Support relative path for CMAKE_INSTALL_*DIR #481

	name: coverage

	on:
	pull_request:
	types: [opened, synchronize]
	push:
	branches:
	- c_master
	tags:
	- '*'

	jobs:

	codecov:
	timeout-minutes: 30
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v1
	- name: install depends
	run: \|
	sudo apt-get update
	sudo apt-get install g++-multilib lcov
	- name: Compile tests
	run: \|
	# install gtest
	BASE=`pwd`
	wget https://github.com/google/googletest/archive/release-1.7.0.zip -O googletest-release-1.7.0.zip
	unzip -q googletest-release-1.7.0.zip
	cd googletest-release-1.7.0
	g++ -m64 src/gtest-all.cc -I. -Iinclude -c -fPIC
	g++ -m64 src/gtest_main.cc -I. -Iinclude -c -fPIC
	ar -rv libgtest.a gtest-all.o
	ar -rv libgtest_main.a gtest_main.o
	mkdir -p ${BASE}/usr/include
	cp -r include/gtest ${BASE}/usr/include
	mkdir -p ${BASE}/usr/lib
	mv *.a ${BASE}/usr/lib
	cd ..

	mkdir build && cd build
	CMAKE_LIBRARY_PATH="${BASE}/build" GTEST_ROOT="${BASE}/usr" CMAKE_PREFIX_PATH="${BASE}/usr/gcc/lib64/cmake" cmake -DMSGPACK_32BIT=OFF -DBUILD_SHARED_LIBS=ON -DMSGPACK_CHAR_SIGN=signed -DMSGPACK_BUILD_EXAMPLES=ON -DMSGPACK_BUILD_TESTS=ON -DCMAKE_BUILD_TYPE=Debug -DMSGPACK_GEN_COVERAGE=ON ..
	make -j4
	make test
	- name: Upload coverage to Codecov
	working-directory: build
	run: \|
	# Create lcov report
	lcov --capture --directory . --output-file coverage.info
	lcov --remove coverage.info '/usr/*' --output-file coverage.info # filter system-files
	lcov --list coverage.info # debug info
	# Uploading report to CodeCov
	bash <(curl -s https://codecov.io/bash) -f coverage.info \|\| echo "Codecov did not collect coverage reports"

Provide feedback