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use the new “\builtin” builtin for quoting, everywhere

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tg
2017-03-19 20:36:08 +00:00
parent c3fe9d5fb5
commit 73dca6e90f
4 changed files with 256 additions and 244 deletions
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81
check.t
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@@ -1,4 +1,4 @@
# $MirOS: src/bin/mksh/check.t,v 1.761 2017/03/19 18:05:25 tg Exp $ # $MirOS: src/bin/mksh/check.t,v 1.762 2017/03/19 20:36:04 tg Exp $
# -*- mode: sh -*- # -*- mode: sh -*-
#- #-
# Copyright © 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, # Copyright © 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010,
@@ -244,14 +244,21 @@ name: alias-11
description: description:
Check that special argument handling still applies with escaped aliases Check that special argument handling still applies with escaped aliases
stdin: stdin:
alias local='\typeset' alias local1='\typeset'
function foo { alias local2='\\builtin typeset'
local x=$1 y=z function fooa {
local1 x=$1 y=z
print -r -- "$x,$y" print -r -- "$x,$y"
} }
foo 'bar - baz' function foob {
local2 x=$1 y=z
print -r -- "$x,$y"
}
x=1 y=2; fooa 'bar - baz'
x=1 y=2; foob 'bar - baz'
expected-stdout: expected-stdout:
bar - baz,z bar - baz,z
bar - baz,z
--- ---
name: arith-compound name: arith-compound
description: description:
@@ -8274,17 +8281,17 @@ stdin:
alias alias
typeset -f typeset -f
expected-stdout: expected-stdout:
autoload='\typeset -fu' autoload='\\builtin typeset -fu'
functions='\typeset -f' functions='\\builtin typeset -f'
hash='\builtin alias -t' hash='\\builtin alias -t'
history='\builtin fc -l' history='\\builtin fc -l'
integer='\typeset -i' integer='\\builtin typeset -i'
local='\typeset' local='\\builtin typeset'
login='\exec login' login='\\builtin exec login'
nameref='\typeset -n' nameref='\\builtin typeset -n'
nohup='nohup ' nohup='nohup '
r='\builtin fc -e -' r='\\builtin fc -e -'
type='\builtin whence -v' type='\\builtin whence -v'
--- ---
name: aliases-2b name: aliases-2b
description: description:
@@ -8294,17 +8301,17 @@ stdin:
alias alias
typeset -f typeset -f
expected-stdout: expected-stdout:
autoload='\typeset -fu' autoload='\\builtin typeset -fu'
functions='\typeset -f' functions='\\builtin typeset -f'
hash='\builtin alias -t' hash='\\builtin alias -t'
history='\builtin fc -l' history='\\builtin fc -l'
integer='\typeset -i' integer='\\builtin typeset -i'
local='\typeset' local='\\builtin typeset'
login='\exec login' login='\\builtin exec login'
nameref='\typeset -n' nameref='\\builtin typeset -n'
nohup='nohup ' nohup='nohup '
r='\builtin fc -e -' r='\\builtin fc -e -'
type='\builtin whence -v' type='\\builtin whence -v'
--- ---
name: aliases-3b name: aliases-3b
description: description:
@@ -8314,17 +8321,17 @@ stdin:
./sh -c 'alias; typeset -f' ./sh -c 'alias; typeset -f'
rm -f sh rm -f sh
expected-stdout: expected-stdout:
autoload='\typeset -fu' autoload='\\builtin typeset -fu'
functions='\typeset -f' functions='\\builtin typeset -f'
hash='\builtin alias -t' hash='\\builtin alias -t'
history='\builtin fc -l' history='\\builtin fc -l'
integer='\typeset -i' integer='\\builtin typeset -i'
local='\typeset' local='\\builtin typeset'
login='\exec login' login='\\builtin exec login'
nameref='\typeset -n' nameref='\\builtin typeset -n'
nohup='nohup ' nohup='nohup '
r='\builtin fc -e -' r='\\builtin fc -e -'
type='\builtin whence -v' type='\\builtin whence -v'
--- ---
name: aliases-cmdline name: aliases-cmdline
description: description:
@@ -8381,8 +8388,8 @@ stdin:
:|| local() { :; } :|| local() { :; }
alias local alias local
expected-stdout: expected-stdout:
local='\typeset' local='\\builtin typeset'
local='\typeset' local='\\builtin typeset'
--- ---
name: arrays-1 name: arrays-1
description: description:

375
dot.mkshrc
View File

@@ -1,5 +1,5 @@
# $Id$ # $Id$
# $MirOS: src/bin/mksh/dot.mkshrc,v 1.110 2017/02/18 02:37:57 tg Exp $ # $MirOS: src/bin/mksh/dot.mkshrc,v 1.111 2017/03/19 20:36:07 tg Exp $
#- #-
# Copyright (c) 2002, 2003, 2004, 2006, 2007, 2008, 2009, 2010, # Copyright (c) 2002, 2003, 2004, 2006, 2007, 2008, 2009, 2010,
# 2011, 2012, 2013, 2014, 2015, 2016, 2017 # 2011, 2012, 2013, 2014, 2015, 2016, 2017
@@ -25,93 +25,97 @@
# catch non-mksh, non-lksh, trying to run this file # catch non-mksh, non-lksh, trying to run this file
case ${KSH_VERSION:-} in case ${KSH_VERSION:-} in
*LEGACY\ KSH*|*MIRBSD\ KSH*) ;; *LEGACY\ KSH*|*MIRBSD\ KSH*) ;;
*) return 0 ;; *) \return 0 ;;
esac esac
# give MidnightBSD's laffer1 a bit of csh feeling # give MidnightBSD's laffer1 a bit of csh feeling
function setenv { function setenv {
if (( $# )); then if (( $# )); then
\eval '\export "$1"="${2:-}"' \\builtin eval '\\builtin export "$1"="${2:-}"'
else else
\typeset -x \\builtin typeset -x
fi fi
} }
# pager (not control character safe) # pager (not control character safe)
smores() ( smores() (
\set +m \\builtin set +m
\cat "$@" |& \\builtin cat "$@" |&
\trap "rv=\$?; 'kill' $! >/dev/null 2>&1; 'exit' \$rv" EXIT \\builtin trap "rv=\$?; \\\\builtin kill $! >/dev/null 2>&1; \\\\builtin exit \$rv" EXIT
while IFS= \read -pr line; do while IFS= \\builtin read -pr line; do
llen=${%line} llen=${%line}
(( llen == -1 )) && llen=${#line} (( llen == -1 )) && llen=${#line}
(( llen = llen ? (llen + COLUMNS - 1) / COLUMNS : 1 )) (( llen = llen ? (llen + COLUMNS - 1) / COLUMNS : 1 ))
if (( (curlin += llen) >= LINES )); then if (( (curlin += llen) >= LINES )); then
\builtin print -n -- '\e[7m--more--\e[0m' \\builtin print -nr -- $'\e[7m--more--\e[0m'
\read -u1 || \exit $? \\builtin read -u1 || \\builtin exit $?
[[ $REPLY = [Qq]* ]] && \exit 0 [[ $REPLY = [Qq]* ]] && \\builtin exit 0
curlin=$llen curlin=$llen
fi fi
\builtin print -r -- "$line" \\builtin print -r -- "$line"
done done
) )
\: "${EDITOR:=/bin/ed}${TERM:=vt100}${HOSTNAME:=$(\ulimit -c 0; \echo \ \\builtin alias ls=ls l='ls -F' la='l -a' ll='l -l' lo='l -alo'
$(hostname 2>/dev/null))}${USER:=$(\ulimit -c 0; id -un 2>/dev/null)}" \: "${HOSTNAME:=$(\\builtin ulimit -c 0; \\builtin print -r -- $(hostname \
[[ $HOSTNAME = ?(?(ip6-)localhost?(6)) ]] && HOSTNAME=nil; \: "${USER:=?}" 2>/dev/null))}${EDITOR:=/bin/ed}${TERM:=vt100}${USER:=$(\\builtin ulimit \
\alias ls=ls l='ls -F' la='l -a' ll='l -l' lo='l -alo'; \unalias ls -c 0; id -un 2>/dev/null)}${USER:=?}"
\export EDITOR HOSTNAME TERM USER [[ $HOSTNAME = ?(?(ip6-)localhost?(6)) ]] && HOSTNAME=nil; \\builtin unalias ls
\\builtin export EDITOR HOSTNAME TERM USER
# minimal support for lksh users # minimal support for lksh users
if [[ $KSH_VERSION = *LEGACY\ KSH* ]]; then if [[ $KSH_VERSION = *LEGACY\ KSH* ]]; then
PS1='$USER@${HOSTNAME%%.*}:$PWD>' PS1='$USER@${HOSTNAME%%.*}:$PWD>'
return 0 \\builtin return 0
fi fi
# mksh-specific from here # mksh-specific from here
\: "${MKSH:=$(\builtin whence -p mksh)}"; \: "${MKSH:=/bin/mksh}"; \export MKSH \: "${MKSH:=$(\\builtin whence -p mksh)}${MKSH:=/bin/mksh}"
\\builtin export MKSH
PS4='[$EPOCHREALTIME] '; PS1='#'; (( USER_ID )) && PS1='$'; PS1=$'\001\r''${| PS4='[$EPOCHREALTIME] '; PS1='#'; (( USER_ID )) && PS1='$'; PS1=$'\001\r''${|
\typeset e=$? \\builtin typeset e=$?
(( e )) && REPLY+="$e|" (( e )) && REPLY+="$e|"
REPLY+=${USER}@${HOSTNAME%%.*}: REPLY+=${USER}@${HOSTNAME%%.*}:
\typeset d=${PWD:-?}/ p=~; [[ $p = ?(*/) ]] || d=${d/#$p\//\~/} \\builtin typeset d=${PWD:-?}/ p=~; [[ $p = ?(*/) ]] || d=${d/#$p\//\~/}
d=${d%/}; \typeset m=${%d} n p=...; (( m > 0 )) || m=${#d} d=${d%/}; \\builtin typeset m=${%d} n p=...; (( m > 0 )) || m=${#d}
(( m > (n = (COLUMNS/3 < 7 ? 7 : COLUMNS/3)) )) && d=${d:(-n)} || p= (( m > (n = (COLUMNS/3 < 7 ? 7 : COLUMNS/3)) )) && d=${d:(-n)} || p=
REPLY+=$p$d REPLY+=$p$d
\return $e \\builtin return $e
} '"$PS1 " } '"$PS1 "
\alias doch='sudo mksh -c "$(\builtin fc -ln -1)"' \\builtin alias doch='sudo mksh -c "$(\\builtin fc -ln -1)"'
\command -v rot13 >/dev/null || \alias rot13='tr \ \\builtin command -v rot13 >/dev/null || \\builtin alias rot13='tr \
abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ \ abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ \
nopqrstuvwxyzabcdefghijklmNOPQRSTUVWXYZABCDEFGHIJKLM' nopqrstuvwxyzabcdefghijklmNOPQRSTUVWXYZABCDEFGHIJKLM'
if \command -v hd >/dev/null; then \:; elif \command -v hexdump >/dev/null; then if \\builtin command -v hd >/dev/null; then
\:
elif \\builtin command -v hexdump >/dev/null; then
function hd { function hd {
hexdump -e '"%08.8_ax " 8/1 "%02X " " - " 8/1 "%02X "' \ hexdump -e '"%08.8_ax " 8/1 "%02X " " - " 8/1 "%02X "' \
-e '" |" "%_p"' -e '"|\n"' "$@" -e '" |" "%_p"' -e '"|\n"' "$@"
} }
else else
function hd { function hd {
\typeset -Uui16 -Z11 pos=0 \\builtin typeset -Uui16 -Z11 pos=0
\typeset -Uui16 -Z5 hv=2147483647 \\builtin typeset -Uui16 -Z5 hv=2147483647
\typeset dasc line i \\builtin typeset dasc line i
\set +U \\builtin set +U
\cat "$@" | if \read -arN -1 line; then \\builtin cat "$@" | if \\builtin read -arN -1 line; then
\typeset -i1 'line[*]' \\builtin typeset -i1 'line[*]'
i=0 i=0
while (( i < ${#line[*]} )); do while (( i < ${#line[*]} )); do
hv=${line[i++]} hv=${line[i++]}
if (( (pos & 15) == 0 )); then if (( (pos & 15) == 0 )); then
(( pos )) && \ (( pos )) && \
\builtin print -r -- "$dasc|" \\builtin print -r -- "$dasc|"
\builtin print -n "${pos#16#} " \\builtin print -nr "${pos#16#} "
dasc=' |' dasc=' |'
fi fi
\builtin print -n "${hv#16#} " \\builtin print -nr "${hv#16#} "
#XXX EBCDIC, but we need [[:print:]] to fix this #XXX EBCDIC, but we need [[:print:]] to fix this
if (( (hv < 32) || (hv > 126) )); then if (( (hv < 32) || (hv > 126) )); then
dasc+=. dasc+=.
@@ -119,69 +123,69 @@ else
dasc+=${line[i-1]#1#} dasc+=${line[i-1]#1#}
fi fi
(( (pos++ & 15) == 7 )) && \ (( (pos++ & 15) == 7 )) && \
\builtin print -n -- '- ' \\builtin print -nr -- '- '
done done
while (( pos & 15 )); do while (( pos & 15 )); do
\builtin print -n ' ' \\builtin print -nr ' '
(( (pos++ & 15) == 7 )) && \ (( (pos++ & 15) == 7 )) && \
\builtin print -n -- '- ' \\builtin print -nr -- '- '
done done
(( hv == 2147483647 )) || \builtin print -r -- "$dasc|" (( hv == 2147483647 )) || \\builtin print -r -- "$dasc|"
fi fi
} }
fi fi
# Berkeley C shell compatible dirs, popd, and pushd functions # Berkeley C shell compatible dirs, popd, and pushd functions
# Z shell compatible chpwd() hook, used to update DIRSTACK[0] # Z shell compatible chpwd() hook, used to update DIRSTACK[0]
DIRSTACKBASE=$(\builtin realpath ~/. 2>/dev/null || \ DIRSTACKBASE=$(\\builtin realpath ~/. 2>/dev/null || \
\builtin print -nr -- "${HOME:-/}") \\builtin print -nr -- "${HOME:-/}")
set -A DIRSTACK set -A DIRSTACK
function chpwd { function chpwd {
DIRSTACK[0]=$(\builtin realpath . 2>/dev/null || \ DIRSTACK[0]=$(\\builtin realpath . 2>/dev/null || \
\builtin print -r -- "$PWD") \\builtin print -nr -- "$PWD")
[[ $DIRSTACKBASE = ?(*/) ]] || \ [[ $DIRSTACKBASE = ?(*/) ]] || \
DIRSTACK[0]=${DIRSTACK[0]/#$DIRSTACKBASE/\~} DIRSTACK[0]=${DIRSTACK[0]/#$DIRSTACKBASE/\~}
\: \:
} }
\chpwd . \chpwd .
cd() { cd() {
\builtin cd "$@" || \return $? \\builtin cd "$@" || \\builtin return $?
\chpwd "$@" \chpwd "$@"
} }
function cd_csh { function cd_csh {
\typeset d t=${1/#\~/$DIRSTACKBASE} \\builtin typeset d t=${1/#\~/$DIRSTACKBASE}
if ! d=$(\builtin cd "$t" 2>&1); then if ! d=$(\\builtin cd "$t" 2>&1); then
\builtin print -u2 "${1}: ${d##*cd: $t: }." \\builtin print -ru2 "${1}: ${d##*cd: $t: }."
\return 1 \\builtin return 1
fi fi
\cd "$t" \cd "$t"
} }
function dirs { function dirs {
\typeset d dwidth \\builtin typeset d dwidth
\typeset -i fl=0 fv=0 fn=0 cpos=0 \\builtin typeset -i fl=0 fv=0 fn=0 cpos=0
while \getopts ":lvn" d; do while \\builtin getopts ":lvn" d; do
case $d { case $d {
(l) fl=1 ;; (l) fl=1 ;;
(v) fv=1 ;; (v) fv=1 ;;
(n) fn=1 ;; (n) fn=1 ;;
(*) \builtin print -u2 'Usage: dirs [-lvn].' (*) \\builtin print -ru2 'Usage: dirs [-lvn].'
\return 1 ;; \\builtin return 1 ;;
} }
done done
\shift $((OPTIND - 1)) \\builtin shift $((OPTIND - 1))
if (( $# > 0 )); then if (( $# > 0 )); then
\builtin print -u2 'Usage: dirs [-lvn].' \\builtin print -ru2 'Usage: dirs [-lvn].'
\return 1 \\builtin return 1
fi fi
if (( fv )); then if (( fv )); then
fv=0 fv=0
while (( fv < ${#DIRSTACK[*]} )); do while (( fv < ${#DIRSTACK[*]} )); do
d=${DIRSTACK[fv]} d=${DIRSTACK[fv]}
(( fl )) && d=${d/#\~/$DIRSTACKBASE} (( fl )) && d=${d/#\~/$DIRSTACKBASE}
\builtin print -r -- "$fv $d" \\builtin print -r -- "$fv $d"
\builtin let fv++ (( ++fv ))
done done
else else
fv=0 fv=0
@@ -191,117 +195,117 @@ function dirs {
(( dwidth = (${%d} > 0 ? ${%d} : ${#d}) )) (( dwidth = (${%d} > 0 ? ${%d} : ${#d}) ))
if (( fn && (cpos += dwidth + 1) >= 79 && \ if (( fn && (cpos += dwidth + 1) >= 79 && \
dwidth < 80 )); then dwidth < 80 )); then
\builtin print \\builtin print
(( cpos = dwidth + 1 )) (( cpos = dwidth + 1 ))
fi fi
\builtin print -nr -- "$d " \\builtin print -nr -- "$d "
\builtin let fv++ (( ++fv ))
done done
\builtin print \\builtin print
fi fi
\return 0 \\builtin return 0
} }
function popd { function popd {
\typeset d fa \\builtin typeset d fa
\typeset -i n=1 \\builtin typeset -i n=1
while \getopts ":0123456789lvn" d; do while \\builtin getopts ":0123456789lvn" d; do
case $d { case $d {
(l|v|n) fa+=" -$d" ;; (l|v|n) fa+=" -$d" ;;
(+*) n=2 (+*) n=2
\break ;; \\builtin break ;;
(*) \builtin print -u2 'Usage: popd [-lvn] [+<n>].' (*) \\builtin print -ru2 'Usage: popd [-lvn] [+<n>].'
\return 1 ;; \\builtin return 1 ;;
} }
done done
\shift $((OPTIND - n)) \\builtin shift $((OPTIND - n))
n=0 n=0
if (( $# > 1 )); then if (( $# > 1 )); then
\builtin print -u2 popd: Too many arguments. \\builtin print -ru2 popd: Too many arguments.
\return 1 \\builtin return 1
elif [[ $1 = ++([0-9]) && $1 != +0 ]]; then elif [[ $1 = ++([0-9]) && $1 != +0 ]]; then
if (( (n = ${1#+}) >= ${#DIRSTACK[*]} )); then if (( (n = ${1#+}) >= ${#DIRSTACK[*]} )); then
\builtin print -u2 popd: Directory stack not that deep. \\builtin print -ru2 popd: Directory stack not that deep.
\return 1 \\builtin return 1
fi fi
elif [[ -n $1 ]]; then elif [[ -n $1 ]]; then
\builtin print -u2 popd: Bad directory. \\builtin print -ru2 popd: Bad directory.
\return 1 \\builtin return 1
fi fi
if (( ${#DIRSTACK[*]} < 2 )); then if (( ${#DIRSTACK[*]} < 2 )); then
\builtin print -u2 popd: Directory stack empty. \\builtin print -ru2 popd: Directory stack empty.
\return 1 \\builtin return 1
fi fi
\unset DIRSTACK[n] \\builtin unset DIRSTACK[n]
\set -A DIRSTACK -- "${DIRSTACK[@]}" \\builtin set -A DIRSTACK -- "${DIRSTACK[@]}"
\cd_csh "${DIRSTACK[0]}" || \return 1 \cd_csh "${DIRSTACK[0]}" || \\builtin return 1
\dirs $fa \dirs $fa
} }
function pushd { function pushd {
\typeset d fa \\builtin typeset d fa
\typeset -i n=1 \\builtin typeset -i n=1
while \getopts ":0123456789lvn" d; do while \\builtin getopts ":0123456789lvn" d; do
case $d { case $d {
(l|v|n) fa+=" -$d" ;; (l|v|n) fa+=" -$d" ;;
(+*) n=2 (+*) n=2
\break ;; \\builtin break ;;
(*) \builtin print -u2 'Usage: pushd [-lvn] [<dir>|+<n>].' (*) \\builtin print -ru2 'Usage: pushd [-lvn] [<dir>|+<n>].'
\return 1 ;; \\builtin return 1 ;;
} }
done done
\shift $((OPTIND - n)) \\builtin shift $((OPTIND - n))
if (( $# == 0 )); then if (( $# == 0 )); then
if (( ${#DIRSTACK[*]} < 2 )); then if (( ${#DIRSTACK[*]} < 2 )); then
\builtin print -u2 pushd: No other directory. \\builtin print -ru2 pushd: No other directory.
\return 1 \\builtin return 1
fi fi
d=${DIRSTACK[1]} d=${DIRSTACK[1]}
DIRSTACK[1]=${DIRSTACK[0]} DIRSTACK[1]=${DIRSTACK[0]}
\cd_csh "$d" || \return 1 \cd_csh "$d" || \\builtin return 1
elif (( $# > 1 )); then elif (( $# > 1 )); then
\builtin print -u2 pushd: Too many arguments. \\builtin print -ru2 pushd: Too many arguments.
\return 1 \\builtin return 1
elif [[ $1 = ++([0-9]) && $1 != +0 ]]; then elif [[ $1 = ++([0-9]) && $1 != +0 ]]; then
if (( (n = ${1#+}) >= ${#DIRSTACK[*]} )); then if (( (n = ${1#+}) >= ${#DIRSTACK[*]} )); then
\builtin print -u2 pushd: Directory stack not that deep. \\builtin print -ru2 pushd: Directory stack not that deep.
\return 1 \\builtin return 1
fi fi
while (( n-- )); do while (( n-- )); do
d=${DIRSTACK[0]} d=${DIRSTACK[0]}
\unset DIRSTACK[0] \\builtin unset DIRSTACK[0]
\set -A DIRSTACK -- "${DIRSTACK[@]}" "$d" \\builtin set -A DIRSTACK -- "${DIRSTACK[@]}" "$d"
done done
\cd_csh "${DIRSTACK[0]}" || \return 1 \cd_csh "${DIRSTACK[0]}" || \\builtin return 1
else else
\set -A DIRSTACK -- placeholder "${DIRSTACK[@]}" \\builtin set -A DIRSTACK -- placeholder "${DIRSTACK[@]}"
\cd_csh "$1" || \return 1 \cd_csh "$1" || \\builtin return 1
fi fi
\dirs $fa \dirs $fa
} }
# base64 encoder and decoder, RFC compliant, NUL safe, not EBCDIC safe # base64 encoder and decoder, RFC compliant, NUL safe, not EBCDIC safe
function Lb64decode { function Lb64decode {
\set +U \\builtin set +U
\typeset c s="$*" t \\builtin typeset c s="$*" t
[[ -n $s ]] || { s=$(\cat; \builtin print x); s=${s%x}; } [[ -n $s ]] || { s=$(\\builtin cat; \\builtin print x); s=${s%x}; }
\typeset -i i=0 j=0 n=${#s} p=0 v x \\builtin typeset -i i=0 j=0 n=${#s} p=0 v x
\typeset -i16 o \\builtin typeset -i16 o
while (( i < n )); do while (( i < n )); do
c=${s:(i++):1} c=${s:(i++):1}
case $c { case $c {
(=) \break ;; (=) \\builtin break ;;
([A-Z]) (( v = 1#$c - 65 )) ;; ([A-Z]) (( v = 1#$c - 65 )) ;;
([a-z]) (( v = 1#$c - 71 )) ;; ([a-z]) (( v = 1#$c - 71 )) ;;
([0-9]) (( v = 1#$c + 4 )) ;; ([0-9]) (( v = 1#$c + 4 )) ;;
(+) v=62 ;; (+) v=62 ;;
(/) v=63 ;; (/) v=63 ;;
(*) \continue ;; (*) \\builtin continue ;;
} }
(( x = (x << 6) | v )) (( x = (x << 6) | v ))
case $((p++)) { case $((p++)) {
(0) \continue ;; (0) \\builtin continue ;;
(1) (( o = (x >> 4) & 255 )) ;; (1) (( o = (x >> 4) & 255 )) ;;
(2) (( o = (x >> 2) & 255 )) ;; (2) (( o = (x >> 2) & 255 )) ;;
(3) (( o = x & 255 )) (3) (( o = x & 255 ))
@@ -309,25 +313,24 @@ function Lb64decode {
;; ;;
} }
t+=\\x${o#16#} t+=\\x${o#16#}
(( ++j & 4095 )) && \continue (( ++j & 4095 )) && \\builtin continue
\builtin print -n $t \\builtin print -n $t
t= t=
done done
\builtin print -n $t \\builtin print -n $t
} }
\set -A Lb64encode_tbl -- A B C D E F G H I J K L M N O P Q R S T U V W X Y Z \
a b c d e f g h i j k l m n o p q r s t u v w x y z 0 1 2 3 4 5 6 7 8 9 + /
function Lb64encode { function Lb64encode {
\set +U \\builtin set +U
\typeset c s t \\builtin typeset c s t table
\\builtin set -A table -- A B C D E F G H I J K L M N O P Q R S T U V W X Y Z \
a b c d e f g h i j k l m n o p q r s t u v w x y z 0 1 2 3 4 5 6 7 8 9 + /
if (( $# )); then if (( $# )); then
\read -raN-1 s <<<"$*" \\builtin read -raN-1 s <<<"$*"
\unset s[${#s[*]}-1] \\builtin unset s[${#s[*]}-1]
else else
\read -raN-1 s \\builtin read -raN-1 s
fi fi
\typeset -i i=0 n=${#s[*]} j v \\builtin typeset -i i=0 n=${#s[*]} j v
while (( i < n )); do while (( i < n )); do
(( v = s[i++] << 16 )) (( v = s[i++] << 16 ))
@@ -335,37 +338,37 @@ function Lb64encode {
(( v |= j << 8 )) (( v |= j << 8 ))
(( j = i < n ? s[i++] : 0 )) (( j = i < n ? s[i++] : 0 ))
(( v |= j )) (( v |= j ))
t+=${Lb64encode_tbl[v >> 18]}${Lb64encode_tbl[v >> 12 & 63]} t+=${table[v >> 18]}${table[v >> 12 & 63]}
c=${Lb64encode_tbl[v >> 6 & 63]} c=${table[v >> 6 & 63]}
if (( i <= n )); then if (( i <= n )); then
t+=$c${Lb64encode_tbl[v & 63]} t+=$c${table[v & 63]}
elif (( i == n + 1 )); then elif (( i == n + 1 )); then
t+=$c= t+=$c=
else else
t+=== t+===
fi fi
if (( ${#t} == 76 || i >= n )); then if (( ${#t} == 76 || i >= n )); then
\builtin print $t \\builtin print -r $t
t= t=
fi fi
done done
} }
# Better Avalanche for the Jenkins Hash # Better Avalanche for the Jenkins Hash
\typeset -Z11 -Uui16 Lbafh_v \\builtin typeset -Z11 -Uui16 Lbafh_v
function Lbafh_init { function Lbafh_init {
Lbafh_v=0 Lbafh_v=0
} }
function Lbafh_add { function Lbafh_add {
\set +U \\builtin set +U
\typeset s \\builtin typeset s
if (( $# )); then if (( $# )); then
\read -raN-1 s <<<"$*" \\builtin read -raN-1 s <<<"$*"
\unset s[${#s[*]}-1] \\builtin unset s[${#s[*]}-1]
else else
\read -raN-1 s \\builtin read -raN-1 s
fi fi
\typeset -i i=0 n=${#s[*]} \\builtin typeset -i i=0 n=${#s[*]}
while (( i < n )); do while (( i < n )); do
((# Lbafh_v = (Lbafh_v + s[i++] + 1) * 1025 )) ((# Lbafh_v = (Lbafh_v + s[i++] + 1) * 1025 ))
@@ -373,7 +376,7 @@ function Lbafh_add {
done done
} }
function Lbafh_finish { function Lbafh_finish {
\typeset -Ui t \\builtin typeset -Ui t
((# t = (((Lbafh_v >> 7) & 0x01010101) * 0x1B) ^ \ ((# t = (((Lbafh_v >> 7) & 0x01010101) * 0x1B) ^ \
((Lbafh_v << 1) & 0xFEFEFEFE) )) ((Lbafh_v << 1) & 0xFEFEFEFE) ))
@@ -385,33 +388,33 @@ function Lbafh_finish {
# strip comments (and leading/trailing whitespace if IFS is set) from # strip comments (and leading/trailing whitespace if IFS is set) from
# any file(s) given as argument, or stdin if none, and spew to stdout # any file(s) given as argument, or stdin if none, and spew to stdout
function Lstripcom { function Lstripcom {
\set -o noglob \\builtin set -o noglob
\cat "$@" | while \read _line; do \\builtin cat "$@" | while \\builtin read _line; do
_line=${_line%%#*} _line=${_line%%#*}
[[ -n $_line ]] && \builtin print -r -- $_line [[ -n $_line ]] && \\builtin print -r -- $_line
done done
} }
# toggle built-in aliases and utilities, and aliases and functions from mkshrc # toggle built-in aliases and utilities, and aliases and functions from mkshrc
function enable { function enable {
\typeset doprnt=0 mode=1 x y z rv=0 \\builtin typeset doprnt=0 mode=1 x y z rv=0
\typeset b_alias i_alias i_func nalias=0 nfunc=0 i_all \\builtin typeset b_alias i_alias i_func nalias=0 nfunc=0 i_all
\set -A b_alias \\builtin set -A b_alias
\set -A i_alias \\builtin set -A i_alias
\set -A i_func \\builtin set -A i_func
# accumulate mksh built-in aliases, in ASCIIbetical order # accumulate mksh built-in aliases, in ASCIIbetical order
i_alias[nalias]=autoload; b_alias[nalias++]='\typeset -fu' i_alias[nalias]=autoload; b_alias[nalias++]='\\builtin typeset -fu'
i_alias[nalias]=functions; b_alias[nalias++]='\typeset -f' i_alias[nalias]=functions; b_alias[nalias++]='\\builtin typeset -f'
i_alias[nalias]=hash; b_alias[nalias++]='\builtin alias -t' i_alias[nalias]=hash; b_alias[nalias++]='\\builtin alias -t'
i_alias[nalias]=history; b_alias[nalias++]='\builtin fc -l' i_alias[nalias]=history; b_alias[nalias++]='\\builtin fc -l'
i_alias[nalias]=integer; b_alias[nalias++]='\typeset -i' i_alias[nalias]=integer; b_alias[nalias++]='\\builtin typeset -i'
i_alias[nalias]=local; b_alias[nalias++]='\typeset' i_alias[nalias]=local; b_alias[nalias++]='\\builtin typeset'
i_alias[nalias]=login; b_alias[nalias++]='\exec login' i_alias[nalias]=login; b_alias[nalias++]='\\builtin exec login'
i_alias[nalias]=nameref; b_alias[nalias++]='\typeset -n' i_alias[nalias]=nameref; b_alias[nalias++]='\\builtin typeset -n'
i_alias[nalias]=nohup; b_alias[nalias++]='nohup ' i_alias[nalias]=nohup; b_alias[nalias++]='nohup '
i_alias[nalias]=r; b_alias[nalias++]='\builtin fc -e -' i_alias[nalias]=r; b_alias[nalias++]='\\builtin fc -e -'
i_alias[nalias]=type; b_alias[nalias++]='\builtin whence -v' i_alias[nalias]=type; b_alias[nalias++]='\\builtin whence -v'
# accumulate mksh built-in utilities, in definition order, even ifndef # accumulate mksh built-in utilities, in definition order, even ifndef
i_func[nfunc++]=. i_func[nfunc++]=.
@@ -419,6 +422,7 @@ function enable {
i_func[nfunc++]='[' i_func[nfunc++]='['
i_func[nfunc++]=alias i_func[nfunc++]=alias
i_func[nfunc++]=break i_func[nfunc++]=break
# \\builtin cannot, by design, be overridden
i_func[nfunc++]=builtin i_func[nfunc++]=builtin
i_func[nfunc++]=cat i_func[nfunc++]=cat
i_func[nfunc++]=cd i_func[nfunc++]=cd
@@ -437,7 +441,7 @@ function enable {
i_func[nfunc++]=jobs i_func[nfunc++]=jobs
i_func[nfunc++]=kill i_func[nfunc++]=kill
i_func[nfunc++]=let i_func[nfunc++]=let
i_func[nfunc++]='let]' i_func[nfunc++]='let]' #XXX going
i_func[nfunc++]=print i_func[nfunc++]=print
i_func[nfunc++]=pwd i_func[nfunc++]=pwd
i_func[nfunc++]=read i_func[nfunc++]=read
@@ -474,11 +478,13 @@ function enable {
i_alias[nalias]=la; b_alias[nalias++]='l -a' i_alias[nalias]=la; b_alias[nalias++]='l -a'
i_alias[nalias]=ll; b_alias[nalias++]='l -l' i_alias[nalias]=ll; b_alias[nalias++]='l -l'
i_alias[nalias]=lo; b_alias[nalias++]='l -alo' i_alias[nalias]=lo; b_alias[nalias++]='l -alo'
i_alias[nalias]=doch; b_alias[nalias++]='sudo mksh -c "$(\builtin fc -ln -1)"' i_alias[nalias]=doch; b_alias[nalias++]='sudo mksh -c "$(\\builtin fc -ln -1)"'
i_alias[nalias]=rot13; b_alias[nalias++]='tr abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ nopqrstuvwxyzabcdefghijklmNOPQRSTUVWXYZABCDEFGHIJKLM' i_alias[nalias]=rot13; b_alias[nalias++]='tr abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ nopqrstuvwxyzabcdefghijklmNOPQRSTUVWXYZABCDEFGHIJKLM'
i_alias[nalias]=cls; b_alias[nalias++]='\builtin print -n \\ec' i_alias[nalias]=cls; b_alias[nalias++]='\\builtin print -n \\ec'
# accumulate functions from dot.mkshrc, in definition order # accumulate functions from dot.mkshrc, in definition order
i_func[nfunc++]=setenv
i_func[nfunc++]=smores
i_func[nfunc++]=hd i_func[nfunc++]=hd
i_func[nfunc++]=chpwd i_func[nfunc++]=chpwd
i_func[nfunc++]=cd i_func[nfunc++]=cd
@@ -486,21 +492,19 @@ function enable {
i_func[nfunc++]=dirs i_func[nfunc++]=dirs
i_func[nfunc++]=popd i_func[nfunc++]=popd
i_func[nfunc++]=pushd i_func[nfunc++]=pushd
i_func[nfunc++]=smores
i_func[nfunc++]=Lb64decode i_func[nfunc++]=Lb64decode
i_func[nfunc++]=Lb64encode i_func[nfunc++]=Lb64encode
i_func[nfunc++]=Lbafh_init i_func[nfunc++]=Lbafh_init
i_func[nfunc++]=Lbafh_add i_func[nfunc++]=Lbafh_add
i_func[nfunc++]=Lbafh_finish i_func[nfunc++]=Lbafh_finish
i_func[nfunc++]=Lstripcom i_func[nfunc++]=Lstripcom
i_func[nfunc++]=setenv
i_func[nfunc++]=enable i_func[nfunc++]=enable
# collect all identifiers, sorted ASCIIbetically # collect all identifiers, sorted ASCIIbetically
\set -sA i_all -- "${i_alias[@]}" "${i_func[@]}" \\builtin set -sA i_all -- "${i_alias[@]}" "${i_func[@]}"
# handle options, we don't do dynamic loading # handle options, we don't do dynamic loading
while \getopts "adf:nps" x; do while \\builtin getopts "adf:nps" x; do
case $x { case $x {
(a) (a)
mode=-1 mode=-1
@@ -509,8 +513,8 @@ function enable {
# deliberately causing an error, like bash-static # deliberately causing an error, like bash-static
;| ;|
(f) (f)
\builtin print -u2 enable: dynamic loading not available \\builtin print -ru2 enable: dynamic loading not available
\return 2 \\builtin return 2
;; ;;
(n) (n)
mode=0 mode=0
@@ -519,87 +523,88 @@ function enable {
doprnt=1 doprnt=1
;; ;;
(s) (s)
\set -sA i_all -- . : break continue eval exec exit \ \\builtin set -sA i_all -- . : break continue eval \
export readonly return set shift times trap unset exec exit export readonly return set shift times \
trap unset
;; ;;
(*) (*)
\builtin print -u2 enable: usage: \ \\builtin print -ru2 enable: usage: \
"enable [-adnps] [-f filename] [name ...]" "enable [-adnps] [-f filename] [name ...]"
return 2 return 2
;; ;;
} }
done done
\shift $((OPTIND - 1)) \\builtin shift $((OPTIND - 1))
# display builtins enabled/disabled/all/special? # display builtins enabled/disabled/all/special?
if (( doprnt || ($# == 0) )); then if (( doprnt || ($# == 0) )); then
for x in "${i_all[@]}"; do for x in "${i_all[@]}"; do
y=$(\alias "$x") || y= y=$(\\builtin alias "$x") || y=
[[ $y = "$x='\\builtin whence -p $x >/dev/null || (\\builtin print mksh: $x: not found; exit 127) && \$(\\builtin whence -p $x)'" ]]; z=$? [[ $y = "$x='\\\\builtin whence -p $x >/dev/null || (\\\\builtin print -r mksh: $x: not found; \\\\builtin exit 127) && \$(\\\\builtin whence -p $x)'" ]]; z=$?
case $mode:$z { case $mode:$z {
(-1:0|0:0) (-1:0|0:0)
\print -r -- "enable -n $x" \\builtin print -r -- "enable -n $x"
;; ;;
(-1:1|1:1) (-1:1|1:1)
\print -r -- "enable $x" \\builtin print -r -- "enable $x"
;; ;;
} }
done done
\return 0 \\builtin return 0
fi fi
for x in "$@"; do for x in "$@"; do
z=0 z=0
for y in "${i_alias[@]}" "${i_func[@]}"; do for y in "${i_alias[@]}" "${i_func[@]}"; do
[[ $x = "$y" ]] || \continue [[ $x = "$y" ]] || \\builtin continue
z=1 z=1
\break \\builtin break
done done
if (( !z )); then if (( !z )); then
\builtin print -ru2 enable: "$x": not a shell builtin \\builtin print -ru2 enable: "$x": not a shell builtin
rv=1 rv=1
\continue \\builtin continue
fi fi
if (( !mode )); then if (( !mode )); then
# disable this # disable this
\alias "$x=\\builtin whence -p $x >/dev/null || (\\builtin print mksh: $x: not found; exit 127) && \$(\\builtin whence -p $x)" \\builtin alias "$x=\\\\builtin whence -p $x >/dev/null || (\\\\builtin print -r mksh: $x: not found; \\\\builtin exit 127) && \$(\\\\builtin whence -p $x)"
else else
# find out if this is an alias or not, first # find out if this is an alias or not, first
z=0 z=0
y=-1 y=-1
while (( ++y < nalias )); do while (( ++y < nalias )); do
[[ $x = "${i_alias[y]}" ]] || \continue [[ $x = "${i_alias[y]}" ]] || \\builtin continue
z=1 z=1
\break \\builtin break
done done
if (( z )); then if (( z )); then
# re-enable the original alias body # re-enable the original alias body
\alias "$x=${b_alias[y]}" \\builtin alias "$x=${b_alias[y]}"
else else
# re-enable the original utility/function # re-enable the original utility/function
\unalias "$x" \\builtin unalias "$x"
fi fi
fi fi
done done
\return $rv \\builtin return $rv
} }
\: place customisations below this line \: place customisations below this line
[[ $PATH = *\;?:\\* ]] || for p in ~/.etc/bin ~/bin; do [[ $PATH = *\;?:\\* ]] || for p in ~/.etc/bin ~/bin; do
[[ -d $p/. ]] || \continue [[ -d $p/. ]] || \\builtin continue
[[ :$PATH: = *:$p:* ]] || PATH=$p:$PATH [[ :$PATH: = *:$p:* ]] || PATH=$p:$PATH
done done
\export SHELL=$MKSH MANWIDTH=80 LESSHISTFILE=- \\builtin export SHELL=$MKSH MANWIDTH=80 LESSHISTFILE=-
\alias cls='\builtin print -n \\ec' \\builtin alias cls='\\builtin print -n \\ec'
#\unset LANGUAGE LC_ADDRESS LC_ALL LC_COLLATE LC_IDENTIFICATION LC_MONETARY \ #\\builtin unset LANGUAGE LC_ADDRESS LC_ALL LC_COLLATE LC_IDENTIFICATION LC_MONETARY \
# LC_NAME LC_NUMERIC LC_TELEPHONE LC_TIME # LC_NAME LC_NUMERIC LC_TELEPHONE LC_TIME
#p=en_GB.UTF-8 #p=en_GB.UTF-8
#\export LANG=C LC_CTYPE=$p LC_MEASUREMENT=$p LC_MESSAGES=$p LC_PAPER=$p #\\builtin export LANG=C LC_CTYPE=$p LC_MEASUREMENT=$p LC_MESSAGES=$p LC_PAPER=$p
#\set -U #\\builtin set -U
\unset p \\builtin unset p
\: place customisations above this line \: place customisations above this line

22
main.c
View File

@@ -34,7 +34,7 @@
#include <locale.h> #include <locale.h>
#endif #endif
__RCSID("$MirOS: src/bin/mksh/main.c,v 1.324 2017/03/11 23:22:36 tg Exp $"); __RCSID("$MirOS: src/bin/mksh/main.c,v 1.325 2017/03/19 20:36:07 tg Exp $");
extern char **environ; extern char **environ;
@@ -71,18 +71,18 @@ static const char *initcoms[] = {
Ttypeset, "-x", "HOME", TPATH, TSHELL, NULL, Ttypeset, "-x", "HOME", TPATH, TSHELL, NULL,
Ttypeset, "-i10", "COLUMNS", "LINES", "SECONDS", "TMOUT", NULL, Ttypeset, "-i10", "COLUMNS", "LINES", "SECONDS", "TMOUT", NULL,
Talias, Talias,
"integer=\\typeset -i", "integer=\\\\builtin typeset -i",
"local=\\typeset", "local=\\\\builtin typeset",
/* not "alias -t --": hash -r needs to work */ /* not "alias -t --": hash -r needs to work */
"hash=\\builtin alias -t", "hash=\\\\builtin alias -t",
"type=\\builtin whence -v", "type=\\\\builtin whence -v",
"autoload=\\typeset -fu", "autoload=\\\\builtin typeset -fu",
"functions=\\typeset -f", "functions=\\\\builtin typeset -f",
"history=\\builtin fc -l", "history=\\\\builtin fc -l",
"nameref=\\typeset -n", "nameref=\\\\builtin typeset -n",
"nohup=nohup ", "nohup=nohup ",
"r=\\builtin fc -e -", "r=\\\\builtin fc -e -",
"login=\\exec login", "login=\\\\builtin exec login",
NULL, NULL,
/* this is what AT&T ksh seems to track, with the addition of emacs */ /* this is what AT&T ksh seems to track, with the addition of emacs */
Talias, "-tU", Talias, "-tU",

22
mksh.1
View File

@@ -1,4 +1,4 @@
.\" $MirOS: src/bin/mksh/mksh.1,v 1.431 2017/03/19 18:05:29 tg Exp $ .\" $MirOS: src/bin/mksh/mksh.1,v 1.432 2017/03/19 20:36:08 tg Exp $
.\" $OpenBSD: ksh.1,v 1.160 2015/07/04 13:27:04 feinerer Exp $ .\" $OpenBSD: ksh.1,v 1.160 2015/07/04 13:27:04 feinerer Exp $
.\"- .\"-
.\" Copyright © 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, .\" Copyright © 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009,
@@ -1137,17 +1137,17 @@ also by newline) may be one same parse tree.
.Pp .Pp
The following command aliases are defined automatically by the shell: The following command aliases are defined automatically by the shell:
.Bd -literal -offset indent .Bd -literal -offset indent
autoload=\*(aq\etypeset \-fu\*(aq autoload=\*(aq\e\ebuiltin typeset \-fu\*(aq
functions=\*(aq\etypeset \-f\*(aq functions=\*(aq\e\ebuiltin typeset \-f\*(aq
hash=\*(aq\ebuiltin alias \-t\*(aq hash=\*(aq\e\ebuiltin alias \-t\*(aq
history=\*(aq\ebuiltin fc \-l\*(aq history=\*(aq\e\ebuiltin fc \-l\*(aq
integer=\*(aq\etypeset \-i\*(aq integer=\*(aq\e\ebuiltin typeset \-i\*(aq
local=\*(aq\etypeset\*(aq local=\*(aq\e\ebuiltin typeset\*(aq
login=\*(aq\eexec login\*(aq login=\*(aq\e\ebuiltin exec login\*(aq
nameref=\*(aq\etypeset \-n\*(aq nameref=\*(aq\e\ebuiltin typeset \-n\*(aq
nohup=\*(aqnohup \*(aq nohup=\*(aqnohup \*(aq
r=\*(aq\ebuiltin fc \-e \-\*(aq r=\*(aq\e\ebuiltin fc \-e \-\*(aq
type=\*(aq\ebuiltin whence \-v\*(aq type=\*(aq\e\ebuiltin whence \-v\*(aq
.Ed .Ed
.Pp .Pp
Tracked aliases allow the shell to remember where it found a particular Tracked aliases allow the shell to remember where it found a particular