Skip coverage html generation in Alpine

There a bug either in the genhtml utility in Alpine or in coverage.py
that trips over some categories that are in the dump file. We don't use
these files in CI for anything so for now we should skip the html
generation.

Signed-off-by: Pablo Galindo <[email protected]>

.github/workflows/build.yml

@@ -72,6 +72,9 @@ jobs:
     container:
       image: alpine
       options: --cap-add=SYS_PTRACE
+    env:
+      # Coverage is kind of broken in Alpine
+      SKIP_COVERAGE_HTML: 1
     steps:
       - uses: actions/checkout@v4
       - name: Set up dependencies

Makefile

@@ -78,7 +78,9 @@ pycoverage:  ## Run the test suite, with Python code coverage
 		--cov-append $(PYTEST_ARGS) \
 		tests
 	$(PYTHON) -m coverage lcov -i -o pycoverage.lcov
-	genhtml *coverage.lcov  --branch-coverage --output-directory memray-coverage $(GENHTMLOPTS)
+	if [ -z "$$SKIP_COVERAGE_HTML" ]; then \
+		genhtml *coverage.lcov  --branch-coverage --output-directory memray-coverage $(GENHTMLOPTS); \
+	fi
 
 .PHONY: valgrind
 valgrind:  ## Run valgrind, with the correct configuration

news/693.bugfix.rst

@@ -0,0 +1 @@
+Fixed a bug that was causing tracking of runtime libraries that are part of the linker cache not work in macOS 15.