install.sh

   1 #!/bin/sh
   2
   3 set -e
   4
   5 check_vim()
   6 {
   7     if /usr/bin/vim --version | grep -q "$1"; then
   8         echo "vim has support for $1."
   9     else
  10         echo "vim has no support for $1. Aborting."
  11         exit
  12     fi
  13 }
  14
  15 check_py3()
  16 {
  17     if python3 -c "import $1" 2>/dev/null; then
  18         echo "Python3 module '$1' exists."
  19     else
  20         echo "Python3 module '$1' missing. Aborting."
  21         exit
  22     fi
  23 }
  24
  25 check_prog()
  26 {
  27     if which "$1" > /dev/null; then
  28         echo "$1 found"
  29     else
  30         echo "$1 not found. Aborting."
  31         exit
  32     fi
  33 }
  34
  35 check_requirements()
  36 {
  37     check_prog aspell
  38     check_prog curl
  39     check_prog git
  40     check_vim +python3
  41     check_py3 neovim
  42 }
  43
  44 backup() {
  45     if [ -e $1 ]; then
  46         echo "  Move $1"
  47         mv $1 $2/
  48     fi
  49 }
  50
  51 install() {
  52     BACKUPDIR=$(mktemp -d "$HOME/.vim-old-XXXXXXXX")
  53     echo "Move old vim files to $BACKUPDIR"
  54     backup $HOME/.viminfo $BACKUPDIR
  55     backup $HOME/.vimrc $BACKUPDIR
  56     backup $HOME/.gvimrc $BACKUPDIR
  57     backup $HOME/.config/nvim $BACKUPDIR
  58
  59     echo ""
  60     echo "Installing files..."
  61     echo "# Empty" > $HOME/.viminfo
  62     ln -s $HOME/.vim/init.vim $HOME/.vimrc
  63     ln -s $HOME/.vim/gvimrc $HOME/.gvimrc
  64     ln -s $HOME/.vim $HOME/.config/nvim
  65
  66     echo ""
  67     echo "vim-startify may complain about invalid viminfo file. It will"
  68     echo "disappear once you opened the first file."
  69     echo ""
  70     echo "Add this line to your shell configuration, e.g., ~/.profile, to"
  71     echo "use vim as man pager:"
  72     echo "  export MANPAGER=\"view -c MANPAGER -\""
  73 }
  74
  75
  76 check_requirements
  77 install