lib/sys_times.in.h

   1 /* Provide a sys/times.h header file.
   2    Copyright (C) 2008-2024 Free Software Foundation, Inc.
   3
   4    This file is free software: you can redistribute it and/or modify
   5    it under the terms of the GNU Lesser General Public License as
   6    published by the Free Software Foundation; either version 2.1 of the
   7    License, or (at your option) any later version.
   8
   9    This file is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public License
  15    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  16
  17 /* Written by Simon Josefsson <simon@josefsson.org>, 2008.  */
  18
  19 /* This file is supposed to be used on platforms where <sys/times.h>
  20    is missing.  */
  21
  22 #ifndef _@GUARD_PREFIX@_SYS_TIMES_H
  23
  24 # if __GNUC__ >= 3
  25 @PRAGMA_SYSTEM_HEADER@
  26 # endif
  27 @PRAGMA_COLUMNS@
  28
  29 /* The include_next requires a split double-inclusion guard.  */
  30 # if @HAVE_SYS_TIMES_H@
  31 #  @INCLUDE_NEXT@ @NEXT_SYS_TIMES_H@
  32 # endif
  33
  34 # ifndef _@GUARD_PREFIX@_SYS_TIMES_H
  35 # define _@GUARD_PREFIX@_SYS_TIMES_H
  36
  37 /* This file uses GNULIB_POSIXCHECK, HAVE_RAW_DECL_*.  */
  38 # if !_GL_CONFIG_H_INCLUDED
  39 #  error "Please include config.h first."
  40 # endif
  41
  42 /* Get clock_t.
  43    But avoid namespace pollution on glibc systems.  */
  44 # ifndef __GLIBC__
  45 #  include <time.h>
  46 # endif
  47
  48 /* The definition of _GL_ARG_NONNULL is copied here.  */
  49
  50 /* The definition of _GL_WARN_ON_USE is copied here.  */
  51
  52 # ifdef __cplusplus
  53 extern "C" {
  54 # endif
  55
  56 # if !@HAVE_STRUCT_TMS@
  57 #  if !GNULIB_defined_struct_tms
  58   /* Structure describing CPU time used by a process and its children.  */
  59   struct tms
  60   {
  61     clock_t tms_utime;          /* User CPU time.  */
  62     clock_t tms_stime;          /* System CPU time.  */
  63
  64     clock_t tms_cutime;         /* User CPU time of dead children.  */
  65     clock_t tms_cstime;         /* System CPU time of dead children.  */
  66   };
  67 #   define GNULIB_defined_struct_tms 1
  68 #  endif
  69 # endif
  70
  71 # if @GNULIB_TIMES@
  72 #  if !@HAVE_TIMES@
  73   extern clock_t times (struct tms *buffer) _GL_ARG_NONNULL ((1));
  74 #  endif
  75 # elif defined GNULIB_POSIXCHECK
  76 #  undef times
  77 #  if HAVE_RAW_DECL_TIMES
  78 _GL_WARN_ON_USE (times, "times is unportable - "
  79                  "use gnulib module times for portability");
  80 #  endif
  81 # endif
  82
  83 # ifdef __cplusplus
  84 }
  85 # endif
  86
  87 # endif                         /* _@GUARD_PREFIX@_SYS_TIMES_H */
  88 #endif                          /* _@GUARD_PREFIX@_SYS_TIMES_H */