#! /bin/bash function discover_os() { platform=unknown if [[ "$OSTYPE" == "linux-gnu" ]]; then echo -e "We are on\033[1;34m LINUX \033[0m" platform=linux elif [[ "$OSTYPE" == "linux" ]]; then echo -e "We are on\033[1;34m LINUX \033[0m" platform=linux elif [[ "$OSTYPE" == "darwin"* ]]; then echo -e "We are on\033[1;34m MAC OSX \033[0m" platform=osx elif [[ "$OSTYPE" == "cygwin" ]]; then echo -e "We are on\033[1;34m CYGWIN \033[0m" elif [[ "$OSTYPE" == "msys" ]]; then echo -e "We are on\033[1;34m Microsoft Window \033[0m" echo "This platform is not supported" exit 1 elif [[ "$OSTYPE" == "win32" ]]; then echo -e "We are on\033[1;34m Microsoft Window \033[0m" echo "This platform is not supported" exit 1 elif [[ "$OSTYPE" == "freebsd"* ]]; then echo -e "We are on\033[1;34m FREEBSD \033[0m" echo "This platform is not supported" exit 1 else echo -e "We are on an\033[1;34m unknown OS \033[0m" echo "This platform is not supported" exit 1 fi }