fix

Author: zjw1111

CMakeLists.txt

@@ -35,16 +35,6 @@ project(paimon
         VERSION 0.1.0
         DESCRIPTION "Paimon C++ Project")
 
-# Setup ccache to accelerate compilation if available
-find_program(CCACHE_PROGRAM ccache)
-if(CCACHE_PROGRAM)
-    message(STATUS "Found ccache: ${CCACHE_PROGRAM}")
-    set(CMAKE_C_COMPILER_LAUNCHER "${CCACHE_PROGRAM}")
-    set(CMAKE_CXX_COMPILER_LAUNCHER "${CCACHE_PROGRAM}")
-else()
-    message(STATUS "ccache not found, compiling without cache acceleration")
-endif()
-
 string(TOUPPER "${CMAKE_BUILD_TYPE}" UPPERCASE_BUILD_TYPE)
 
 set(CMAKE_CXX_STANDARD 17)
@@ -197,6 +187,21 @@ if(UNIX)
                       all)
 endif(UNIX)
 
+# Setup ccache to accelerate compilation if available
+if(PAIMON_USE_CCACHE
+   AND NOT CMAKE_C_COMPILER_LAUNCHER
+   AND NOT CMAKE_CXX_COMPILER_LAUNCHER)
+
+    find_program(CCACHE_PROGRAM ccache)
+    if(CCACHE_PROGRAM)
+        message(STATUS "Found ccache: ${CCACHE_PROGRAM}")
+        set(CMAKE_C_COMPILER_LAUNCHER "${CCACHE_PROGRAM}")
+        set(CMAKE_CXX_COMPILER_LAUNCHER "${CCACHE_PROGRAM}")
+    else()
+        message(STATUS "ccache not found, compiling without cache acceleration")
+    endif()
+endif()
+
 include(SetupCxxFlags)
 
 # set compile output directory

ci/scripts/setup_ccache.sh

@@ -14,24 +14,12 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-# Centralized ccache configuration for CI environments.
-# All ccache parameters are defined here as environment variables so that
-# they can be tuned in a single place.
+echo "PAIMON_USE_CCACHE=ON" >> $GITHUB_ENV
 
-set -euo pipefail
+echo "CCACHE_COMPILERCHECK=content" >> $GITHUB_ENV
+echo "CCACHE_DIR=${HOME}/.ccache" >> $GITHUB_ENV
+echo "CCACHE_MAXSIZE=5G" >> $GITHUB_ENV
+echo "CCACHE_COMPRESS=true" >> $GITHUB_ENV
+echo "CCACHE_COMPRESSLEVEL=6" >> $GITHUB_ENV
 
-# ---- ccache parameters (edit here to change defaults) ----
-export CCACHE_MAXSIZE="${CCACHE_MAXSIZE:-5G}"
-export CCACHE_COMPRESS="${CCACHE_COMPRESS:-true}"
-export CCACHE_COMPRESSLEVEL="${CCACHE_COMPRESSLEVEL:-6}"
-
-# Apply configuration via ccache CLI (persisted to ~/.ccache/ccache.conf)
-ccache --set-config=max_size="${CCACHE_MAXSIZE}"
-ccache --set-config=compression="${CCACHE_COMPRESS}"
-ccache --set-config=compression_level="${CCACHE_COMPRESSLEVEL}"
-
-# Reset statistics so post-build stats reflect only this build
-ccache -z
-
-echo "=== ccache configured ==="
-ccache -p | grep -E "max_size|compression" || true
+mkdir -p "${HOME}/.ccache"

cmake_modules/DefineOptions.cmake

@@ -95,6 +95,9 @@ if("${CMAKE_SOURCE_DIR}" STREQUAL "${CMAKE_CURRENT_SOURCE_DIR}")
     define_option(PAIMON_BUILD_STATIC "Build static libraries" ON)
 
     define_option(PAIMON_BUILD_SHARED "Build shared libraries" ON)
+
+    define_option(PAIMON_USE_CCACHE "Use ccache when compiling (if available)" ON)
+
     #----------------------------------------------------------------------
     set_option_category("Test")