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Improve build cache (#14014)

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* Improve build cache: use it in deps, add sccache

* Add a way to to set `ccache` or `sccache` using CMAKE_CCACHE
This commit is contained in:
Mikhail f. Shiryaev
2026-06-14 12:35:56 +02:00
committed by GitHub
parent 2abfa512ef
commit 3e2373c86e
2 changed files with 21 additions and 6 deletions
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23
build_linux.sh
View File

@@ -504,13 +504,24 @@ if [[ -n "${USE_LLD}" ]] ; then
fi
fi
# Auto-detect ccache for faster rebuilds
export CMAKE_CCACHE_ARGS=()
if command -v ccache >/dev/null 2>&1 ; then
echo "ccache found at $(command -v ccache), enabling compiler caching..."
export CMAKE_CCACHE_ARGS=(-DCMAKE_C_COMPILER_LAUNCHER=ccache -DCMAKE_CXX_COMPILER_LAUNCHER=ccache)
CMAKE_CCACHE=${CMAKE_CCACHE:-}
if [ -n "$CMAKE_CCACHE" ]; then
echo "Checking ${CMAKE_CCACHE} environment variable for compiler cache program..."
CMAKE_CCACHE=$(command -v "${CMAKE_CCACHE}") || {
echo "CMAKE_CCACHE environment variable is set to '${CMAKE_CCACHE}' but it was not found in PATH."
CMAKE_CCACHE=""
}
elif command -v sccache >/dev/null 2>&1 ; then
CMAKE_CCACHE=$(command -v sccache)
elif command -v ccache >/dev/null 2>&1 ; then
CMAKE_CCACHE=$(command -v ccache)
fi
if [ -n "${CMAKE_CCACHE}" ] ; then
echo "${CMAKE_CCACHE} found, enabling compiler caching..."
export CMAKE_CCACHE_ARGS=(-DCMAKE_C_COMPILER_LAUNCHER="${CMAKE_CCACHE}" -DCMAKE_CXX_COMPILER_LAUNCHER="${CMAKE_CCACHE}")
else
echo "Note: ccache not found. Install ccache for faster rebuilds."
echo "Note: ccache or sccache are not found. Install either of them for faster rebuilds."
fi
if [[ -n "${BUILD_DEPS}" ]] ; then
@@ -525,7 +536,7 @@ if [[ -n "${BUILD_DEPS}" ]] ; then
BUILD_ARGS+=(-DCMAKE_BUILD_TYPE="${BUILD_CONFIG}")
fi
print_and_run cmake -S deps -B deps/$BUILD_DIR "${CMAKE_C_CXX_COMPILER_CLANG[@]}" "${CMAKE_LLD_LINKER_ARGS[@]}" -G Ninja "${COLORED_OUTPUT}" "${BUILD_ARGS[@]}"
print_and_run cmake -S deps -B deps/$BUILD_DIR "${CMAKE_C_CXX_COMPILER_CLANG[@]}" "${CMAKE_LLD_LINKER_ARGS[@]}" "${CMAKE_CCACHE_ARGS[@]}" -G Ninja "${COLORED_OUTPUT}" "${BUILD_ARGS[@]}"
print_and_run cmake --build deps/$BUILD_DIR -j1
fi

4
deps/CMakeLists.txt vendored
View File

@@ -196,6 +196,8 @@ if (NOT IS_CROSS_COMPILE OR NOT APPLE)
-DCMAKE_DEBUG_POSTFIX:STRING=d
-DCMAKE_C_COMPILER:STRING=${CMAKE_C_COMPILER}
-DCMAKE_CXX_COMPILER:STRING=${CMAKE_CXX_COMPILER}
-DCMAKE_C_COMPILER_LAUNCHER:STRING=${CMAKE_C_COMPILER_LAUNCHER}
-DCMAKE_CXX_COMPILER_LAUNCHER:STRING=${CMAKE_CXX_COMPILER_LAUNCHER}
-DCMAKE_TOOLCHAIN_FILE:STRING=${CMAKE_TOOLCHAIN_FILE}
-DCMAKE_EXE_LINKER_FLAGS:STRING=${CMAKE_EXE_LINKER_FLAGS}
-DCMAKE_SHARED_LINKER_FLAGS:STRING=${CMAKE_SHARED_LINKER_FLAGS}
@@ -241,6 +243,8 @@ else()
-DCMAKE_INSTALL_PREFIX:STRING=${DESTDIR}
-DCMAKE_PREFIX_PATH:STRING=${DESTDIR}
-DCMAKE_IGNORE_PREFIX_PATH:STRING=${CMAKE_IGNORE_PREFIX_PATH}
-DCMAKE_C_COMPILER_LAUNCHER:STRING=${CMAKE_C_COMPILER_LAUNCHER}
-DCMAKE_CXX_COMPILER_LAUNCHER:STRING=${CMAKE_CXX_COMPILER_LAUNCHER}
-DBUILD_SHARED_LIBS:BOOL=OFF
${_cmake_osx_arch}
"${_configs_line}"