From 6c20c8ed2cb9ab69a1a57ccb2b9b79969a808321 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 17:38:56 +0200 Subject: Adding upstream version 5.2.15. Signed-off-by: Daniel Baumann --- include/unionwait.h | 98 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 98 insertions(+) create mode 100644 include/unionwait.h (limited to 'include/unionwait.h') diff --git a/include/unionwait.h b/include/unionwait.h new file mode 100644 index 0000000..b1b4dfa --- /dev/null +++ b/include/unionwait.h @@ -0,0 +1,98 @@ +/* unionwait.h -- definitions for using a `union wait' on systems without + one. */ + +/* Copyright (C) 1996 Free Software Foundation, Inc. + + This file is part of GNU Bash, the Bourne Again SHell. + + Bash is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation, either version 3 of the License, or + (at your option) any later version. + + Bash is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with Bash. If not, see . +*/ + +#ifndef _UNIONWAIT_H +#define _UNIONWAIT_H + +#if !defined (WORDS_BIGENDIAN) +union wait + { + int w_status; /* used in syscall */ + + /* Terminated process status. */ + struct + { + unsigned short + w_Termsig : 7, /* termination signal */ + w_Coredump : 1, /* core dump indicator */ + w_Retcode : 8, /* exit code if w_termsig==0 */ + w_Fill1 : 16; /* high 16 bits unused */ + } w_T; + + /* Stopped process status. Returned + only for traced children unless requested + with the WUNTRACED option bit. */ + struct + { + unsigned short + w_Stopval : 8, /* == W_STOPPED if stopped */ + w_Stopsig : 8, /* actually zero on XENIX */ + w_Fill2 : 16; /* high 16 bits unused */ + } w_S; + }; + +#else /* WORDS_BIGENDIAN */ + +/* This is for big-endian machines like the IBM RT, HP 9000, or Sun-3 */ + +union wait + { + int w_status; /* used in syscall */ + + /* Terminated process status. */ + struct + { + unsigned short w_Fill1 : 16; /* high 16 bits unused */ + unsigned w_Retcode : 8; /* exit code if w_termsig==0 */ + unsigned w_Coredump : 1; /* core dump indicator */ + unsigned w_Termsig : 7; /* termination signal */ + } w_T; + + /* Stopped process status. Returned + only for traced children unless requested + with the WUNTRACED option bit. */ + struct + { + unsigned short w_Fill2 : 16; /* high 16 bits unused */ + unsigned w_Stopsig : 8; /* signal that stopped us */ + unsigned w_Stopval : 8; /* == W_STOPPED if stopped */ + } w_S; + }; + +#endif /* WORDS_BIGENDIAN */ + +#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 0177 +#define WIFSTOPPED(x) ((x).w_stopval == WSTOPPED) +#define WIFEXITED(x) ((x).w_stopval != WSTOPPED && (x).w_termsig == 0) +#define WIFSIGNALED(x) ((x).w_stopval != WSTOPPED && (x).w_termsig != 0) + +#define WTERMSIG(x) ((x).w_termsig) +#define WSTOPSIG(x) ((x).w_stopsig) +#define WEXITSTATUS(x) ((x).w_retcode) +#define WIFCORED(x) ((x).w_coredump) + +#endif /* _UNIONWAIT_H */ -- cgit v1.2.3