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Bug #2357
closed
open(2) flagspace is full
Status:
Resolved
Priority:
High
Assignee:
-
Category:
-
Target version:
-
Start date:
04/28/2012
Due date:
% Done:
100%
Estimated time:
Description
Recent software expects to be able to use open with flags such as O_DIRECTORY or O_CLOEXEC; they are useful to prevent races and securities vulnerabilities.
I have looked at implementing O_CLOEXEC support, but all the bits in an int are already used; I have counted about 10 DragonFly-specific flags in the lot.
The standard flags, as defined in the current POSIX.1-2008 standard:
http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/fcntl.h.html
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