dotfiles/config/shell/shenv

#!/usr/bin/env sh

#
# Shell common environment variables and functions (BusyBox compatible)
#

# Favourite commands
export PAGER=less
export EDITOR=nvim
export VISUAL=nvim
export BROWSER=firefox

# Load ssh-agent... ONCE

SSH_ENV="$HOME/.ssh/environment"

start_agent() {
    ssh-agent > "${SSH_ENV}"
    chmod 600 "${SSH_ENV}"
    . "${SSH_ENV}" > /dev/null
}

if [ -f "${SSH_ENV}" ]
then
    . "${SSH_ENV}" > /dev/null
    if [ ! -d "/proc/${SSH_AGENT_PID}" ] || [ "$(cat "/proc/${SSH_AGENT_PID}/comm")" != "ssh-agent" ]
    then
        start_agent
    fi
else
    start_agent
fi

direnv() { # environment variable name, path
    export "$1"="$2"
    mkdir -p "$2"
}

# Program-specific

export JAVA_FONTS=/usr/share/fonts/TTF # 2019-04-25 Attempt to remove .java/fonts remove if it didn't work
# export ANDROID_HOME=/opt/android-sdk
# export ARDUINO=/usr/share/arduino
# export ARDUINO_DIR=$ARDUINO
# export ARDMK_VENDOR=archlinux-arduino

# Get out of my $HOME!
direnv GOPATH "$HOME/.cache/go"
direnv CARGOHOME "$HOME/.cache/cargo" # There are config in there that we can version if one want
direnv CCACHE_BASEDIR "$HOME/.cache/ccache"
export CCACHE_CONFIGPATH="$HOME/.config/ccache.conf"
direnv GNUPGHOME "$HOME/.config/gnupg"
direnv GRADLE_USER_HOME "$HOME/.cache/gradle"
export INPUTRC="$HOME/.config/inputrc"
export LESSHISTFILE="$HOME/.cache/lesshst"
direnv MIX_ARCHIVES "$HOME/.cache/mix/archives"
direnv MONO_GAC_PREFIX "$HOME/.cache/mono"
export NODE_REPL_HISTORY="$HOME/.cache/node_repl_history"
direnv npm_config_cache "$HOME/.cache/npm"
direnv PARALLEL_HOME "$HOME/.cache/parallel"
export PYTHONSTARTUP="$HOME/.config/pythonstartup.py"
export SCREENRC="$HOME/.config/screenrc"
export SQLITE_HISTFILE="$HOME/.cache/sqlite_history"
export TASKRC="$HOME/.config/taskrc"
direnv TASKDATA "$HOME/.config/task"
direnv TERMINFO "$HOME/.config/terminfo"
direnv TIMEWARRIORDB "$HOME/.config/timewarrior"
export RXVT_SOCKET="$HOME/.cache/urxvtd-$HOST"
export MYVIMRC="$HOME/.config/vim/vimrc"
export VIMINIT="source $MYVIMRC"
direnv WINEPREFIX "$HOME/.cache/wineprefix/default"
direnv YARN_CACHE_FOLDER "$HOME/.cache/yarn"
export YARN_DISABLE_SELF_UPDATE_CHECK=true # This also disable the creation of a ~/.yarnrc file
export XAUTHORITY="$HOME/.config/Xauthority"

# And for the rest, see aliases
direnv JUNKHOME "$HOME/.cache/junkhome"

# Path

# Function stolen from Arch Linux /etc/profile
appendpath() {
    if [ ! -d "$1" ]; then
        return
    fi
    case ":$PATH:" in
    *:"$1":*) ;;

    *)
        # TODO Reverse order: I want the latest ones to supersedes the older ones
        export PATH="${PATH:+$PATH:}$1"
        ;;
    esac
}

appendpath '/usr/lib/ccache/bin'
appendpath "${GOPATH}/bin"
appendpath "$HOME/.local/bin"
appendpath "$HOME/.config/scripts"

# If running on termux, load those extra scripts
[ -d /data/data/com.termux/ ] && (
    appendpath "$HOME/.termux/scripts"
    appendpath "$HOME/.termux/bin"
)

# For superseding commands with better ones if they are present