Merge pull request #412 from eseiler/infra/ccache

[INFRA] Use ccache everywhere

Author: eseiler

cmake/ccache.cmake

@@ -15,10 +15,8 @@ include (FindPackageMessage)
 # * https://ccache.dev/
 # * https://cmake.org/cmake/help/latest/variable/CMAKE_LANG_COMPILER_LAUNCHER.html
 macro (raptor_require_ccache)
-    set (RAPTOR_USE_CCACHE
-         ON
-         CACHE BOOL "Use ccache if available."
-    )
+    option (RAPTOR_USE_CCACHE "Use ccache if available." ON)
+    option (RAPTOR_USE_CCACHE_IN_PARENT_PROJECT "Use ccache in parent project if available." OFF)
     set (RAPTOR_FPROFILE_ABS_PATH "-fprofile-abs-path")
     if (RAPTOR_USE_CCACHE)
         find_program (CCACHE_PROGRAM ccache)
@@ -42,7 +40,33 @@ macro (raptor_require_ccache)
             list (PREPEND CMAKE_C_LINKER_LAUNCHER "${CCACHE_PROGRAM}")
             list (APPEND SEQAN3_EXTERNAL_PROJECT_CMAKE_ARGS "-DCMAKE_CXX_LINKER_LAUNCHER=${CMAKE_CXX_LINKER_LAUNCHER}")
             list (APPEND SEQAN3_EXTERNAL_PROJECT_CMAKE_ARGS "-DCMAKE_C_LINKER_LAUNCHER=${CMAKE_C_LINKER_LAUNCHER}")
+        endif ()
 
+        if (RAPTOR_USE_CCACHE_IN_PARENT_PROJECT)
+            set (RAPTOR_FPROFILE_ABS_PATH
+                 ${RAPTOR_FPROFILE_ABS_PATH}
+                 PARENT_SCOPE
+            )
+            set (SEQAN3_EXTERNAL_PROJECT_CMAKE_ARGS
+                 ${SEQAN3_EXTERNAL_PROJECT_CMAKE_ARGS}
+                 PARENT_SCOPE
+            )
+            set (CMAKE_CXX_COMPILER_LAUNCHER
+                 ${CMAKE_CXX_COMPILER_LAUNCHER}
+                 PARENT_SCOPE
+            )
+            set (CMAKE_C_COMPILER_LAUNCHER
+                 ${CMAKE_C_COMPILER_LAUNCHER}
+                 PARENT_SCOPE
+            )
+            set (CMAKE_CXX_LINKER_LAUNCHER
+                 ${CMAKE_CXX_LINKER_LAUNCHER}
+                 PARENT_SCOPE
+            )
+            set (CMAKE_C_LINKER_LAUNCHER
+                 ${CMAKE_C_LINKER_LAUNCHER}
+                 PARENT_SCOPE
+            )
         endif ()
         unset (CCACHE_PROGRAM)
     endif ()

test/raptor-test.cmake

@@ -22,6 +22,7 @@ message (STATUS "${ColourBold}Configuring tests${ColourReset}")
 # ----------------------------------------------------------------------------
 
 get_filename_component (RAPTOR_ROOT_DIR "${CMAKE_CURRENT_LIST_DIR}/.." ABSOLUTE)
+option (RAPTOR_USE_CCACHE_IN_PARENT_PROJECT "" ON)
 add_subdirectory ("${RAPTOR_ROOT_DIR}" "${CMAKE_CURRENT_BINARY_DIR}/raptor")
 set_property (TARGET raptor PROPERTY RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/bin")
 target_compile_options (raptor_raptor INTERFACE "-pedantic" "-Wall" "-Wextra" "-Werror")

util/applications/src/CMakeLists.txt

@@ -11,6 +11,7 @@ set (CMAKE_LIBRARY_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/lib")
 set (CMAKE_RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/bin")
 
 get_filename_component (RAPTOR_ROOT_DIR "${CMAKE_CURRENT_LIST_DIR}/../../.." ABSOLUTE)
+option (RAPTOR_USE_CCACHE_IN_PARENT_PROJECT "" ON)
 add_subdirectory ("${RAPTOR_ROOT_DIR}" "${CMAKE_CURRENT_BINARY_DIR}/raptor")
 
 add_library (utility_common INTERFACE)

util/iScience/CMakeLists.txt

@@ -12,11 +12,11 @@ set (CMAKE_LIBRARY_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/lib")
 set (CMAKE_RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/bin")
 
 get_filename_component (RAPTOR_ROOT_DIR "${CMAKE_CURRENT_LIST_DIR}/../.." ABSOLUTE)
+option (RAPTOR_USE_CCACHE_IN_PARENT_PROJECT "" ON)
 add_subdirectory ("${RAPTOR_ROOT_DIR}" "${CMAKE_CURRENT_BINARY_DIR}/raptor")
 
 # Define cmake configuration flags to configure and build external projects with the same flags as specified for
 # this project.
-set (SEQAN3_EXTERNAL_PROJECT_CMAKE_ARGS "")
 list (APPEND SEQAN3_EXTERNAL_PROJECT_CMAKE_ARGS "--no-warn-unused-cli")
 list (APPEND SEQAN3_EXTERNAL_PROJECT_CMAKE_ARGS "-DCMAKE_C_COMPILER=${CMAKE_C_COMPILER}")
 list (APPEND SEQAN3_EXTERNAL_PROJECT_CMAKE_ARGS "-DCMAKE_C_FLAGS=${CMAKE_C_FLAGS} -w")

util/test/CMakeLists.txt

@@ -14,6 +14,7 @@ set (CMAKE_LIBRARY_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/lib")
 set (CMAKE_RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/bin")
 
 get_filename_component (RAPTOR_ROOT_DIR "${CMAKE_CURRENT_LIST_DIR}/../.." ABSOLUTE)
+option (RAPTOR_USE_CCACHE_IN_PARENT_PROJECT "" ON)
 add_subdirectory ("${RAPTOR_ROOT_DIR}" "${CMAKE_CURRENT_BINARY_DIR}/raptor")
 target_compile_options (raptor_raptor INTERFACE "-pedantic" "-Wall" "-Wextra" "-Werror")