X-Git-Url: http://ftp.carnet.hr/carnet-debian/scm?p=php5-apc.git;a=blobdiff_plain;f=apc_fcntl.c;fp=apc_fcntl.c;h=0000000000000000000000000000000000000000;hp=218a24ce8c0a3040594ef19cbf3a81ae5f42ec57;hb=a34ea625346aecd2d2b227b8ca4f114eaa607213;hpb=b0895ef8074c6dd090f9b0a65d58179941541756 diff --git a/apc_fcntl.c b/apc_fcntl.c deleted file mode 100644 index 218a24c..0000000 --- a/apc_fcntl.c +++ /dev/null @@ -1,118 +0,0 @@ -/* - +----------------------------------------------------------------------+ - | APC | - +----------------------------------------------------------------------+ - | Copyright (c) 2008 The PHP Group | - +----------------------------------------------------------------------+ - | This source file is subject to version 3.01 of the PHP license, | - | that is bundled with this package in the file LICENSE, and is | - | available through the world-wide-web at the following url: | - | http://www.php.net/license/3_01.txt | - | If you did not receive a copy of the PHP license and are unable to | - | obtain it through the world-wide-web, please send a note to | - | license@php.net so we can mail you a copy immediately. | - +----------------------------------------------------------------------+ - | Authors: George Schlossnagle | - | Rasmus Lerdorf | - +----------------------------------------------------------------------+ - - This software was contributed to PHP by Community Connect Inc. in 2002 - and revised in 2005 by Yahoo! Inc. to add support for PHP 5.1. - Future revisions and derivatives of this source code must acknowledge - Community Connect Inc. as the original contributor of this module by - leaving this note intact in the source code. - - All other licensing and usage conditions are those of the PHP Group. - - */ - -/* $Id: apc_fcntl.c,v 3.25.2.1 2008/05/11 18:57:00 rasmus Exp $ */ - -#include "apc_fcntl.h" -#include "apc.h" -#include -#include - -int apc_fcntl_create(const char* pathname) -{ - int fd; - if(pathname == NULL) { - char lock_path[] = "/tmp/.apc.XXXXXX"; - mktemp(lock_path); - fd = open(lock_path, O_RDWR|O_CREAT, 0666); - if(fd > 0 ) { - unlink(lock_path); - return fd; - } else { - apc_eprint("apc_fcntl_create: open(%s, O_RDWR|O_CREAT, 0666) failed:", lock_path); - return -1; - } - } - fd = open(pathname, O_RDWR|O_CREAT, 0666); - if(fd > 0 ) { - unlink(pathname); - return fd; - } - apc_eprint("apc_fcntl_create: open(%s, O_RDWR|O_CREAT, 0666) failed:", pathname); - return -1; -} - -void apc_fcntl_destroy(int fd) -{ - close(fd); -} - -static int lock_reg(int fd, int cmd, int type, off_t offset, int whence, off_t len) -{ - int ret; - struct flock lock; - - lock.l_type = type; - lock.l_start = offset; - lock.l_whence = whence; - lock.l_len = len; - lock.l_pid = 0; - - do { ret = fcntl(fd, cmd, &lock) ; } - while(ret < 0 && errno == EINTR); - return(ret); -} - -void apc_fcntl_lock(int fd) -{ - if(lock_reg(fd, F_SETLKW, F_WRLCK, 0, SEEK_SET, 0) < 0) { - apc_eprint("apc_fcntl_lock failed:"); - } -} - -void apc_fcntl_rdlock(int fd) -{ - if(lock_reg(fd, F_SETLKW, F_RDLCK, 0, SEEK_SET, 0) < 0) { - apc_eprint("apc_fcntl_rdlock failed:"); - } -} - -zend_bool apc_fcntl_nonblocking_lock(int fd) -{ - if(lock_reg(fd, F_SETLK, F_WRLCK, 0, SEEK_SET, 0) < 0) { - if(errno==EACCES||errno==EAGAIN) return 0; - else apc_eprint("apc_fcntl_lock failed:"); - } - return 1; -} - -void apc_fcntl_unlock(int fd) -{ - if(lock_reg(fd, F_SETLKW, F_UNLCK, 0, SEEK_SET, 0) < 0) { - apc_eprint("apc_fcntl_unlock failed:"); - } -} - -/* - * Local variables: - * tab-width: 4 - * c-basic-offset: 4 - * End: - * vim600: expandtab sw=4 ts=4 sts=4 fdm=marker - * vim<600: expandtab sw=4 ts=4 sts=4 - */