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sys: allow drivers to fail when applying step offset

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Different systems may consider different time values to be valid.
Don't exit on settimeofday()/adjtimex() error in case the check in
UTI_IsTimeOffsetSane() isn't restrictive enough.
This commit is contained in:
Miroslav Lichvar
2015-04-07 15:03:44 +02:00
parent 42774ee851
commit f6a9c5c1b7
7 changed files with 28 additions and 12 deletions
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7
sys_generic.c
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@@ -250,7 +250,7 @@ offset_convert(struct timeval *raw,
/* ================================================== */
/* Positive means currently fast of true time, i.e. jump backwards */
static void
static int
apply_step_offset(double offset)
{
struct timeval old_time, new_time;
@@ -260,13 +260,16 @@ apply_step_offset(double offset)
UTI_AddDoubleToTimeval(&old_time, -offset, &new_time);
if (settimeofday(&new_time, NULL) < 0) {
LOG_FATAL(LOGF_SysGeneric, "settimeofday() failed");
DEBUG_LOG(LOGF_SysGeneric, "settimeofday() failed");
return 0;
}
LCL_ReadRawTime(&old_time);
UTI_DiffTimevalsToDouble(&err, &old_time, &new_time);
lcl_InvokeDispersionNotifyHandlers(fabs(err));
return 1;
}
/* ================================================== */