NAME

tee - copy input to output and named files



SYNOPSIS

tee files...



DESCRIPTION

Tee copies its standard input to the standard output and
makes copies in the named files.  It is useful for
making copies of or
seeing what is being transmitted through a pipeline,
viz.,



prog1 | tee file tty: | prog2



causes the output of prog1 to be saved in "file", displayed
on the terminal, and input to prog2.




SEE ALSO

cat, page




DIAGNOSTICS

A message is issued if one of the named files cannot be
created.


AUTHORS

David Hanson and friends (U. of Arizona)