rm_/lib/sys_resource.in.h
2022-07-28 14:16:50 +08:00

124 lines
3.1 KiB
C

/* Substitute for <sys/resource.h>.
Copyright (C) 2012-2022 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/>. */
# if __GNUC__ >= 3
@PRAGMA_SYSTEM_HEADER@
# endif
@PRAGMA_COLUMNS@
#ifndef _@GUARD_PREFIX@_SYS_RESOURCE_H
#if @HAVE_SYS_RESOURCE_H@
/* On FreeBSD 5.0, <sys/resource.h> assumes prior inclusion of <sys/types.h>
and <sys/time.h>. */
# include <sys/types.h>
# include <sys/time.h>
/* The include_next requires a split double-inclusion guard. */
# @INCLUDE_NEXT@ @NEXT_SYS_RESOURCE_H@
#endif
#ifndef _@GUARD_PREFIX@_SYS_RESOURCE_H
#define _@GUARD_PREFIX@_SYS_RESOURCE_H
#if !@HAVE_SYS_RESOURCE_H@
/* A platform that lacks <sys/resource.h>. */
/* Get 'struct timeval'. */
# include <sys/time.h>
/* Define the RUSAGE_* constants. */
# define RUSAGE_SELF 0
# define RUSAGE_CHILDREN -1
# ifdef __cplusplus
extern "C" {
# endif
# if !GNULIB_defined_struct_rusage
/* All known platforms that lack <sys/resource.h> also lack any declaration
of struct rusage in any other header. */
struct rusage
{
struct timeval ru_utime; /* CPU time used in user mode */
struct timeval ru_stime; /* CPU time used in system mode (kernel) */
long ru_maxrss;
long ru_ixrss;
long ru_idrss;
long ru_isrss;
long ru_minflt;
long ru_majflt;
long ru_nswap;
long ru_inblock;
long ru_oublock;
long ru_msgsnd;
long ru_msgrcv;
long ru_nsignals;
long ru_nvcsw;
long ru_nivcsw;
};
# define GNULIB_defined_struct_rusage 1
# endif
# ifdef __cplusplus
}
# endif
#else
# ifdef __VMS /* OpenVMS */
/* Define the RUSAGE_* constants. */
# ifndef RUSAGE_SELF
# define RUSAGE_SELF 0
# endif
# ifndef RUSAGE_CHILDREN
# define RUSAGE_CHILDREN -1
# endif
# endif
#endif
/* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */
/* The definition of _GL_ARG_NONNULL is copied here. */
/* The definition of _GL_WARN_ON_USE is copied here. */
/* Declare overridden functions. */
#if @GNULIB_GETRUSAGE@
# if !@HAVE_GETRUSAGE@
_GL_FUNCDECL_SYS (getrusage, int, (int who, struct rusage *usage_p)
_GL_ARG_NONNULL ((2)));
# endif
_GL_CXXALIAS_SYS (getrusage, int, (int who, struct rusage *usage_p));
_GL_CXXALIASWARN (getrusage);
#elif defined GNULIB_POSIXCHECK
# undef getrusage
# if HAVE_RAW_DECL_GETRUSAGE
_GL_WARN_ON_USE (getrusage, "getrusage is unportable - "
"use gnulib module getrusage for portability");
# endif
#endif
#endif /* _@GUARD_PREFIX@_SYS_RESOURCE_H */
#endif /* _@GUARD_PREFIX@_SYS_RESOURCE_H */