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//usr/bin/unbuffer
#!/bin/sh # \ exec expect -- "$0" ${1+"$@"} # 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 [eval wait] 3] }
