$basename = basename($fullname,@suffixlist);
$dirname = dirname($fullname);
- ($name,$path,$suffix) = fileparse("lib/File/Basename.pm","\.pm");
+ ($name,$path,$suffix) = fileparse("lib/File/Basename.pm",qr{\.pm});
fileparse_set_fstype("VMS");
- $basename = basename("lib/File/Basename.pm",".pm");
+ $basename = basename("lib/File/Basename.pm",qr{\.pm});
$dirname = dirname("lib/File/Basename.pm");
=head1 DESCRIPTION
separator in the input file specification. The remainder of the input
file specification is then divided into B<name> and B<suffix> based on
the optional patterns you specify in C<@suffixlist>. Each element of
-this list is interpreted as a regular expression, and is matched
+this list can be a qr-quoted pattern (or a string which is interpreted
+as a regular expression), and is matched
against the end of B<name>. If this succeeds, the matching portion of
B<name> is removed and prepended to B<suffix>. By proper use of
C<@suffixlist>, you can remove file types or versions for examination.
Using Unix file syntax:
($base,$path,$type) = fileparse('/virgil/aeneid/draft.book7',
- '\.book\d+');
+ qr{\.book\d+});
would yield
Similarly, using VMS syntax:
($name,$dir,$type) = fileparse('Doc_Root:[Help]Rhetoric.Rnh',
- '\..*');
+ qr{\..*});
would yield
sub fileparse {
my($fullname,@suffices) = @_;
+ unless (defined $fullname) {
+ require Carp;
+ Carp::croak("fileparse(): need a valid pathname");
+ }
my($fstype,$igncase) = ($Fileparse_fstype, $Fileparse_igncase);
my($dirpath,$tail,$suffix,$basename);
my($taint) = substr($fullname,0,0); # Is $fullname tainted?
($dirpath,$basename) = ($fullname =~ /^((?:.*[:\\\/])?)(.*)/s);
$dirpath .= '.\\' unless $dirpath =~ /[\\\/]\z/;
}
+ elsif ($fstype =~ /^os2/i) {
+ ($dirpath,$basename) = ($fullname =~ m#^((?:.*[:\\/])?)(.*)#s);
+ $dirpath = './' unless $dirpath; # Can't be 0
+ $dirpath .= '/' unless $dirpath =~ m#[\\/]\z#;
+ }
elsif ($fstype =~ /^MacOS/si) {
($dirpath,$basename) = ($fullname =~ /^(.*:)?(.*)/s);
$dirpath = ':' unless $dirpath;
my $devspec = $1;
my $remainder = $3;
($dirpath,$basename) = ($remainder =~ m#^(.*/)?(.*)#s);
+ $dirpath ||= ''; # should always be defined
$dirpath = $devspec.$dirpath;
}
$dirpath = './' unless $dirpath;
$tail .= $taint if defined $tail; # avoid warning if $tail == undef
wantarray ? ($basename .= $taint, $dirpath .= $taint, $tail)
- : $basename .= $taint;
+ : ($basename .= $taint);
}
}
$dirname .= ":" unless $dirname =~ /:\z/;
}
- elsif ($fstype =~ /MSDOS/i) {
- $dirname =~ s/([^:])[\\\/]*\z/$1/;
- unless( length($basename) ) {
- ($basename,$dirname) = fileparse $dirname;
- $dirname =~ s/([^:])[\\\/]*\z/$1/;
- }
- }
- elsif ($fstype =~ /MSWin32/i) {
+ elsif ($fstype =~ /MS(DOS|Win32)|os2/i) {
$dirname =~ s/([^:])[\\\/]*\z/$1/;
unless( length($basename) ) {
($basename,$dirname) = fileparse $dirname;