Execute consequent-commands as long as test-commands has an exit status which is not zero.
Syntax
until test-commands; do consequent-commands; done
The return status is the exit status of the last command executed in consequent-commands, or zero if none was executed.
Related:
case - Conditionally perform a command
for - Expand words, and execute commands
if - Conditionally perform a command
while - Execute commands
Equivalent Windows command:
IF - Conditionally perform a command
