diff options
| author | Chris Apers | 2006-02-25 20:34:13 +0000 |
|---|---|---|
| committer | Chris Apers | 2006-02-25 20:34:13 +0000 |
| commit | 1d09fb169b45671e47586e9d0ed811212dd9ba74 (patch) | |
| tree | a55584aaf2deaf2634927921e96aa31198e9df30 /backends/PalmOS/Src/missing/ext_time.c | |
| parent | 544438b01e0827bb223f22276edc9fe1344735a7 (diff) | |
| download | scummvm-rg350-1d09fb169b45671e47586e9d0ed811212dd9ba74.tar.gz scummvm-rg350-1d09fb169b45671e47586e9d0ed811212dd9ba74.tar.bz2 scummvm-rg350-1d09fb169b45671e47586e9d0ed811212dd9ba74.zip | |
Rename those files so that:
- fucntions can also be used in C projects
- functions really replace same functions from MSL instead of having multiple definitions for C and C++
svn-id: r20887
Diffstat (limited to 'backends/PalmOS/Src/missing/ext_time.c')
| -rw-r--r-- | backends/PalmOS/Src/missing/ext_time.c | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/backends/PalmOS/Src/missing/ext_time.c b/backends/PalmOS/Src/missing/ext_time.c new file mode 100644 index 0000000000..5de64062b0 --- /dev/null +++ b/backends/PalmOS/Src/missing/ext_time.c @@ -0,0 +1,85 @@ +/* ScummVM - Scumm Interpreter + * Copyright (C) 2001 Ludvig Strigeus + * Copyright (C) 2001-2006 The ScummVM project + * Copyright (C) 2002-2006 Chris Apers - PalmOS Backend + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * $URL$ + * $Id$ + * + */ + +#include <time.h> + +time_t time(time_t *tloc) { + // get ROM version + UInt32 romVersion; + Err e = FtrGet(sysFtrCreator, sysFtrNumROMVersion, &romVersion); + + // since 1/1/1904 12AM. + UInt32 secs = TimGetSeconds(); + + // form 1/1/1904 12AM to 1/1/1970 12AM + DateTimeType Epoch = {0, 0, 0, 1, 1, 1970, 0}; + + secs -= TimDateTimeToSeconds(&Epoch); + + // DST really supported from OS v4.0 + if (romVersion >= sysMakeROMVersion(4,0,0,sysROMStageRelease,0)) + secs -= (PrefGetPreference(prefTimeZone) + PrefGetPreference(prefDaylightSavingAdjustment)) * 60; + else + secs -= (PrefGetPreference(prefMinutesWestOfGMT) - 720) * 60; + + if (tloc) + *tloc = secs; + + return (secs); +} + + +struct tm *localtime(const time_t *timer) { + static struct tm tmDate; + DateTimeType dt; + UInt32 secs = *timer; + + // get ROM version + UInt32 romVersion; + Err e = FtrGet(sysFtrCreator, sysFtrNumROMVersion, &romVersion); + + // form 1/1/1904 12AM to 1/1/1970 12AM + DateTimeType Epoch = {0, 0, 0, 1, 1, 1970, 0}; + + // timer supposed to be based on Epoch + secs += TimDateTimeToSeconds(&Epoch); + + // DST really supported from OS v4.0 + if (romVersion >= sysMakeROMVersion(4,0,0,sysROMStageRelease,0)) + secs += (PrefGetPreference(prefTimeZone) + PrefGetPreference(prefDaylightSavingAdjustment)) * 60; + else + secs += (PrefGetPreference(prefMinutesWestOfGMT) - 720) * 60; // no sure about this one + + TimSecondsToDateTime (secs, &dt); + + tmDate.tm_sec = dt.second; + tmDate.tm_min = dt.minute; + tmDate.tm_hour = dt.hour; + tmDate.tm_mday = dt.day; + tmDate.tm_mon = dt.month - 1; + tmDate.tm_year = dt.year - 1900; + tmDate.tm_wday = dt.weekDay; + + return &tmDate; +} |