src/lib/libc, branch release/2.2.8_cvs

This commit was manufactured by cvs2svn to create tag

1999-01-21T00:55:30+00:00

'RELENG_2_2_8_RELEASE'.

This commit was manufactured to restore the state of the 2.2.8-RELEASE image.
Releases prior to 5.3-RELEASE are omitting the secure/ and crypto/ subdirs.

MFC: {rev 1.11} The 2.2 version of popen is uses 'vfork' and 'execl'.

1998-11-23T05:53:12+00:00

     Since 'execl' calls 'malloc' we then have the interesting
     possibility of a malloc arena corruption.  The rev 1.11 change
     fixes this.

Approved by:	jkh

Move some syscalls for which we don't install _thread_sys_{syscall}

1998-11-19T08:13:00+00:00

wrappers from ASMR to ASM.

This avoids link errors when using "cc -pthread".

MFC: Confirm to POSIX and close any copies of inherited popen()ed descriptors

1998-11-10T07:12:20+00:00

     in the child process.
     {rev 1.7 "src/lib/libc/gen/popen.3"}
     {rev 1.12 "src/lib/libc/gen/popen.c"}

Reviewed by: jkoshy, msmith

MFC: Handle a zero elements argument.

1998-11-04T09:01:24+00:00

As theatened two weeks ago: merge the major changes from -current's pthread

1998-11-04T08:42:12+00:00

implementation. This includes file locking based on FILE *, signal fixes,
read/write-locks, better POSIX compliance and better performance. Not included
are changes relating to realtime scheduling.

Famous last words: I've now built the world several times with these changes,
so they shouldn't break anything.

MFC: {rev 1.5} Fix memory leak in scandir().

1998-11-04T05:09:47+00:00

Requested by:  Archie Cobbs 
Reviewed by:   jkoshy

MFC: buffer overflow prevention in getpwent()

1998-10-29T23:17:27+00:00

PR:		bin/8176
Submitted by:	Archie Cobbs

Ignore comments & blank lines in /etc/group

1998-10-28T00:03:49+00:00

That'll teach me to MFC (adding Id to /etc/group) without
checking !
PR:	8467

MFC: rev. 1.13

1998-10-04T07:45:06+00:00