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//usr/share/zsh/5.0.2/functions/tcp_fd_handler
local line fd=$1 sess=${tcp_by_fd[$1]} local TCP_HANDLER_ACTIVE=1 if [[ -n $sess ]] then local TCP_INVALIDATE_ZLE if (( $# > 2 )); then zle -I ## debugging only # print "Flags on the play:" ${argv[3,-1]} else TCP_INVALIDATE_ZLE=1 fi if ! tcp_read -d -u $fd; then if (( ${+functions[tcp_on_awol]} )); then tcp_on_awol $sess $fd (( $? == 100 )) || return $? fi [[ -n $TCP_INVALIDATE_ZLE ]] && zle -I print "[TCP fd $fd (session $sess) gone awol; removing from poll list]" >& 2 zle -F $fd return 1 fi return 0 else zle -I # Handle fds not in the TCP set similarly. # This does the drain thing, to try and get as much data out as possible. if ! read -u $fd line; then print "[Reading on $fd failed; removing from poll list]" >& 2 zle -F $fd return 1 fi line="fd$fd:$line" local newline while read -u $fd -t newline; do line="${line} fd$fd:$newline" done fi print -r - $line
