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libc: utilize Rtc_file_system in time functions 

Fixes #1241.
This commit is contained in:
Josef Söntgen 2014-08-20 16:49:13 +02:00 committed by Norman Feske
parent ebc07949ff
commit c745aa4454
2 changed files with 26 additions and 2 deletions
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14
repos/libports/src/lib/libc/clock_gettime.cc
View File

@ -16,13 +16,25 @@
#include <sys/time.h>
namespace Libc {
extern time_t read_rtc();
}
extern "C" __attribute__((weak))
int clock_gettime(clockid_t clk_id, struct timespec *tp)
{
static bool read_rtc = false;
static time_t rtc = 0;
if (!read_rtc) {
rtc = Libc::read_rtc();
read_rtc = true;
}
Genode::Alarm::Time time = Genode::Timeout_thread::alarm_timer()->time();
if (tp) {
tp->tv_sec = time / 1000;
tp->tv_sec = rtc + time / 1000;
tp->tv_nsec = (time % 1000) * (1000 * 1000);
}

14
repos/libports/src/lib/libc/gettimeofday.cc
View File

@ -15,13 +15,25 @@
#include <sys/time.h>
namespace Libc {
extern time_t read_rtc();
}
extern "C" __attribute__((weak))
int gettimeofday(struct timeval *tv, struct timezone *tz)
{
static bool read_rtc = false;
static time_t rtc = 0;
if (!read_rtc) {
rtc = Libc::read_rtc();
read_rtc = true;
}
Genode::Alarm::Time time = Genode::Timeout_thread::alarm_timer()->time();
if (tv) {
tv->tv_sec = time / 1000;
tv->tv_sec = rtc + time / 1000;
tv->tv_usec = (time % 1000) * 1000;
}