Messages in this thread | | | Subject | Re: Please don't replace numeric parameter like 0444 with macro | From | Rob Landley <> | Date | Tue, 2 Aug 2016 16:53:11 -0500 |
| |
On 08/02/2016 03:58 PM, Linus Torvalds wrote: > [ So I answered similarly to another patch, but I'll just re-iterate > and change the subject line so that it stands out a bit from the > millions of actual patches ] > > On Tue, Aug 2, 2016 at 1:42 PM, Pavel Machek <pavel@ucw.cz> wrote: >> >> Everyone knows what 0644 is, but noone can read S_IRUSR | S_IWUSR | >> S_IRCRP | S_IROTH (*). Please don't do this. > > Absolutely. It's *much* easier to parse and understand the octal > numbers, while the symbolic macro names are just random line noise and > hard as hell to understand. You really have to think about it.
Posix even specifies the numeric value for each macro in the chmod command's extended description:
http://pubs.opengroup.org/onlinepubs/9699919799/utilities/chmod.html
Rob
| |