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author | Patrick McDermott <patrick.mcdermott@libiquity.com> | 2019-04-11 18:41:08 (EDT) |
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committer | Patrick McDermott <patrick.mcdermott@libiquity.com> | 2019-04-11 18:41:08 (EDT) |
commit | 2a28f9f1332c06ecde12460d8bc49574e8323c59 (patch) | |
tree | 3c2281d286d7f462709fbd849a3a29a47ed6f715 /src/main.sh | |
parent | d643f7726b47ee1ea4913811ac5a72bab2a22830 (diff) |
main(): Replace non-portable expr and date %s spec
Diffstat (limited to 'src/main.sh')
-rw-r--r-- | src/main.sh | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/src/main.sh b/src/main.sh index d64de0e..054363d 100644 --- a/src/main.sh +++ b/src/main.sh @@ -34,6 +34,24 @@ else builddir='' fi +time() +{ + # Based on code from <https://www.etalabs.net/sh_tricks.html> by Rich + # Felker, with whitespace added for readability. + printf '%d' $(($(TZ=UTC0 date "+ + ( + (%Y - 1600) * 365 + + (%Y - 1600) / 4 + - (%Y - 1600) / 100 + + (%Y - 1600) / 400 + + 1%j - 1000 + - 135140 + ) * 86400 + + (1%H - 100) * 3600 + + (1%M - 100) * 60 + + (1%S - 100)"))) +} + main() { local cmd= @@ -61,7 +79,7 @@ main() shift fi - srand $(expr ${$} + $(date '+%s')) + srand $((${$} + $(time))) if ! init_vardata; then return 2 fi |