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/*
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* POSIX library for Lua 5.1, 5.2 & 5.3.
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* (c) Gary V. Vaughan <gary@vaughan.pe>, 2013-2015
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* (c) Reuben Thomas <rrt@sc3d.org> 2010-2013
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* (c) Natanael Copa <natanael.copa@gmail.com> 2008-2010
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* Clean up and bug fixes by Leo Razoumov <slonik.az@gmail.com> 2006-10-11
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* Luiz Henrique de Figueiredo <lhf@tecgraf.puc-rio.br> 07 Apr 2006 23:17:49
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* Based on original by Claudio Terra for Lua 3.x.
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* With contributions by Roberto Ierusalimschy.
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* With documentation from Steve Donovan 2012
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*/
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/***
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Get and Set System Date and Time.
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@module posix.sys.time
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*/
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#include <config.h>
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#include <sys/time.h>
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#include "_helpers.c"
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/***
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Time value.
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@table PosixTimeval
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@int tv_sec seconds elapsed
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@int tv_usec remainder in microseconds
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@see posix.time.PosixTimespec
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*/
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static int
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pushtimeval(lua_State *L, struct timeval *tv)
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{
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if (!tv)
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return lua_pushnil(L), 1;
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lua_createtable(L, 0, 2);
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setintegerfield(tv, tv_sec);
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setintegerfield(tv, tv_usec);
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settypemetatable("PosixTimeval");
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return 1;
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}
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/***
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Get time of day.
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@function gettimeofday
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@treturn PosixTimeval time elapsed since *epoch*
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@see gettimeofday(2)
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*/
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static int
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Pgettimeofday(lua_State *L)
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{
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struct timeval tv;
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checknargs(L, 0);
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if (gettimeofday(&tv, NULL) == -1)
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return pusherror(L, "gettimeofday");
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return pushtimeval(L, &tv;;
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}
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static const luaL_Reg posix_sys_time_fns[] =
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{
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LPOSIX_FUNC( Pgettimeofday ),
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{NULL, NULL}
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};
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LUALIB_API int
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luaopen_posix_sys_time(lua_State *L)
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{
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luaL_register(L, "posix.sys.time", posix_sys_time_fns);
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lua_pushliteral(L, "posix.sys.time for " LUA_VERSION " / " PACKAGE_STRING);
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lua_setfield(L, -2, "version");
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return 1;
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}
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