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 3, 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@
25 #if defined _GL_SYS_TIME_H
27 /* Simply delegate to the system's header, without adding anything. */
28 # if @HAVE_SYS_TIME_H@
29 # @INCLUDE_NEXT@ @NEXT_SYS_TIME_H@
34 # define _GL_SYS_TIME_H
36 # if @HAVE_SYS_TIME_H@
37 # @INCLUDE_NEXT@ @NEXT_SYS_TIME_H@
42 /* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */
44 /* The definition of _GL_ARG_NONNULL is copied here. */
46 /* The definition of _GL_WARN_ON_USE is copied here. */
52 # if ! @HAVE_STRUCT_TIMEVAL@
64 # if @GNULIB_GETTIMEOFDAY@
65 # if @REPLACE_GETTIMEOFDAY@
66 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
68 # define gettimeofday rpl_gettimeofday
70 _GL_FUNCDECL_RPL (gettimeofday, int,
71 (struct timeval *restrict, void *restrict)
72 _GL_ARG_NONNULL ((1)));
73 _GL_CXXALIAS_RPL (gettimeofday, int,
74 (struct timeval *restrict, void *restrict));
76 # if !@HAVE_GETTIMEOFDAY@
77 _GL_FUNCDECL_SYS (gettimeofday, int,
78 (struct timeval *restrict, void *restrict)
79 _GL_ARG_NONNULL ((1)));
81 /* Need to cast, because on glibc systems, by default, the second argument is
83 _GL_CXXALIAS_SYS_CAST (gettimeofday, int,
84 (struct timeval *restrict, void *restrict));
86 _GL_CXXALIASWARN (gettimeofday);
87 # elif defined GNULIB_POSIXCHECK
89 # if HAVE_RAW_DECL_GETTIMEOFDAY
90 _GL_WARN_ON_USE (gettimeofday, "gettimeofday is unportable - "
91 "use gnulib module gettimeofday for portability");
95 #endif /* _GL_SYS_TIME_H */