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fixed system_time_offset and sTimeOffset

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added some trace


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@10217 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Jérôme Duval
2004-11-24 22:54:50 +00:00
parent 9655bd6c06
commit 766dfdaf6c
1 changed files with 17 additions and 6 deletions
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src/kernel/core/real_time_clock.c
+17 -6
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@@ -14,11 +14,17 @@
#include <stdlib.h> #include <stdlib.h>
//#define TRACE_TIME
#ifdef TRACE_TIME
# define TRACE(x) dprintf x
#else
# define TRACE(x)
#endif
static struct real_time_data *sRealTimeData; static struct real_time_data *sRealTimeData;
static bool sIsGMT = false; static bool sIsGMT = false;
static char sTzFilename[B_PATH_NAME_LENGTH] = ""; static char sTzFilename[B_PATH_NAME_LENGTH] = "";
static int32 sTimezoneOffset = 0; static bigtime_t sTimezoneOffset = 0;
static bool sDaylightSavingTime = false; static bool sDaylightSavingTime = false;
@@ -29,8 +35,9 @@ rtc_system_to_hw(void)
{ {
uint32 seconds; uint32 seconds;
seconds = (sRealTimeData->system_time_offset + system_time()) / 1000000 seconds = (sRealTimeData->system_time_offset + system_time()
- (sIsGMT ? 0 : sTimezoneOffset); - (sIsGMT ? 0 : sTimezoneOffset)) / 1000000;
arch_rtc_set_hw_time(seconds); arch_rtc_set_hw_time(seconds);
} }
@@ -164,9 +171,13 @@ _user_set_tzspecs(int32 timezone_offset, bool dst_observed)
if (geteuid() != 0) if (geteuid() != 0)
return B_NOT_ALLOWED; return B_NOT_ALLOWED;
sRealTimeData->system_time_offset += (sIsGMT ? 0 : sTimezoneOffset); TRACE(("old system_time_offset %Ld\n", sRealTimeData->system_time_offset));
sTimezoneOffset = timezone_offset;
sRealTimeData->system_time_offset -= (sIsGMT ? 0 : sTimezoneOffset); sRealTimeData->system_time_offset += sIsGMT ? 0 : sTimezoneOffset;
sTimezoneOffset = (bigtime_t)timezone_offset * 1000000;
sRealTimeData->system_time_offset -= sIsGMT ? 0 : sTimezoneOffset;
TRACE(("new system_time_offset %Ld\n", sRealTimeData->system_time_offset));
sDaylightSavingTime = dst_observed; sDaylightSavingTime = dst_observed;
return B_OK; return B_OK;