[BK-2020-03.git] / unitproc / bktemp-timeNanosec

#!/bin/bash
# Desc: Get timestamp in nanoseconds

timeNanosec() {
    # Desc: Get epoch nanoseconds
    # Version 0.1.1
    # Input: (none)
    # Output: Nanoseconds since 1970-01-01
    # Depends: date 8
    currentTime="$(date +%s.%N)";
    epochSeconds="$(echo "$currentTime" | cut -d. -f1)";
    fracNanosec="$(echo "$currentTime" | cut -d. -f2)";
    epochNanosec="$(( ("$epochSeconds" * 1000000000) + ("$fracNanosec") ))";
    echo "$epochNanosec";
} # Nanoseconds since 1970-01-01

#==BEGIN sample code==
echo "It's been $(timeNanosec) nanoseconds since 1970-01-01.";
#==END sample code==
Commit	Line	Data
e9c166c0 SBS	1	#!/bin/bash
	2	# Desc: Get timestamp in nanoseconds
	3
	4	timeNanosec() {
	5	# Desc: Get epoch nanoseconds
aec895f5	6	# Version 0.1.1
e9c166c0 SBS	7	# Input: (none)
	8	# Output: Nanoseconds since 1970-01-01
	9	# Depends: date 8
	10	currentTime="$(date +%s.%N)";
	11	epochSeconds="$(echo "$currentTime" \| cut -d. -f1)";
	12	fracNanosec="$(echo "$currentTime" \| cut -d. -f2)";
	13	epochNanosec="$(( ("$epochSeconds" * 1000000000) + ("$fracNanosec") ))";
	14	echo "$epochNanosec";
aec895f5	15	} # Nanoseconds since 1970-01-01
e9c166c0 SBS	16
	17	#==BEGIN sample code==
	18	echo "It's been $(timeNanosec) nanoseconds since 1970-01-01.";
	19	#==END sample code==