Squashed 'external/toxcore/c-toxcore/' content from commit 67badf69

git-subtree-dir: external/toxcore/c-toxcore
git-subtree-split: 67badf69416a74e74f6d7eb51dd96f37282b8455

.github/scripts/coverage-linux

@@ -0,0 +1,61 @@
+#!/bin/bash
+
+set -eu
+
+NPROC=$(nproc)
+
+sudo apt-get install -y --no-install-recommends \
+  libgtest-dev \
+  libopus-dev \
+  libsodium-dev \
+  libvpx-dev \
+  llvm-11 \
+  ninja-build
+git clone --depth=1 https://github.com/ralight/mallocfail /tmp/mallocfail
+cd /tmp/mallocfail # pushd
+make
+sudo make install
+cd - # popd
+
+export CC=clang
+export CXX=clang++
+
+sudo install other/docker/coverage/run_mallocfail /usr/local/bin/run_mallocfail
+(cd other/proxy && go build)
+other/proxy/proxy &
+
+. ".github/scripts/flags-coverage.sh"
+
+cmake -B_build -H. -GNinja \
+  -DCMAKE_C_FLAGS="$C_FLAGS" \
+  -DCMAKE_CXX_FLAGS="$CXX_FLAGS" \
+  -DCMAKE_EXE_LINKER_FLAGS="$LD_FLAGS" \
+  -DCMAKE_SHARED_LINKER_FLAGS="$LD_FLAGS" \
+  -DCMAKE_INSTALL_PREFIX:PATH="$PWD/_install" \
+  -DENABLE_SHARED=OFF \
+  -DMIN_LOGGER_LEVEL=TRACE \
+  -DMUST_BUILD_TOXAV=ON \
+  -DNON_HERMETIC_TESTS=OFF \
+  -DSTRICT_ABI=ON \
+  -DTEST_TIMEOUT_SECONDS=120 \
+  -DUSE_IPV6=OFF \
+  -DAUTOTEST=ON \
+  -DPROXY_TEST=ON
+
+cmake --build _build --parallel "$NPROC" --target install -- -k 0
+
+cd _build # pushd
+ctest -j50 --output-on-failure --rerun-failed --repeat until-pass:6 ||
+  ctest -j50 --output-on-failure --rerun-failed --repeat until-pass:6
+
+export PYTHONUNBUFFERED=1
+run_mallocfail --ctest=2 --jobs=8
+cd - # popd
+
+#coveralls \
+#  --exclude auto_tests \
+#  --exclude other \
+#  --exclude testing \
+#  --gcov-options '\-lp'
+
+bash <(curl -s https://codecov.io/bash) -x "llvm-cov-11 gcov"