#!/bin/bash -e
################################################################################
##  File:  cmake.sh
##  Desc:  Installs CMake
################################################################################

# Test to see if the software in question is already installed, if not install it
echo "Checking to see if the installer script has already been run"
if command -v cmake; then
    echo "cmake is already installed"
else
	url=$(curl -s https://api.github.com/repos/Kitware/CMake/releases/latest | jq -r '.assets[].browser_download_url | select(contains("Linux-x86_64.sh"))')
	curl -sL ${url} -o cmakeinstall.sh \
	&& chmod +x cmakeinstall.sh \
	&& ./cmakeinstall.sh --prefix=/usr/local --exclude-subdir \
	&& rm cmakeinstall.sh
fi

# Run tests to determine that the software installed as expected
echo "Testing to make sure that script performed as expected, and basic scenarios work"
if ! command -v cmake; then
    echo "cmake was not installed"
    exit 1
fi