| Server IP : 127.0.0.2 / Your IP : 18.191.44.139 Web Server : Apache/2.4.18 (Ubuntu) System : User : www-data ( ) PHP Version : 7.0.33-0ubuntu0.16.04.16 Disable Function : disk_free_space,disk_total_space,diskfreespace,dl,exec,fpaththru,getmyuid,getmypid,highlight_file,ignore_user_abord,leak,listen,link,opcache_get_configuration,opcache_get_status,passthru,pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,php_uname,phpinfo,posix_ctermid,posix_getcwd,posix_getegid,posix_geteuid,posix_getgid,posix_getgrgid,posix_getgrnam,posix_getgroups,posix_getlogin,posix_getpgid,posix_getpgrp,posix_getpid,posix,_getppid,posix_getpwnam,posix_getpwuid,posix_getrlimit,posix_getsid,posix_getuid,posix_isatty,posix_kill,posix_mkfifo,posix_setegid,posix_seteuid,posix_setgid,posix_setpgid,posix_setsid,posix_setuid,posix_times,posix_ttyname,posix_uname,pclose,popen,proc_open,proc_close,proc_get_status,proc_nice,proc_terminate,shell_exec,source,show_source,system,virtual MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : ON Directory : /usr/share/perl5/Dpkg/ |
Upload File : |
# Copyright © 2011 Raphaël Hertzog <hertzog@debian.org>
# Copyright © 2012 Guillem Jover <guillem@debian.org>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
package Dpkg::File;
use strict;
use warnings;
our $VERSION = '0.01';
our @EXPORT = qw(
file_lock
file_slurp
);
use Exporter qw(import);
use Fcntl qw(:flock);
use Dpkg::Gettext;
use Dpkg::ErrorHandling;
sub file_lock($$) {
my ($fh, $filename) = @_;
# A strict dependency on libfile-fcntllock-perl being it an XS module,
# and dpkg-dev indirectly making use of it, makes building new perl
# package which bump the perl ABI impossible as these packages cannot
# be installed alongside.
eval 'use File::FcntlLock';
if ($@) {
warning(g_('File::FcntlLock not available; using flock which is not NFS-safe'));
flock($fh, LOCK_EX)
or syserr(g_('failed to get a write lock on %s'), $filename);
} else {
eval q{
my $fs = File::FcntlLock->new(l_type => F_WRLCK);
$fs->lock($fh, F_SETLKW)
or syserr(g_('failed to get a write lock on %s'), $filename);
}
}
}
sub file_slurp {
my $fh = shift;
local $/;
my $data = <$fh>;
return $data;
}
1;