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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 16:11:47 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 16:11:47 +0000
commit758f820bcc0f68aeebac1717e537ca13a320b909 (patch)
tree48111ece75cf4f98316848b37a7e26356e00669e /lib/sys_wait.in.h
parentInitial commit. (diff)
downloadcoreutils-758f820bcc0f68aeebac1717e537ca13a320b909.tar.xz
coreutils-758f820bcc0f68aeebac1717e537ca13a320b909.zip
Adding upstream version 9.1.upstream/9.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'lib/sys_wait.in.h')
-rw-r--r--lib/sys_wait.in.h131
1 files changed, 131 insertions, 0 deletions
diff --git a/lib/sys_wait.in.h b/lib/sys_wait.in.h
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+/* A POSIX-like <sys/wait.h>.
+ Copyright (C) 2001-2003, 2005-2022 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
+
+/* 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 */