# (C) 2010 magicant

# Completion script for the "nohup" command.
# Supports POSIX 2008, GNU coreutils 8.4, FreeBSD 8.1, OpenBSD 4.8, NetBSD 5.0,
# Mac OS X 10.6.4, SunOS 5.10, HP-UX 11i v3.

function completion/nohup {

        case $("${WORDS[1]}" --version 2>/dev/null) in
                (*'coreutils'*) typeset type=GNU ;;
                (*)             typeset type="$(uname 2>/dev/null)" ;;
        esac
        case $type in
                (GNU) typeset long=true ;;
                (*)   typeset long= ;;
        esac

        typeset OPTIONS ARGOPT PREFIX
        OPTIONS=()

        case $type in
        (GNU)
                OPTIONS=("$OPTIONS" #>#
                "--help"
                "--version"
                ) #<#
                ;;
        (SunOS)
                OPTIONS=("$OPTIONS" #>#
                "a; override signal handlers set by the target processes themselves"
                "F; grab control of target processes controlled by another process"
                "g; make running process groups immune to SIGHUP"
                "p; make running processes immune to SIGHUP"
                ) #<#
                ;;
        esac

        command -f completion//parseoptions
        case $ARGOPT in
        (-)
                command -f completion//completeoptions
                ;;
        ('')
                typeset word pid args
                for word in "${WORDS[2,-1]}"; do
                        case $word in
                        (-p)
                                # complete a process ID
                                while read -r pid args; do
                                        if kill -n 0 $pid; then
                                                complete -D "$args" -- "$pid"
                                        fi
                                done 2>/dev/null <(ps -a -o pid= -o args=)
                                break
                                ;;
                        (-g)
                                # complete a process group ID
                                while read -r pid args; do
                                        if kill -n 0 -$pid; then
                                                complete -D "$args" -- "$pid"
                                        fi
                                done 2>/dev/null <(ps -a -o pgid= -o args=)
                                break
                                ;;
                        (--)
                                command -f completion//getoperands
                                command -f completion//reexecute -e
                                break
                                ;;
                        esac
                done
                ;;
        esac

}


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