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reference: add new leap second handling modes

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In addition to the system driver handling add new modes to slew or step
the system clock for leap second, or ignore it completely. This can be
configured with leapsecmode directive.
This commit is contained in:
Miroslav Lichvar
2015-03-24 17:29:44 +01:00
parent c68a92ba80
commit f8db832491
6 changed files with 172 additions and 13 deletions
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31
conf.c
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@@ -63,6 +63,7 @@ static void parse_deny(char *);
static void parse_fallbackdrift(char *);
static void parse_include(char *);
static void parse_initstepslew(char *);
static void parse_leapsecmode(char *);
static void parse_local(char *);
static void parse_log(char *);
static void parse_mailonchange(char *);
@@ -193,6 +194,9 @@ static double tempcomp_T0, tempcomp_k0, tempcomp_k1, tempcomp_k2;
static int sched_priority = 0;
static int lock_memory = 0;
/* Leap second handling mode */
static REF_LeapMode leapsec_mode = REF_LeapModeSystem;
/* Name of a system timezone containing leap seconds occuring at midnight */
static char *leapsec_tz = NULL;
@@ -440,6 +444,8 @@ CNF_ParseLine(const char *filename, int number, char *line)
parse_initstepslew(p);
} else if (!strcasecmp(command, "keyfile")) {
parse_string(p, &keys_file);
} else if (!strcasecmp(command, "leapsecmode")) {
parse_leapsecmode(p);
} else if (!strcasecmp(command, "leapsectz")) {
parse_string(p, &leapsec_tz);
} else if (!strcasecmp(command, "linux_freq_scale")) {
@@ -830,6 +836,23 @@ parse_initstepslew(char *line)
/* ================================================== */
static void
parse_leapsecmode(char *line)
{
if (!strcasecmp(line, "system"))
leapsec_mode = REF_LeapModeSystem;
else if (!strcasecmp(line, "slew"))
leapsec_mode = REF_LeapModeSlew;
else if (!strcasecmp(line, "step"))
leapsec_mode = REF_LeapModeStep;
else if (!strcasecmp(line, "ignore"))
leapsec_mode = REF_LeapModeIgnore;
else
command_parse_error();
}
/* ================================================== */
static void
parse_clientloglimit(char *line)
{
@@ -1664,6 +1687,14 @@ CNF_GetPidFile(void)
/* ================================================== */
REF_LeapMode
CNF_GetLeapSecMode(void)
{
return leapsec_mode;
}
/* ================================================== */
char *
CNF_GetLeapSecTimezone(void)
{