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41 lines
1.2 KiB
OCaml
41 lines
1.2 KiB
OCaml
(*
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* Copyright (c) 2013 Jeremy Yallop.
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*
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* This file is distributed under the terms of the MIT License.
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* See the file LICENSE for details.
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*)
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open Ctypes
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open PosixTypes
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open Foreign
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type tm
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let tm = structure "tm"
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let (-:) ty label = field tm label ty
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let tm_sec = int -: "tm_sec" (* seconds *)
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let tm_min = int -: "tm_min" (* minutes *)
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let tm_hour = int -: "tm_hour" (* hours *)
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let tm_mday = int -: "tm_mday" (* day of the month *)
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let tm_mon = int -: "tm_mon" (* month *)
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let tm_year = int -: "tm_year" (* year *)
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let tm_wday = int -: "tm_wday" (* day of the week *)
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let tm_yday = int -: "tm_yday" (* day in the year *)
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let tm_isdst = int -: "tm_isdst" (* daylight saving time *)
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let () = seal (tm : tm structure typ)
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let time = foreign "time" ~check_errno:true (ptr time_t @-> returning time_t)
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let asctime = foreign "asctime" (ptr tm @-> returning string)
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let localtime = foreign "localtime" (ptr time_t @-> returning (ptr tm))
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let () = begin
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let timep = allocate_n ~count:1 time_t in
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let time = time timep in
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assert (time = !@timep);
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let tm = localtime timep in
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Printf.printf "tm.tm_mon = %d\n" (getf !@tm tm_mon);
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Printf.printf "tm.tm_year = %d\n" (getf !@tm tm_year);
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print_endline (asctime tm)
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end
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