS'} } grep { /::$/ } keys %MDK::Common::; -our $VERSION = "1.2.26.1"; +our $VERSION = "1.2.27"; 1; EOF diff --git a/lib/MDK/Common/File.pm b/lib/MDK/Common/File.pm index 48fd702..a44c479 100644 --- a/lib/MDK/Common/File.pm +++ b/lib/MDK/Common/File.pm @@ -83,6 +83,10 @@ just like "cp -f" just like "cp -af" +=item cp_afx(FILES, DEST) + +just like "cp -afx" + =item linkf(SOURCE, DESTINATION) =item symlinkf(SOURCE, DESTINATION) @@ -139,7 +143,7 @@ use File::Sync qw(fsync); use Exporter; our @ISA = qw(Exporter); -our @EXPORT_OK = qw(dirname basename cat_ cat_utf8 cat_or_die cat_utf8_or_die cat__ output output_p output_with_perm append_to_file linkf symlinkf renamef mkdir_p rm_rf cp_f cp_af touch all all_files_rec glob_ substInFile expand_symlinks openFileMaybeCompressed catMaybeCompressed); +our @EXPORT_OK = qw(dirname basename cat_ cat_utf8 cat_or_die cat_utf8_or_die cat__ output output_p output_with_perm append_to_file linkf symlinkf renamef mkdir_p rm_rf cp_f cp_af cp_afx touch all all_files_rec glob_ substInFile expand_symlinks openFileMaybeCompressed catMaybeCompressed); our %EXPORT_TAGS = (all => [ @EXPORT_OK ]); sub dirname { local $_ = shift; s|[^/]*/*\s*$||; s|(.)/*$|$1|; $_ || '.' } @@ -228,8 +232,56 @@ sub cp_with_option { 1; } +sub cp_same_filesystem_with_options { + my $rootdev = shift @_; + my $option = shift @_; + my $keep_special = $option =~ /a/; + + my $dest = pop @_; + + @_ or return; + @_ == 1 || -d $dest or die "cp: copying multiple files, but last argument ($dest) is not a directory\n"; + + foreach my $src (@_) { + # detect original file system + if ($rootdev == -1) { + my @stat = stat($src); + $rootdev = $stat[0]; + } + + my $dest = $dest; + -d $dest and $dest .= '/' . basename($src); + + unlink $dest; + + if (-l $src && $keep_special) { + unless (symlink(readlink($src) || die("readlink failed: $!"), $dest)) { + warn "symlink: can't create symlink $dest: $!\n"; + } + } elsif (-d $src) { + -d $dest or mkdir $dest, (stat($src))[2] or die "mkdir: can't create directory $dest: $!\n"; + cp_same_filesystem_with_options($rootdev, $option, glob_($src), $dest); + } elsif ((-b $src || -c $src || -S $src || -p $src) && $keep_special) { + my @stat = stat($src); + require MDK::Common::System; + MDK::Common::System::syscall_('mknod', $dest, $stat[2], $stat[6]) or die "mknod failed (dev $dest): $!"; + } else { + my @stat = stat($src); + if ($stat[0] != $rootdev) { + next; + } + open(my $F, $src) or die "can't open $src for reading: $!\n"; + open(my $G, "> $dest") or die "can't cp to file $dest: $!\n"; + local $_; while (<$F>) { print $G $_ } + chmod((stat($src))[2], $dest); + } + } + 1; +} + sub cp_f { cp_with_option('f', @_) } sub cp_af { cp_with_option('af', @_) } +sub cp_afx { cp_same_filesystem_with_options(-1, 'af', @_) } sub touch { my ($f) = @_; |