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Clear the line before writing to prevent overflow

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James Dinsdale 2017-07-04 21:26:13 +01:00
parent b132c0ed83
commit 13e7af7ee0
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1 changed files with 12 additions and 0 deletions
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revolver
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@ -138,6 +138,10 @@ function _revolver_spin() {
# Calculate the screen width
lim=$(tput cols)
# Clear the line and move the cursor to the start
printf ' %.0s' {1..$lim}
echo -n "\r"
# Echo the current frame and message, and overwrite
# the rest of the line with white space
msg="\033[0;38;5;242m${msg}\033[0;m"
@ -174,6 +178,10 @@ function _revolver_stop() {
state=($(cat $statefile))
pid="$state[1]"
# Clear the line and move the cursor to the start
printf ' %.0s' {1..$(tput cols)}
echo -n "\r"
# If a PID has been found, kill the process
[[ ! -z $pid ]] && kill "$pid" > /dev/null
unset pid
@ -204,6 +212,10 @@ function _revolver_update() {
state=($(cat $statefile))
pid="$state[1]"
# Clear the line and move the cursor to the start
printf ' %.0s' {1..$(tput cols)}
echo -n "\r"
# Echo the new message to the statefile, to be
# picked up by the spinner process
echo "$pid $msg" >! $statefile