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Add support for building conveniently with ccache

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Pass -DQT_USE_CCACHE=ON to enable the use of ccache. This avoids having
to set up symlinks, which is useful when cross-compiling against
different targets.

Change-Id: I023fff105baaa538730997948aa122d2678887ce
Reviewed-by: Kevin Funk <kevin.funk@kdab.com>
This commit is contained in:
Simon Hausmann 2019-02-12 12:21:30 +01:00
parent c604a1265a
commit d61b6ea30a
1 changed files with 8 additions and 0 deletions
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8
cmake/QtSetup.cmake
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@ -47,3 +47,11 @@ endif()
## Enable support for sanitizers:
include(${CMAKE_CURRENT_LIST_DIR}/3rdparty/extra-cmake-modules/modules/ECMEnableSanitizers.cmake)
option(QT_USE_CCACHE "Enable the use of ccache")
if(QT_USE_CCACHE)
find_program(CCACHE_PROGRAM ccache)
set(CMAKE_C_COMPILER_LAUNCHER "${CCACHE_PROGRAM}")
set(CMAKE_CXX_COMPILER_LAUNCHER "${CCACHE_PROGRAM}")
set(CMAKE_OBJC_COMPILER_LAUNCHER "${CCACHE_PROGRAM}")
endif()