mktar.pl: get version from the configure.ac file #74

	name: Ubuntu 20.04 x86_64

	on:
	push:
	branches: [ main ]
	pull_request:
	branches: [ main ]


	env:
	CC: clang

	jobs:
	ubuntu:
	strategy:
	matrix:
	os: [ ubuntu-20.04 ]
	runs-on: ${{ matrix.os }}

	steps:
	- uses: actions/checkout@v3

	- name: uname
	shell: bash
	run: \|
	cat /etc/issue
	uname -a
	autoconf --version
	make -v
	gcc -v
	clang -v
	dpkg -l libpam0g-dev

	- name: Install libpam0g-dev
	run: sudo apt install libpam0g-dev

	- name: autogen
	shell: bash
	working-directory: ${{github.workspace}}/src
	run: ./autogen.sh

	- name: gcc configure
	shell: bash
	working-directory: ${{github.workspace}}/src
	run: cc=gcc ./configure CFLAGS="-Wall"

	- name: gcc build
	shell: bash
	working-directory: ${{github.workspace}}/src
	run: make

	- name: test
	shell: bash
	working-directory: ${{github.workspace}}/src
	run: \|
	./screen -v
	./screen -S averyverylongsesssionnameaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa -d -m bash -c 'ping -c 8 localhost'
	./screen -ls \|\| echo $?
	./screen -S averyvery -d -m bash -c 'ping -c 8 localhost'
	./screen -ls
	make clean

	- name: clang configure
	shell: bash
	working-directory: ${{github.workspace}}/src
	run: cc=clang ./configure CFLAGS="-Wall"

	- name: clang build
	shell: bash
	working-directory: ${{github.workspace}}/src
	run: make

	- name: test
	shell: bash
	working-directory: ${{github.workspace}}/src
	run: \|
	./screen -v
	./screen --help
	./screen -ls \|\| echo $?

Provide feedback