Add installation script

README.md

@@ -10,6 +10,12 @@ Add to $HOME/.bashrc file:
 source $full_path_to_repository/bashrc
 ```
 
+or install by script
+
+```bash
+./install.sh
+```
+
 After that each bash login is ready to offer full functionality.
 
 For faster load can be set

install.sh

@@ -0,0 +1,12 @@
+#!/usr/bin/env bash
+
+set -E -o errexit -o nounset -o pipefail
+
+if grep -q -e 'source\s+.*/linux-workspace/bashrc\s*$' $HOME/.bashrc; then
+  echo "Linux Workspace configuration already exists in .bashrc !"
+  exit 1
+else
+  readonly SCRIPT_DIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" &>/dev/null && pwd -P)
+  echo "Adding to $HOME/.bashrc"
+  echo "source '$SCRIPT_DIR/bashrc'" >> "$HOME/.bashrc"
+fi