1 /* Provide a more complete sys/time.h.
3 Copyright (C) 2007-2010 Free Software Foundation, Inc.
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2, or (at your option)
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software Foundation,
17 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
19 /* Written by Paul Eggert. */
22 @PRAGMA_SYSTEM_HEADER@
26 #if defined _GL_SYS_TIME_H
28 /* Simply delegate to the system's header, without adding anything. */
29 # if @HAVE_SYS_TIME_H@
30 # @INCLUDE_NEXT@ @NEXT_SYS_TIME_H@
35 # define _GL_SYS_TIME_H
37 # if @HAVE_SYS_TIME_H@
38 # @INCLUDE_NEXT@ @NEXT_SYS_TIME_H@
43 /* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */
45 /* The definition of _GL_ARG_NONNULL is copied here. */
47 /* The definition of _GL_WARN_ON_USE is copied here. */
53 # if ! @HAVE_STRUCT_TIMEVAL@
65 # if @GNULIB_GETTIMEOFDAY@
66 # if @REPLACE_GETTIMEOFDAY@
67 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
69 # define gettimeofday rpl_gettimeofday
71 _GL_FUNCDECL_RPL (gettimeofday, int,
72 (struct timeval *restrict, void *restrict)
73 _GL_ARG_NONNULL ((1)));
74 _GL_CXXALIAS_RPL (gettimeofday, int,
75 (struct timeval *restrict, void *restrict));
77 # if !@HAVE_GETTIMEOFDAY@
78 _GL_FUNCDECL_SYS (gettimeofday, int,
79 (struct timeval *restrict, void *restrict)
80 _GL_ARG_NONNULL ((1)));
82 /* Need to cast, because on glibc systems, by default, the second argument is
84 _GL_CXXALIAS_SYS_CAST (gettimeofday, int,
85 (struct timeval *restrict, void *restrict));
87 _GL_CXXALIASWARN (gettimeofday);
88 # elif defined GNULIB_POSIXCHECK
90 # if HAVE_RAW_DECL_GETTIMEOFDAY
91 _GL_WARN_ON_USE (gettimeofday, "gettimeofday is unportable - "
92 "use gnulib module gettimeofday for portability");
96 #endif /* _GL_SYS_TIME_H */