NAME

Bio::Gonzales::Util::File - Utility functions for file stuff

SYNOPSIS

    use Bio::Gonzales::Util::File qw(glob_regex expand_path slurpc basename open_on_demand is_newer);

DESCRIPTION

SUBROUTINES

my ($fh, $was_already_open) = open_on_demand($filename_or_fh, $mode)

my ($fh, $was_already_open) = openod($filename_or_fh, $mode)

Opens the file if $filename_or_fh is a filename or returns $filename_or_fh if it is already a filehandle, that is opened.

my $fh = open_on_demand($filename, $mode)

my $fh = openod($filename, $mode)

Opens the file $filename and returns an handle to it.

$true_if_a_is_newer = is_newer($a, $b)

Return true if $b does not exist or $a is newer than $b. Dies if $a does not exist.

($dir, $basename, $suffix) = basename($file)

$basename = basename($file)

Returns the basename of $file in scalar context and the ( $dir, $basename, $suffix ) in list context. Filename example:

  /path/to/file.txt
  scalar basename: 'file'
  list basename: ('path/to', 'file', 'txt')

@lines = slurpc($file)

@expanded = expand_path(@files)

$expanded_ref = expand_path(@files)

Expands ~ in all supplied files and returns the crap.

@files = glob_regex($dir, $file_regex)

Selects files from $dir based on the supplied $file_regex.

($dirname, $filename) = splitpath($path)

Splits a $path into directory and filename.

SEE ALSO

AUTHOR

jw bargsten, <joachim.bargsten at wur.nl>