Add guards to instrumentation logging functions #7

	name: Build

	on:
	workflow_dispatch: {}

	push:
	branches:
	- "master"

	tags:
	- "*"

	pull_request:
	branches:
	- "*"

	jobs:
	build_linux:
	runs-on: ubuntu-22.04
	timeout-minutes: 32

	steps:
	- name: Clone polytracker repository
	uses: actions/checkout@v3
	with:
	submodules: true
	fetch-depth: 1

	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v2

	- name: Build and export
	uses: docker/build-push-action@v4
	with:
	context: .
	no-cache: true
	tags: trailofbits/polytracker:latest
	outputs: \|
	type=image,name=trailofbits/polytracker:latest
	type=docker,dest=/tmp/polytracker.tar

	- name: Run tests
	uses: addnab/docker-run-action@v3
	with:
	image: trailofbits/polytracker:latest
	run: pytest /polytracker/tests

	- name: Upload artifact
	uses: actions/upload-artifact@v3
	with:
	name: polytracker docker image
	path: /tmp/polytracker.tar

	build_example:
	needs: build_linux
	strategy:
	matrix:
	example: [mupdf, poppler, qpdf]
	runs-on: ubuntu-22.04
	timeout-minutes: 32

	steps:
	- name: Clone polytracker repository
	uses: actions/checkout@v3
	with:
	submodules: true
	fetch-depth: 1

	- name: Download artifact
	uses: actions/download-artifact@v3
	with:
	name: polytracker docker image
	path: /tmp

	- name: Load image
	run: docker load --input /tmp/polytracker.tar

	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v2

	- name: Build ${{ matrix.example }}
	uses: docker/build-push-action@v4
	with:
	context: examples
	file: Dockerfile-${{ matrix.example }}.demo
	tags: trailofbits/polytracker-demo-${{ matrix.example }}:latest

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