88 lines
2.0 KiB
C
88 lines
2.0 KiB
C
/*
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* This file is part of Jehanne.
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*
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* Copyright (C) 2017 Giacomo Tesio <giacomo@tesio.it>
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*
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* This is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, version 3 of the License.
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*
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* Jehanne is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with Jehanne. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <u.h>
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#include <lib9.h>
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#include <posix.h>
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#include "internal.h"
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static PosixTimevalReader __libposix_timeval_reader;
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static PosixTimezoneReader __libposix_timezone_reader;
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unsigned int
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POSIX_alarm(int *errnop, unsigned int seconds)
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{
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long r = alarm(seconds * 1000);
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return r/1000;
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}
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int
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POSIX_gettimeofday(int *errnop, void *timeval, void *timezone)
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{
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Tm *t;
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PosixError e = 0;
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if(timeval == nil && timezone == nil){
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e = PosixEFAULT;
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goto FailWithError;
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}
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t = localtime(time(nil));
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if(timeval != nil){
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if(__libposix_timeval_reader == nil)
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sysfatal("libposix: uninitialzed timeval reader");
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e = __libposix_timeval_reader(timeval, t);
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if(e != 0)
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goto FailWithError;
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}
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if(timezone != nil){
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if(__libposix_timezone_reader == nil)
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sysfatal("libposix: uninitialzed timezone reader");
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e = __libposix_timezone_reader(timezone, t);
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if(e != 0)
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goto FailWithError;
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}
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return 0;
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FailWithError:
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*errnop = __libposix_get_errno(e);
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return -1;
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}
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int
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libposix_set_timeval_reader(PosixTimevalReader reader)
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{
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if(__libposix_initialized())
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return 0;
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if(reader == nil)
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return 0;
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__libposix_timeval_reader = reader;
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return 1;
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}
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int
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libposix_set_timezone_reader(PosixTimezoneReader reader)
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{
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if(__libposix_initialized())
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return 0;
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if(reader == nil)
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return 0;
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__libposix_timezone_reader = reader;
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return 1;
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}
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