My dotfiles. Period.

main.bashrc 10KB

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  1. #!/bin/bash
  2. ## hack to workaround Fedora/Red Hat bug 878428
  3. test -f /usr/share/git-core/contrib/completion/git-prompt.sh \
  4. && . /usr/share/git-core/contrib/completion/git-prompt.sh
  5. #######################################################
  6. ### things to do BEFORE host/user-specific settings ###
  7. #######################################################
  8. ### .... ###
  9. ### SUBZ ###
  10. ### '''' ###
  11. dt() {
  12. #
  13. # Open $1 new terminals
  14. #
  15. __bashum_run_n "${1:-1}" urxvt
  16. }
  17. dT() {
  18. #
  19. # Open $1 new alterminals
  20. #
  21. __bashum_run_n "${1:-1}" xfce4-terminal
  22. }
  23. __bashum_run_n() {
  24. #
  25. # Run $2 in background $1 times
  26. #
  27. local n=${1:-1}
  28. while test "$n" -gt 0;
  29. do
  30. "$2" &
  31. ((n--))
  32. done
  33. }
  34. git() {
  35. #
  36. # /usr/bin/git wrapper just to disable dangerous commands
  37. #
  38. # In particular, `git-am` is a a close typo of my favorite
  39. # aliases `ap` (`git-add --patch`) and `cm` (`git-commit`)
  40. # but it's dangerous to call by accident as it destroys
  41. # workdir changes.
  42. #
  43. if grep -Fwqse "$1" "$GIT_DISABLED_COMMANDS"; then
  44. echo "You don't want this." >&2
  45. return 1
  46. else
  47. command git "$@"
  48. fi
  49. }
  50. grepcl() {
  51. #
  52. # Grep in common chat log files
  53. #
  54. # The order is from older apps to newer as I was moving towards
  55. # weechat.
  56. #
  57. grep "$@" -r \
  58. "$HOME/.config/xchat2/xchatlogs" \
  59. "$HOME/.config/xchat2/scrollback" \
  60. "$HOME/.config/hexchat/logs" \
  61. "$HOME/.config/hexchat/scrollback" \
  62. "$HOME/.weechat/logs"
  63. }
  64. grepr() {
  65. #
  66. # Grep recursively, keeping numbers and ignoring common dirs
  67. #
  68. # Number one tool for refactoring!
  69. #
  70. local p=$1; shift
  71. grep --color -n --exclude-dir=".git" -e "$p" -r "$@"
  72. }
  73. greph() {
  74. #
  75. # Grep through bash history
  76. #
  77. history | sed 's/^ *//; s/ / /' | cut -d' ' -f2- | grep "$@"
  78. }
  79. gitcd() {
  80. #
  81. # Deep in git repo, cd to the git root
  82. #
  83. cd "$(git rev-parse --show-toplevel)"
  84. }
  85. clsz() {
  86. #
  87. # Clear screen and move the prompt to bottom
  88. #
  89. tput clear; tput cup "$(tput lines)" 0
  90. }
  91. bcdiff() {
  92. #
  93. # Call bcompare only if objects actually differ
  94. #
  95. test $# -eq 2 && diff "$@" >/dev/null && return
  96. bcompare "$@" &
  97. }
  98. strip_colors() {
  99. #
  100. # Strip color codes from stdin
  101. #
  102. # Stolen from http://unix.stackexchange.com/a/4533/9365
  103. #
  104. sed -r "s/\x1B\[([0-9]{1,2}(;[0-9]{1,2})?)?[m|K]//g"
  105. }
  106. vims() {
  107. #
  108. # List Vim .swp files in a nice table
  109. #
  110. # **Note:** For this ro work, you need to set up Vim to
  111. # use same swap directory as assigned below. this can
  112. # be achieved by addoing section such as this to your
  113. # .vimrc:
  114. #
  115. # if isdirectory($HOME . '/.local/share/vim') == 0
  116. # :silent !mkdir -p ~/.vim/swap >/dev/null 2>&1
  117. # endif
  118. # set directory=./.vim-swap//
  119. # set directory+=~/.local/share/vim/swap//
  120. # set directory+=~/tmp//
  121. # set directory+=.
  122. #
  123. # Call this after crash or poweroff to remind yourself what
  124. # files you were editing before fact. Example:
  125. #
  126. # 2015-07-10 06:10:48.603953758 +0200 ~/TODO.todo
  127. #
  128. # This should make it easier to recover after a little
  129. # disaster.
  130. #
  131. local swap="$HOME/.local/share/vim/swap"
  132. find "$swap" -type f -print0 \
  133. | xargs -0 -r stat -c "%y %n" \
  134. | sed "
  135. s| $swap/| |
  136. s|%|/|g
  137. s|.swp$||
  138. s| $HOME| ~|
  139. s| \(..:..\):[^ ]* +.... | \\1 |
  140. " \
  141. | sort \
  142. | tac
  143. }
  144. fixnl() {
  145. #
  146. # Fix newlines in stdin and pass to stdout
  147. #
  148. # Note: We need to read whole stdin; this cannot work
  149. # for infinite stream.
  150. #
  151. # Fix annoying cases:
  152. #
  153. # * If multi-line text is missing newline at the
  154. # end---add the missing newline.
  155. #
  156. # * If -c is passed, and single-line text does have
  157. # a newline at the end, remove it.
  158. #
  159. # This will not touch properly terminated multi-line texts,
  160. # or zero-line texts (ie. oly chars with no newline at all).
  161. #
  162. local arg=$1 # argument passed
  163. local cache # cache to keep stream in
  164. local nlcount # count of newlines in the stream
  165. local lastchr # hex dump (2-digit, lowercase) of last char
  166. local single=keep # single-line streams:
  167. # keep: do nothing
  168. # chop: drop last char if it's a LF
  169. case $arg in
  170. -c|--chop-single) single=chop ;;
  171. esac
  172. cache="$(mktemp -t fixnl.XXXXXXXX)"
  173. cat >"$cache"
  174. nlcount=$(<"$cache" wc -l)
  175. lastchr=$(<"$cache" tail -c1 | hexdump -e '"%02x"')
  176. case $nlcount:$lastchr:$single in
  177. 0:??:*) cat "$cache" ;; # 'abc' => keep as is
  178. 1:0a:chop) head -c -1 "$cache" ;; # 'abc\n' => -c passed: chop!
  179. 1:0a:keep) cat "$cache" ;; # 'abc\n' => keep as is
  180. *:0a:*) cat "$cache" ;; # 'a\nb\nc\n' => keep as is
  181. *:??:*) cat "$cache"; echo ;; # 'a\nb\nc' => add the missing NL
  182. esac
  183. rm "$cache"
  184. }
  185. mdvimb() {
  186. #
  187. # Open Markdown file in Vimb (no junk)
  188. #
  189. local file=$1
  190. <"$file" Markdown | vimb -
  191. }
  192. nlfor() {
  193. #
  194. # Replace $1 with newlines and fix final newline
  195. #
  196. # Shorthand for commonly used tr syntax. Example:
  197. #
  198. # $ echo "$PATH" | nlat :
  199. # /foo
  200. # /bar
  201. # $
  202. #
  203. # is almost like `tr : '\n'` except that it is a bit easier
  204. # to type and fixes the annoying problem with missing
  205. # newline at the end of the replaced string.
  206. #
  207. local char=$1
  208. tr "$char" '\n' \
  209. | fixnl
  210. }
  211. nljoin() {
  212. #
  213. # Join lines with $1
  214. #
  215. # Shorthand for commonly used tr syntax. Example:
  216. #
  217. # $ { echo foo; echo bar; } | nljoin :
  218. #
  219. # is almost like `tr '\n' :` except that it is a bit easier
  220. # to type and fixes the annoying problem with extraneous
  221. # newline/colon at the end of final string.
  222. #
  223. local char=$1
  224. tr '\n' "$char" \
  225. | sed "s/$char*$//" \
  226. | fixnl -c
  227. }
  228. xop() {
  229. #
  230. # Common clipboard operations with fixnl() on top
  231. #
  232. local op=$1
  233. local file=${2:-/dev/stdin}
  234. case $op in
  235. oo) xclip -selection clipboard -o | fixnl ;;
  236. o) xclip -o | fixnl ;;
  237. ii) fixnl -c | xclip -selection clipboard -i ;;
  238. i) fixnl -c | xclip -i ;;
  239. esac <"$file"
  240. }
  241. xod() {
  242. #
  243. # Like mktemp but get the content from clipboard
  244. #
  245. # Dump xo in a file named $1 somewhere in /tmp; echo the path
  246. # usage: scp $(xod useful_name.txt) eg:some/shared/place
  247. # instead of:
  248. #
  249. # xo > useful_name.txt
  250. # scp useful_name.txt eg:some/shared/place
  251. # rm useful_name.txt
  252. #
  253. local name="${1:-clipboard_dump.txt}"
  254. local tmp=$(mktemp -d -t "xod.XXXXXXXX")
  255. xclip -o > "$tmp/$name"
  256. echo "$tmp/$name"
  257. }
  258. xood() {
  259. #
  260. # Just like xod() but using xoo (i.e. 'clipboard' clipboard)
  261. #
  262. local name="${1:-clipboard_dump.txt}"
  263. local tmp=$(mktemp -d -t "xood.XXXXXXXX")
  264. xclip -selection clipboard -o > "$tmp/$name"
  265. echo "$tmp/$name"
  266. }
  267. xvx() {
  268. #
  269. # Edit text in primary clipboard and save it to C-C clipboard
  270. #
  271. # Ideal for editing snippets in browser-based editors: during editing,
  272. # select the text, open terminal, call `xvx`, edit the text, move
  273. # back to the browser and paste it over the old (still selected) text.
  274. # That's it, no need to make up and save temporary files.
  275. #
  276. # If you quickly realize you need to re-edit the text, use xvvx().
  277. #
  278. xop o | vipe | xop ii
  279. }
  280. xvvx() {
  281. #
  282. # Edit text in C-C clipboard and save it back
  283. #
  284. xop oo | vipe | xop ii
  285. }
  286. yum_hasbin() {
  287. #
  288. # Ask yum who has bin $1 (and make the output actually readable)
  289. #
  290. local bname
  291. for bname in "$@";
  292. do
  293. case $bname in
  294. */*) dnf provides "$bname" ;;
  295. *) dnf provides "*/bin/$bname" ;;
  296. esac \
  297. | grep '^.' \
  298. | grep -E '^[[:alnum:]_:.-]+ :'
  299. done
  300. }
  301. ### .... ###
  302. ### BASH ###
  303. ### '''' ###
  304. HISTCONTROL=ignoredups:erasedups
  305. shopt -s histappend
  306. PROMPT_COMMAND="history -n; history -w; history -c; history -r; $PROMPT_COMMAND"
  307. HISTIGNORE="$HISTIGNORE:ls:ll:la:cd"
  308. HISTIGNORE="$HISTIGNORE:git dc:git st"
  309. HISTIGNORE="$HISTIGNORE:reset"
  310. HISTIGNORE="$HISTIGNORE:se *:sc *"
  311. HISTSIZE=-1
  312. HISTFILESIZE=100000
  313. GLOBIGNORE=.:..
  314. shopt -s histverify
  315. # some more aliases
  316. alias cal='cal -m'
  317. alias cls='clear'
  318. alias czkrates='czkrates -v'
  319. alias ll='ls -lh'
  320. alias lla='ls -lha'
  321. alias open='gnome-open'
  322. alias diff='colordiff -u'
  323. alias dmesg='dmesg --time-format iso'
  324. alias pad4='sed -e "/./s/^/ /"'
  325. alias grep='grep --color --binary-files=without-match'
  326. alias sc='se --direction=encz.cz'
  327. alias taskm='task modify'
  328. alias tasks='task rc.context:none'
  329. alias ts='ts "%F %T"'
  330. alias lsblk='lsblk -o +UUID,LABEL'
  331. alias virsh='virsh --connect qemu:///system'
  332. alias xaa='xclip -o | audit2allow'
  333. alias xi='xop i'
  334. alias xii='xop ii'
  335. alias xo='xop o'
  336. alias xoo='xop oo'
  337. alias reboot="echo -n . ; sync ; echo -n . ; sync ; echo -n . ; systemctl reboot"
  338. alias poweroff="echo -n . ; sync ; echo -n . ; sync ; echo -n . ; systemctl poweroff"
  339. x4x() {
  340. #
  341. # Pad text from primary clipboard with 4 spaces; save to C-C clipboard
  342. #
  343. # ...that is, for inclusion as Markdown verbatim text.
  344. #
  345. xo | pad4 | xii
  346. }
  347. RV_TMP="/tmp/bash-rv"
  348. mkdir -p "$RV_TMP"
  349. ### ...... ###
  350. ### OTHERS ###
  351. ### '''''' ###
  352. export LC_COLLATE=C # make sort upper first
  353. export EDITOR=vim
  354. export PRETTY=color
  355. export PRETTY_DEBUG_EXCLUDE=inigrep
  356. # make green git bash trinket even cooler
  357. GIT_PS1_SHOWDIRTYSTATE=true
  358. GIT_PS1_SHOWUNTRACKEDFILES=true
  359. GIT_DISABLED_COMMANDS="$HOME/.gittum/disabled-commands"
  360. export GIT_PAGER='less -S'
  361. # disable mounting things like SFTP to ~/.gvfs when accessed
  362. # via GIO (used by nautilus etc.)
  363. export GVFS_DISABLE_FUSE=1
  364. # disable the terrible beep sound (only for X; for tty?, blacklist pcspkr)
  365. xhost >& /dev/null && xset b off
  366. # get rid of those .pyc files once and for all
  367. export PYTHONDONTWRITEBYTECODE=1
  368. ssh-add -l >& /dev/null || ssh-add