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[project @ 1996-01-08 20:28:12 by partain]
[ghc-hetmet.git]
/
ghc
/
runtime
/
io
/
toClockSec.lc
1
%
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% (c) The GRASP/AQUA Project, Glasgow University, 1995
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%
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\subsection[toClockSec.lc]{toClockSec Runtime Support}
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\begin{code}
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#include "rtsdefs.h"
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#include "stgio.h"
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#include "timezone.h"
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StgAddr
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toClockSec(year, mon, mday, hour, min, sec, tz)
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StgInt year;
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StgInt mon;
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StgInt mday;
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StgInt hour;
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StgInt min;
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StgInt sec;
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StgInt tz;
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{
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struct tm tm;
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static time_t t;
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tm.tm_year = year - 1900;
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tm.tm_mon = mon;
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tm.tm_mday = mday;
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tm.tm_hour = hour;
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tm.tm_min = min;
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tm.tm_sec = sec;
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tm.tm_isdst = -1;
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#ifdef HAVE_MKTIME
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t = mktime(&tm);
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#else
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#ifdef HAVE_TIMELOCAL
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t = timelocal(&tm);
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#else
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t = (time_t) -1;
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#endif
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#endif
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if (t == (time_t) -1)
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return NULL;
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else
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return &t;
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}
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\end{code}