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/*
* POSIX library for Lua 5.1, 5.2, 5.3 & 5.4.
* Copyright (C) 2013-2025 Gary V. Vaughan
* Copyright (C) 2010-2013 Reuben Thomas <rrt@sc3d.org>
* Copyright (C) 2008-2010 Natanael Copa <natanael.copa@gmail.com>
* Clean up and bug fixes by Leo Razoumov <slonik.az@gmail.com> 2006-10-11
* Luiz Henrique de Figueiredo <lhf@tecgraf.puc-rio.br> 07 Apr 2006 23:17:49
* Based on original by Claudio Terra for Lua 3.x.
* With contributions by Roberto Ierusalimschy.
* With documentation from Steve Donovan 2012
*/
/***
Set File Times.
@module posix.utime
*/
#include <time.h>
#include <utime.h>
#include "_helpers.c"
/***
Change file last access and modification times.
@function utime
@string path existing file path
@int[opt=now] mtime modification time
@int[opt=now] atime access time
@treturn[1] int `0`, if successful
@return[2] nil
@treturn[2] string error message
@treturn[2] int errnum
@see utime(2)
*/
static int
Putime(lua_State *L)
{
struct utimbuf times;
time_t currtime = time(NULL);
const char *path = luaL_checkstring(L, 1);
times.modtime = (time_t)optinteger(L, 2, currtime);
times.actime = (time_t)optinteger(L, 3, currtime);
checknargs(L, 3);
return pushresult(L, utime(path, ×), path);
}
static const luaL_Reg posix_utime_fns[] =
{
LPOSIX_FUNC( Putime ),
{NULL, NULL}
};
LUALIB_API int
luaopen_posix_utime(lua_State *L)
{
luaL_newlib(L, posix_utime_fns);
lua_pushstring(L, LPOSIX_VERSION_STRING("utime"));
lua_setfield(L, -2, "version");
return 1;
}
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