diff options
Diffstat (limited to 'x2p')
| -rw-r--r-- | x2p/find2perl.PL | 38 |
1 files changed, 27 insertions, 11 deletions
diff --git a/x2p/find2perl.PL b/x2p/find2perl.PL index da94dc9eab..99bb3afabb 100644 --- a/x2p/find2perl.PL +++ b/x2p/find2perl.PL @@ -50,6 +50,8 @@ my $startperl = "#! $perlpath -w"; # # Modified 1999-06-10, 1999-07-07 to migrate to cleaner perl5 usage # Ken Pizzini <ken@halcyon.com> +# +# Modified 2000-01-28 to use the 'follow' option of File::Find my @roots = (); while ($ARGV[0] =~ /^[^-!(]/) { @@ -68,6 +70,7 @@ my $initfile = ''; my $initnewer = ''; my $out = ''; my %init = (); +my ($follow_in_effect,$Skip_And) = (0,0); while (@ARGV) { $_ = shift; @@ -80,10 +83,9 @@ while (@ARGV) { --$indent_depth; $out .= &tab . ")"; } elsif ($_ eq 'follow') { + $follow_in_effect= 1; $stat = 'stat'; - $decl = "\nmy %already_seen = ();\n"; - $out .= &tab . '(not $already_seen{"$dev,$ino"}) &&' . "\n"; - $out .= &tab . '(($already_seen{"$dev,$ino"} = !(-d _)) || 1)'; + $Skip_And= 1; } elsif ($_ eq '!') { $out .= &tab . "!"; next; @@ -235,7 +237,7 @@ while (@ARGV) { $init{saw_or} = 1; shift; } else { - $out .= " &&" unless $ARGV[0] eq ')'; + $out .= " &&" unless $Skip_And || $ARGV[0] eq ')'; $out .= "\n"; shift if $ARGV[0] eq '-a'; } @@ -301,10 +303,12 @@ if (exists $init{declarestat}) { END } +if ( $follow_in_effect ) { +$out =~ s/lstat\(\$_\)/lstat(_)/; print <<"END"; $decl # Traverse desired filesystems -File::Find::$find(\\&wanted, $roots); +File::Find::$find( {wanted => \\&wanted, follow => 1}, $roots); $flushall sub wanted { @@ -312,7 +316,19 @@ $out; } END +} else { +print <<"END"; +$decl +# Traverse desired filesystems +File::Find::$find({wanted => \\&wanted}, $roots); +$flushall +sub wanted { +$out; +} + +END +} if (exists $init{doexec}) { print <<'END'; @@ -709,7 +725,12 @@ not evaluated if PREDICATE1 is true. =item C<-follow> -Follow (dereference) symlinks. [XXX doesn't work fully, see L<BUGS>] +Follow (dereference) symlinks. The checking of file attributes depends +on the position of the C<-follow> option. If it precedes the file +check option, an C<stat> is done which means the file check applies to the +file the symbolic link is pointing to. If C<-follow> option follows the +file check option, this now applies to the symbolic link itself, i.e. +an C<lstat> is done. =item C<-depth> @@ -852,11 +873,6 @@ Predicates which take a numeric argument N can come in three forms: * N is prefixed with a -: match values less than N * N is not prefixed with either + or -: match only values equal to N -=head1 BUGS - -The -follow option doesn't really work yet, because File::Find doesn't -support following symlinks. - =head1 SEE ALSO find |