install.sh

   1 #! /usr/bin/sh
   2
   3 # Needs to be updated each version bump
   4 VERSION="0.3.1"
   5
   6 DOWNLOAD_LOCATION="/tmp/ouch-binary"
   7 INSTALLATION_LOCATION="/usr/local/bin/ouch"
   8 REPO_URL="https://github.com/ouch-org/ouch"
   9
  10 # If env var ACCESSIBLE is set (to a nonempty value), suppress output of
  11 # `curl` or `wget`
  12
  13
  14 # Panics script if anything fails
  15 set -e
  16
  17 abort() {
  18     echo "error occurred, aborting." ; exit 1
  19 }
  20
  21 install() {
  22     echo "Ouch v$VERSION."
  23
  24     printf "Detected system: "
  25     # System detection from https://stackoverflow.com/a/27776822/9982477
  26     # Go there to see a full table of what `uname -s` might output
  27     case "$(uname -s)" in
  28         Linux)
  29             echo "Linux."
  30             system_suffix="-linux-musl"
  31         ;;
  32
  33         Darwin)
  34             echo "Mac OS X."
  35             system_suffix="-apple-darwin"
  36         ;;
  37
  38         CYGWIN*|MINGW32*|MSYS*|MINGW*)
  39             echo "Windows."
  40             system_suffix="-pc-windows-msvc.exe"
  41         ;;
  42
  43         *)
  44             echo "ERROR."
  45             echo "This script only works for installing on Linux, Mac OS and Windows."
  46             echo "We found '$(uname -s)' instead."
  47             echo ""
  48             echo "To install 'ouch' you can opt for other installation method"
  49             echo "listed at $REPO_URL"
  50             echo ""
  51             echo "If you think this is an error, please open an issue"
  52             exit 1
  53         ;;
  54     esac
  55
  56     binary_file_name="ouch-x86_64${system_suffix}"
  57     binary_url="https://github.com/ouch-org/ouch/releases/download/${VERSION}/${binary_file_name}"
  58
  59     echo ""
  60
  61     # Set $downloader
  62     downloader_quiet_flag=""
  63     if [ $(which curl) ]; then
  64         downloader="curl"
  65         if [ "$ACCESSIBLE" ]; then downloader_quiet_flag="--silent"; fi
  66         downloader_command="curl $downloader_quiet_flag -fSL $binary_url -o $DOWNLOAD_LOCATION"
  67     elif [ $(which wget) ]; then
  68         downloader="wget"
  69         if [ "$ACCESSIBLE" ]; then downloader_quiet_flag="--quiet"; fi
  70         downloader_command="wget $downloader_quiet_flag $binary_url -O $DOWNLOAD_LOCATION"
  71     else
  72         echo "ERROR: have not found 'curl' nor 'wget' to donwload ouch binary."
  73         exit 1
  74     fi
  75
  76     if [ -f "$DOWNLOAD_LOCATION" ]; then
  77         echo "Reusing downloaded binary at '$DOWNLOAD_LOCATION'."
  78     else
  79         echo "Downloading binary to '$DOWNLOAD_LOCATION' with $downloader."
  80         echo "From $binary_url"
  81         # Run command to download binary
  82         $downloader_command
  83     fi
  84
  85     echo ""
  86
  87     if [ "$USER" = "root" ]; then
  88         echo "Detected root user, trying to copy $DOWNLOAD_LOCATION to $INSTALLATION_LOCATION."
  89         cp $DOWNLOAD_LOCATION $INSTALLATION_LOCATION
  90         chmod +x $INSTALLATION_LOCATION
  91     else
  92         echo "Asking for \"sudo\" permissions to finish installation."
  93         echo "Permission is needed to copy '$DOWNLOAD_LOCATION' to '$INSTALLATION_LOCATION'"
  94
  95         sudo cp $DOWNLOAD_LOCATION $INSTALLATION_LOCATION
  96         sudo chmod +x $INSTALLATION_LOCATION
  97     fi
  98
  99     echo ""
 100
 101     echo "Successfully installed!"
 102     echo "See $REPO_URL for usage instructions."
 103 }
 104
 105 install