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Refactor how CCache is set up

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* Use RULE_LAUNCH_COMPILE property as you're apparently supposed to
* Detect if compiler is already ccache to prevent build failure
This commit is contained in:
Nadia Holmquist Pedersen 2024-05-15 10:55:10 +02:00
parent 5ab8161a21
commit 747f50de98
2 changed files with 21 additions and 7 deletions
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9
CMakeLists.txt
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@ -26,6 +26,8 @@ include(CheckLibraryExists)
include(CMakeDependentOption)
include(CheckIPOSupported)
include(SetupCCache)
set(CMAKE_OSX_DEPLOYMENT_TARGET "10.15" CACHE STRING "Minimum OS X deployment version")
set(CMAKE_C_STANDARD 11)
@ -91,13 +93,6 @@ endif()
set(CMAKE_POSITION_INDEPENDENT_CODE ON)
find_program(CCACHE "ccache")
if (CCACHE)
message(STATUS "Using CCache to speed up compilation")
set(CMAKE_C_COMPILER_LAUNCHER ${CCACHE})
set(CMAKE_CXX_COMPILER_LAUNCHER ${CCACHE})
endif()
option(ENABLE_GDBSTUB "Enable GDB stub" ON)
if (ENABLE_GDBSTUB)
add_definitions(-DGDBSTUB_ENABLED)

19
cmake/SetupCCache.cmake Normal file
View File

@ -0,0 +1,19 @@
include(FindPackageMessage)
find_program(CCACHE "ccache")
cmake_dependent_option(USE_CCACHE "Use CCache to speed up repeated builds." ON CCACHE OFF)
if (NOT CCACHE OR NOT USE_CCACHE)
return()
endif()
# Fedora, and probably also Red Hat-based distros in general, use CCache by default if it's installed on the system.
# We'll try to detect this here, and exit if that's the case.
# Trying to launch ccache with ccache as we'd otherwise do seems to cause build issues.
if (CMAKE_C_COMPILER MATCHES "ccache" OR CMAKE_CXX_COMPILER MATCHES "ccache")
return()
endif()
find_package_message(CCache "Using CCache to speed up compilation" "${USE_CCACHE}")
set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE "${CCACHE}")