X-Git-Url: https://zdv2.bktei.com/gitweb/BK-2020-03.git/blobdiff_plain/96716339c09aef0877825dafa92302dafcdb46c2..a967b286845c5754d4fbfd1fab2cff6ff56be352:/unitproc/bktemp-timeUntilNextDay diff --git a/unitproc/bktemp-timeUntilNextDay b/unitproc/bktemp-timeUntilNextDay index 35c4893..ae7562a 100644 --- a/unitproc/bktemp-timeUntilNextDay +++ b/unitproc/bktemp-timeUntilNextDay @@ -8,29 +8,28 @@ die() { yell "$*"; exit 111; } try() { "$@" || die "cannot $*"; } timeUntilNextDay(){ # Desc: Report seconds until next day. - # Version: 1.0.0 + # Version: 1.0.3 # Output: stdout: integer seconds until next day # Output: exit code 0 if stdout > 0; 1 if stdout = 0; 2 if stdout < 0 # Usage: timeUntilNextDay # Usage: if ! myTTL="$(timeUntilNextDay)"; then yell "ERROR in if statement"; exit 1; fi # Depends: date 8, echo 8, yell, try - local returnState TIME_CURRENT TIME_NEXT_DAY SECONDS_UNTIL_NEXT_DAY - - TIME_CURRENT="$(date --iso-8601=seconds)" ; # Produce `date`-parsable current timestamp with resolution of 1 second. - TIME_NEXT_DAY="$(date -d "$TIME_CURRENT next day" --iso-8601=date)"; # Produce timestamp of beginning of tomorrow with resolution of 1 second. - SECONDS_UNTIL_NEXT_DAY="$(( $(date +%s -d "$TIME_NEXT_DAY") - $(date +%s -d "$TIME_CURRENT") ))" ; # Calculate seconds until closest future midnight (res. 1 second). - if [[ "$SECONDS_UNTIL_NEXT_DAY" -gt 0 ]]; then + local returnState timeCurrent timeNextDay secondsUntilNextDay + timeCurrent="$(date --iso-8601=seconds)" ; # Produce `date`-parsable current timestamp with resolution of 1 second. + timeNextDay="$(date -d "$timeCurrent next day" --iso-8601=date)"; # Produce timestamp of beginning of tomorrow with resolution of 1 second. + secondsUntilNextDay="$(( $(date +%s -d "$timeNextDay") - $(date +%s -d "$timeCurrent") ))" ; # Calculate seconds until closest future midnight (res. 1 second). + if [[ "$secondsUntilNextDay" -gt 0 ]]; then returnState="true"; - elif [[ "$SECONDS_UNTIL_NEXT_DAY" -eq 0 ]]; then + elif [[ "$secondsUntilNextDay" -eq 0 ]]; then returnState="warning_zero"; yell "WARNING:Reported time until next day exactly zero."; - elif [[ "$SECONDS_UNTIL_NEXT_DAY" -lt 0 ]]; then + elif [[ "$secondsUntilNextDay" -lt 0 ]]; then returnState="warning_negative"; yell "WARNING:Reported time until next day is negative."; fi - try echo "$SECONDS_UNTIL_NEXT_DAY"; # Report + try echo "$secondsUntilNextDay"; # Report # Determine function return code if [[ "$returnState" = "true" ]]; then