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Diffstat (limited to 'usr.sbin/amd/include/uwait.h')
| -rw-r--r-- | usr.sbin/amd/include/uwait.h | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/usr.sbin/amd/include/uwait.h b/usr.sbin/amd/include/uwait.h new file mode 100644 index 0000000..c3f8cbe --- /dev/null +++ b/usr.sbin/amd/include/uwait.h @@ -0,0 +1,83 @@ +/* + * Copyright (c) 1989 Jan-Simon Pendry + * Copyright (c) 1989 Imperial College of Science, Technology & Medicine + * Copyright (c) 1989, 1993 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Jan-Simon Pendry at Imperial College, London. + * + * 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. + * + * @(#)uwait.h 8.1 (Berkeley) 6/6/93 + * + * $Id: uwait.h,v 5.2.2.1 1992/02/09 15:10:01 jsp beta $ + * + */ + +#if defined(mc68k) || defined(mc68000) || defined(mc68020) || defined(sparc) || defined(hp9000s300) || defined(hp9000s800) +#define BITS_BIGENDIAN +#endif +#if defined(vax) || defined(i386) +#define BITS_LITTLENDIAN +#endif +#if !defined BITS_BIGENDIAN && !defined BITS_LITTLENDIAN + #error Do not know my byte ordering +#endif + +/* + * Structure of the information in the first word returned by both + * wait and wait3. If w_stopval==WSTOPPED, then the second structure + * describes the information returned, else the first. See WUNTRACED below. + */ +union wait { + int w_status; /* used in syscall */ + /* + * Terminated process status. + */ + struct { +#ifdef BITS_LITTLENDIAN + unsigned short w_Termsig:7; /* termination signal */ + unsigned short w_Coredump:1; /* core dump indicator */ + unsigned short w_Retcode:8; /* exit code if w_termsig==0 */ +#endif +#ifdef BITS_BIGENDIAN + unsigned short w_Fill1:16; /* high 16 bits unused */ + unsigned short w_Retcode:8; /* exit code if w_termsig==0 */ + unsigned short w_Coredump:1; /* core dump indicator */ + unsigned short w_Termsig:7; /* termination signal */ +#endif + } w_U; +}; +#define w_termsig w_U.w_Termsig +#define w_coredump w_U.w_Coredump +#define w_retcode w_U.w_Retcode + +#define WIFSIGNALED(x) ((x).w_termsig != 0) +#define WIFEXITED(x) ((x).w_termsig == 0) |
