.bashrc (cfea70f) - dotfiles.git · David Blume's GitList

.bashrc

if [[ $(uname -s) != Darwin* ]] && [ -f /etc/bashrc ]; then
    # Fedora but not Macintosh requires explicit sourcing of /etc/bashrc
    # On Debian, it's /etc/bash.bashrc, but it doesn't have to be sourced here.
    . /etc/bashrc
fi

parse_git_branch() {
    git branch 2> /dev/null | sed -e '/^[^*]/d' -e 's/* $.*$/ ⌥\1/'
    #git branch 2> /dev/null | sed -e '/^[^*]/d' -e 's/* $.*$/ \1/'
}

if true ; then
    export PROMPT_DIRTRIM=1
    # I like 023 or 030 for the git branch color. See https://i.stack.imgur.com/UQVe5.png
    if [[ -n $SSH_CLIENT ]]; then
        export PS1='$(if [ $? -eq 0 ]; then echo -e "\[\e[32m\]\xe2\x9c\x93";
                      else echo -e "\[\e[31m\]\xe2\x9c\x97"; fi) \[\e[38;5;242m\]\h:\w\[\e[38;5;030m\]$(parse_git_branch)\[\e[38;5;242m\]$\[\e[0m\] '
    else
        export PS1='$(if [ $? -eq 0 ]; then echo -e "\[\e[32m\]\xe2\x9c\x93";
                      else echo -e "\[\e[31m\]\xe2\x9c\x97"; fi) \[\e[38;5;242m\]\w\[\e[38;5;030m\]$(parse_git_branch)\[\e[38;5;242m\]$\[\e[0m\] '
    fi
else
    export PROMPT_DIRTRIM=4
    if [[ -n $SSH_CLIENT ]]; then
        export PS1='$(if [ $? -eq 0 ]; then echo -e "\[\e[32m\]\xe2\x9c\x93";
                      else echo -e "\[\e[31m\]\xe2\x9c\x97"; fi) \[\e[38;5;242m\]\h:\w$\[\e[0m\] '
    else
        export PS1='$(if [ $? -eq 0 ]; then echo -e "\[\e[32m\]\xe2\x9c\x93";
                      else echo -e "\[\e[31m\]\xe2\x9c\x97"; fi) \[\e[38;5;242m\]\w$\[\e[0m\] '
    fi
fi

set -o vi

add_to_path() {
    if [ -d "$1" ] && [[ ! $PATH =~ (^|:)$1(:|$) ]]; then
        PATH+=:$1
    fi
}

# if this is a CygWin .bashrc, then set CygWin's commands first in PATH
# because link.exe and find.exe exist in Windows's path.
# Add /usr/lib/lapack at the end so python's numpy can find lapack_lite
# (Note: BSD bash, used by OS X doesn't have the "substr" test for expr.)
if [[ $(uname -s) == CYGWIN* ]]; then
    PATH=/usr/local/bin:/usr/bin:$PATH
    PATH=${PATH//":/usr/local/bin:/usr/bin"/} # delete any instances in middle
    add_to_path /usr/lib/lapack
    export GIT_SSH=/cygdrive/c/cygwin64/bin/ssh
    ulimit -n 1024 # for "duplicity"
elif [[ -n "${WSL_DISTRO_NAME}" ]]; then
    export BROWSER=/mnt/c/Program\ Files\ $x86$/Google/Chrome/Application/chrome.exe
fi

# change the color of directories in the ls command
if [[ $(uname -s) == Darwin* ]]; then
    export LSCOLORS=gxfxcxdxbxegedabagacad
    export CLICOLOR=1
else
    # After executing: dircolors -p > .dircolors
    # Lighten the color of directories from blue to light blue
    # sed -i '/# directory/c\DIR 00;36 # directory' .dircolors
    if [ -x /usr/bin/dircolors ]; then
        test -r ~/.dircolors && eval "$(dircolors -b ~/.dircolors)" || eval "$(dircolors -b)"
        alias ls='ls --color=auto'
    fi
fi

export P4DIFF='vim -d'  # Override from the command line: "P4DIFF=; p4 diff main.py"
export CSCOPE_EDITOR=vim

alias grep='grep --color=auto'
alias fgrep='fgrep --color=auto'
alias egrep='egrep --color=auto'
alias vim-='vim +"setl buftype=nofile" -'
alias tmux='tmux -2'

# colored GCC warnings and errors
export GCC_COLORS='error=01;31:warning=01;35:note=01;36:caret=01;32:locus=01:quote=01'

# Add to PATH only if not already in PATH.
add_to_path $HOME/bin

# For interactive shells ('i' in $-), disable stty flow control (ctrl+s,ctrl+q)
case "$-" in
*i*)
  stty start ''
  stty stop  ''
  stty -ixon # disable XON/XOFF flow control
  stty ixoff # enable sending (to app) of start/stop characters
  stty ixany # let any character restart output, not only start character
  ;;
*) ;;
esac

alias findinpyfiles="find . -name \*.py -print0 | xargs -0 grep -nI"
alias findinchppfiles="find . -type f $ -name \*.[ch]pp -or -name \*.[ch] $ -print0 | xargs -0 grep -nI"
alias findincppfiles="find . -type f $ -name \*.cpp -or -name \*.c $ -print0 | xargs -0 grep -nI"
alias findinhppfiles="find . -type f $ -name \*.hpp -or -name \*.h $ -print0 | xargs -0 grep -nI"

alias clip="expand | cut -b1-\$COLUMNS"

# For httpie: https://github.com/jakubroztocil/httpie#installation
alias https='http --default-scheme=https'

md() {
    declare -r sys_name=$(uname -s)
    if [[ $sys_name == Darwin* ]]; then
        declare -r T=$(mktemp $TMPDIR$(uuidgen).html)
        curl -s -X POST --data-binary @"$1" https://md.dlma.com/ > $T
        open $T
    elif [[ $sys_name == CYGWIN* ]]; then
        declare -r T=$(mktemp --suffix=.html)
        curl -s -X POST --data-binary @"$1" https://md.dlma.com/ > $T
        cygstart $T
    else
        declare -r T=$(mktemp --suffix=.html)
        curl -s -X POST --data-binary @"$1" https://md.dlma.com/ > $T
        if [[ -z "${WSL_DISTRO_NAME}" ]]; then
            xdg-open $T
            echo "rm \"$T\" >/dev/null 2>&1" | at now + 2 minutes
        else
            # Set BROWSER to your web browser's path
            "$BROWSER" $(realpath --relative-to=$PWD $T)
        fi
    fi
}

concept() {
    # apropos -s 7 . | awk '!/iso|latin/ {print $1}' | shuf -n 1 | xargs man 7
    apropos -s 7 . | awk '!/iso|latin/ {print $1}' | shuf -n 1 | pee "xargs echo man 7" "xargs man 7"
}

venv() {
    # Inspired by https://twitter.com/gvanrossum/status/1319328122618048514
    if hash deactivate 2>/dev/null; then
        deactivate
    fi
    if [[ $1 ]]; then
        if [ ! -f $1/bin/activate ]; then
            echo "Creating with: python3 -m venv $1"
            python3 -m venv $1
        fi
        source $1/bin/activate
    fi
}

# https://unix.stackexchange.com/questions/1288/preserve-bash-history-in-multiple-terminal-windows
HISTCONTROL=ignoredups:erasedups
HISTIGNORE="&:ls:[bf]g:exit:pwd:clear"
#HISTFILESIZE=2000
#HISTSIZE=2000
# [ $(wc -l < $HOME/.bash_history) -gt 950 ] && echo "David, your .bash_history is over 950 lines. Consider updating your .bashrc."
shopt -s histappend

if [ -f $HOME/.localrc ]; then
    source $HOME/.localrc
fi

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