Git.pm: Make File::Spec and File::Temp requirement lazy

This will ensure that the API at large is accessible to nearly
all Perl versions, while only the temp file caching API is tied to
the File::Temp and File::Spec modules being available.

Signed-off-by: Marcus Griep <marcus@griep.us>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Marcus Griep 2008-08-15 15:53:59 -04:00 committed by Junio C Hamano
parent 4370c2d620
commit c14c8ceb13

View File

@ -100,8 +100,6 @@ use Carp qw(carp croak); # but croak is bad - throw instead
use Error qw(:try);
use Cwd qw(abs_path);
use IPC::Open2 qw(open2);
use File::Temp ();
require File::Spec;
use Fcntl qw(SEEK_SET SEEK_CUR);
}
@ -1009,6 +1007,8 @@ sub temp_release {
sub _temp_cache {
my ($name) = @_;
_verify_require();
my $temp_fd = \$TEMP_FILES{$name};
if (defined $$temp_fd and $$temp_fd->opened) {
if ($TEMP_LOCKS{$$temp_fd}) {
@ -1031,6 +1031,11 @@ sub _temp_cache {
$$temp_fd;
}
sub _verify_require {
eval { require File::Temp; require File::Spec; };
$@ and throw Error::Simple($@);
}
=item temp_reset ( FILEHANDLE )
Truncates and resets the position of the C<FILEHANDLE>.