A few small but useful additions from a newly set up env

[~bandali/configs] / .bashrc

diff --git a/.bashrc b/.bashrc
index a355b0c..87fdb99 100644 (file)
--- a/.bashrc
+++ b/.bashrc
@@ -1,9 +1,150 @@
-#
-# ~/.bashrc
-#
+# Bash initialization for interactive non-login shells and
+# for remote shells (info "(bash) Bash Startup Files").
 
-# If not running interactively, don't do anything
-[[ $- != *i* ]] && return
+# Export 'SHELL' to child processes.  Programs such as 'screen'
+# honor it and otherwise use /bin/sh.
+export SHELL
+
+if [[ $- != *i* ]]
+then
+    # We are being invoked from a non-interactive shell.  If this
+    # is an SSH session (as in "ssh host command"), source
+    # /etc/profile so we get PATH and other essential variables.
+    [[ -n "$SSH_CLIENT" ]] && source /etc/profile
+
+    # Don't do anything else.
+    return
+fi
+
+if [ -n "$IS_GUIX_SYSTEM" ]; then
+    # Source the system-wide file.
+    source /etc/bashrc
+fi
+
+# prompt
+# ------
+
+if [ -z "${debian_chroot:-}" ] && [ -r /etc/debian_chroot ]; then
+    debian_chroot=$(cat /etc/debian_chroot)
+fi
+
+b_prompt() {
+    case $TERM in
+        xterm*)
+            local TITLEBAR="\[\033]0;${debian_chroot:+($debian_chroot) }\h:\w\007\]"
+            ;;
+        *)
+            local TITLEBAR=''
+            ;;
+    esac
+
+    PS1="${TITLEBAR}\
+$([ $(id -u) = "0" ] && printf "\[\e[1;31m\]")\
+: ${debian_chroot:+($debian_chroot) }\
+\h:\w\
+$([ -n "$GUIX_ENVIRONMENT" ] && printf " [env]")\
+ ;\
+$([ $(id -u) = "0" ] && printf "\[\e[00m\]")\
+ "
+}
+b_prompt
+
+# cursor
+# ------
+
+# i-beam cursor (uncomment one of the two):
+# echo -e "\033[5 q"    # blinking
+# echo -e "\033[6 q"    # non-blinking
+
+# general configuration and completions
+# -------------------------------------
+
+# disallow overwriting existing file using redirection
+set -o noclobber
+# append to the history file, don't overwrite it
+shopt -s histappend
+shopt -s cmdhist
+# check the window size after each command and, if necessary,
+# update the values of LINES and COLUMNS.
+shopt -s checkwinsize
+# If set, the pattern "**" used in a pathname expansion context will
+# match all files and zero or more directories and subdirectories.
+#shopt -s globstar
+# for setting history length see HISTSIZE and HISTFILESIZE in bash(1)
+HISTSIZE=
+HISTFILESIZE=
+# don't put duplicate lines or lines starting with space in the
+# history.
+HISTCONTROL=ignoreboth
+# ignore a few very common commands and don't add them to history
+#HISTIGNORE='ls:l:ll:s:g:[bf]g:history:da:li'
+HISTTIMEFORMAT='%F %T '
+stty stop ""
+
+# make less more friendly for non-text input files, see lesspipe(1)
+[ -x /usr/bin/lesspipe ] && eval "$(SHELL=/bin/sh lesspipe)"
+
+export GCC_COLORS='error=01;31:warning=01;35:note=01;36:caret=01;32:locus=01:quote=01'
+
+# enable programmable completion features (not needed if already
+# enabled in /etc/bash.bashrc and if /etc/profile sources
+# /etc/bash.bashrc).
+if ! shopt -oq posix; then
+  if [ -f /usr/share/bash-completion/bash_completion ]; then
+    . /usr/share/bash-completion/bash_completion
+  elif [ -f /etc/bash_completion ]; then
+    . /etc/bash_completion
+  fi
+fi
+
+# source Guix shell config dirs, for vte.sh and bash completions
+GUIX_PROFILES=("${HOME}/.guix-profile"
+               "${HOME}/.config/guix/current")
+for profile in "${GUIX_PROFILES[@]}"; do
+    for dir in "${profile}/etc/bash_completion.d" "${profile}/etc/profile.d"; do
+        if [ -d "${dir}" ]; then
+            for f in "${dir}"/*; do
+                . $f
+            done
+        fi
+    done
+done
+
+# aliases and functions
+# ---------------------
+
+if [ -f ~/.bash_aliases ]; then
+    . ~/.bash_aliases
+fi
 
 alias ls='ls --color=auto'
-PS1='[\u@\h \W]\$ '
+alias l='ls -Flh'               # long format and human-readable sizes
+alias ll='l -a'                 # long format, all files
+alias dir='dir --color=auto'
+alias vdir='vdir --color=auto'
+alias grep='grep --color=auto'
+alias egrep='grep -E --color=auto'
+alias fgrep='grep -F --color=auto'
+alias mpv="mpv --ytdl-format=mp4"
+alias mv="mv -iv"
+alias cp="cp -iv"
+alias mbsync='mbsync -c "$XDG_CONFIG_HOME"/isync/mbsyncrc'
+alias getmail='getmail --getmaildir "$XDG_CONFIG_HOME"/getmail --rcfile getmailrc'
+alias m="mbsync csclub; mbsync kelar; mbsync shemshak; mbsync gnub; getmail"
+alias e="$EDITOR"
+alias se="SUDO_EDITOR=\"emacsclient\" sudo -e"
+
+alias alert='notify-send --urgency=low \
+-i "$([ $? = 0 ] && echo terminal || echo error)" \
+"$(history|tail -n1|sed -e '\''s/^\s*[0-9]\+\s*//;s/[;&|]\s*alert$//'\'')"'
+
+alias da='change-theme dark'
+alias li='change-theme light'
+
+alias dquilt="quilt --quiltrc=${XDG_CONFIG_HOME}/quilt/quiltrc-dpkg"
+. /usr/share/bash-completion/completions/quilt
+complete -F _quilt_completion -o filenames dquilt
+
+function t {
+  cd $(mktemp -d /tmp/$1.XXXX)
+}