93 lines
2.7 KiB
C
93 lines
2.7 KiB
C
/***********************************************************************/
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/* */
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/* Objective Caml */
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/* */
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/* Xavier Leroy, projet Cristal, INRIA Rocquencourt */
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/* */
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/* Copyright 1996 Institut National de Recherche en Informatique et */
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/* en Automatique. All rights reserved. This file is distributed */
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/* under the terms of the GNU Library General Public License. */
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/* */
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/***********************************************************************/
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/* $Id$ */
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#include <mlvalues.h>
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#include <alloc.h>
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#include <memory.h>
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#include "unixsupport.h"
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#include <time.h>
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#include <errno.h>
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static value alloc_tm(struct tm *tm)
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{
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value res;
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res = alloc_small(9, 0);
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Field(res,0) = Val_int(tm->tm_sec);
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Field(res,1) = Val_int(tm->tm_min);
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Field(res,2) = Val_int(tm->tm_hour);
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Field(res,3) = Val_int(tm->tm_mday);
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Field(res,4) = Val_int(tm->tm_mon);
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Field(res,5) = Val_int(tm->tm_year);
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Field(res,6) = Val_int(tm->tm_wday);
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Field(res,7) = Val_int(tm->tm_yday);
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Field(res,8) = tm->tm_isdst ? Val_true : Val_false;
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return res;
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}
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CAMLprim value unix_gmtime(value t)
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{
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time_t clock;
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struct tm * tm;
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clock = (time_t) Double_val(t);
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tm = gmtime(&clock);
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if (tm == NULL) unix_error(EINVAL, "gmtime", Nothing);
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return alloc_tm(tm);
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}
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CAMLprim value unix_localtime(value t)
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{
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time_t clock;
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struct tm * tm;
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clock = (time_t) Double_val(t);
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tm = localtime(&clock);
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if (tm == NULL) unix_error(EINVAL, "localtime", Nothing);
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return alloc_tm(tm);
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}
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#ifdef HAS_MKTIME
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CAMLprim value unix_mktime(value t)
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{
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struct tm tm;
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time_t clock;
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value res;
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value tmval = Val_unit, clkval = Val_unit;
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Begin_roots2(tmval, clkval);
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tm.tm_sec = Int_val(Field(t, 0));
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tm.tm_min = Int_val(Field(t, 1));
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tm.tm_hour = Int_val(Field(t, 2));
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tm.tm_mday = Int_val(Field(t, 3));
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tm.tm_mon = Int_val(Field(t, 4));
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tm.tm_year = Int_val(Field(t, 5));
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tm.tm_wday = Int_val(Field(t, 6));
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tm.tm_yday = Int_val(Field(t, 7));
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tm.tm_isdst = -1; /* tm.tm_isdst = Bool_val(Field(t, 8)); */
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clock = mktime(&tm);
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if (clock == (time_t) -1) unix_error(ERANGE, "mktime", Nothing);
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tmval = alloc_tm(&tm);
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clkval = copy_double((double) clock);
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res = alloc_small(2, 0);
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Field(res, 0) = clkval;
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Field(res, 1) = tmval;
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End_roots ();
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return res;
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}
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#else
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CAMLprim value unix_mktime(value t) { invalid_argument("mktime not implemented"); }
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#endif
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