Strangely, chown and chmod don't seem to work on symlinks. In particular, I tried this (as root):
# touch foo
# ln -s foo mysymlink
# chown SOMEUSER mysymlink
as well as changing the last line to:
# chown -h someuser mysymlink
where "-h" is supposed to change the UID of the actualy... (1 Reply)
Hi,
I have a file in my system as below
My user and grp id is sns / sns
-rwxrwxrwx 1 sns sns 6012357 Sep 27 06:01 sample
Is there a way to change the owner and grp of this file to app / app ... ie. as given below
-rwxrwxrwx 1 app app 6012357 Sep 27 06:01 sample
I guessed... (1 Reply)
Hi,
I own a file, when i try to change the owner of my file to other user it is throwing error like
chown: changing ownership of `a.txt': Not owner
my OS is sunOS 5.8
Thanks. (1 Reply)
Hi Folks,
I know that changing users and groups is pretty basic admin, but this one has got me stumped. When I try to change the group of a file for which I am the owner for, it still gives me a 'Not owner' error.
For example, when I am logged in as 'webadmin', I have the following file:
... (4 Replies)
hai,
I am new to Unix, I have a requirement to display owner name , directory or sub directory name, who's owner name is not equal to "oasitqtc".
(here "oasitqtc" is the owner of the directory or sub directory.)
i have a command (below) which will display all folders and sub folders, but i... (6 Replies)
Would the owner as listed , be the one who made the directory in the first place. when any one could use chown in a script.
I do not know where this directory came form or who made it. And am attempting to just find out more info on it.
what could i use to find its origins and its why does it... (3 Replies)
i need to do the following operations in solaris 10:
1.change owner and group owner for files which are not owned by the current user and user group
2.to can delete files in the /tmp directory which are not of the current user
3. allow to a standard user the deletion of files in the /tmp... (1 Reply)
Hi.
My example:
I have a filesystem /log. Everyday, log files are copied to /log. I'd like to set owner and permission for files and directories in /log like that
chown -R log_adm /log/*
chmod -R 544 /log/*It's OK, but just at that time. When a new log file or new directory is created in /log,... (8 Replies)
Discussion started by: bobochacha29
8 Replies
LEARN ABOUT PHP
is_writable
IS_WRITABLE(3) 1 IS_WRITABLE(3)is_writable - Tells whether the filename is writableSYNOPSIS
bool is_writable (string $filename)
DESCRIPTION
Returns TRUE if the $filename exists and is writable. The filename argument may be a directory name allowing you to check if a directory
is writable.
Keep in mind that PHP may be accessing the file as the user id that the web server runs as (often 'nobody'). Safe mode limitations are not
taken into account.
PARAMETERS
o $filename
- The filename being checked.
RETURN VALUES
Returns TRUE if the $filename exists and is writable.
EXAMPLES
Example #1
is_writable(3) example
<?php
$filename = 'test.txt';
if (is_writable($filename)) {
echo 'The file is writable';
} else {
echo 'The file is not writable';
}
?>
ERRORS /EXCEPTIONS
Upon failure, an E_WARNING is emitted.
NOTES
Note
The results of this function are cached. See clearstatcache(3) for more details.
Tip
As of PHP 5.0.0, this function can also be used with some URL wrappers. Refer to "Supported Protocols and Wrappers" to determine
which wrappers support stat(3) family of functionality.
SEE ALSO is_readable(3), file_exists(3), fwrite(3).
PHP Documentation Group IS_WRITABLE(3)