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ble.pp
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ble.pp
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#!/bin/bash
#%$> out/ble.sh
#%[release = 0]
#%[measure_load_time = 0]
#%[debug_keylogger = 1]
#%#----------------------------------------------------------------------------
#%define inc
#%%[guard_name = "@_included".replace("[^_a-zA-Z0-9]", "_")]
#%%expand
#%%%if $"guard_name" != 1
#%%%%[$"guard_name" = 1]
###############################################################################
# Included from @.sh
#%%%%if measure_load_time
time {
echo @.sh >&2
#%%%%%include @.sh
}
#%%%%else
#%%%%%include @.sh
#%%%%end
#%%%end
#%%end.i
#%end
#%#----------------------------------------------------------------------------
# ble.sh -- Bash Line Editor (https://github.com/akinomyoga/ble.sh)
#
# Bash configuration designed to be sourced in interactive bash sessions.
#
# Copyright: 2013, 2015-2019, Koichi Murase <myoga.murase@gmail.com>
#
#%if measure_load_time
echo "ble.sh: $EPOCHREALTIME load start" >&2
time {
# load_time (2015-12-03)
# core 12ms
# decode 10ms
# color 2ms
# edit 9ms
# syntax 5ms
# ble-initialize 14ms
time {
echo prologue >&2
#%end
#------------------------------------------------------------------------------
# check --help or --version
{
#%$ echo "_ble_init_version=$FULLVER+$(git show -s --format=%h)"
_ble_init_exit=
_ble_init_test=
for _ble_init_arg; do
case $_ble_init_arg in
--version)
_ble_init_exit=1
echo "ble.sh -- Bash Line Editor (ble-$_ble_init_version)" ;;
--help)
_ble_init_exit=1
printf '%s\n' \
"# ble.sh -- Bash Line Editor (ble-$_ble_init_version)" \
'usage: source ble.sh [OPTION...]' \
'' \
'OPTION' \
'' \
' --help' \
' Show this help' \
' --version' \
' Show version' \
'' \
' --rcfile=BLERC' \
' --init-file=BLERC' \
' Specify the ble init file. The default is ~/.blerc.' \
'' \
' --attach=ATTACH' \
' --noattach' \
' The option "--attach" selects the strategy of "ble-attach" from the' \
' list: ATTACH = "attach" | "prompt" | "none". The default strategy is' \
' "prompt". The option "--noattach" is a synonym for "--attach=none".' \
'' \
' --noinputrc' \
' Do not read inputrc settings for ble.sh' \
'' \
' --keep-rlvars' \
' Do not change readline settings for ble.sh' \
'' \
' --debug-bash-output' \
' Internal settings for debugging' \
'' ;;
--test)
_ble_init_test=1 ;;
esac
done
if [ -n "$_ble_init_exit" ]; then
unset _ble_init_version
unset _ble_init_arg
unset _ble_init_exit
unset _ble_init_test
return 1 2>/dev/null || exit 1
fi
} 2>/dev/null # set -x 対策 #D0930
#------------------------------------------------------------------------------
# check shell
if [ -z "${BASH_VERSION-}" ]; then
echo "ble.sh: This shell is not Bash. Please use this script with Bash." >&3
return 1 2>/dev/null || exit 1
fi 3>&2 >/dev/null 2>&1 # set -x 対策 #D0930
if [ -z "${BASH_VERSINFO-}" ] || [ "${BASH_VERSINFO-0}" -lt 3 ]; then
echo "ble.sh: Bash with a version under 3.0 is not supported." >&3
return 1 2>/dev/null || exit 1
fi 3>&2 >/dev/null 2>&1 # set -x 対策 #D0930
if [[ $- != *i* && ! $_ble_init_test ]]; then
{ ((${#BASH_SOURCE[@]})) && [[ ${BASH_SOURCE[${#BASH_SOURCE[@]}-1]} == *bashrc ]]; } ||
builtin echo "ble.sh: This is not an interactive session." >&3
return 1 2>/dev/null || builtin exit 1
fi 3>&2 &>/dev/null # set -x 対策 #D0930
{
## @var _ble_bash_POSIXLY_CORRECT_adjusted
## 現在 POSIXLY_CORRECT 状態を待避した状態かどうかを保持します。
## @var _ble_bash_POSIXLY_CORRECT_set
## 待避した POSIXLY_CORRECT の設定・非設定状態を保持します。
## @var _ble_bash_POSIXLY_CORRECT_set
## 待避した POSIXLY_CORRECT の値を保持します。
_ble_bash_POSIXLY_CORRECT_adjusted=1
_ble_bash_POSIXLY_CORRECT_set=${POSIXLY_CORRECT+set}
_ble_bash_POSIXLY_CORRECT=${POSIXLY_CORRECT-}
POSIXLY_CORRECT=y
# 暫定対策 expand_aliases (ble/base/adjust-bash-options を呼び出す迄の暫定)
_ble_bash_expand_aliases=
\shopt -q expand_aliases &&
_ble_bash_expand_aliases=1 &&
\shopt -u expand_aliases || ((1))
# 対策 FUNCNEST
_ble_bash_FUNCNEST_adjusted=
_ble_bash_FUNCNEST=
_ble_bash_FUNCNEST_adjust='
if [[ ! $_ble_bash_FUNCNEST_adjusted ]]; then
_ble_bash_FUNCNEST_adjusted=1
_ble_bash_FUNCNEST=$FUNCNEST FUNCNEST=
fi 2>/dev/null'
_ble_bash_FUNCNEST_restore='
if [[ $_ble_bash_FUNCNEST_adjusted ]]; then
_ble_bash_FUNCNEST_adjusted=
FUNCNEST=$_ble_bash_FUNCNEST
fi 2>/dev/null'
\builtin eval -- "$_ble_bash_FUNCNEST_adjust"
\builtin unset -v POSIXLY_CORRECT
} 2>/dev/null
function ble/base/workaround-POSIXLY_CORRECT {
# This function will be overwritten by ble-decode
true
}
function ble/base/unset-POSIXLY_CORRECT {
if [[ ${POSIXLY_CORRECT+set} ]]; then
builtin unset -v POSIXLY_CORRECT
ble/base/workaround-POSIXLY_CORRECT
fi
}
function ble/base/adjust-POSIXLY_CORRECT {
if [[ $_ble_bash_POSIXLY_CORRECT_adjusted ]]; then return 0; fi # Note: set -e 対策
_ble_bash_POSIXLY_CORRECT_adjusted=1
_ble_bash_POSIXLY_CORRECT_set=${POSIXLY_CORRECT+set}
_ble_bash_POSIXLY_CORRECT=${POSIXLY_CORRECT-}
if [[ $_ble_bash_POSIXLY_CORRECT_set ]]; then
builtin unset -v POSIXLY_CORRECT
fi
# ユーザが触ったかもしれないので何れにしても workaround を呼び出す。
ble/base/workaround-POSIXLY_CORRECT
}
function ble/base/restore-POSIXLY_CORRECT {
if [[ ! $_ble_bash_POSIXLY_CORRECT_adjusted ]]; then return 0; fi # Note: set -e の為 || は駄目
_ble_bash_POSIXLY_CORRECT_adjusted=
if [[ $_ble_bash_POSIXLY_CORRECT_set ]]; then
POSIXLY_CORRECT=$_ble_bash_POSIXLY_CORRECT
else
ble/base/unset-POSIXLY_CORRECT
fi
}
function ble/base/is-POSIXLY_CORRECT {
if [[ $_ble_bash_POSIXLY_CORRECT_adjusted ]]; then
[[ $_ble_bash_POSIXLY_CORRECT_set ]]
else
[[ ${POSIXLY_CORRECT+set} ]]
fi
}
_ble_bash_builtins_adjusted=
_ble_bash_builtins_save=
function ble/base/adjust-builtin-wrappers/.assign {
if [[ $_ble_util_assign_base ]]; then
builtin eval -- "$1" >| "$_ble_util_assign_base.adjust-builtin"
IFS= builtin read -r -d '' defs < "$_ble_util_assign_base.adjust-builtin"
else
defs=$(builtin eval -- "$1")
fi || ((1))
}
function ble/base/adjust-builtin-wrappers-1 {
# Note: 何故か local POSIXLY_CORRECT の効果が
# builtin unset -v POSIXLY_CORRECT しても残存するので関数に入れる。
# Note: set -o posix にしても read, type, builtin, local 等は上書き
# された儘なので難しい。unset -f builtin さえすれば色々動く様になる
# ので builtin は unset -f builtin してしまう。
# return 0
unset -f builtin
builtin local POSIXLY_CORRECT=y builtins1 keywords1
builtins1=(builtin unset enable unalias return break continue declare local typeset readonly eval exec)
keywords1=(if then elif else case esac while until for select do done '{' '}' '[[' function)
if [[ ! $_ble_bash_builtins_adjusted ]]; then
_ble_bash_builtins_adjusted=1
builtin local defs
ble/base/adjust-builtin-wrappers/.assign '
\builtin declare -f "${builtins1[@]}"
\builtin alias "${builtins1[@]}" "${keywords1[@]}"'
_ble_bash_builtins_save=$defs
fi
builtin unset -f "${builtins1[@]}"
builtin unalias "${builtins1[@]}" "${keywords1[@]}"
ble/base/unset-POSIXLY_CORRECT
} 2>/dev/null
function ble/base/adjust-builtin-wrappers-2 {
# Workaround (bash-3.0..4.3) #D0722
#
# builtin unset -v POSIXLY_CORRECT でないと unset -f : できないが、
# bash-3.0 -- 4.3 のバグで、local POSIXLY_CORRECT の時、
# builtin unset -v POSIXLY_CORRECT しても POSIXLY_CORRECT が有効であると判断されるので、
# "unset -f :" (非POSIX関数名) は別関数で adjust-POSIXLY_CORRECT の後で実行することにする。
# function :, alias : の保存
local defs
ble/base/adjust-builtin-wrappers/.assign 'LC_ALL= LC_MESSAGES=C builtin type :; alias :'
defs=${defs#$': is a function\n'}
_ble_bash_builtins_save=$_ble_bash_builtins_save$'\n'$defs
builtin unset -f :
builtin unalias :
} 2>/dev/null
function ble/base/restore-builtin-wrappers {
if [[ $_ble_bash_builtins_adjusted ]]; then
_ble_bash_builtins_adjusted=
builtin eval -- "$_ble_bash_builtins_save"
fi
}
{
ble/base/adjust-builtin-wrappers-1
ble/base/adjust-builtin-wrappers-2
} 2>/dev/null # set -x 対策
function ble/base/adjust-bash-options {
[[ $_ble_bash_options_adjusted ]] && return 1 || ((1))
_ble_bash_options_adjusted=1
# Note: set -e 対策が最初でないと && chaining で失敗する
_ble_bash_sete=; [[ -o errexit ]] && _ble_bash_sete=1 && set +e
_ble_bash_setx=; [[ -o xtrace ]] && _ble_bash_setx=1 && set +x
_ble_bash_setv=; [[ -o verbose ]] && _ble_bash_setv=1 && set +v
_ble_bash_setu=; [[ -o nounset ]] && _ble_bash_setu=1 && set +u
# Note: nocasematch は bash-3.0 以上
_ble_bash_nocasematch=
shopt -q nocasematch 2>/dev/null &&
_ble_bash_nocasematch=1 && shopt -u nocasematch
_ble_bash_expand_aliases=
shopt -q expand_aliases 2>/dev/null &&
_ble_bash_expand_aliases=1 && shopt -u expand_aliases
} 2>/dev/null # set -x 対策 #D0930
function ble/base/restore-bash-options {
[[ $_ble_bash_options_adjusted ]] || return 1
_ble_bash_options_adjusted=
[[ $_ble_bash_expand_aliases ]] && shopt -s expand_aliases
[[ $_ble_bash_nocasematch ]] && shopt -s nocasematch
[[ $_ble_bash_setu && ! -o nounset ]] && set -u
[[ $_ble_bash_setv && ! -o verbose ]] && set -v
[[ $_ble_bash_setx && ! -o xtrace ]] && set -x
[[ $_ble_bash_sete && ! -o errexit ]] && set -e # set -e は最後
} 2>/dev/null # set -x 対策 #D0930
function ble/base/reinforce-bash-options {
# bind -x が終わる度に設定が復元されてしまうので毎回設定し直す。
shopt -u expand_aliases
}
{
# 対策 expand_aliases (暫定) 終了
[[ $_ble_bash_expand_aliases ]] && shopt -s expand_aliases || ((1))
ble/base/adjust-bash-options
} &>/dev/null # set -x 対策 #D0930
builtin bind &>/dev/null # force to load .inputrc
if [[ ! -o emacs && ! -o vi && ! $_ble_init_test ]]; then
builtin echo "ble.sh: ble.sh is not intended to be used with the line-editing mode disabled (--noediting)." >&2
ble/base/restore-bash-options
ble/base/restore-builtin-wrappers
ble/base/restore-POSIXLY_CORRECT
builtin eval -- "$_ble_bash_FUNCNEST_restore"
return 1
fi
if shopt -q restricted_shell; then
builtin echo "ble.sh: ble.sh is not intended to be used in restricted shells (--restricted)." >&2
ble/base/restore-bash-options
ble/base/restore-builtin-wrappers
ble/base/restore-POSIXLY_CORRECT
builtin eval -- "$_ble_bash_FUNCNEST_restore"
return 1
fi
if [[ ${BASH_EXECUTION_STRING+set} ]]; then
# builtin echo "ble.sh: ble.sh will not be activated for Bash started with '-c' option." >&2
ble/base/restore-bash-options
ble/base/restore-builtin-wrappers
ble/base/restore-POSIXLY_CORRECT
builtin eval -- "$_ble_bash_FUNCNEST_restore"
return 1 2>/dev/null || builtin exit 1
fi
_ble_init_original_IFS_set=${IFS+set}
_ble_init_original_IFS=$IFS
IFS=$' \t\n'
if [[ $_ble_base ]]; then
if ! ble/base/unload-for-reload; then
builtin echo "ble.sh: an old version of ble.sh seems to be already loaded." >&2
ble/base/restore-bash-options
ble/base/restore-builtin-wrappers
ble/base/restore-POSIXLY_CORRECT
builtin eval -- "$_ble_bash_FUNCNEST_restore"
return 1
fi
fi
#------------------------------------------------------------------------------
# Initialize version information
_ble_bash=$((BASH_VERSINFO[0]*10000+BASH_VERSINFO[1]*100+BASH_VERSINFO[2]))
_ble_bash_loaded_in_function=0
[[ ${FUNCNAME+set} ]] && _ble_bash_loaded_in_function=1
_ble_version=0
BLE_VERSION=$_ble_init_version
function ble/base/initialize-version-information {
local version=$BLE_VERSION
local hash=
if [[ $version == *+* ]]; then
hash=${version#*+}
version=${version%%+*}
fi
local status=release
if [[ $version == *-* ]]; then
status=${version#*-}
version=${version%%-*}
fi
local major=${version%%.*}; version=${version#*.}
local minor=${version%%.*}; version=${version#*.}
local patch=${version%%.*}
BLE_VERSINFO=("$major" "$minor" "$patch" "$hash" "$status" noarch)
((_ble_version=major*10000+minor*100+patch))
}
ble/base/initialize-version-information
#------------------------------------------------------------------------------
# check environment
# will be overwritten by src/util.sh
function ble/util/assign { builtin eval "$1=\$(builtin eval -- \"\$2\")"; }
function ble/util/put { builtin printf '%s' "$1"; }
function ble/util/print { builtin printf '%s\n' "$1"; }
function ble/util/print-lines { builtin printf '%s\n' "$@"; }
# ble/bin
## @fn ble/bin/.default-utility-path commands...
## 取り敢えず ble/bin/* からコマンドを呼び出せる様にします。
function ble/bin/.default-utility-path {
local cmd
for cmd; do
builtin eval "function ble/bin/$cmd { command $cmd \"\$@\"; }"
done
}
## @fn ble/bin/.freeze-utility-path commands...
## PATH が破壊された後でも ble が動作を続けられる様に、
## 現在の PATH で基本コマンドのパスを固定して ble/bin/* から使える様にする。
##
## 実装に ble/util/assign を使用しているので ble-core 初期化後に実行する必要がある。
##
function ble/bin/.freeze-utility-path {
local cmd path q=\' Q="'\''" fail=
for cmd; do
ble/bin#has "ble/bin/.frozen:$cmd" && continue
if ble/util/assign path "builtin type -P -- $cmd 2>/dev/null" && [[ $path ]]; then
builtin eval "function ble/bin/$cmd { '${path//$q/$Q}' \"\$@\"; }"
else
fail=1
fi
done
((!fail))
}
if ((_ble_bash>=40000)); then
function ble/bin#has { type "$@" &>/dev/null; }
else
function ble/bin#has {
local cmd
for cmd; do type "$cmd" || return 1; done &>/dev/null
return 0
}
fi
# POSIX utilities
_ble_init_posix_command_list=(sed date rm mkdir mkfifo sleep stty tty sort awk chmod grep cat wc mv sh od cp)
function ble/.check-environment {
if ! ble/bin#has "${_ble_init_posix_command_list[@]}"; then
local cmd commandMissing=
for cmd in "${_ble_init_posix_command_list[@]}"; do
if ! type "$cmd" &>/dev/null; then
commandMissing="$commandMissing\`$cmd', "
fi
done
ble/util/print "ble.sh: Insane environment: The command(s), ${commandMissing}not found. Check your environment variable PATH." >&2
# try to fix PATH
local default_path=$(command -p getconf PATH 2>/dev/null)
[[ $default_path ]] || return 1
local original_path=$PATH
export PATH=${default_path}${PATH:+:}${PATH}
[[ :$PATH: == *:/bin:* ]] || PATH=/bin${PATH:+:}$PATH
[[ :$PATH: == *:/usr/bin:* ]] || PATH=/usr/bin${PATH:+:}$PATH
if ! ble/bin#has "${_ble_init_posix_command_list[@]}"; then
PATH=$original_path
return 1
fi
ble/util/print "ble.sh: modified PATH=${PATH::${#PATH}-${#original_path}}\$PATH" >&2
fi
if [[ ! $USER ]]; then
ble/util/print "ble.sh: Insane environment: \$USER is empty." >&2
if type id &>/dev/null; then
export USER=$(id -un)
ble/util/print "ble.sh: modified USER=$USER" >&2
fi
fi
# 暫定的な ble/bin/$cmd 設定
ble/bin/.default-utility-path "${_ble_init_posix_command_list[@]}"
return 0
}
if ! ble/.check-environment; then
_ble_bash=
return 1
fi
# src/util で awk を使う
function ble/bin/awk {
local path q=\' Q="'\''"
if [[ $OSTYPE == solaris* ]] && type /usr/xpg4/bin/awk >/dev/null; then
# Solaris の既定の awk は全然駄目なので /usr/xpg4 以下の awk を使う。
function ble/bin/awk { /usr/xpg4/bin/awk -v AWKTYPE=xpg4 "$@"; }
elif ble/util/assign path "builtin type -P -- nawk 2>/dev/null" && [[ $path ]]; then
builtin eval "function ble/bin/awk { '${path//$q/$Q}' -v AWKTYPE=nawk \"\$@\"; }"
elif ble/util/assign path "builtin type -P -- mawk 2>/dev/null" && [[ $path ]]; then
builtin eval "function ble/bin/awk { '${path//$q/$Q}' -v AWKTYPE=mawk \"\$@\"; }"
elif ble/util/assign path "builtin type -P -- gawk 2>/dev/null" && [[ $path ]]; then
builtin eval "function ble/bin/awk { '${path//$q/$Q}' -v AWKTYPE=gawk \"\$@\"; }"
elif ble/util/assign path "builtin type -P -- awk 2>/dev/null" && [[ $path ]]; then
local version type
ble/util/assign version '"$path" --version 2>&1'
if [[ $version == *'GNU Awk'* ]]; then
type=gawk
elif [[ $version == *mawk* ]]; then
type=mawk
elif [[ $version == 'awk version '[12][0-9][0-9][0-9][01][0-9][0-3][0-9] ]]; then
type=nawk
else
type=unknown
fi
builtin eval "function ble/bin/awk { '${path//$q/$Q}' -v AWKTYPE=$type \"\$@\"; }"
else
return 1
fi
ble/bin/awk "$@"
}
# Do not overwrite by .freeze-utility-path
function ble/bin/.frozen:awk { :; }
_ble_bin_awk_supports_null_RS=
function ble/bin/awk.supports-null-record-separator {
if [[ ! $_ble_bin_awk_supports_null_RS ]]; then
local count=0 awk_script='BEGIN { RS = "\0"; } { count++; } END { print count; }'
ble/util/assign count 'printf "a\0b\0" | ble/bin/awk "$awk_script" '
if ((count==2)); then
_ble_bin_awk_supports_null_RS=yes
else
_ble_bin_awk_supports_null_RS=no
fi
fi
[[ $_ble_bin_awk_supports_null_RS == yes ]]
}
#------------------------------------------------------------------------------
# readlink -f (taken from akinomyoga/mshex.git)
## @fn ble/util/readlink path
## @var[out] ret
function ble/util/readlink {
ret=
local path=$1
case "$OSTYPE" in
(cygwin|msys|linux-gnu)
# 少なくとも cygwin, GNU/Linux では readlink -f が使える
ble/util/assign ret 'PATH=/bin:/usr/bin readlink -f "$path"' ;;
(darwin*|*)
# Mac OSX には readlink -f がない。
local PWD=$PWD OLDPWD=$OLDPWD
while [[ -h $path ]]; do
local link; ble/util/assign link 'PATH=/bin:/usr/bin readlink "$path" 2>/dev/null || true'
[[ $link ]] || break
if [[ $link = /* || $path != */* ]]; then
# * $link ~ 絶対パス の時
# * $link ~ 相対パス かつ ( $path が現在のディレクトリにある ) の時
path=$link
else
local dir=${path%/*}
path=${dir%/}/$link
fi
done
ret=$path ;;
esac
}
_ble_bash_path=
function ble/bin/.load-builtin {
local name=$1 path=$2
if [[ ! $_ble_bash_path ]]; then
local ret; ble/util/readlink "$BASH"
_ble_bash_path=$ret
fi
if [[ ! $path ]]; then
local bash_prefix=${ret%/*/*}
path=$bash_prefix/lib/bash/$name
[[ -s $path ]] || return 1
fi
if (enable -f "$path" "$name") &>/dev/null; then
enable -f "$path" "$name"
builtin eval -- "function ble/bin/$name { builtin $name \"\$@\"; }"
return 0
else
return 1
fi
}
# ble/bin/.load-builtin mkdir
# ble/bin/.load-builtin mkfifo
# ble/bin/.load-builtin rm
function ble/base/.create-user-directory {
local var=$1 dir=$2
if [[ ! -d $dir ]]; then
# dangling symlinks are silently removed
[[ ! -e $dir && -h $dir ]] && ble/bin/rm -f "$dir"
if [[ -e $dir || -h $dir ]]; then
ble/util/print "ble.sh: cannot create a directory '$dir' since there is already a file." >&2
return 1
fi
if ! (umask 077; ble/bin/mkdir -p "$dir" && [[ -O $dir ]]); then
ble/util/print "ble.sh: failed to create a directory '$dir'." >&2
return 1
fi
elif ! [[ -r $dir && -w $dir && -x $dir ]]; then
ble/util/print "ble.sh: permission of '$tmpdir' is not correct." >&2
return 1
elif [[ ! -O $dir ]]; then
ble/util/print "ble.sh: owner of '$tmpdir' is not correct." >&2
return 1
fi
builtin eval "$var=\$dir"
}
##
## @var _ble_base
##
## ble.sh のインストール先ディレクトリ。
## 読み込んだ ble.sh の実体があるディレクトリとして解決される。
##
function ble/base/initialize-base-directory {
local src=$1
local defaultDir=$2
# resolve symlink
if [[ -h $src ]] && type -t readlink &>/dev/null; then
local ret; ble/util/readlink "$src"; src=$ret
fi
if [[ -s $src && $src != */* ]]; then
_ble_base=$PWD
elif [[ $src == */* ]]; then
local dir=${src%/*}
if [[ ! $dir ]]; then
_ble_base=/
elif [[ $dir != /* ]]; then
_ble_base=$PWD/$dir
else
_ble_base=$dir
fi
else
_ble_base=${defaultDir:-$HOME/.local/share/blesh}
fi
[[ -d $_ble_base ]]
}
if ! ble/base/initialize-base-directory "${BASH_SOURCE[0]}"; then
ble/util/print "ble.sh: ble base directory not found!" 1>&2
builtin unset -v _ble_bash BLE_VERSION BLE_VERSINFO
return 1
fi
##
## @var _ble_base_run
##
## 実行時の一時ファイルを格納するディレクトリ。以下の手順で決定する。
##
## 1. ${XDG_RUNTIME_DIR:=/run/user/$UID} が存在すればその下に blesh を作成して使う。
## 2. /tmp/blesh/$UID を作成可能ならば、それを使う。
## 3. $_ble_base/tmp/$UID を使う。
##
function ble/base/initialize-runtime-directory/.xdg {
local runtime_dir=${XDG_RUNTIME_DIR:-/run/user/$UID}
if [[ ! -d $runtime_dir ]]; then
[[ $XDG_RUNTIME_DIR ]] &&
ble/util/print "ble.sh: XDG_RUNTIME_DIR='$XDG_RUNTIME_DIR' is not a directory." >&2
return 1
fi
if ! [[ -r $runtime_dir && -w $runtime_dir && -x $runtime_dir ]]; then
[[ $XDG_RUNTIME_DIR ]] &&
ble/util/print "ble.sh: XDG_RUNTIME_DIR='$XDG_RUNTIME_DIR' doesn't have a proper permission." >&2
return 1
fi
ble/base/.create-user-directory _ble_base_run "$runtime_dir/blesh"
}
function ble/base/initialize-runtime-directory/.tmp {
[[ -r /tmp && -w /tmp && -x /tmp ]] || return 1
local tmp_dir=/tmp/blesh
if [[ ! -d $tmp_dir ]]; then
[[ ! -e $tmp_dir && -h $tmp_dir ]] && ble/bin/rm -f "$tmp_dir"
if [[ -e $tmp_dir || -h $tmp_dir ]]; then
ble/util/print "ble.sh: cannot create a directory '$tmp_dir' since there is already a file." >&2
return 1
fi
ble/bin/mkdir -p "$tmp_dir" || return 1
ble/bin/chmod a+rwxt "$tmp_dir" || return 1
elif ! [[ -r $tmp_dir && -w $tmp_dir && -x $tmp_dir ]]; then
ble/util/print "ble.sh: permission of '$tmp_dir' is not correct." >&2
return 1
fi
ble/base/.create-user-directory _ble_base_run "$tmp_dir/$UID"
}
function ble/base/initialize-runtime-directory {
ble/base/initialize-runtime-directory/.xdg && return 0
ble/base/initialize-runtime-directory/.tmp && return 0
# fallback
local tmp_dir=$_ble_base/run
if [[ ! -d $tmp_dir ]]; then
ble/bin/mkdir -p "$tmp_dir" || return 1
ble/bin/chmod a+rwxt "$tmp_dir" || return 1
fi
ble/base/.create-user-directory _ble_base_run "$tmp_dir/${USER:-$UID}@$HOSTNAME"
}
if ! ble/base/initialize-runtime-directory; then
ble/util/print "ble.sh: failed to initialize \$_ble_base_run." 1>&2
builtin unset -v _ble_bash BLE_VERSION BLE_VERSINFO
return 1
fi
# ロード時刻の記録 (ble-update で使う為)
: >| "$_ble_base_run/$$.load"
function ble/base/clean-up-runtime-directory {
local file pid mark removed
mark=() removed=()
for file in "$_ble_base_run"/[1-9]*.*; do
[[ -e $file ]] || continue
pid=${file##*/}; pid=${pid%%.*}
[[ ${mark[pid]} ]] && continue
mark[pid]=1
if ! builtin kill -0 "$pid" &>/dev/null; then
removed=("${removed[@]}" "$_ble_base_run/$pid."*)
fi
done
((${#removed[@]})) && ble/bin/rm -rf "${removed[@]}"
}
# initialization time = 9ms (for 70 files)
if shopt -q failglob &>/dev/null; then
shopt -u failglob
ble/base/clean-up-runtime-directory
shopt -s failglob
else
ble/base/clean-up-runtime-directory
fi
##
## @var _ble_base_cache
##
## 環境毎の初期化ファイルを格納するディレクトリ。以下の手順で決定する。
##
## 1. ${XDG_CACHE_HOME:=$HOME/.cache} が存在すればその下に blesh を作成して使う。
## 2. $_ble_base/cache.d/$UID を使う。
##
function ble/base/initialize-cache-directory/.xdg {
[[ $_ble_base != */out ]] || return 1
local cache_dir=${XDG_CACHE_HOME:-$HOME/.cache}
if [[ ! -d $cache_dir ]]; then
[[ $XDG_CACHE_HOME ]] &&
ble/util/print "ble.sh: XDG_CACHE_HOME='$XDG_CACHE_HOME' is not a directory." >&2
return 1
fi
if ! [[ -r $cache_dir && -w $cache_dir && -x $cache_dir ]]; then
[[ $XDG_CACHE_HOME ]] &&
ble/util/print "ble.sh: XDG_CACHE_HOME='$XDG_CACHE_HOME' doesn't have a proper permission." >&2
return 1
fi
local ver=${BLE_VERSINFO[0]}.${BLE_VERSINFO[1]}
ble/base/.create-user-directory _ble_base_cache "$cache_dir/blesh/$ver"
}
function ble/base/initialize-cache-directory {
ble/base/initialize-cache-directory/.xdg && return 0
# fallback
local cache_dir=$_ble_base/cache.d
if [[ ! -d $cache_dir ]]; then
ble/bin/mkdir -p "$cache_dir" || return 1
ble/bin/chmod a+rwxt "$cache_dir" || return 1
# relocate an old cache directory if any
local old_cache_dir=$_ble_base/cache
if [[ -d $old_cache_dir && ! -h $old_cache_dir ]]; then
mv "$old_cache_dir" "$cache_dir/$UID"
ln -s "$cache_dir/$UID" "$old_cache_dir"
fi
fi
ble/base/.create-user-directory _ble_base_cache "$cache_dir/$UID"
}
if ! ble/base/initialize-cache-directory; then
ble/util/print "ble.sh: failed to initialize \$_ble_base_cache." 1>&2
builtin unset -v _ble_bash BLE_VERSION BLE_VERSINFO
return 1
fi
function ble/base/print-usage-for-no-argument-command {
local name=${FUNCNAME[1]} desc=$1; shift
ble/util/print-lines \
"usage: $name" \
"$desc" >&2
[[ $1 != --help ]] && return 2
return 0
}
function ble-reload { source "$_ble_base/ble.sh"; }
#%$ pwd=$(pwd) q=\' Q="'\''" bash -c 'echo "_ble_base_repository=$q${pwd//$q/$Q}$q"'
#%$ echo "_ble_base_branch=$(git rev-parse --abbrev-ref HEAD)"
function ble-update {
if (($#)); then
ble/base/print-usage-for-no-argument-command 'Update and reload ble.sh.' "$@"
return "$?"
fi
# check make
local MAKE=
if type gmake &>/dev/null; then
MAKE=gmake
elif type make &>/dev/null && make --version 2>&1 | ble/bin/grep -qiF 'GNU Make'; then
MAKE=make
else
ble/util/print "ble-update: GNU Make is not available." >&2
return 1
fi
# check git, gawk
if ! ble/bin#has git gawk; then
local command
for command in git gawk; do
type "$command" &>/dev/null ||
ble/util/print "ble-update: '$command' command is not available." >&2
done
return 1
fi
if [[ $_ble_base_repository && $_ble_base_repository != release:* ]]; then
if [[ -e $_ble_base_repository/.git ]]; then
( ble/util/print "cd into $_ble_base_repository..." >&2 &&
builtin cd "$_ble_base_repository" &&
git pull && git submodule update --recursive --remote &&
{ ! "$MAKE" -q || builtin exit 6; } && "$MAKE" all &&
if [[ $_ble_base != "$_ble_base_repository"/out ]]; then
"$MAKE" INSDIR="$_ble_base" install
fi ); local ext=$?
if ((ext==6)); then
[[ $_ble_base/ble.sh -nt $_ble_base_run/$$.load ]] && ble-reload
return 0
fi
((ext==0)) && ble-reload
return "$ext"
fi
ble/util/print 'ble-update: git repository not found' >&2
fi
if [[ $_ble_base_branch ]]; then
# release version
local branch=$_ble_base_branch
( ble/bin/mkdir -p "$_ble_base/src" && builtin cd "$_ble_base/src" &&
git clone --recursive --depth 1 https://github.com/akinomyoga/ble.sh "$_ble_base/src/ble.sh" -b "$branch" &&
builtin cd ble.sh && "$MAKE" all && "$MAKE" INSDIR="$_ble_base" install ) &&
ble-reload
return "$?"
fi
return 1
}
#%if measure_load_time
}
#%end
#------------------------------------------------------------------------------
_ble_attached=
#%x inc.r|@|src/def|
#%x inc.r|@|src/util|
ble/bin/.freeze-utility-path "${_ble_init_posix_command_list[@]}" # <- this uses ble/util/assign.
ble/bin/.freeze-utility-path man
ble/bin/.freeze-utility-path groff nroff mandoc gzip bzcat lzcat xzcat # used by core-complete.sh
ble/builtin/trap/install-hook EXIT
ble/builtin/trap/install-hook INT
blehook ERR+='ble/builtin/trap/invoke ERR'
blehook ERR+='ble/function#try TRAPERR'
#%x inc.r|@|src/decode|
#%x inc.r|@|src/color|
#%x inc.r|@|src/canvas|
#%x inc.r|@|src/history|
#%x inc.r|@|src/edit|
#%x inc.r|@|lib/core-complete-def|
#%x inc.r|@|lib/core-syntax-def|
bleopt/check-all
#------------------------------------------------------------------------------
# blerc
_ble_base_rcfile=
_ble_base_rcfile_initialized=
function ble/base/load-rcfile {
[[ $_ble_base_rcfile_initialized ]] && return 0
_ble_base_rcfile_initialized=1
# blerc
if [[ ! $_ble_base_rcfile ]]; then
{ _ble_base_rcfile=$HOME/.blerc; [[ -f $_ble_base_rcfile ]]; } ||
{ _ble_base_rcfile=${XDG_CONFIG_HOME:-$HOME/.config}/blesh/init.sh; [[ -f $_ble_base_rcfile ]]; } ||
_ble_base_rcfile=$HOME/.blerc
fi
if [[ -s $_ble_base_rcfile ]]; then
source "$_ble_base_rcfile"
blehook/.compatibility-ble-0.3/check
fi
}
_ble_attached=
function ble-attach {
if (($#)); then
ble/base/print-usage-for-no-argument-command 'Attach to ble.sh.' "$@"
return "$?"
fi
# when detach flag is present
if [[ $_ble_edit_detach_flag ]]; then
case $_ble_edit_detach_flag in
(exit) return 0 ;;
(*) _ble_edit_detach_flag= ;; # cancel "detach"
esac
fi
[[ $_ble_attached ]] && return 0
_ble_attached=1
# 特殊シェル設定を待避
builtin eval -- "$_ble_bash_FUNCNEST_adjust"
ble/base/adjust-builtin-wrappers-1
ble/base/adjust-bash-options
ble/base/adjust-POSIXLY_CORRECT
ble/base/adjust-builtin-wrappers-2
# char_width_mode=auto
ble/canvas/attach
# 取り敢えずプロンプトを表示する
ble/term/enter # 3ms (起動時のずれ防止の為 stty)
ble-edit/initialize # 3ms
ble-edit/attach # 0ms (_ble_edit_PS1 他の初期化)
ble/canvas/panel/render # 37ms
ble/util/buffer.flush >&2
# keymap 初期化
local IFS=$' \t\n'
ble/decode/initialize # 7ms
ble/decode/reset-default-keymap # 264ms (keymap/vi.sh)
if ! ble/decode/attach; then # 53ms
_ble_attached=
ble-edit/detach
return 1
fi
ble/history:bash/reset # 27s for bash-3.0
# Note: 再描画 (初期化中のエラーメッセージ・プロンプト変更等の為)
ble/textarea#redraw
# Note: ble-decode/{initialize,reset-default-keymap} 内で
# info を設定する事があるので表示する。
ble/edit/info/default
ble-edit/bind/.tail
}
function ble-detach {
if (($#)); then
ble/base/print-usage-for-no-argument-command 'Detach from ble.sh.' "$@"
return "$?"
fi
[[ $_ble_attached && ! $_ble_edit_detach_flag ]] || return 1
# Note: 実際の detach 処理は ble-edit/bind/.check-detach で実行される
_ble_edit_detach_flag=${1:-detach} # schedule detach
}
function ble-detach/impl {
[[ $_ble_attached ]] || return 1
_ble_attached=
ble-edit/detach
ble/decode/detach
READLINE_LINE='' READLINE_POINT=0
}
function ble-detach/message {
ble/util/buffer.flush >&2
printf '%s\n' "$@" 1>&2
ble/edit/info/hide
ble/textarea#render
ble/util/buffer.flush >&2
}
function ble/base/unload-for-reload {
if [[ $_ble_attached ]]; then
ble-detach/impl
ble/util/print "${_ble_term_setaf[12]}[ble: reload]$_ble_term_sgr0" 1>&2
[[ $_ble_edit_detach_flag ]] ||
_ble_edit_detach_flag=reload
fi
ble/base/unload
return 0
}
function ble/base/unload {
ble/util/is-running-in-subshell && return 1
local IFS=$' \t\n'
builtin unset -v _ble_bash BLE_VERSION BLE_VERSINFO
ble/term/stty/TRAPEXIT
ble/term/leave
ble/util/buffer.flush >&2
ble/fd#finalize
ble/util/import/finalize
ble/decode/keymap#unload
ble-edit/bind/clear-keymap-definition-loader
ble/bin/rm -rf "$_ble_base_run/$$".* 2>/dev/null
blehook/invoke unload
return 0
}