1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
|
/* A POSIX-like <sys/wait.h>.
Copyright (C) 2001-2003, 2005-2024 Free Software Foundation, Inc.
This file is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as
published by the Free Software Foundation; either version 2.1 of the
License, or (at your option) any later version.
This file 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>. */
#ifndef _@GUARD_PREFIX@_SYS_WAIT_H
#if __GNUC__ >= 3
@PRAGMA_SYSTEM_HEADER@
#endif
@PRAGMA_COLUMNS@
/* The include_next requires a split double-inclusion guard. */
#if !(defined _WIN32 && ! defined __CYGWIN__)
# @INCLUDE_NEXT@ @NEXT_SYS_WAIT_H@
#endif
#ifndef _@GUARD_PREFIX@_SYS_WAIT_H
#define _@GUARD_PREFIX@_SYS_WAIT_H
/* This file uses GNULIB_POSIXCHECK, HAVE_RAW_DECL_*. */
#if !_GL_CONFIG_H_INCLUDED
#error "Please include config.h first."
#endif
/* Get pid_t. */
#include <sys/types.h>
/* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */
/* The definition of _GL_WARN_ON_USE is copied here. */
#if !(defined _WIN32 && ! defined __CYGWIN__)
/* Unix API. */
/* The following macros apply to an argument x, that is a status of a process,
as returned by waitpid().
On nearly all systems, including Linux/x86, WEXITSTATUS are bits 15..8 and
WTERMSIG are bits 7..0, while BeOS uses the opposite. Therefore programs
have to use the abstract macros. */
/* For valid x, exactly one of WIFSIGNALED(x), WIFEXITED(x), WIFSTOPPED(x)
is true. */
# ifndef WIFSIGNALED
# define WIFSIGNALED(x) (WTERMSIG (x) != 0 && WTERMSIG(x) != 0x7f)
# endif
# ifndef WIFEXITED
# define WIFEXITED(x) (WTERMSIG (x) == 0)
# endif
# ifndef WIFSTOPPED
# define WIFSTOPPED(x) (WTERMSIG (x) == 0x7f)
# endif
/* The termination signal. Only to be accessed if WIFSIGNALED(x) is true. */
# ifndef WTERMSIG
# define WTERMSIG(x) ((x) & 0x7f)
# endif
/* The exit status. Only to be accessed if WIFEXITED(x) is true. */
# ifndef WEXITSTATUS
# define WEXITSTATUS(x) (((x) >> 8) & 0xff)
# endif
/* The stopping signal. Only to be accessed if WIFSTOPPED(x) is true. */
# ifndef WSTOPSIG
# define WSTOPSIG(x) (((x) >> 8) & 0x7f)
# endif
/* True if the process dumped core. Not standardized by POSIX. */
# ifndef WCOREDUMP
# define WCOREDUMP(x) ((x) & 0x80)
# endif
#else
/* Native Windows API. */
# include <signal.h> /* for SIGTERM */
/* The following macros apply to an argument x, that is a status of a process,
as returned by waitpid() or, equivalently, _cwait() or GetExitCodeProcess().
This value is simply an 'int', not composed of bit fields. */
/* When an unhandled fatal signal terminates a process, the exit code is 3. */
# define WIFSIGNALED(x) ((x) == 3)
# define WIFEXITED(x) ((x) != 3)
# define WIFSTOPPED(x) 0
/* The signal that terminated a process is not known posthum. */
# define WTERMSIG(x) SIGTERM
# define WEXITSTATUS(x) (x)
/* There are no stopping signals. */
# define WSTOPSIG(x) 0
/* There are no core dumps. */
# define WCOREDUMP(x) 0
#endif
/* Declarations of functions. */
#if @GNULIB_WAITPID@
# if defined _WIN32 && ! defined __CYGWIN__
_GL_FUNCDECL_SYS (waitpid, pid_t, (pid_t pid, int *statusp, int options));
# endif
/* Need to cast, because on Cygwin, the second parameter is
__wait_status_ptr_t statusp. */
_GL_CXXALIAS_SYS_CAST (waitpid, pid_t, (pid_t pid, int *statusp, int options));
_GL_CXXALIASWARN (waitpid);
#elif defined GNULIB_POSIXCHECK
# undef waitpid
# if HAVE_RAW_DECL_WAITPID
_GL_WARN_ON_USE (waitpid, "waitpid is unportable - "
"use gnulib module sys_wait for portability");
# endif
#endif
#endif /* _@GUARD_PREFIX@_SYS_WAIT_H */
#endif /* _@GUARD_PREFIX@_SYS_WAIT_H */
|
