install.sh

   1 #! /usr/bin/sh
   2
   3 # Needs to be updated each version bump
   4 VERSION="0.1.5"
   5
   6 DOWNLOAD_LOCATION="/tmp/ouch"
   7 INSTALLATION_LOCATION="/usr/bin/ouch"
   8 REPO_URL="https://github.com/vrmiguel/ouch"
   9
  10 # Panicks script if anything fails
  11 set -e
  12
  13 abort() {
  14     echo "error occurred, aborting." ; exit 1
  15 }
  16
  17 install() {
  18     echo "Ouch v$VERSION."
  19
  20     printf "Detected system: "
  21     # System detection from https://stackoverflow.com/a/27776822/9982477
  22     # Go there to see a full table of what `uname -s` might output
  23     case "$(uname -s)" in
  24         Linux)
  25             echo "Linux."
  26             system_suffix="-ubuntu-18.04-glibc"
  27         ;;
  28
  29         Darwin)
  30             echo "Mac OS X."
  31             system_suffix="-macOS"
  32         ;;
  33
  34         CYGWIN*|MINGW32*|MSYS*|MINGW*)
  35             echo "Windows."
  36             system_suffix=".exe"
  37         ;;
  38
  39         *)
  40             echo "ERROR."
  41             echo "This script only works for installing on Linux, Mac OS and Windows."
  42             echo "We found '$(uname -s)' instead."
  43             echo ""
  44             echo "To install 'ouch' you can opt for other installation method"
  45             echo "listed at $REPO_URL"
  46             echo ""
  47             echo "If you think this is an error, please open an issue"
  48             exit 1
  49         ;;
  50     esac
  51
  52     binary_url="https://github.com/vrmiguel/ouch/releases/download/${VERSION}/ouch${system_suffix}"
  53
  54     echo ""
  55
  56     if [ -f "$DOWNLOAD_LOCATION" ]; then
  57         echo "Reusing downloaded binary at '$DOWNLOAD_LOCATION'."
  58     else
  59         echo "Downloading binary to '$DOWNLOAD_LOCATION' with curl."
  60         echo "From $binary_url"
  61         curl -fSL $binary_url -o $DOWNLOAD_LOCATION
  62     fi
  63
  64     echo ""
  65
  66     if [ "$USER" = "root" ]; then
  67         echo "Detected root user, trying to copy $DOWNLOAD_LOCATION to $INSTALLATION_LOCATION."
  68         cp $DOWNLOAD_LOCATION $INSTALLATION_LOCATION || abort
  69     else
  70         echo "Asking for \"sudo\" permissions to finish installation."
  71         echo "Permission is needed to copy '$DOWNLOAD_LOCATION' to '$INSTALLATION_LOCATION'"
  72
  73         sudo cp $DOWNLOAD_LOCATION $INSTALLATION_LOCATION || abort
  74     fi
  75
  76     echo ""
  77
  78     echo "Successfully installed!"
  79     echo "See $REPO_URL for usage instructions."
  80 }
  81
  82 install