2 # Copyright (C) 2019 Ian Kelling
3 # SPDX-License-Identifier: AGPL-3.0-or-later
4 # this gets sourced. shebang is just for file mode detection
7 # Use source ~/.bashrc instead of doing bash -l when running a script
8 # so this can set extdebug and avoid the bash debugger.
9 if [[ -s /a
/bin
/errhandle
/err
]]; then
10 source /a
/bin
/errhandle
/err
11 elif [[ -s ~
/.iank
/err
]]; then
12 # shellcheck source=/a/bin/errhandle/err
16 # In t8, it runs clear_console for login shells by default. I don't want
17 # my console cleared. And linux ttys get cleared without this.
18 if shopt login_shell
>/dev
/null
&& [[ -e ~
/.bash_logout
]]; then
22 # for testing error catching:
37 # remove all aliases. aliases provided by the system tend to get in the way,
38 # for example, error happens if I try to define a function the same name as an alias
41 # remove gnome keyring warning messages
42 # there is probably a more proper way, but I didnt find any easily on google
43 # now using xfce+xmonad instead of vanilla xmonad, so disabling this
44 #unset GNOME_KEYRING_CONTROL
46 # use extra globing features.
48 # include .files when globbing, but ignore files name . and ..
49 # setting this also sets dotglob.
50 export GLOBIGNORE
="*/.:*/.."
52 # broken with bash_completion package. Saw a bug for this once. dont anymore.
53 # still broken in wheezy
54 # still buggered in latest stable from the web, version 2.1
55 # perhaps its fixed in newer git version, which fails to make for me
56 # this note is from 6-2014.
57 # still broken in flidas.
60 # make tab on an empty line do nothing
61 shopt -s no_empty_cmd_completion
63 # fix spelling errors for cd, only in interactive shell
65 # append history instead of overwritting it
67 # for compatibility, per gentoo/debian bashrc
69 # attempt to save multiline single commands as single history entries.
76 if [[ $RLC_INSIDE_EMACS ]]; then
77 # EMACS is used by bash on startup, but we dont need it anymore.
78 # plus I hit a bug in a makefile which inherited it
80 export RLC_INSIDE_EMACS
83 # scp completion does not work, but this doesnt fix it. todo, figure this out
84 #complete -r scp &> /dev/null
85 # todo, remote file completion fails, figure out how to turn it off
86 export NODE_DISABLE_COLORS
=1
87 # This gets rid of ugly terminal escape chars in node repl
88 # sometime, Id like to have completion working in emacs shell for node
89 # the offending chars can be found in lib/readline.js,
90 # things that do like:
91 # stream.write('\x1b[' + (x + 1) + 'G');
92 # We can remove them and keep readline, for example by doing this
95 # var readline = require('readline');
96 # readline.cursorTo = function(a,b,c) {};
97 # readline.clearScreenDown = function(a) {};
98 # const repl = require('repl');
99 # var replServer = repl.start('');
101 # no prompt, or else readline complete seems to be confused, based
102 # on our column being different? node probably needs to send
103 # different kind of escape sequence that is not ugly. Anyways,
104 # completion doesnt work yet even with the ugly prompt, so whatever
106 export NODE_NO_READLINE
=1
110 # emacs has a different default search path than the info command. This
111 # adds the info defaults to emacs, but not the reverse, because I dun
112 # care much about the cli. The search path is only on the cli if you run
113 # "info xxx", or in emacs if you run '(info xxx)', so not that
114 # important, but might as well fix it.
116 # info info says this path is what was compiled, and its not documented
117 # anywhere. Through source grepping, i found it in filesys.h of the info
118 # source in trisquel flidas.
120 # Traling : means for emacs to add its own stuff on to the end.
122 export INFOPATH
=$PATH:/usr
/local
/info
:/usr
/info
:/usr
/local
/lib
/info
:/usr
/lib
/info
:/usr
/local
/gnu
/info
:/usr
/local
/gnu
/lib
/info
:/usr
/gnu
/info
:/usr
/gnu
/lib
/info
:/opt
/gnu
/info
:/usr
/share
/info
:/usr
/share
/lib
/info
:/usr
/local
/share
/info
:/usr
/local
/share
/lib
/info
:/usr
/gnu
/lib
/emacs
/info
:/usr
/local
/gnu
/lib
/emacs
/info
:/usr
/local
/lib
/emacs
/info
:/usr
/local
/emacs
/info
:.
:
124 if [[ $
- == *i
* ]]; then
125 # for readline-complete.el
126 if [[ $RLC_INSIDE_EMACS ]]; then
127 # all for readline-complete.el
129 bind 'set horizontal-scroll-mode on'
130 bind 'set print-completions-horizontally on'
131 bind '"\C-i": self-insert'
134 if [[ $KONSOLE_PROFILE_NAME ]]; then
138 # todo: not sure this works in sakura
140 #bind "\C-w": kill-region
141 # sakura == xterm-256color
143 if [[ $TERM == xterm
* ]]; then
144 # control + arrow keys. for other terminals, see http://unix.stackexchange.com/questions/10806/how-to-change-previous-next-word-shortcut-in-bash
145 bind '"\e[1;5C": shell-forward-word' 2>/dev
/null
146 bind '"\e[1;5D": shell-backward-word' 2>/dev
/null
148 # make ctrl-backspace work. for konsole, i fixed it through
149 # /home/iank/.local/share/konsole/default.keytab
151 bind '"\eOc": shell-forward-word'
152 bind '"\eOd": shell-backward-word'
154 # i cant remember why i did this, probably to free up some keys to bind
155 # to other things in bash.
156 # other than C-c and C-z, the rest defined by stty -a are, at least in
157 # gnome-terminal, overridden by bash, or disabled by the system
158 stty lnext undef stop undef start undef
163 export BC_LINE_LENGTH
=0
166 export PROFILE_TASKS_TASK_OUTPUT_LIMIT
=100
168 # note, if I use a machine I dont want files readable by all users, set
169 # umask 077 # If fewer than 4 digits are entered, leading zeros are assumed
171 # i for insensitive. the rest from
172 # X means dont remove the current screenworth of output upon exit
173 # R means to show colors n things
175 export SYSTEMD_LESS
=$LESS
182 # if someone exported $SOE (stop on error), catch errors.
184 # Note, on debian this results in the following warning when in ssh,
185 # hich I haven't figured out how to fix. It doesn't happen if we source
186 # after the shell has started
188 # bash: /usr/share/bashdb/bashdb-main.inc: No such file or directory
189 # bash: warning: cannot start debugger; debugging mode disabled
191 if [[ -e /a
/bin
/errhandle
/err
]]; then
192 source /a
/bin
/errhandle
/err
196 # based on readme.debian. dunno if this will break on other distros.
197 if [[ -s /usr
/share
/wcd
/wcd-include.sh
]]; then
198 source /usr
/share
/wcd
/wcd-include.sh
201 if [[ -s /a
/bin
/small-misc-bash
/ll-function
]]; then
202 source /a
/bin
/small-misc-bash
/ll-function
203 elif [[ -s ~
/.iank
/ll-function
]]; then
204 # shellcheck source=/a/bin/small-misc-bash/ll-function
205 source ~
/.iank
/ll-function
214 ....
() { c ..
/..
/..
; }
215 .....
() { c ..
/..
/..
/..
; }
216 ......
() { c ..
/..
/..
/..
/..
; }
218 # file cut copy and paste, like the text buffers :)
219 # I havnt tested these.
220 _fbufferinit
() { # internal use
221 ! [[ $my_f_tempdir ]] && my_f_tempdir
=$
(mktemp
-d)
222 rm -rf "${my_f_tempdir:?}"/*
226 cp "$@" "$my_f_tempdir"/
230 mv "$@" "$my_f_tempdir"/
232 fpst
() { # file paste
233 [[ $2 ]] && { echo too many arguments
; return 1; }
235 cp "$my_f_tempdir"/* "$target"
241 read -r ip port
< <(timeout
1 ssh -oBatchMode=yes -oControlMaster=no
-oControlPath=/ -v $1 |
& sed -rn "s/debug1: Connecting to $host \[([^\]*)] port ([0-9]+).*/\1 \2/p")
243 echo "khfix: ssh failed"
246 if [[ $port != 22 ]]; then
247 ip_entry
="[$ip]:$port"
248 host_entry
="[$host]:$port"
253 ssh-keygen
-R "$host_entry" -f $
(readlink
-f ~
/.ssh
/known_hosts
)
254 echo "khfix: removing key for $ip_entry"
255 ssh-keygen
-R "$ip_entry" -f $
(readlink
-f ~
/.ssh
/known_hosts
)
257 khfix
() { # known hosts fix
258 _khfix_common
"$@" ||
return 1
268 x
=$
(readlink
-nf "${1:-$PWD}")
269 # yes, its kinda dumb that xclip/xsel cant do this in one invocation
270 echo -n "$x" | xclip
-selection clipboard
274 ack
() { ack-grep
"$@"; }
283 if type -p wcd
&>/dev
/null
; then
284 if [[ $RLC_INSIDE_EMACS ]]; then
285 c
() { wcd
-c -z 50 -o "$@"; }
287 # lets see what the fancy terminal does from time to time
288 c
() { wcd
-c -z 50 "$@"; }
294 c4
() { c
/var
/log
/exim4
; }
296 caa
() { git commit
--amend --no-edit -a; }
299 # shellcheck disable=SC2033
300 find -L $1 -type f
-not \
( -name .svn
-prune -o -name .git
-prune \
301 -o -name .hg
-prune -o -name .editor-backups
-prune \
302 -o -name .undo-tree-history
-prune \
) \
303 -exec bash
-c '. ~/.bashrc; hr; echo "$1"; hr; cat "$1"' _
{} \
; 2>/dev
/null
307 calc
() { echo "scale=3; $*" |
bc -l; }
308 # no having to type quotes, but also no command history:
312 echo "scale=3; $x" |
bc -l
320 ccat
() { # config cat. see a config without extra lines.
321 grep '^\s*[^;[:space:]#]' "$@" ||
[[ $?
== 1 ]]
326 # join options which are continued to multiples lines onto one line
328 while IFS
= read -r line
; do
329 # remove leading spaces/tabs. assumes extglob
330 if [[ $line == "[ ]*" ]]; then
336 elif [[ $line == *=* ]]; then
337 echo "$pastline" >> "$2"
340 pastline
="$pastline $line"
342 done < <(grep -vE '^([ \t]*#|^[ \t]*$)' "$1")
343 echo "$pastline" >> "$2"
348 # setup for format of postfix, eg:
351 local pastline unified f1 f2
355 _cdiff-prep
"$1" "$f1"
356 _cdiff-prep
"$2" "$f2"
357 cat "$f1" "$f2" |
grep -Po '^[^=]+=' |
sort |
uniq > "$unified"
358 while IFS
= read -r line
; do
359 # the default bright red / blue doesnt work in emacs shell
360 dwdiff
-cblue,red
-A best
-d " ," <(grep "^$line" "$f1" ||
echo ) <(grep "^$line" "$f2" ||
echo ) | colordiff
368 inotifywait
-m "$dir" -e create
-e moved_to |
369 # shellcheck disable=SC2030
370 while read -r filedir _
file; do
373 calc $
((SECONDS
- start
)) / 60
379 # shellcheck disable=SC2032
381 # makes it so chown -R symlink affects the symlink and its target.
382 if [[ $1 == -R ]]; then
384 command chown
-h "$@"
385 command chown
-R "$@"
396 # choose recent directory. cl = cd list
401 complete
-A stopped
-P '"%' -S '"' d
405 diff --strip-trailing-cr -w "$@" # diff content
412 safe_rename
"$x" "$y"
417 command dig +nostats
+nocmd
"$@"
419 # Output with sections sorted, and removal of query id, so 2 dig outputs can be diffed.
423 dig +nordflag
"$@" |
sed -r 's/^(;; ->>HEADER<<-.*), id: .*/\1/' |
while read -r l
; do
424 if [[ $l == [^\
;]* ]]; then
428 printf "%s" "$sec" |
sort
435 # compare digs to the 2 servers
436 # usage: digdiff @server1 @server2 DIG_ARGS
437 # note: only the soa master nameserver will respond with
438 # ra "recursive answer" flag. That difference is meaningless afaik.
445 digsort
$s1 "$@" |
tee /tmp
/digdiff
446 diff -u /tmp
/digdiff
<(digsort
$s2 "$@")
450 date "+%A, %B %d, %r" "$@"
453 dus
() { # du, sorted, default arg of
454 du
-sh ${@:-*} |
sort -h
467 printf "%qEOL\n" "${arg}"
468 printf "%s" "${arg}" |
& hexdump -C
471 # echo vars. print var including escapes, etc
477 printf "%qEOL\n" "${!arg}"
478 printf "%s" "${!arg}" |
& hexdump -C
484 [[ ${#@} == 2 ]] ||
{ echo "error: ediff requires 2 arguments"; return 1; }
485 emacs
--eval "(ediff-files \"$1\" \"$2\")"
490 tail -F /var
/log
/exim
4/mainlog
-n 200
493 less /var
/log
/exim
4/mainlog
496 exiqgrep
-i |
while read -r i
; do
497 exim
-Mvh $i; hr
; exim
-Mvb $i; hr
;
498 exigrep
$i /var
/log
/exim
4/mainlog
; hr
503 # shellcheck disable=SC2032
510 # find array. make an array of file names found by find into $x
511 # argument: find arguments
512 # return: find results in an array $x
513 while read -rd ''; do
515 done < <(find "$@" -print0);
518 faf
() { # find all files. use -L to follow symlinks
519 find $@
-not \
( -name .svn
-prune -o -name .git
-prune \
520 -o -name .hg
-prune -o -name .editor-backups
-prune \
521 -o -name .undo-tree-history
-prune \
) -type f
2>/dev
/null
527 sudo mailq |gr frozen|
awk '{print $3}' |
while read -r id
; do
533 echo -e '\n\n##############################\n'
534 done |
tee -a /tmp
/frozen
538 while read -r line
; do
539 printf '%s\n' "$line"
540 ids
+=($
(printf '%s\n' "$line" |gr frozen|
awk '{print $3}'))
542 echo "sleeping for 2 in case you change your mind"
544 sudo exim
-Mrm "${ids[@]}"
548 # like -e for functions. returns on error.
549 # at the end of the function, disable with:
551 trap 'echo "${BASH_COMMAND:+BASH_COMMAND=\"$BASH_COMMAND\" }
552 ${FUNCNAME:+FUNCNAME=\"$FUNCNAME\" }${LINENO:+LINENO=\"$LINENO\" }\$?=$?"
558 local help="Usage: getdir [--help] PATH
559 Output the directory of PATH, or just PATH if it is a directory."
560 if [[ $1 == --help ]]; then
564 if [[ $# -ne 1 ]]; then
565 echo "getdir error: expected 1 argument, got $#"
572 dir
="$(dirname "$1")"
573 if [[ -d $dir ]]; then
576 echo "getdir error: directory does not exist"
582 git_empty_branch
() { # start an empty git branch. carefull, it deletes untracked files.
583 [[ $# == 1 ]] ||
{ echo 'need a branch name!'; return 1;}
585 root
=$
(gitroot
) ||
return 1 # function to set gitroot
587 git symbolic-ref HEAD refs
/heads
/$1
592 # shellcheck disable=SC2120
594 local help="Usage: gitroot [--help]
595 Print the full path to the root of the current git repo
597 Handles being within a .git directory, unlike git rev-parse --show-toplevel,
598 and works in older versions of git which did not have that."
599 if [[ $1 == --help ]]; then
604 p
=$
(git rev-parse
--git-dir) ||
{ echo "error: not in a git repo" ; return 1; }
605 [[ $p != /* ]] && p
=$PWD
610 # i got an error, gh not found when doing a pull request, it seems like it wants itself in it\'s path.
611 local _oldpath
="$PATH"
612 PATH
="$PATH:$HOME/node_modules/.bin"
618 # quit will prompt if the program crashes.
619 gdb
-ex=r
-ex=quit
--args emacs
"$@"; r
;
623 # kill the emacs daemon
628 grep -iIP --color=auto
"$@"
631 grr
() { # grep recursive
632 # Don't return 1 on nonmatch because this is meant to be
633 # interactive, not in a conditional.
634 if [[ ${#@} == 1 ]]; then
635 grep --exclude-dir='*.emacs.d' --exclude-dir='*.git' -RiIP --color=auto
"$@" . ||
[[ $?
== 1 ]]
637 grep --exclude-dir='*.emacs.d' --exclude-dir='*.git' -RiIP --color=auto
"$@" ||
[[ $?
== 1 ]]
641 command rg
-i -M 200 "$@"
644 hr
() { # horizontal row. used to break up output
646 printf "$(tput setaf 5)â–ˆ$(tput sgr0)%.0s" $
(eval echo "{1..${COLUMNS:-60}}")
650 hrcat
() { local f
; for f
; do [[ -f $f ]] ||
continue; hr
; echo "$f"; cat "$f"; done }
652 # get latest hub and run it
653 # main command to use:
654 # hub pull-request --no-edit
655 # --no-edit means to use the first commit\'s message as the pull request message.
656 # Also, you need to use a feature branch, not master in your fork.
657 # On first use, you input username/pass and it gets an oath token so you dont have to repeat
658 # it\'s at ~/.config/hub
660 local up uptar updir p
661 p
=/github
/hub
/releases
/
662 up
=https
://github.com
/$
(curl
-s https
://github.com
$p|
grep -o $p'download/[^/]*/hub-linux-amd64[^"]*' |
head -n1)
665 if [[ ! -e /a
/opt
/$updir ]]; then
666 rm -rf /a
/opt
/hub-linux-amd64
*
668 tar -C /a
/opt
-zxf /a
/opt
/$uptar
670 sudo
/a
/opt
/$updir/install
673 # save token across computers
674 if [[ ! -L ~
/.config
/hub
]]; then
675 if [[ -e ~
/.config
/hub
]]; then
676 mv ~
/.config
/hub
/p
/c
/subdir_files
/.config
/
678 if [[ -e /p
/c
/subdir_files
/.config
/hub
]]; then
686 # modified from ~/local/bin/git-completion.bash
687 # other completion commands are mostly taken from bash_completion package
688 complete
-o bashdefault
-o default
-o nospace
-F _git i
2>/dev
/null \
689 || complete
-o default
-o nospace
-F _git i
691 if ! type service
&>/dev
/null
; then
693 echo actually running
: systemctl
$2 $1
709 find -L .
-not \
( -name .svn
-prune -o -name .git
-prune \
710 -o -name .hg
-prune -o -name .editor-backups
-prune \
711 -o -name .undo-tree-history
-prune \
) -iname "*$**" 2>/dev
/null
715 sudo iptables
-A INPUT
-s $1 -j DROP
720 grep -Il "" "$@" &>/dev
/null
724 journalctl
-n 10000 -f "$@"
726 jr
() { journalctl
"$@" ; }
727 jrf
() { journalctl
-f "$@" ; }
730 if [[ $PWD == /[iap
] ]]; then
731 command ls -A --color=auto
-I lost
+found
"$@"
733 command ls -A --color=auto
"$@"
738 lcn
() { locate -i "*$**"; }
740 lg
() { LC_COLLATE
=C.UTF-8 ll
--group-directories-first; }
742 lt
() { ll
-tr "$@"; }
744 lld
() { ll
-d "$@"; }
746 low
() { # make filenames lowercase, remove bad chars
749 new
="${f,,}" # downcase
750 new
="${new//[^[:alnum:]._-]/_}" # sub bad chars
751 new
="${new#"${new%%[[:alnum:]]*}"}" # remove leading/trailing non-alnum
752 new
="${new%"${new##*[[:alnum:]]}"}"
753 # remove bad underscores, like __ and _._
754 new
=$
(echo $new |
sed -r 's/__+/_/g;s/_+([.-])|([.-])_+/\1/g')
755 safe_rename
"$f" "$new" ||
return 1
760 lower
() { # make first letter of filenames lowercase.
763 if [[ ${x::1} == [A-Z
] ]]; then
764 y
=$
(tr '[:upper:]' '[:lower:]' <<<"${x::1}")"${x:1}"
765 safe_rename
"$x" "$y" ||
return 1
771 k
() { # history search
772 grep -P --binary-files=text
"$@" ${HISTFILE:-~/.bash_history} |
tail -n 80 ||
[[ $?
== 1 ]];
775 ks
() { # history search
776 grep -P --binary-files=text
"$@" ${HISTFILE:-~/.bash_history} |
uniq ||
[[ $?
== 1 ]];
781 # show make targets, via http://stackoverflow.com/questions/3063507/list-goals-targets-in-gnu-make
782 make -qp |
awk -F':' '/^[a-zA-Z0-9][^$#\/\t=]*:([^=]|$)/ {split($1,A,/ /);for(i in A)print A[i]}'
794 mkt
() { # mkdir and touch file
796 mkdir
-p "$(dirname "$path")"
800 # shellcheck disable=SC2032
801 mkdir
() { command mkdir
-p "$@"; }
804 # shellcheck disable=SC2024
805 sudo
tee -a /var
/log
/exim
4/paniclog-archive
</var
/log
/exim
4/paniclog
; sudo truncate
-s0 /var
/log
/exim
4/paniclog
808 p8
() { ping 8.8.8.8; }
809 p6
() { ping6
2001:4860:4860::8888; }
811 pkx
() { # package extract
812 local pkg cached tmp f
815 # shellcheck disable=SC2012
816 cached
=$
(ls -t /var
/cache
/apt
/archives
/$pkg* |
tail -n1 2>/dev
/null
) ||
:
817 if [[ $cached ]]; then
820 aptitude download
$pkg ||
return 1
822 tmp
=(*); f
=${tmp[0]} # only 1 expected
830 pid
=($
(pgrep
-f "$*"))
833 # shellcheck disable=SC2128
839 0) echo "no pid found" ;;
848 help="Usage: psg [--help] GREP_ARGS
849 grep ps and output in a nice format"
850 if [[ $1 == --help ]]; then
855 # final grep is because some commands tend to have a lot of trailing spaces
856 y
=$
(echo "$x" |
grep -iP "$@" |
grep -o '.*[^ ]') ||
:
858 echo "$x" |
head -n 1 ||
[[ $?
== 141 ]]
863 pubip
() { curl
-4s https
://icanhazip.com
; }
864 pubip6
() { curl
-6s https
://icanhazip.com
; }
865 whatismyip
() { pubip
; }
870 # -t = print pronunciation
872 for (( i
=0; i
<10; i
++ )); do
873 shuf
-n3 /usr
/share
/hunspell
/en_US.dic |
sed 's,/.*,,' |
paste -sd .
-
879 # -M CLN = use Caps, Lowercase, Numbers
881 # -a 1 = use random instead of pronounceable algorithm
882 apg
-m 50 -x 70 -n 1 -a 1 -M CLN
886 q
() { # start / launch a program in the backround and redir output to null
890 # shellcheck disable=SC2120
892 if [[ $HISTFILE ]]; then
893 history -a # save history
895 trap ERR
# this avoids a segfault
897 # i had this redir, not sure why
898 # exit "$@" 2>/dev/null
902 # rsync, root is required to keep permissions right.
903 # rsync --archive --human-readable --verbose --itemize-changes --checksum \(-ahvic\) \
904 # --no-times --delete
905 # basically, make an exact copy, use checksums instead of file times to be more accurate
906 rsync
-ahvic --delete "$@"
909 # like rlu, but dont delete files on the target end which
910 # do not exist on the original end.
913 complete
-F _rsync
-o nospace rld rl rlt
916 # rl without preserving modification time.
917 rsync
-ahvic --delete --no-t "$@"
920 rlu
() { # [OPTS] HOST PATH
921 # eg. rlu -opts frodo /testpath
922 # relative paths will expanded with readlink -f.
923 opts
=("${@:1:$#-2}") # 1 to last -2
924 path
="${*:$#}" # last
925 host="${*:$#-1:1}" # last -1
926 if [[ $path == .
* ]]; then
927 path
=$
(readlink
-f $path)
929 # rync here uses checksum instead of time so we dont mess with
930 # unison relying on time as much. g is for group, same reason
931 # to keep up with unison.
932 sudo rsync
-rlpchviog --relative "${opts[@]}" "$path" "root@$host:/";
936 ssh fencepost
head -n 300 /gd
/gnuorg
/EventAndTravelInfo
/rms-current-trips.txt |
less
941 # I use a function because otherwise we cant use in a script,
942 # cant assign to variable.
944 # note: gksudo is recommended for X apps because it does not set the
945 # home directory to the same, and thus apps writing to ~ fuck things up
946 # with root owned files.
948 if [[ $EUID != 0 ||
$1 == -* ]]; then
949 # shellcheck disable=SC2034
950 SUDOD
="$PWD" command sudo
-i "$@"
956 safe_rename
() { # warn and dont rename if file exists.
957 # mv -n exists, but it\'s silent
958 if [[ $# != 2 ]]; then
959 echo safe_rename error
: $# args
, need
2 >2
962 if [[ $1 != "$2" ]]; then # yes, we want to silently ignore this
963 if [[ -e $2 ||
-L $2 ]]; then
964 echo "Cannot rename $1 to $2 as it already exists."
972 sb
() { # sudo bash -c
973 # use sb instead of s is for sudo redirections,
974 # eg. sb 'echo "ok fine" > /etc/file'
978 complete
-F _root_command s sb
982 local s
; [[ $EUID != 0 ]] && s
=sudo
983 if type -p systemctl
&>/dev
/null
; then
989 # like restart, but do nothing if its not already started
992 if [[ $
(s systemctl
--no-pager show
-p ActiveState
$service ) == ActiveState
=active
]]; then
993 systemctl restart
$service
997 setini
() { # set a value in a .ini style file
998 key
="$1" value
="$2" section
="$3" file="$4"
999 if [[ -s $file ]]; then
1000 sed -ri -f - "$file" <<EOF
1001 # remove existing keys
1002 / *\[$section\]/,/^ *\[[^]]+\]/{/^\s*$key[[:space:]=]/d}
1004 /^\s*\[$section\]/a $key=$value
1005 # from section to eof, do nothing
1006 /^\s*\[$section\]/,\$b
1007 # on the last line, if we haven't found section yet, add section and key
1019 sgo
() { # service go
1021 ser restart
$service ||
return 1
1022 if type -p systemctl
&>/dev
/null
; then
1028 systemctl list-unit-files | rg
"$@"
1033 # 2086: unquoted $var
1034 # 2046: unquoted $(cmd)
1035 # 2068: Double quote array expansions to avoid re-splitting elements.
1036 # 2119: Functions with optional args get bad warnings when none are passed.
1037 # 2033: too many false positives for thing that will never work, passing shell function to find.
1038 # i had -x as an arg, but debian testing(stretch) doesn\'t support it
1039 shellcheck
-x -e 2086,2046,2068,2119,2033 "$@" ||
return $?
1040 # had this before. not sure what it is 2119
1045 # log with script. timing is $1.t and script is $1.s
1046 # -l to save to ~/typescripts/
1047 # -t to add a timestamp to the filenames
1048 local logdir do_stamp arg_base
1049 (( $# >= 1 )) ||
{ echo "arguments wrong"; return 1; }
1052 while getopts "lt" option
1055 l
) arg_base
=$logdir ;;
1056 t
) do_stamp
=true
;;
1059 shift $
((OPTIND
- 1))
1061 [[ -e $logdir ]] || mkdir
-p $logdir
1062 $do_stamp && arg_base
+=$
(date +%F.
%T
%z
)
1063 script -t $arg_base.s
2> $arg_base.t
1065 splay
() { # script replay
1066 #logRoot="$HOME/typescripts/"
1067 #scriptreplay "$logRoot$1.t" "$logRoot$1.s"
1068 scriptreplay
"$1.t" "$1.s"
1072 # sudo redo. be aware, this command may not work right on strange distros or earlier software
1073 if [[ $# == 0 ]]; then
1074 sudo
-E bash
-c -l "$(history -p '!!')"
1076 echo this
command redos last
history item. no argument is accepted
1081 # with -ll, less secure but faster.
1082 command srm
-ll "$@"
1087 ssh $1 /tmp
/${2##*/} $
(printf "%q\n" "${@:2}")
1099 tclock
() { # terminal clock
1104 # this goes to full width
1105 #len=${1:-$((COLUMNS -7))}
1108 if (( x
== len
)); then
1110 d
="$(date +%l:%_M) "
1113 d
=$
(date +%l
:%M
:%_S
)
1117 for ((i
=0; i
<x
; i
++)); do
1118 if (( i
% 6 )); then
1136 # test existence / exists
1139 [[ -e "$x" ||
-L "$x" ]] || ret
=1
1145 tx
() { # toggle set -x, and the prompt so it doesnt spam
1146 if [[ $
- == *x
* ]]; then
1148 PROMPT_COMMAND
=prompt-command
1149 # disabled due to issue on stretch, running ll we get error. something
1150 # about the DEBUG trap is broken
1151 # if [[ $TERM == *(screen*|xterm*|rxvt*) ]]; then
1152 # trap 'settitle "$BASH_COMMAND"' DEBUG
1155 # normally, i would just execute these commands in the function.
1156 # however, DEBUG is not inherited, so we need to run it outside a function.
1157 # And we want to run set -x afterwards to avoid spam, so we cram everything
1158 # in here, and then it will run after this function is done.
1159 #PROMPT_COMMAND='trap DEBUG; unset PROMPT_COMMAND; PS1="\w \$ "; set -x'
1161 unset PROMPT_COMMAND
1168 # show all processes in the network namespace $1.
1169 # blank entries appear to be subprocesses/threads
1173 sudo
find -L /proc
/[1-9]*/task
/*/ns
/net
-samefile /run
/netns
/$netns | cut
-d/ -f5 | \
1175 x
=$
(ps
-w --no-headers -p $l);
1176 if [[ $x ]]; then echo "$x"; else echo $l; fi;
1180 m
() { printf "%s\n" "$*"; "$@"; }
1184 for x
in "$@"; do virsh destroy
"$x"; virsh undefine
"$x"; done
1192 sudo virsh dumpxml
$vm |
sed -r "s/(<listen.*address=')([^']+)/\1$ip/" | \
1193 sed -r "s/listen='[^']+/listen='$ip/"> $t
1194 sudo virsh undefine
$vm
1195 sudo virsh define
$t
1200 vm-set-listen
$1 0.0.0.0
1205 vm-set-listen
$1 127.0.0.1
1211 # temporary variables to test colorization
1212 # some copied from gentoo /etc/bash/bashrc,
1214 # dircolors --print-database uses its own built-in database
1215 # instead of using /etc/DIR_COLORS. Try to use the external file
1216 # first to take advantage of user additions.
1217 safe_term
=${TERM//[^[:alnum:]]/?} # sanitize TERM
1219 [[ -f ~
/.dir_colors
]] && match_lhs
="${match_lhs}$(<~/.dir_colors)"
1220 [[ -f /etc
/DIR_COLORS
]] && match_lhs
="${match_lhs}$(</etc/DIR_COLORS)"
1221 [[ -z ${match_lhs} ]] \
1222 && type -P dircolors
>/dev
/null \
1223 && match_lhs
=$
(dircolors
--print-database)
1224 # test if our $TERM is in the TERM values in dircolor
1225 [[ $
'\n'${match_lhs} == *$
'\n'"TERM "${safe_term}* ]] && use_color
=true
1228 if ${use_color} && [[ $
- == *i
* ]]; then
1230 term_bold
="$(tput bold)"
1231 term_red
="$(tput setaf 1)"
1232 term_green
="$(tput setaf 2)"
1233 term_yellow
="$(tput setaf 3)"
1234 term_purple
="$(tput setaf 5)"
1235 term_nocolor
="$(tput sgr0)" # no font attributes
1237 # unused so far. commented for shellcheck
1238 # term_underl="$(tput smul)"
1239 # term_blue="$(tput setaf 4)"
1240 # term_cyan="$(tput setaf 6)"
1243 # Try to keep environment pollution down, EPA loves us.
1244 unset safe_term match_lhs use_color
1249 if [[ $
- == *i
* ]]; then
1251 # this needs to come before next ps1 stuff
1252 # this stuff needs bash 4, feb 2009,
1253 # old enough to no longer condition on $BASH_VERSION anymore
1257 if [[ $
- == *i
* ]] && [[ ! $RLC_INSIDE_EMACS ]]; then
1259 bind -m vi-command B
:shell-backward-word
1260 bind -m vi-command W
:shell-forward-word
1263 if [[ $SSH_CLIENT ||
$SUDO_USER ]]; then
1267 # emacs terminal has problems if this runs slowly,
1268 # so I've thrown a bunch of things at the wall to speed it up.
1270 local return=$?
# this MUST COME FIRST
1271 local ps_char ps_color
1274 if [[ $HISTFILE ]]; then
1275 history -a # save history
1278 if [[ $jr_pid ]]; then
1279 if [[ -e /proc
/$jr_pid ]]; then
1286 0) ps_color
="$term_purple"
1289 1) ps_color
="$term_green"
1290 ps_char
="$return \\$"
1292 *) ps_color
="$term_yellow"
1293 ps_char
="$return \\$"
1296 if [[ ! -O .
]]; then # not owner
1297 if [[ -w .
]]; then # writable
1298 ps_color
="$term_bold$term_red"
1300 ps_color
="$term_bold$term_green"
1304 # faster than sourceing the file im guessing
1305 if [[ -e /dev
/shm
/iank-status
]]; then
1306 eval $
(< /dev
/shm
/iank-status
)
1308 if [[ ! $SSH_CLIENT && $MAIL_HOST != "$HOSTNAME" ]]; then
1309 ps_char
="@ $ps_char"
1311 PS1
="${PS1%"${PS1#*[wW]}"} \[$ps_color\]$ps_char\[$term_nocolor\] "
1313 PROMPT_COMMAND
=prompt-command
1316 if [[ $TERM == screen
* ]]; then
1317 local title_escape
="\033]..2;"
1319 local title_escape
="\033]0;"
1321 if [[ $0 != prompt-command
]]; then
1322 echo -ne "$title_escape$USER@$HOSTNAME ${PWD/#$HOME/~} "
1329 # condition from the screen man page i think.
1330 # note: duplicated in tx()
1331 # disabled. see note in tx
1332 # if [[ $TERM == *(screen*|xterm*|rxvt*) ]]; then
1333 # trap 'settitle "$BASH_COMMAND"' DEBUG
1340 # * stuff that makes sense to be at the end
1346 # shellcheck disable=SC1090
1347 [[ -s "$HOME/.rvm/scripts/rvm" ]] && source "$HOME/.rvm/scripts/rvm" # Load RVM into a shell session *as a function*
1349 # I had this idea to start a bash shell which would run an initial
1350 # command passed through this env variable, then continue on
1351 # interactively. But the use case I had in mind went away.
1353 # if [[ $MY_INIT_CMD ]]; then
1354 # "${MY_INIT_CMD[@]}"
1358 # ensure no bad programs appending to this file will have an affect