On 18/12/16 18:34, Pádraig Brady wrote:
tag 25223 notabug
close 25223
stop

On 18/12/16 12:37, Eugen Dedu wrote:
Hi,

chmod +w file does not work:

snoopy:~$ touch ff
snoopy:~$ ls -l ff
-rw-r--r-- 1 ededu ededu 0 Dec 18 13:31 ff
snoopy:~$ chmod +w ff
snoopy:~$ ls -l ff
-rw-r--r-- 1 ededu ededu 0 Dec 18 13:31 ff
snoopy:~$ chmod +x ff
snoopy:~$ ls -l ff
-rwxr-xr-x 1 ededu ededu 0 Dec 18 13:31 ff
snoopy:~$ chmod --version
chmod (GNU coreutils) 8.26

From the man page, taking particular note of the last line...

"A  combination  of the letters ugoa controls which users' access to the
file will be changed: the user who owns it  (u),  other  users  in  the
file's group (g), other users not in the file's group (o), or all users
(a).  If none of these are given, the effect is as if (a)  were  given,
but bits that are set in the umask are not affected."

Ah, I see now (I have read the man without paying particular attention to that line).

I wonder why I have not seen this particularity until now; I looked back at version 5.2.1 and this line in the man page was still there... Is there a rationale for this, i.e. chmod to use umask?

Thank you,
--
Eugen



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