src/lib/libc_r/uthread/uthread_writev.c, branch release/6.0.0_cvs FreeBSD source tree This commit was manufactured by cvs2svn to create tag 2005-11-03T00:35:26+00:00 cvs2svn cvs2svn@FreeBSD.org 2005-11-03T00:35:26+00:00 3640cb54210edbb7edbf1b12ef0127ecfcea967d 'RELENG_6_0_0_RELEASE'. This commit was manufactured to restore the state of the 6.0-RELEASE image. 
'RELENG_6_0_0_RELEASE'.

This commit was manufactured to restore the state of the 6.0-RELEASE image.
Avoid using void pointers in additive expressions. 2004-08-14T17:46:10+00:00 Stefan Farfeleder stefanf@FreeBSD.org 2004-08-14T17:46:10+00:00 4eae39bfdf5f9d66699e50c10b996e75a902d344 PR: 56653 
PR:		56653
Fix bogus return values from libc_r's writev() routine in situations where 2002-11-12T19:01:49+00:00 Archie Cobbs archie@FreeBSD.org 2002-11-12T19:01:49+00:00 6578194b8b018fd2cfa6aa1d3b93d7c0373e9a2c a partial-write is followed by an error. PR: 43335 MFC after: 3 days 
a partial-write is followed by an error.

PR:		43335
MFC after:	3 days
Remove much of the dereferencing of the fd table entries to look 2002-08-29T23:06:07+00:00 Daniel Eischen deischen@FreeBSD.org 2002-08-29T23:06:07+00:00 d8b5986dd6a718d948b9ea0e2da3256ac45bff42 at file flags and replace it with functions that will avoid null pointer checks. MFC to be done by archie ;-) PR: 42100 Reviewed by: archie, robert MFC after: 3 days 
at file flags and replace it with functions that will avoid null
pointer checks.

MFC to be done by archie ;-)

PR:		42100
Reviewed by:	archie, robert
MFC after:	3 days
Make these functions cancellation points like they should be: 2002-05-02T19:58:43+00:00 Archie Cobbs archie@FreeBSD.org 2002-05-02T19:58:43+00:00 663fc9cc7c50eee029c4ffb65589e7ae787917e3 poll(2), readv(2), select(2), wait4(2), writev(2). PR: bin/37658 Reviewed by: deischen MFC after: 1 week 
poll(2), readv(2), select(2), wait4(2), writev(2).

PR:		bin/37658
Reviewed by:	deischen
MFC after:	1 week
To be consistent, use the __weak_reference macro from <sys/cdefs.h> 2001-04-10T04:19:21+00:00 Daniel Eischen deischen@FreeBSD.org 2001-04-10T04:19:21+00:00 437df4859af22264a2c620a3720c776bf0c4a58d instead of #pragma weak to create weak definitions. Suggested by: bde 
instead of #pragma weak to create weak definitions.

Suggested by:	bde
Add weak definitions for wrapped system calls. In general: 2001-01-24T13:03:38+00:00 Daniel Eischen deischen@FreeBSD.org 2001-01-24T13:03:38+00:00 e5106342c6de9cbe26c4827e4e29bae309cd8cfb _foo - wrapped system call foo - weak definition to _foo and for cancellation points: _foo - wrapped system call __foo - enter cancellation point, call _foo(), leave cancellation point foo - weak definition to __foo Change use of global _thread_run to call a function to get the currently running thread. Make all pthread_foo functions weak definitions to _pthread_foo, where _pthread_foo is the implementation. This allows an application to provide its own pthread functions. Provide slightly different versions of pthread_mutex_lock and pthread_mutex_init so that we can tell the difference between a libc mutex and an application mutex. Threads holding mutexes internal to libc should never be allowed to exit, call signal handlers, or cancel. Approved by: -arch 
	_foo - wrapped system call
	foo - weak definition to _foo

and for cancellation points:

	_foo - wrapped system call
	__foo - enter cancellation point, call _foo(), leave
	        cancellation point
	foo - weak definition to __foo

Change use of global _thread_run to call a function to get the
currently running thread.

Make all pthread_foo functions weak definitions to _pthread_foo,
where _pthread_foo is the implementation.  This allows an application
to provide its own pthread functions.

Provide slightly different versions of pthread_mutex_lock and
pthread_mutex_init so that we can tell the difference between
a libc mutex and an application mutex.  Threads holding mutexes
internal to libc should never be allowed to exit, call signal
handlers, or cancel.

Approved by:	-arch
Use __strong_reference() instead of __weak_reference() to assure that the 2000-01-29T22:53:55+00:00 Jason Evans jasone@FreeBSD.org 2000-01-29T22:53:55+00:00 d77639f25f93730229a8a66ece20cdf65bf4df64 weak symbols of the same name are not used. 
weak symbols of the same name are not used.
Simplify sytem call renaming. Instead of _foo() <-- _libc_foo <-- foo(), 2000-01-27T23:07:25+00:00 Jason Evans jasone@FreeBSD.org 2000-01-27T23:07:25+00:00 9233c4d9426e03b28e043baeefb6d5a37dc4086e just use _foo() <-- foo(). In the case of a libpthread that doesn't do call conversion (such as linuxthreads and our upcoming libpthread), this is adequate. In the case of libc_r, we still need three names, which are now _thread_sys_foo() <-- _foo() <-- foo(). Convert all internal libc usage of: aio_suspend(), close(), fsync(), msync(), nanosleep(), open(), fcntl(), read(), and write() to _foo() instead of foo(). Remove all internal libc usage of: creat(), pause(), sleep(), system(), tcdrain(), wait(), and waitpid(). Make thread cancellation fully POSIX-compliant. Suggested by: deischen 
just use _foo() <-- foo().  In the case of a libpthread that doesn't do
call conversion (such as linuxthreads and our upcoming libpthread), this
is adequate.  In the case of libc_r, we still need three names, which are
now _thread_sys_foo() <-- _foo() <-- foo().

Convert all internal libc usage of: aio_suspend(), close(), fsync(), msync(),
nanosleep(), open(), fcntl(), read(), and write() to _foo() instead of foo().

Remove all internal libc usage of: creat(), pause(), sleep(), system(),
tcdrain(), wait(), and waitpid().

Make thread cancellation fully POSIX-compliant.

Suggested by:	deischen
Track libc's three-tier symbol naming. libc_r must currently implement 2000-01-12T09:28:58+00:00 Jason Evans jasone@FreeBSD.org 2000-01-12T09:28:58+00:00 f560c4e709d6f3b1edb5349d928670577918afb8 the _libc_*() entry points and add *() weak aliases. This will all change for the better when libc_r becomes libpthread. 
the _libc_*() entry points and add *() weak aliases.  This will all
change for the better when libc_r becomes libpthread.