# Jonathan Frech, 2021-09-28, 2021-09-29, 2021-10-06, 2021-10-10, 2021-10-31, 2022-05-20, 2022-06-04 # .bashrc GIT_DIRECTORY="$HOME/git" GIT_IDEA_REPOSITORY="$GIT_DIRECTORY/strom/aa_active" # TODO temporarily written here setup-environment () { # [2022-06-04] see https://github.com/b3nj5m1n/xdg-ninja/tree/main/programs # [2022-06-04] see https://specifications.freedesktop.org/basedir-spec/basedir-spec-latest.html export XDG_DATA_HOME="$HOME/.local/share" export XDG_CONFIG_HOME="$HOME/.config" # TODO Why is this not already set? #export XDG_STATE_HOME="$HOME/.local/state" # XDG_RUNTIME_DIR mkdir -p "$XDG_CONFIG_HOME" "$XDG_DATA_HOME" banish-histories export EDITOR='vim' export GOPROXY='direct' export INPUTRC="$XDG_CONFIG_HOME"/readline/inputrc export GOPATH="$XDG_DATA_HOME"/go export GTK2_RC_FILES="$XDG_CONFIG_HOME"/gtk-2.0/gtkrc export KDEHOME="$XDG_CONFIG_HOME"/kde export GNUPGHOME="$XDG_DATA_HOME"/gnupg rm -rf "$HOME/.ivy2" export PATH="$PATH:/usr/local/go/bin" } banish-histories () { export HISTFILE=/dev/null export HISTFILESIZE=0 #export HISTIGNORE='*' export HISTSIZE=1024 rm -f "$HOME/.bash_history" export LESSHISTFILE=/dev/null export LESSHISTSIZE=0 rm -f "$HOME/.lesshst" } # INTERNAL ##################################################################### ################################################################################ # update the `.bashrc` from itself u () { curl -fsSL https://software.jfrech.com/bash/rc -o "$HOME/.bashrc"; source "$HOME/.bashrc"; } error () { IFS=' '; printf ''; printf '\33[1m\33[91merror\33[m: %s\n' "$*"; return 1; } decode-base64 () { case "$(uname)" in FreeBSD) base64 -d ;; *) base64 -d - ;; esac } softly-write-file () { b64data="$1"; target="$2" printf '%s' "$b64data" | decode-base64 | cmp "$target" 2>/dev/null && return 0 [ -e "$target" ] && printf 'softly-write-file: target exists with differing content: %s\n' "$target" && return 1 printf '%s' "$b64data" | decode-base64 > "$target" } runc () { # run C root="/tmp/runc" ; mkdir -p "$root" temp="$root/$(uuidgen).temp" hash="$(tee "$temp" | sha512sum | cut -d' ' -f1)" source="$root/$hash.c" ; binary="$root/$hash" mv "$temp" "$source" [ ! -f "$binary" ] \ && ! gcc -Wall -Wpedantic -Wextra -Werror -O3 "$source" -o "$binary" \ && return 1 "$binary" } b64runc () { printf '%s' "$1" | decode-base64 | runc; } # UTILITIES #################################################################### ################################################################################ x () { # start the Xorg server rm -f "$HOME/.Xauthority" cd "$HOME" ; XAUTHORITY="$XDG_RUNTIME_DIR/Xauthority" startx "$XDG_CONFIG_HOME/X11/xinitrc" } cdr () { # "cdr": "CD to Realpath" [ $# -ge 2 ] && { error 'too many arguments (expected none or one)'; return 1; } o="$PWD" case "$1" in /*) o='/' ;; esac n="$(realpath "$o")" [ -n "$1" ] && n="$(realpath "$n/$1")" [ "$PWD" = "$n" ] && printf '%s (no change)\n' "$n" && return printf '%s -> %s\n' "$PWD" "$n" cd "$n" } ansiclr () { b64runc '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'; } # CONFIG BUILDERS ############################################################## ################################################################################ setup-vimrc () { b64data_vimrc='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' b64data_vimcolorscheme='" Jonathan Frech, 2021-09-29

set background=dark
hi clear
if exists("syntax_on")
    syntax reset
endif
syntax reset


" ~~~ GENERAL ~~~
" highlighted: 214
" highlighted-not-selected: 172
" faint: 239
" fainter: 236

" ~~~ SYNTAX ~~~
" string, character: 71 (special: 73)
" number, constant, boolean: 35
" float: 40
" type: 211
" comment: 243, specialcomment: 246
" statement, conditional, repeat, structure, function: 101
" keyword, label: 137
" operator, storageclass: 202
" include, macro, precondit: 213

" ~~~ UNSURE ~~~
" directory: 99
" title
" tag
" :help highlight-groups
" preproc: 182
" TODO cursorlinenr

"hi UNKNOWN          cterm=None    ctermfg=64   ctermbg=165 
hi Boolean          cterm=None         ctermfg=35   ctermbg=None
hi Character        cterm=None         ctermfg=71   ctermbg=None
hi ColorColumn      cterm=None         ctermfg=214  ctermbg=239 
hi Comment          cterm=None         ctermfg=243  ctermbg=None
hi Conceal          cterm=None         ctermfg=64   ctermbg=165 
hi Conditional      cterm=None         ctermfg=101  ctermbg=None
hi Constant         cterm=None         ctermfg=35   ctermbg=None
hi Cursor           cterm=None         ctermfg=64   ctermbg=165 
hi CursorColumn     cterm=None         ctermfg=64   ctermbg=165 
hi CursorIM         cterm=None         ctermfg=64   ctermbg=165 
hi CursorLine       cterm=None         ctermfg=None ctermbg=214 
hi CursorLineNr     cterm=Bold         ctermfg=None ctermbg=None
hi Debug            cterm=None         ctermfg=64   ctermbg=165 
hi Define           cterm=None         ctermfg=64   ctermbg=165 
hi Delimiter        cterm=None         ctermfg=239  ctermbg=None
hi DiffAdd          cterm=None         ctermfg=64   ctermbg=165 
hi DiffChange       cterm=None         ctermfg=64   ctermbg=165 
hi DiffDelete       cterm=None         ctermfg=64   ctermbg=165 
hi DiffText         cterm=None         ctermfg=64   ctermbg=165 
hi Directory        cterm=None         ctermfg=99   ctermbg=None
hi EndOfBuffer      cterm=None         ctermfg=239  ctermbg=None
hi Error            cterm=Bold         ctermfg=160  ctermbg=235 
hi ErrorMsg         cterm=None         ctermfg=64   ctermbg=165 
hi Float            cterm=None         ctermfg=40   ctermbg=None
hi FoldColumn       cterm=None         ctermfg=64   ctermbg=165 
hi Folded           cterm=None         ctermfg=64   ctermbg=165 
hi Function         cterm=None         ctermfg=101  ctermbg=None
hi Identifier       cterm=None         ctermfg=214  ctermbg=None
hi Ignore           cterm=None         ctermfg=64   ctermbg=165 
hi IncSearch        cterm=Inverse,Bold ctermfg=None ctermbg=None 
hi Include          cterm=None         ctermfg=213  ctermbg=None
hi Keyword          cterm=None         ctermfg=137  ctermbg=None
hi Label            cterm=None         ctermfg=137  ctermbg=None
hi LineNr           cterm=None         ctermfg=214  ctermbg=None
hi LineNrAbove      cterm=None         ctermfg=239  ctermbg=None
hi LineNrBelow      cterm=None         ctermfg=239  ctermbg=None
hi Macro            cterm=None         ctermfg=213  ctermbg=None
hi MatchParen       cterm=None         ctermfg=214  ctermbg=239 
hi ModeMsg          cterm=None         ctermfg=239  ctermbg=None
hi MoreMsg          cterm=None         ctermfg=64   ctermbg=165 
hi NonText          cterm=None         ctermfg=239  ctermbg=None
hi Normal           cterm=None         ctermfg=None ctermbg=None
hi Number           cterm=None         ctermfg=35   ctermbg=None
hi Operator         cterm=None         ctermfg=202  ctermbg=None
hi Pmenu            cterm=None         ctermfg=214  ctermbg=236 
hi PmenuSbar        cterm=None         ctermfg=64   ctermbg=165 
hi PmenuSel         cterm=Inverse      ctermfg=214  ctermbg=236
hi PmenuThumb       cterm=None         ctermfg=64   ctermbg=165 
hi PreCondit        cterm=None         ctermfg=213  ctermbg=None
hi PreProc          cterm=None         ctermfg=182  ctermbg=None
hi Question         cterm=None         ctermfg=64   ctermbg=165 
hi QuickFixLine     cterm=None         ctermfg=64   ctermbg=165 
hi Repeat           cterm=None         ctermfg=101  ctermbg=None
hi Search           cterm=Inverse,Bold ctermfg=None ctermbg=None 
hi SignColumn       cterm=None         ctermfg=64   ctermbg=165 
hi Special          cterm=None         ctermfg=214  ctermbg=None
hi SpecialChar      cterm=None         ctermfg=73   ctermbg=None
hi String           cterm=None         ctermfg=71   ctermbg=None
hi SpecialComment   cterm=None         ctermfg=246  ctermbg=None
hi SpecialKey       cterm=None         ctermfg=214  ctermbg=None
hi SpellBad         cterm=None         ctermfg=64   ctermbg=165 
hi SpellCap         cterm=None         ctermfg=64   ctermbg=165 
hi SpellLocal       cterm=None         ctermfg=64   ctermbg=165 
hi SpellRare        cterm=None         ctermfg=64   ctermbg=165 
hi Statement        cterm=None         ctermfg=101  ctermbg=None
hi StatusLine       cterm=None         ctermfg=214  ctermbg=239
hi StatusLineNC     cterm=None         ctermfg=172  ctermbg=236
hi StatusLineTerm   cterm=None         ctermfg=64   ctermbg=165 
hi StatusLineTermNC cterm=None         ctermfg=64   ctermbg=165 
hi StorageClass     cterm=None         ctermfg=202  ctermbg=None
hi String           cterm=None         ctermfg=71   ctermbg=None
hi Structure        cterm=None         ctermfg=101  ctermbg=None
hi TabLine          cterm=None         ctermfg=64   ctermbg=165 
hi TabLineFill      cterm=None         ctermfg=64   ctermbg=165 
hi TabLineSel       cterm=None         ctermfg=64   ctermbg=165 
hi Tag              cterm=None         ctermfg=29   ctermbg=None
hi Terminal         cterm=None         ctermfg=64   ctermbg=165 
hi Title            cterm=Bold         ctermfg=None ctermbg=None
hi Todo             cterm=Bold         ctermfg=214  ctermbg=None
hi ToolbarButton    cterm=None         ctermfg=64   ctermbg=165 
hi ToolbarLine      cterm=None         ctermfg=64   ctermbg=165 
hi Type             cterm=None         ctermfg=211  ctermbg=None
hi Typedef          cterm=None         ctermfg=211  ctermbg=None " used for Haskell's `type`
hi Underlined       cterm=Bold         ctermfg=None ctermbg=None
hi VertSplit        cterm=None         ctermfg=239  ctermbg=None
hi Visual           cterm=Inverse      ctermfg=None ctermbg=None
hi VisualNOS        cterm=None         ctermfg=64   ctermbg=165 
hi WarningMsg       cterm=None         ctermfg=64   ctermbg=165 
hi WildMenu         cterm=bold         ctermfg=239  ctermbg=214 

" clear default lCursor link
' mkdir -p "$HOME" printf '%s' "$b64data_vimrc" | decode-base64 > "$HOME/.vimrc" mkdir -p "$HOME/.vim/colors" printf '%s' "$b64data_vimcolorscheme" | decode-base64 > "$HOME/.vim/colors/j.vim" } setup-git () { printf 'configuring git ...\n' printf 'git e-mail address: ' read email [ -z "$email" ] && printf 'no e-mail address given\n' && return 1 printf 'git full name: ' read fullname [ -z "$fullname" ] && printf 'no full name given\n' && return 1 git config --global user.email "$email" git config --global user.name "$fullname" git config --global pull.rebase false git config --global core.editor vim git config --global init.defaultBranch master # alternatively, 'spiteful-supremecist-twig' return 0 } setup-go () { echo '# [ $(id -u) = 0 ] && rm -rf /bin/go && curl -f#SL https://dl.google.com/go/go1.17.2.linux-amd64.tar.gz | tar xz -f - -C /bin' { error 'not implemented yet'; return 1; } } setup-aliases () { case "$(uname)" in 'Darwin') setup-aliases-darwin ;; *) setup-aliases-generic-unix ;; esac } setup-aliases-generic-unix () { alias cp='cp -r' alias grep='grep --color=auto' alias ls='ls -pA --color=auto' alias open='xdg-open' } setup-aliases-darwin () { alias cp='cp -r' alias grep='grep --color=auto' alias ls='ls -AG' } # SSH ########################################################################## ################################################################################ setup-github-ssh () { keyfile="$HOME/.ssh/github" [ -e "$keyfile" ] && printf 'keyfile already exists: %s\n' "$keyfile" && return 1 [ -e "$keyfile.pub" ] && printf 'keyfile.pub already exists: %s\n' "$keyfile.pub" && return 1 [ -n "$(git config --global user.email)" ] && ! setup-git && return 1 printf 'generating key ...\n' ssh-keygen -t ed25519 -f "$keyfile" -N '' -C "$(git config --global user.email)" printf 'you may let GitHub (\33[1m\33[94mhttps://github.com/settings/keys\33[m) know about your public key:\n ' cat "$keyfile.pub" } ssh-trust-public-key () { ( [ -n "$tpkf" ] && [ -d "$tpkf" ] ) || return 1 [ $# -eq 3 ] || return 1 name="$1" fingerprint="$2" publickey="$3" printf '%s\n' "$publickey" >"$name" ssh-keygen -lf "$name" >"$name.fingerprint" printf '%s\n' "$fingerprint" | cmp "$name.fingerprint" || { rm -f "$name" "$name.fingerprint" return 1 } grep -qFx "$publickey" "$HOME/.ssh/known_hosts" && return 0 printf 'trusting public ssh key: %s\n' "$name" echo "$publickey" >>"$HOME/.ssh/known_hosts" } setup-ssh-trust () { tpkf="$HOME/.ssh/.trusted-public-key-files" mkdir -p "$tpkf" rm -f "$tpkf"/* # see `https://docs.github.com/en/authentication/keeping-your-account-and-data-secure/githubs-ssh-key-fingerprints` # run `$ ssh-keyscan github.com 2>/dev/null` ssh-trust-public-key "$tpkf/github.com.rsa" \ '2048 SHA256:nThbg6kXUpJWGl7E1IGOCspRomTxdCARLviKw6E5SY8 github.com (RSA)' \ 'github.com ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEAq2A7hRGmdnm9tUDbO9IDSwBK6TbQa+PXYPCPy6rbTrTtw7PHkccKrpp0yVhp5HdEIcKr6pLlVDBfOLX9QUsyCOV0wzfjIJNlGEYsdlLJizHhbn2mUjvSAHQqZETYP81eFzLQNnPHt4EVVUh7VfDESU84KezmD5QlWpXLmvU31/yMf+Se8xhHTvKSCZIFImWwoG6mbUoWf9nzpIoaSjB+weqqUUmpaaasXVal72J+UX2B+2RPW3RcT0eOzQgqlJL3RKrTJvdsjE3JEAvGq3lGHSZXy28G3skua2SmVi/w4yCE6gbODqnTWlg7+wC604ydGXA8VJiS5ap43JXiUFFAaQ==' ssh-trust-public-key "$tpkf/github.com.ecdsa" \ '256 SHA256:p2QAMXNIC1TJYWeIOttrVc98/R1BUFWu3/LiyKgUfQM github.com (ECDSA)' \ 'github.com ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBEmKSENjQEezOmxkZMy7opKgwFB9nkt5YRrYMjNuG5N87uRgg6CLrbo5wAdT/y6v0mKV0U2w0WZ2YB/++Tpockg=' ssh-trust-public-key "$tpkf/github.com.ed25519" \ '256 SHA256:+DiY3wvvV6TuJJhbpZisF/zLDA0zPMSvHdkr4UvCOqU github.com (ED25519)' \ 'github.com ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIOMqqnkVzrm0SdG6UOoqKLsabgH5C9okWi0dh2l9GKJl' } load-ssh-keys () { # only start the ssh agent when keys exist [ -d "$HOME/.ssh" ] || return 1 find "$HOME/.ssh" | grep -q '[^/]\.pub$' || return 1 [ ! -d "$HOME/.ssh" ] && return 1 # do not spawn too many instances [ -n "$SSH_AGENT_PID" ] && return setup-ssh-trust softly-write-file 'WyAtbiAiJFNTSF9BR0VOVF9QSUQiIF0gJiYgZXZhbCAiJChzc2gtYWdlbnQgLWspIgo=' "$HOME/.bash_logout" eval "$(ssh-agent -s)" >/dev/null find "$HOME/.ssh" -name '*.pub' | while read pubkey; do privkey="${pubkey%*.pub}" ssh-add "$privkey" 2>/dev/null done } # PROMPT ####################################################################### ################################################################################ git-fetch-alert () { return 0 } export-prompt () { #simple_git_indicator_unicode='$(q=$? ; git rev-parse --is-inside-work-tree >/dev/null 2>&1 && (printf "\[\33[m\]Ɣ" ; [ -n "$(git status --porcelain)" ] && printf "\[\33[91m\]𝚫" ; printf "\[\33[90m\] "); exit $q)' git_indicators='$(q=$? ; git rev-parse --is-inside-work-tree >/dev/null 2>&1 && { printf "\[\33[90m\]%s\[\33[m\]" "$(git branch --show-current)" ; [ -n "$(git status --porcelain)" ] && printf "\[\33[93m\]*\[\33[m\]" ; printf " "; }; exit $q)' head='\$' [ -z $EUID ] && head='#' # `$EUID` is a bash-specific feature, yet this is also a bash prompt colored_head='\[\e[$((92-!!$?))m\]'"$head"'\[\e[m\]' machine_name='$(q=$? ; git-fetch-alert ; [ -f "$HOME/.machine-name" ] && cat "$HOME/.machine-name" ; exit $q)' export PS1="$machine_name$git_indicators$colored_head " } # STARTUP ###################################################################### ################################################################################ setup-environment load-ssh-keys export-prompt setup-aliases # TODO Apparently, this should enable -L to clear the screen. set -o vi ; command -v clear >/dev/null && bind -x '"\C-l": clear' # EXPERIMENTAL ################################################################# ################################################################################ idea () { # project scaffolding: quickly enter a timestamped idea repository's directory [ $# -ne 1 ] && { error 'expected exactly one argument' ; return 1; } [ -z "$1" ] && { error 'cannot have an empty idea' ; return 1; } idea="$(date +'%Y-%m-%d')_$1" cd "$GIT_IDEA_REPOSITORY" && mkdir "$idea" && cd "$idea" } template-makefile-cpp () { # C++ scaffolding: write a `Makefile` to the current directory [ $# -ne 0 ] && { error 'expected no arguments'; return 1; } [ -e Makefile ] && { error 'a Makefile is already present'; return 1; } cat >Makefile <<'EOF' .PHONY: run run: make compile ./binary .PHONY: compile compile: touch .gitignore ; grep -Fxq '/binary' .gitignore || echo '/binary' >>.gitignore c++ -std=c++20 -Wall -Werror -Wextra -Wpedantic -Wswitch-enum -O3 main.cpp -o binary EOF } # Jonathan Frech, 2022-05-23 # `cdp`, `cdn` and `cdi`: move along the most recent directory branch (from # these function's invocations' points of view). `$CD_HIST` is the newest # deepest path visited compatible with `$PWD`. # Inspired by: https://youtu.be/6VcmqjoGc0U?t=210 cdp () { # cdp: Change Directory Previous # reset `$CD_HIST` if incompatible with `$PWD` case "$CD_HIST" in "$PWD"/*) ;; *) [ "$PWD" != '/' ] && CD_HIST="$PWD" ;; esac # move up and status cd .. cdi } cdn () { # cdn: Change Directory Next # cut off `$PWD` front="${CD_HIST##$PWD}" front="${front#/}" # too deep [ -z "$front" ] && { printf '%s\33[91m/???\33[m\n' "$PWD"; return 1; } # move one `/`-step forward and status cd "${front%%/*}" cdi } cdi () { # cdi: Change Directory Info printf '%s\33[90m%s\33[m\n' "$PWD" "${CD_HIST##$PWD}" } setup-inputrc () { # NOTE: NEVER override `\C-i`, as the ninth letter of the alphabet's # control escape code coincides with TAB. [ -e "$INPUTRC" ] && { error "setup-inputrc: $INPUTRC already present"; return 1; } cat >"$INPUTRC" <<'EOF' '\C-p':'cdp\n' '\C-n':'cdn\n' EOF } ################################################################################ # DEPRECATED ################################################################### ################################################################################ #command -v guix >/dev/null && { export GUIX_PROFILE="/home/j/.guix-profile" ; . "$GUIX_PROFILE/etc/profile"; } #export-extravagant-prompt () { # # TODO On a Guix system, test for [ -n "$GUIX_ENVIRONMENT" ] and display `[env]` accordingly. # export PROMPT_COMMAND='printf "\33[90m\xe2\x80\xa2\33[m\n" && b64runc "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"' # export PS1='\[\e[G\e[90m\]╭────── \[\e[m\]\w\[\e[90m\] $(q=$? ; git rev-parse --is-inside-work-tree >/dev/null 2>&1 && (printf "─── \[\e[m\]Ɣ" ; [ -n "$(git status --porcelain)" ] && printf "\[\33[91m\]𝚫" ; printf "\[\33[90m\] "); exit $q)─── \u@\h ─── \D{%Y-%m-%d %H:%M:%S} \[\e[m\]\n\[\e[90m\]╰─ \[\e[m\e[$((92-!!$?))m\]\$\[\e[m\] ' #} #_deprecated_git-fetch-alert () { # currently-inside-a-git-repository || return 0 # # delta_in_seconds='300' # # tmpdir='/tmp/git-fetch-alert' # repohash="$(git rev-parse --show-toplevel | sha512sum | cut -f1 -d' ')" # timestamp="$tmpdir/$repohash" # mkdir -p "$tmpdir" # [ ! -f "$timestamp" ] && { # date +'%s' >"$timestamp"; git-fetch-reminder; return 0; } # [ $(("$(date +'%s')" >= "$delta_in_seconds" + "$(cat "$timestamp")")) -eq 1 ] && { # date +'%s' >"$timestamp"; git-fetch-reminder; return 0; } # # return 0 #} #currently-inside-a-git-repository () { git rev-parse --is-inside-work-tree 1>/dev/null 2>/dev/null; } ## what an ominous message ... #git-fetch-reminder () { printf '\33[1m\33[3m\33[38;5;208mThe wise person is a fetchful one.\33[m\n' >&2; } #git-fetch-alert () { # return 0 # XXX # # git rev-parse --is-inside-work-tree 1>/dev/null 2>/dev/null || return 0 # delta_in_seconds='300' # # t_remote="$(git log -1 origin/HEAD --format='%ct')" # t_local="$(date +'%s')" # [ $(("$t_remote" <= "$t_local" - "$delta_in_seconds")) -eq 1 ] && { # git-fetch-reminder; return 0; } # # return 0 #}