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6.1.5 help
Die Bash enthält eine Reihe von eingebauten Befehlen, die auch als Bultins bezeichnet werden. Die Hilfe zu diesen Befehlen erhalten Sie über den Befehl help, der ebenfalls Bestandteil der Bash ist.
help [KOMMANDO]
Der Befehl ohne Parameter zeigt eine Liste der Bash-internen Befehle an.
dozent@linux37:~> help
GNU bash, version 2.05b.0(1)-release (i586-suse-linux)
These shell commands are defined internally. Type `help' to see this list.
Type `help name' to find out more about the function `name'.
Use `info bash' to find out more about the shell in general.
Use `man -k' or `info' to find out more about commands not in this list.
A star (*) next to a name means that the command is disabled.
%[DIGITS | WORD] [&] (( expression ))
. filename :
[ arg... ] [[ expression ]]
alias [-p] [name[=value] ... ] bg [job_spec]
bind [-lpvsPVS] [-m keymap] [-f fi break [n]
builtin [shell-builtin [arg ...]] case WORD in [PATTERN [| PATTERN].
cd [-L|-P] [dir] command [-pVv] command [arg ...]
compgen [-abcdefgjksuv] [-o option complete [-abcdefgjksuv] [-pr] [-o
continue [n] declare [-afFirtx] [-p] name[=valu
dirs [-clpv] [+N] [-N] disown [-h] [-ar] [jobspec ...]
echo [-neE] [arg ...] enable [-pnds] [-a] [-f filename]
eval [arg ...] exec [-cl] [-a name] file [redirec
exit [n] export [-nf] [name[=value] ...] or
false fc [-e ename] [-nlr] [first] [last
fg [job_spec] for NAME [in WORDS ... ;] do COMMA
for (( exp1; exp2; exp3 )); do COM function NAME { COMMANDS ; } or NA
getopts optstring name [arg] hash [-lr] [-p pathname] [-dt] [na
help [-s] [pattern ...] history [-c] [-d offset] [n] or hi
if COMMANDS; then COMMANDS; [ elif jobs [-lnprs] [jobspec ...] or job
kill [-s sigspec | -n signum | -si let arg [arg ...]
local name[=value] ... logout
popd [+N | -N] [-n] printf format [arguments]
pushd [dir | +N | -N] [-n] pwd [-PL]
read [-ers] [-u fd] [-t timeout] [ readonly [-anf] [name[=value] ...]
return [n] select NAME [in WORDS ... ;] do CO
set [--abefhkmnptuvxBCHP] [-o opti shift [n]
shopt [-pqsu] [-o long-option] opt source filename
suspend [-f] test [expr]
time [-p] PIPELINE times
trap [arg] [signal_spec ...] or tr true
type [-afptP] name [name ...] typeset [-afFirtx] [-p] name[=valu
ulimit [-SHacdflmnpstuv] [limit] umask [-p] [-S] [mode]
unalias [-a] [name ...] unset [-f] [-v] [name ...]
until COMMANDS; do COMMANDS; done variables - Some variable names an
wait [n] while COMMANDS; do COMMANDS; done
{ COMMANDS ; }