Add code coverage

And make it available at https://jvoisin.github.io/fortify-headers/include/index.html

2 files changed, 53 insertions, 0 deletions

diff --git a/.github/workflows/coverage.yaml b/.github/workflows/coverage.yaml
new file mode 100644
index 0000000..94887f9
--- /dev/null
+++ b/.github/workflows/coverage.yaml
@@ -0,0 +1,45 @@
+name: Deploy static content to Pages
+
+on:
+  push:
+    branches: ["master"]
+
+  workflow_dispatch:
+
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+
+concurrency:
+  group: "pages"
+  cancel-in-progress: true
+
+jobs:
+  deploy:
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checking out the code
+        uses: actions/checkout@v3
+      - name: Downloading musl-based toolchain
+        run: wget https://musl.cc/x86_64-linux-musl-native.tgz
+      - name: Extracting musl-based toolchain
+        run: tar xzf ./x86_64-linux-musl-native.tgz
+      - name: Installing lcov
+        run: sudo apt install lcov
+      - name: Running the testsuite
+        run: make -C tests clean coverage
+      - name: Setup Pages
+        uses: actions/configure-pages@v3
+      - name: Upload artifact
+        uses: actions/upload-pages-artifact@v1
+        with:
+          # Upload entire repository
+          path: './tests/coverage/'
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@v2
+
diff --git a/tests/Makefile b/tests/Makefile
index 8eded26..2c4e067 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -1,4 +1,5 @@
 CC=../x86_64-linux-musl-native/bin/gcc
+GCOV=../x86_64-linux-musl-native/bin/gcov
 CFLAGS=-I../include/ -D_FORTIFY_SOURCE=3 -static -O2
 
 TARGETS=test_memcpy_static_write  \
@@ -21,6 +22,12 @@ TARGETS=test_memcpy_static_write  \
 
 all: $(TARGETS) run
 
+coverage: CFLAGS += -fprofile-arcs -ftest-coverage
+coverage: all
+        $(GCOV) *.c
+        lcov --capture --directory . --output-file coverage.info
+        genhtml coverage.info --output-directory coverage
+
 $(TARGETS): %: %.c
         $(CC) $(CFLAGS) -o $@ $<
 
@@ -33,4 +40,5 @@ clean:
         $(foreach EXE, $(TARGETS), \
                 rm -f ./$(EXE) \
         )
+        rm -rf ./*.gcno ./*.gcda ./*.gcov ./coverage.info ./coverage