| | 1 | #!/bin/bash |
| | 2 | # Desc: Get timestamp in nanoseconds |
| | 3 | |
| | 4 | timeNanosec() { |
| | 5 | # Desc: Get epoch nanoseconds |
| | 6 | # Version 0.1.0 |
| | 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"; |
| | 15 | } |
| | 16 | |
| | 17 | #==BEGIN sample code== |
| | 18 | echo "It's been $(timeNanosec) nanoseconds since 1970-01-01."; |
| | 19 | #==END sample code== |
projects / BK-2020-03.git / blame_incremental