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* the Time preflet now writes timezone info required by the POSIX layer into 

a specific file (/boot/common/settings/libroot_timezone_info)


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@37934 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Oliver Tappe 2010-08-05 21:46:05 +00:00
parent e4da3d6691
commit 85b54438f7
3 changed files with 57 additions and 2 deletions
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30
headers/private/libroot/time/localtime.h Normal file
View File

@ -0,0 +1,30 @@
/*
* Copyright 2010, Oliver Tappe, zooey@hirschkaefer.de.
* Distributed under the terms of the MIT License.
*/
#ifndef _LOCALTIME_H
#define _LOCALTIME_H
#include <SupportDefs.h>
namespace BPrivate {
static const char* skPosixTimeZoneInfoFile = "libroot_timezone_info";
static const int skTimeZoneInfoNameMax = 32;
// holds persistent info set by Time preflet
struct time_zone_info {
char short_std_name[skTimeZoneInfoNameMax];
char short_dst_name[skTimeZoneInfoNameMax];
uint32 offset_from_gmt;
bool uses_daylight_saving;
};
} // namespace BPrivate
#endif // _LOCALTIME_H

2
src/preferences/time/Jamfile
View File

@ -2,7 +2,7 @@ SubDir HAIKU_TOP src preferences time ;
SetSubDirSupportedPlatformsBeOSCompatible ;
UsePrivateHeaders locale shared ;
UsePrivateHeaders locale shared [ FDirName libroot time ] ;
UsePrivateSystemHeaders ;
local sources =

27
src/preferences/time/ZoneView.cpp
View File

@ -22,11 +22,13 @@
#include <Collator.h>
#include <Directory.h>
#include <Entry.h>
#include <File.h>
#include <FindDirectory.h>
#include <ListItem.h>
#include <Locale.h>
#include <MutableLocaleRoster.h>
#include <OutlineListView.h>
#include <Path.h>
#include <ScrollView.h>
#include <StorageDefs.h>
#include <String.h>
@ -34,6 +36,7 @@
#include <View.h>
#include <Window.h>
#include <localtime.h>
#include <syscalls.h>
#include <unicode/datefmt.h>
@ -345,7 +348,8 @@ TimeZoneView::_SetSystemTimeZone()
{
/* Set sytem timezone for all different API levels. How to do this?
* 1) tell locale-roster about new default timezone
* 2) write new POSIX-timezone file
* 2) tell kernel about new timezone offset
* 3) write new POSIX-timezone-info file
*/
int32 selection = fZoneList->CurrentSelection();
@ -359,6 +363,27 @@ TimeZoneView::_SetSystemTimeZone()
_kern_set_timezone(timeZone.OffsetFromGMT());
BPath path;
status_t status = find_directory(B_COMMON_SETTINGS_DIRECTORY, &path, true);
BFile file;
if (status == B_OK) {
path.Append(BPrivate::skPosixTimeZoneInfoFile);
status = file.SetTo(path.Path(),
B_CREATE_FILE | B_ERASE_FILE | B_WRITE_ONLY);
}
if (status == B_OK) {
BPrivate::time_zone_info tzInfo;
tzInfo.offset_from_gmt = timeZone.OffsetFromGMT();
tzInfo.uses_daylight_saving = timeZone.SupportsDaylightSaving();
strlcpy(tzInfo.short_std_name, timeZone.ShortName().String(),
BPrivate::skTimeZoneInfoNameMax);
strlcpy(tzInfo.short_dst_name,
timeZone.ShortDaylightSavingName().String(),
BPrivate::skTimeZoneInfoNameMax);
file.Write(&tzInfo, sizeof(tzInfo));
file.Sync();
}
fSetZone->SetEnabled(false);
fLastUpdateMinute = -1;
// just to trigger updating immediately