install.sh

   1 #!/bin/sh
   2
   3 set -e
   4
   5 check_vim()
   6 {
   7     if /usr/bin/vim --version | grep -q "NVIM"; then
   8         return
   9     fi
  10
  11     if /usr/bin/vim --version | grep -q "$1"; then
  12         echo "vim has support for $1."
  13     else
  14         echo "vim has no support for $1. Aborting."
  15         exit
  16     fi
  17 }
  18
  19 check_py3()
  20 {
  21     if python3 -c "import $1" 2>/dev/null; then
  22         echo "Python3 module '$1' exists."
  23     else
  24         echo "Python3 module '$1' missing. Aborting."
  25         exit
  26     fi
  27 }
  28
  29 check_prog()
  30 {
  31     if which "$1" > /dev/null; then
  32         echo "$1 found."
  33     else
  34         echo "$1 not found. Aborting."
  35         exit
  36     fi
  37 }
  38
  39 check_font()
  40 {
  41     if fc-list | grep -q "$1"; then
  42         echo "Font $1 found."
  43     else
  44         echo "Font $1 not found. Either install it or clear g:enable_plugin_devicons."
  45     fi
  46 }
  47
  48 check_requirements()
  49 {
  50     check_prog aspell
  51     check_prog curl
  52     check_prog git
  53     check_vim +python3
  54     check_vim +lua
  55     check_py3 neovim
  56     check_font "Hack NF"
  57 }
  58
  59 backup() {
  60     if [ -e $1 ]; then
  61         echo "  Move $1"
  62         mv $1 $2/
  63     fi
  64 }
  65
  66 install() {
  67     BACKUPDIR=$(mktemp -d "$HOME/.vim-old-XXXXXXXX")
  68     echo "Move old vim files to $BACKUPDIR"
  69     backup $HOME/.viminfo $BACKUPDIR
  70     backup $HOME/.vimrc $BACKUPDIR
  71     backup $HOME/.gvimrc $BACKUPDIR
  72     backup $HOME/.config/nvim $BACKUPDIR
  73
  74     echo ""
  75     echo "Installing files..."
  76     echo "# Empty" > $HOME/.viminfo
  77     ln -s $HOME/.vim/init.vim $HOME/.vimrc
  78     ln -s $HOME/.vim/gvimrc $HOME/.gvimrc
  79     ln -s $HOME/.vim $HOME/.config/nvim
  80
  81     cat << EOF
  82 At the first start the plugins will be installed. Hence, at the first
  83 start the plugin provided colorscheme is not available yet.
  84
  85 Add this line to your shell configuration, e.g., ~/.profile, to
  86 use vim as man pager:
  87   export MANPAGER=\"vi -c ASMANPAGER -\"
  88 EOF
  89 }
  90
  91
  92 check_requirements
  93 install