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#Set the screen title
case $TERM in
    screen*)
        # This is the escape sequence ESC k \w ESC \
        # Use path as title
        PATHTITLE='\[\ek\W\]\[\e\\\]'
        # Use program name as title
        PROGRAMTITLE='\[\ek\]\[\e\\\]'
        PS1="${PROGRAMTITLE}${PATHTITLE}${PS1}"
        ;;
    *)
        ;;
esac

代码： 全选

# Hardstatus line
hardstatus alwayslastline
hardstatus string "%{= R}[ %{=b b}%-w%{=rb db}%>%n %t%{-}%+w%{-b}%< %=%{R}]"

#dynamic title
shelltitle '$ |Bash'

代码： 全选

#-------------------------------------------------------------
# Source global definitions (if any)
#-------------------------------------------------------------


if [ -f /etc/bashrc ]; then
        . /etc/bashrc   # --> Read /etc/bashrc, if present.
fi

#-------------------------------------------------------------
# Automatic setting of $DISPLAY (if not set already).
# This works for linux - your mileage may vary. ... 
# The problem is that different types of terminals give
# different answers to 'who am i' (rxvt in particular can be
# troublesome).
# I have not found a 'universal' method yet.
#-------------------------------------------------------------

function get_xserver ()
{
    case $TERM in
       xterm )
            XSERVER=$(who am i | awk '{print $NF}' | tr -d ')''(' ) 
            # Ane-Pieter Wieringa suggests the following alternative:
            # I_AM=$(who am i)
            # SERVER=${I_AM#*(}
            # SERVER=${SERVER%*)}

            XSERVER=${XSERVER%%:*}
            ;;
        aterm | rxvt)
        # Find some code that works here. ...
            ;;
    esac  
}

if [ -z ${DISPLAY:=""} ]; then
    get_xserver
    if [[ -z ${XSERVER}  || ${XSERVER} == $(hostname) || \
      ${XSERVER} == "unix" ]]; then 
        DISPLAY=":0.0"          # Display on local host.
    else
        DISPLAY=${XSERVER}:0.0  # Display on remote host.
    fi
fi

export DISPLAY

#-------------------------------------------------------------
# Some settings
#-------------------------------------------------------------

ulimit -S -c 0          # Don't want any coredumps.
set -o notify
set -o noclobber
set -o ignoreeof
set -o nounset
#set -o xtrace          # Useful for debuging.

# Enable options:
shopt -s cdspell
shopt -s cdable_vars
shopt -s checkhash
shopt -s checkwinsize
shopt -s sourcepath
shopt -s no_empty_cmd_completion
shopt -s cmdhist
shopt -s histappend histreedit histverify
shopt -s extglob        # Necessary for programmable completion.

# Disable options:
shopt -u mailwarn
unset MAILCHECK         # Don't want my shell to warn me of incoming mail.


export TIMEFORMAT=$'\nreal %3R\tuser %3U\tsys %3S\tpcpu %P\n'
export HISTTIMEFORMAT="%H:%M > "
export HISTIGNORE="&:bg:fg:ll:h"
export HOSTFILE=$HOME/.hosts    # Put list of remote hosts in ~/.hosts ...



#-------------------------------------------------------------
# Greeting, motd etc...
#-------------------------------------------------------------

# Define some colors first:
red='\e[0;31m'
RED='\e[1;31m'
blue='\e[0;34m'
BLUE='\e[1;34m'
cyan='\e[0;36m'
CYAN='\e[1;36m'
NC='\e[0m'              # No Color
# --> Nice. Has the same effect as using "ansi.sys" in DOS.


# Looks best on a terminal with black background.....
echo -e "${CYAN}This is BASH ${RED}${BASH_VERSION%.*}\
${CYAN} - DISPLAY on ${RED}$DISPLAY${NC}\n"
date
if [ -x /usr/games/fortune ]; then
    /usr/games/fortune -s     # Makes our day a bit more fun.... :-)
fi

function _exit()        # Function to run upon exit of shell.
{
    echo -e "${RED}Hasta la vista, baby${NC}"
}
trap _exit EXIT


#-------------------------------------------------------------
# Shell Prompt
#-------------------------------------------------------------


if [[ "${DISPLAY%%:0*}" != "" ]]; then  
    HILIT=${red}   # remote machine: prompt will be partly red
else
    HILIT=${cyan}  # local machine: prompt will be partly cyan
fi

#  --> Replace instances of \W with \w in prompt functions below
#+ --> to get display of full path name.

function fastprompt()
{
    unset PROMPT_COMMAND
    case $TERM in
        *term | rxvt )
            PS1="${HILIT}[\h]$NC \W > \[\033]0;\${TERM} [\u@\h] \w\007\]" ;;
        linux )
            PS1="${HILIT}[\h]$NC \W > " ;;
        *)
            PS1="[\h] \W > " ;;
    esac
}


_powerprompt()
{
    LOAD=$(uptime|sed -e "s/.*: \([^,]*\).*/\1/" -e "s/ //g")
}

function powerprompt()
{

    PROMPT_COMMAND=_powerprompt
    case $TERM in
        *term | rxvt  )
            PS1="${HILIT}[\A - \$LOAD]$NC\n[\u@\h \#] \W > \
                 \[\033]0;\${TERM} [\u@\h] \w\007\]" ;;
        linux )
            PS1="${HILIT}[\A - \$LOAD]$NC\n[\u@\h \#] \W > " ;;
        * )
            PS1="[\A - \$LOAD]\n[\u@\h \#] \W > " ;;
    esac
}

powerprompt     # This is the default prompt -- might be slow.
                # If too slow, use fastprompt instead. ...

#===============================================================
#
# ALIASES AND FUNCTIONS
#
# Arguably, some functions defined here are quite big.
# If you want to make this file smaller, these functions can
# be converted into scripts and removed from here.
#
# Many functions were taken (almost) straight from the bash-2.04
# examples.
#
#===============================================================

#-------------------
# Personnal Aliases
#-------------------

alias rm='rm -i'
alias cp='cp -i'
alias mv='mv -i'
# -> Prevents accidentally clobbering files.
alias mkdir='mkdir -p'

alias h='history'
alias j='jobs -l'
alias which='type -a'
alias ..='cd ..'
alias path='echo -e ${PATH//:/\\n}'
alias libpath='echo -e ${LD_LIBRARY_PATH//:/\\n}'
alias print='/usr/bin/lp -o nobanner -d $LPDEST'
            # Assumes LPDEST is defined (default printer)
alias pjet='enscript -h -G -fCourier9 -d $LPDEST'
            # Pretty-print using enscript

alias du='du -kh'       # Makes a more readable output.
alias df='df -kTh'

#-------------------------------------------------------------
# The 'ls' family (this assumes you use a recent GNU ls)
#-------------------------------------------------------------
alias ll="ls -l --group-directories-first"
alias ls='ls -hF --color'  # add colors for filetype recognition
alias la='ls -Al'          # show hidden files
alias lx='ls -lXB'         # sort by extension
alias lk='ls -lSr'         # sort by size, biggest last
alias lc='ls -ltcr'        # sort by and show change time, most recent last
alias lu='ls -ltur'        # sort by and show access time, most recent last
alias lt='ls -ltr'         # sort by date, most recent last
alias lm='ls -al |more'    # pipe through 'more'
alias lr='ls -lR'          # recursive ls
alias tree='tree -Csu'     # nice alternative to 'recursive ls'

# If your version of 'ls' doesn't support --group-directories-first try this:
# function ll(){ ls -l "$@"| egrep "^d" ; ls -lXB "$@" 2>&-| \
#                egrep -v "^d|total "; }


#-------------------------------------------------------------
# tailoring 'less'
#-------------------------------------------------------------

alias more='less'
export PAGER=less
export LESSCHARSET='latin1'
export LESSOPEN='|/usr/bin/lesspipe.sh %s 2>&-'
   # Use this if lesspipe.sh exists
export LESS='-i -N -w  -z-4 -g -e -M -X -F -R -P%t?f%f \
:stdin .?pb%pb\%:?lbLine %lb:?bbByte %bb:-...'


#-------------------------------------------------------------
# spelling typos - highly personnal and keyboard-dependent :-)
#-------------------------------------------------------------

alias xs='cd'
alias vf='cd'
alias moer='more'
alias moew='more'
alias kk='ll'


#-------------------------------------------------------------
# A few fun ones
#-------------------------------------------------------------


function xtitle()      # Adds some text in the terminal frame.
{
    case "$TERM" in
        *term | rxvt)
            echo -n -e "\033]0;$*\007" ;;
        *)  
            ;;
    esac
}

# aliases that use xtitle
alias top='xtitle Processes on $HOST && top'
alias make='xtitle Making $(basename $PWD) ; make'
alias ncftp="xtitle ncFTP ; ncftp"

# .. and functions
function man()
{
    for i ; do
        xtitle The $(basename $1|tr -d .[:digit:]) manual
        command man -F -a "$i"
    done
}


#-------------------------------------------------------------
# Make the following commands run in background automatically:
#-------------------------------------------------------------

function te()  # Wrapper around xemacs/gnuserv ...
{
    if [ "$(gnuclient -batch -eval t 2>&-)" == "t" ]; then
        gnuclient -q "$@";
    else
        ( xemacs "$@" &);
    fi
}

function soffice() { command soffice "$@" & }
function firefox() { command firefox "$@" & }
function xpdf() { command xpdf "$@" & }


#-------------------------------------------------------------
# File & string-related functions:
#-------------------------------------------------------------


# Find a file with a pattern in name:
function ff() { find . -type f -iname '*'$*'*' -ls ; }

# Find a file with pattern $1 in name and Execute $2 on it:
function fe()
{ find . -type f -iname '*'${1:-}'*' -exec ${2:-file} {} \;  ; }

# Find a pattern in a set of files and highlight them:
# (needs a recent version of egrep)
function fstr()
{
    OPTIND=1
    local case=""
    local usage="fstr: find string in files.
Usage: fstr [-i] \"pattern\" [\"filename pattern\"] "
    while getopts :it opt
    do
        case "$opt" in
        i) case="-i " ;;
        *) echo "$usage"; return;;
        esac
    done
    shift $(( $OPTIND - 1 ))
    if [ "$#" -lt 1 ]; then
        echo "$usage"
        return;
    fi
    find . -type f -name "${2:-*}" -print0 | \
    xargs -0 egrep --color=always -sn ${case} "$1" 2>&- | more 

}

function cuttail() # cut last n lines in file, 10 by default
{
    nlines=${2:-10}
    sed -n -e :a -e "1,${nlines}!{P;N;D;};N;ba" $1
}

function lowercase()  # move filenames to lowercase
{
    for file ; do
        filename=${file##*/}
        case "$filename" in
        */*) dirname==${file%/*} ;;
        *) dirname=.;;
        esac
        nf=$(echo $filename | tr A-Z a-z)
        newname="${dirname}/${nf}"
        if [ "$nf" != "$filename" ]; then
            mv "$file" "$newname"
            echo "lowercase: $file --> $newname"
        else
            echo "lowercase: $file not changed."
        fi
    done
}


function swap()  # Swap 2 filenames around, if they exist
{                #(from Uzi's bashrc).
    local TMPFILE=tmp.$$ 

    [ $# -ne 2 ] && echo "swap: 2 arguments needed" && return 1
    [ ! -e $1 ] && echo "swap: $1 does not exist" && return 1
    [ ! -e $2 ] && echo "swap: $2 does not exist" && return 1

    mv "$1" $TMPFILE 
    mv "$2" "$1"
    mv $TMPFILE "$2"
}

function extract()      # Handy Extract Program.
{
     if [ -f $1 ] ; then
         case $1 in
             *.tar.bz2)   tar xvjf $1     ;;
             *.tar.gz)    tar xvzf $1     ;;
             *.bz2)       bunzip2 $1      ;;
             *.rar)       unrar x $1      ;;
             *.gz)        gunzip $1       ;;
             *.tar)       tar xvf $1      ;;
             *.tbz2)      tar xvjf $1     ;;
             *.tgz)       tar xvzf $1     ;;
             *.zip)       unzip $1        ;;
             *.Z)         uncompress $1   ;;
             *.7z)        7z x $1         ;;
             *)           echo "'$1' cannot be extracted via >extract<" ;;
         esac
     else
         echo "'$1' is not a valid file"
     fi
}

#-------------------------------------------------------------
# Process/system related functions:
#-------------------------------------------------------------


function my_ps() { ps $@ -u $USER -o pid,%cpu,%mem,bsdtime,command ; }
function pp() { my_ps f | awk '!/awk/ && $0~var' var=${1:-".*"} ; }


function killps()                 # Kill by process name.
{
    local pid pname sig="-TERM"   # Default signal.
    if [ "$#" -lt 1 ] || [ "$#" -gt 2 ]; then
        echo "Usage: killps [-SIGNAL] pattern"
        return;
    fi
    if [ $# = 2 ]; then sig=$1 ; fi
    for pid in $(my_ps| awk '!/awk/ && $0~pat { print $1 }' pat=${!#} ) ; do
        pname=$(my_ps | awk '$1~var { print $5 }' var=$pid )
        if ask "Kill process $pid <$pname> with signal $sig?"
            then kill $sig $pid
        fi
    done
}

function my_ip() # Get IP adresses.
{
    MY_IP=$(/sbin/ifconfig ppp0 | awk '/inet/ { print $2 } ' | \
sed -e s/addr://)
    MY_ISP=$(/sbin/ifconfig ppp0 | awk '/P-t-P/ { print $3 } ' | \
sed -e s/P-t-P://)
}

function ii()   # Get current host related info.
{
    echo -e "\nYou are logged on ${RED}$HOST"
    echo -e "\nAdditionnal information:$NC " ; uname -a
    echo -e "\n${RED}Users logged on:$NC " ; w -h
    echo -e "\n${RED}Current date :$NC " ; date
    echo -e "\n${RED}Machine stats :$NC " ; uptime
    echo -e "\n${RED}Memory stats :$NC " ; free
    my_ip 2>&- ;
    echo -e "\n${RED}Local IP Address :$NC" ; echo ${MY_IP:-"Not connected"}
    echo -e "\n${RED}ISP Address :$NC" ; echo ${MY_ISP:-"Not connected"}
    echo -e "\n${RED}Open connections :$NC "; netstat -pan --inet;
    echo
}

#-------------------------------------------------------------
# Misc utilities:
#-------------------------------------------------------------

function repeat()       # Repeat n times command.
{
    local i max
    max=$1; shift;
    for ((i=1; i <= max ; i++)); do  # --> C-like syntax
        eval "$@";
    done
}


function ask()          # See 'killps' for example of use.
{
    echo -n "$@" '[y/n] ' ; read ans
    case "$ans" in
        y*|Y*) return 0 ;;
        *) return 1 ;;
    esac
}

function corename()   # Get name of app that created a corefile.
{ 
    for file ; do
        echo -n $file : ; gdb --core=$file --batch | head -1
    done 
}




#=========================================================================
# PROGRAMMABLE COMPLETION - ONLY SINCE BASH-2.04
# Most are taken from the bash 2.05 documentation and from Ian McDonald's
# 'Bash completion' package (http://www.caliban.org/bash/#completion).
# You will in fact need bash more recent than 3.0 for some features.
#=========================================================================

if [ "${BASH_VERSION%.*}" \< "3.0" ]; then
    echo "You will need to upgrade to version 3.0 \
for full programmable completion features."
    return
fi

shopt -s extglob         # Necessary,
#set +o nounset          # otherwise some completions will fail.

complete -A hostname   rsh rcp telnet rlogin r ftp ping disk
complete -A export     printenv
complete -A variable   export local readonly unset
complete -A enabled    builtin
complete -A alias      alias unalias
complete -A function   function
complete -A user       su mail finger

complete -A helptopic  help     # Currently, same as builtins.
complete -A shopt      shopt
complete -A stopped -P '%' bg
complete -A job -P '%'     fg jobs disown

complete -A directory  mkdir rmdir
complete -A directory   -o default cd

# Compression
complete -f -o default -X '*.+(zip|ZIP)'  zip
complete -f -o default -X '!*.+(zip|ZIP)' unzip
complete -f -o default -X '*.+(z|Z)'      compress
complete -f -o default -X '!*.+(z|Z)'     uncompress
complete -f -o default -X '*.+(gz|GZ)'    gzip
complete -f -o default -X '!*.+(gz|GZ)'   gunzip
complete -f -o default -X '*.+(bz2|BZ2)'  bzip2
complete -f -o default -X '!*.+(bz2|BZ2)' bunzip2
complete -f -o default -X '!*.+(zip|ZIP|z|Z|gz|GZ|bz2|BZ2)' extract


# Documents - Postscript,pdf,dvi.....
complete -f -o default -X '!*.+(ps|PS)'  gs ghostview ps2pdf ps2ascii
complete -f -o default -X '!*.+(dvi|DVI)' dvips dvipdf xdvi dviselect dvitype
complete -f -o default -X '!*.+(pdf|PDF)' acroread pdf2ps
complete -f -o default -X \
'!*.@(@(?(e)ps|?(E)PS|pdf|PDF)?(.gz|.GZ|.bz2|.BZ2|.Z))' gv ggv
complete -f -o default -X '!*.texi*' makeinfo texi2dvi texi2html texi2pdf
complete -f -o default -X '!*.tex' tex latex slitex
complete -f -o default -X '!*.lyx' lyx
complete -f -o default -X '!*.+(htm*|HTM*)' lynx html2ps
complete -f -o default -X \
'!*.+(doc|DOC|xls|XLS|ppt|PPT|sx?|SX?|csv|CSV|od?|OD?|ott|OTT)' soffice

# Multimedia
complete -f -o default -X \
'!*.+(gif|GIF|jp*g|JP*G|bmp|BMP|xpm|XPM|png|PNG)' xv gimp ee gqview
complete -f -o default -X '!*.+(mp3|MP3)' mpg123 mpg321
complete -f -o default -X '!*.+(ogg|OGG)' ogg123
complete -f -o default -X \
'!*.@(mp[23]|MP[23]|ogg|OGG|wav|WAV|pls|m3u|xm|mod|s[3t]m|it|mtm|ult|flac)' xmms
complete -f -o default -X \
'!*.@(mp?(e)g|MP?(E)G|wma|avi|AVI|asf|vob|VOB|bin|dat|vcd|\
ps|pes|fli|viv|rm|ram|yuv|mov|MOV|qt|QT|wmv|mp3|MP3|ogg|OGG|\
ogm|OGM|mp4|MP4|wav|WAV|asx|ASX)' xine



complete -f -o default -X '!*.pl'  perl perl5


# This is a 'universal' completion function - it works when commands have
# a so-called 'long options' mode , ie: 'ls --all' instead of 'ls -a'
# Needs the '-o' option of grep
#  (try the commented-out version if not available).

# First, remove '=' from completion word separators
# (this will allow completions like 'ls --color=auto' to work correctly).

COMP_WORDBREAKS=${COMP_WORDBREAKS/=/}


_get_longopts() 
{ 
    #$1 --help | sed  -e '/--/!d' -e 's/.*--\([^[:space:].,]*\).*/--\1/'| \
#grep ^"$2" |sort -u ;
    $1 --help | grep -o -e "--[^[:space:].,]*" | grep -e "$2" |sort -u 
}

_longopts()
{
    local cur
    cur=${COMP_WORDS[COMP_CWORD]}

    case "${cur:-*}" in
       -*)      ;;
        *)      return ;;
    esac

    case "$1" in
      \~*)      eval cmd="$1" ;;
        *)      cmd="$1" ;;
    esac
    COMPREPLY=( $(_get_longopts ${1} ${cur} ) )
}
complete  -o default -F _longopts configure bash
complete  -o default -F _longopts wget id info a2ps ls recode

_tar()
{
    local cur ext regex tar untar

    COMPREPLY=()
    cur=${COMP_WORDS[COMP_CWORD]}

    # If we want an option, return the possible long options.
    case "$cur" in
        -*)     COMPREPLY=( $(_get_longopts $1 $cur ) ); return 0;;
    esac

    if [ $COMP_CWORD -eq 1 ]; then
        COMPREPLY=( $( compgen -W 'c t x u r d A' -- $cur ) )
        return 0
    fi

    case "${COMP_WORDS[1]}" in
        ?(-)c*f)
            COMPREPLY=( $( compgen -f $cur ) )
            return 0
            ;;
            +([^Izjy])f)
            ext='tar'
            regex=$ext
            ;;
        *z*f)
            ext='tar.gz'
            regex='t\(ar\.\)\(gz\|Z\)'
            ;;
        *[Ijy]*f)
            ext='t?(ar.)bz?(2)'
            regex='t\(ar\.\)bz2\?'
            ;;
        *)
            COMPREPLY=( $( compgen -f $cur ) )
            return 0
            ;;

    esac

    if [[ "$COMP_LINE" == tar*.$ext' '* ]]; then
        # Complete on files in tar file.
        #
        # Get name of tar file from command line.
        tar=$( echo "$COMP_LINE" | \
               sed -e 's|^.* \([^ ]*'$regex'\) .*$|\1|' )
        # Devise how to untar and list it.
        untar=t${COMP_WORDS[1]//[^Izjyf]/}

        COMPREPLY=( $( compgen -W "$( echo $( tar $untar $tar \
                    2>/dev/null ) )" -- "$cur" ) )
        return 0

    else
        # File completion on relevant files.
        COMPREPLY=( $( compgen -G $cur\*.$ext ) )

    fi

    return 0

}

complete -F _tar -o default tar

_make()
{
    local mdef makef makef_dir="." makef_inc gcmd cur prev i;
    COMPREPLY=();
    cur=${COMP_WORDS[COMP_CWORD]};
    prev=${COMP_WORDS[COMP_CWORD-1]};
    case "$prev" in
        -*f)
            COMPREPLY=($(compgen -f $cur ));
            return 0
        ;;
    esac;
    case "$cur" in
        -*)
            COMPREPLY=($(_get_longopts $1 $cur ));
            return 0
        ;;
    esac;

    # make reads `GNUmakefile', then `makefile', then `Makefile'
    if [ -f ${makef_dir}/GNUmakefile ]; then
        makef=${makef_dir}/GNUmakefile
    elif [ -f ${makef_dir}/makefile ]; then
        makef=${makef_dir}/makefile
    elif [ -f ${makef_dir}/Makefile ]; then
        makef=${makef_dir}/Makefile
    else
        makef=${makef_dir}/*.mk        # Local convention.
    fi


    # Before we scan for targets, see if a Makefile name was
    # specified with -f ...
    for (( i=0; i < ${#COMP_WORDS[@]}; i++ )); do
        if [[ ${COMP_WORDS[i]} == -f ]]; then
           # eval for tilde expansion
           eval makef=${COMP_WORDS[i+1]}
           break
        fi
    done
    [ ! -f $makef ] && return 0

    # deal with included Makefiles
    makef_inc=$( grep -E '^-?include' $makef | \
    sed -e "s,^.* ,"$makef_dir"/," )
    for file in $makef_inc; do
        [ -f $file ] && makef="$makef $file"
    done


    # If we have a partial word to complete, restrict completions to
    # matches of that word.
    if [ -n "$cur" ]; then gcmd='grep "^$cur"' ; else gcmd=cat ; fi

    COMPREPLY=( $( awk -F':' '/^[a-zA-Z0-9][^$#\/\t=]*:([^=]|$)/ \
                                {split($1,A,/ /);for(i in A)print A[i]}' \
                                $makef 2>/dev/null | eval $gcmd  ))

}

complete -F _make -X '+($*|*.[cho])' make gmake pmake




_killall()
{
    local cur prev
    COMPREPLY=()
    cur=${COMP_WORDS[COMP_CWORD]}

    # get a list of processes (the first sed evaluation
    # takes care of swapped out processes, the second
    # takes care of getting the basename of the process)
    COMPREPLY=( $( /usr/bin/ps -u $USER -o comm  | \
        sed -e '1,1d' -e 's#[]\[]##g' -e 's#^.*/##'| \
        awk '{if ($0 ~ /^'$cur'/) print $0}' ))

    return 0
}

complete -F _killall killall killps



# A meta-command completion function for commands like sudo(8), which need to
# first complete on a command, then complete according to that command's own
# completion definition - currently not quite foolproof,
# but still quite useful (By Ian McDonald, modified by me).


_meta_comp()
{
    local cur func cline cspec

    COMPREPLY=()
    cur=${COMP_WORDS[COMP_CWORD]}
    cmdline=${COMP_WORDS[@]}
    if [ $COMP_CWORD = 1 ]; then  
         COMPREPLY=( $( compgen -c $cur ) )
    else
        cmd=${COMP_WORDS[1]}            # Find command.
        cspec=$( complete -p ${cmd} )   # Find spec of that command.

        # COMP_CWORD and COMP_WORDS() are not read-only,
        # so we can set them before handing off to regular
        # completion routine:
        # Get current command line minus initial command,
        cline="${COMP_LINE#$1 }"
        # split current command line tokens into array,
        COMP_WORDS=( $cline )
        # set current token number to 1 less than now.
        COMP_CWORD=$(( $COMP_CWORD - 1 ))
        # If current arg is empty, add it to COMP_WORDS array
        # (otherwise that information will be lost).
        if [ -z $cur ]; then COMP_WORDS[COMP_CWORD]=""  ; fi

        if [ "${cspec%%-F *}" != "${cspec}" ]; then
      # if -F then get function:
            func=${cspec#*-F }
            func=${func%% *}
            eval $func $cline   # Evaluate it.
        else
            func=$( echo $cspec | sed -e 's/^complete//' -e 's/[^ ]*$//' )
            COMPREPLY=( $( eval compgen $func $cur ) )
        fi

    fi
    
}


complete -o default -F _meta_comp nohup \
eval exec trace truss strace sotruss gdb
complete -o default -F _meta_comp command type which man nice time