/usr/bin/expect_unbuffer is in expect 5.45-6.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | #!/bin/sh
# -*- tcl -*-
# The next line is executed by /bin/sh, but not tcl \
exec tclsh8.6 "$0" ${1+"$@"}
package require Expect
# -*- tcl -*-
# Description: unbuffer stdout of a program
# Author: Don Libes, NIST
if {[string compare [lindex $argv 0] "-p"] == 0} {
# pipeline
set stty_init "-echo"
eval [list spawn -noecho] [lrange $argv 1 end]
close_on_eof -i $user_spawn_id 0
interact {
eof {
# flush remaining output from child
expect -timeout 1 -re .+
return
}
}
} else {
set stty_init "-opost"
set timeout -1
eval [list spawn -noecho] $argv
expect
exit [lindex [wait] 3]
}
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