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local: require clock_gettime()

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Make clock_gettime() a hard requirement of chrony. It should be
available on all reasonably recent versions of the supported systems.

This enables adoption of the clockid_t type (CLOCK_* identifiers).
This commit is contained in:
Miroslav Lichvar
2026-01-27 16:32:28 +01:00
parent b6f1650e7a
commit 91d6ccb189
2 changed files with 6 additions and 16 deletions
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9
configure vendored
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@@ -666,18 +666,18 @@ then
fi
if [ $try_clock_gettime = "1" ]; then
if test_code 'clock_gettime()' 'time.h' '' '' '
if ! test_code 'clock_gettime()' 'time.h' '' '' '
struct timespec ts;
clock_gettime(CLOCK_REALTIME, &ts);'
then
add_def HAVE_CLOCK_GETTIME
else
if test_code 'clock_gettime() in -lrt' 'time.h' '' '-lrt' '
struct timespec ts;
clock_gettime(CLOCK_REALTIME, &ts);'
then
add_def HAVE_CLOCK_GETTIME
EXTRA_LIBS="$EXTRA_LIBS -lrt"
else
echo "error: clock_gettime() not found"
exit 1
fi
fi
fi
@@ -829,7 +829,6 @@ then
fi
if [ $feat_refclock = "1" ] && [ $feat_phc = "1" ] && [ $try_phc = "1" ] && \
grep '#define HAVE_CLOCK_GETTIME' config.h > /dev/null && \
test_code '<linux/ptp_clock.h>' 'sys/ioctl.h linux/ptp_clock.h' '' '' \
'ioctl(1, PTP_CLOCK_GETCAPS + PTP_SYS_OFFSET, 0);'
then