Complete initial import from mySQL 3.22.4 (mit-pthreads/).

Lots of dross to move and remove yet.

At minimum:
o	remove GNU config and GNU Makefiles
o	build arch directory and migrate away machdep/
o	rebuild BSD Makefiles
o	move notes etc. into doc/

1 files changed, 159 insertions, 0 deletions

diff --git a/lib/libpthread/machdep/bsdi-2.0/wait.h b/lib/libpthread/machdep/bsdi-2.0/wait.h
new file mode 100755
index 00000000000..5f7635a73a7
--- /dev/null
+++ b/lib/libpthread/machdep/bsdi-2.0/wait.h
@@ -0,0 +1,159 @@
+/*	$NetBSD: wait.h,v 1.7 1994/06/29 06:46:23 cgd Exp $	*/
+
+/*
+ * Copyright (c) 1982, 1986, 1989, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	@(#)wait.h	8.1 (Berkeley) 6/2/93
+ */
+
+/*
+ * This file holds definitions relevent to the wait4 system call
+ * and the alternate interfaces that use it (wait, wait3, waitpid).
+ */
+
+/*
+ * Macros to test the exit status returned by wait
+ * and extract the relevant values.
+ */
+#ifdef _POSIX_SOURCE
+#define	_W_INT(i)	(i)
+#else
+#define	_W_INT(w)	(*(int *)&(w))	/* convert union wait to int */
+#define	WCOREFLAG	0200
+#endif
+
+#define	_WSTATUS(x)	(_W_INT(x) & 0177)
+#define	_WSTOPPED	0177		/* _WSTATUS if process is stopped */
+#define WIFSTOPPED(x)	(_WSTATUS(x) == _WSTOPPED)
+#define WSTOPSIG(x)	(_W_INT(x) >> 8)
+#define WIFSIGNALED(x)	(_WSTATUS(x) != _WSTOPPED && _WSTATUS(x) != 0)
+#define WTERMSIG(x)	(_WSTATUS(x))
+#define WIFEXITED(x)	(_WSTATUS(x) == 0)
+#define WEXITSTATUS(x)	(_W_INT(x) >> 8)
+#ifndef _POSIX_SOURCE
+#define WCOREDUMP(x)	(_W_INT(x) & WCOREFLAG)
+
+#define	W_EXITCODE(ret, sig)	((ret) << 8 | (sig))
+#define	W_STOPCODE(sig)		((sig) << 8 | _WSTOPPED)
+#endif
+
+/*
+ * Option bits for the third argument of wait4.  WNOHANG causes the
+ * wait to not hang if there are no stopped or terminated processes, rather
+ * returning an error indication in this case (pid==0).  WUNTRACED
+ * indicates that the caller should receive status about untraced children
+ * which stop due to signals.  If children are stopped and a wait without
+ * this option is done, it is as though they were still running... nothing
+ * about them is returned.
+ */
+#define WNOHANG		1	/* dont hang in wait */
+#define WUNTRACED	2	/* tell about stopped, untraced children */
+
+#ifndef _POSIX_SOURCE
+/* POSIX extensions and 4.2/4.3 compatability: */
+
+/*
+ * Tokens for special values of the "pid" parameter to wait4.
+ */
+#define	WAIT_ANY	(-1)	/* any process */
+#define	WAIT_MYPGRP	0	/* any process in my process group */
+
+#include <machine/endian.h>
+
+/*
+ * Deprecated:
+ * Structure of the information in the status word returned by wait4.
+ * If w_stopval==WSTOPPED, then the second structure describes
+ * the information returned, else the first.
+ */
+union wait {
+	int	w_status;		/* used in syscall */
+	/*
+	 * Terminated process status.
+	 */
+	struct {
+#if BYTE_ORDER == LITTLE_ENDIAN 
+		unsigned int	w_Termsig:7,	/* termination signal */
+				w_Coredump:1,	/* core dump indicator */
+				w_Retcode:8,	/* exit code if w_termsig==0 */
+				w_Filler:16;	/* upper bits filler */
+#endif
+#if BYTE_ORDER == BIG_ENDIAN 
+		unsigned int	w_Filler:16,	/* upper bits filler */
+				w_Retcode:8,	/* exit code if w_termsig==0 */
+				w_Coredump:1,	/* core dump indicator */
+				w_Termsig:7;	/* termination signal */
+#endif
+	} w_T;
+	/*
+	 * Stopped process status.  Returned
+	 * only for traced children unless requested
+	 * with the WUNTRACED option bit.
+	 */
+	struct {
+#if BYTE_ORDER == LITTLE_ENDIAN 
+		unsigned int	w_Stopval:8,	/* == W_STOPPED if stopped */
+				w_Stopsig:8,	/* signal that stopped us */
+				w_Filler:16;	/* upper bits filler */
+#endif
+#if BYTE_ORDER == BIG_ENDIAN 
+		unsigned int	w_Filler:16,	/* upper bits filler */
+				w_Stopsig:8,	/* signal that stopped us */
+				w_Stopval:8;	/* == W_STOPPED if stopped */
+#endif
+	} w_S;
+};
+#define	w_termsig	w_T.w_Termsig
+#define w_coredump	w_T.w_Coredump
+#define w_retcode	w_T.w_Retcode
+#define w_stopval	w_S.w_Stopval
+#define w_stopsig	w_S.w_Stopsig
+
+#define	WSTOPPED	_WSTOPPED
+#endif /* _POSIX_SOURCE */
+
+#ifndef KERNEL
+#include <sys/types.h>
+#include <sys/cdefs.h>
+
+__BEGIN_DECLS
+struct rusage;	/* forward declaration */
+
+pid_t	wait __P_((int *));
+pid_t	waitpid __P_((pid_t, int *, int));
+#ifndef _POSIX_SOURCE
+pid_t	wait3 __P_((int *, int, void *));
+pid_t	wait4 __P_((pid_t, int *, int, void *));
+#endif
+__END_DECLS
+#endif
+