times the specified
writes to the standard error stream,
the total time elapsed,
the time used to execute the
process and the time consumed by system overhead.
The following options are available:
flag is used, append to the specified file rather than overwriting
Otherwise, this option has no effect.
Print times in a human friendly format.
Times are printed in minutes, hours,
etc. as appropriate.
The contents of the
structure are printed as well.
Write the output to
instead of stderr.
exists and the
flag is not specified, the file will be overwritten.
output POSIX.2 compliant (each time is printed on its own line).
Some shells may provide a builtin
command which is similar or identical to this utility.
(see the status argument for
signal, the current time the given command is running will be written to the
environment variable is used to locate the requested
if the name contains no
could be timed successfully, its exit status is returned.
terminated abnormally, a warning message is output to stderr.
was found but could not be run, the exit status is 126.
could be found at all, the exit status is 127.
encounters any other error, the exit status is between 1 and 125