dotfiles/env.sh

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#!/bin/bash
set -e
ROOT=$(readlink -f $(dirname "${BASH_SOURCE[0]}"))
PM=n/a
DEFAULT_SHELL=$(getent passwd $USER | cut -d: -f7)
FISH=$(which fish)
XDG_CONFIG_HOME=${XDG_CONFIG_HOME-"$HOME/.config"}
if which pacman > /dev/null; then
PM=pacman
elif which apt > /dev/null; then
PM=apt
fi
if [ "$PM" = "n/a" ]; then
echo "Unsupported Package Manager"
exit -1
fi
in-china () {
if [ -z "$IS_CHINA" ]; then
IS_CHINA=no
if curl -q myip.ipip.net | grep '中国' > /dev/null; then
IS_CHINA=yes
fi
fi
[ "$IS_CHINA" = "no" ] && return -1
return 0
}
lnsf () {
[ "$#" -ne 2 ] && echo "lnsf <target> <symlink>" && return -1
local TARGET=$(readlink -f $1)
local SYMLNK=$2
[ -z "$TARGET" ] && echo "$1 not exists" && return -1
local SYMDIR=$(dirname $SYMLNK)
if [[ -n $SYMDIR && -L $SYMDIR ]]; then
rm -rf $SYMDIR
fi
mkdir -p $SYMDIR
[ ! -L $SYMLNK ] && rm -rf $SYMLNK
ln -sf $TARGET $SYMLNK
}
fish-is-default-shell () {
[ "$DEFAULT_SHELL" = "$FISH" ]
}
has-bluetooth () {
dmesg | grep -i bluetooth
}
eqv () {
local VERSION_PATH=$1
local VERSION=$2
[ ! -f $VERSION_PATH ] && return -1
local VERSION2=$(cat "$VERSION_PATH")
[ "$VERSION" = "$VERSION2" ]
}
# install basic common utilities
case "$PM" in
apt)
sudo apt install \
build-essential \
unzip p7zip \
openssh-client \
man sudo
;;
pacman)
sudo pacman -S --needed --needed \
base-devel \
unzip p7zip \
openssh \
man sudo
# install yay
if ! which yay; then
git clone --depth 1 https://aur.archlinux.org/yay.git /tmp/yay
cd /tmp/yay
makepkg -si
cd -
fi
;;
esac