DragonFly kernel List (threaded) for 2003-12
Re: LibC status and others...
-On [20031211 00:52], Matthew Dillon (dillon@xxxxxxxxxxxxxxxxxxxx) wrote:
> What I would do is rename, e.g., getpwnam() to getpwnam_r(), add the
> required passwd pointer, and use the pointer instead of the static
> _pw_passwd. Then write a new getpwnam() which simply aclls
> getpwnam_r() using &_pw_passwd for the passwd pointer.
Wish it were that easy.
You need to account for a multiple of things:
- (asynchronous) cancellation-safety
- asynchronous signal-safety
POSIX threads defines getpwnam_r() as a function which may be
implemented as a cancellation point.
Jeroen Ruigrok van der Werven <asmodai(at)wxs.nl> / asmodai / kita no mono
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