I fixed up the kicad cmakelist to be correct. The ccache and distcc logic
was pretty old and dated.
You just need to have ccache on your PATH and you should not need any of
your custom changes in theory now besides setting USE_CCACHE.
On Tue, May 7, 2024 at 3:30 AM Liang Jia <lantianjiali...@gmail.com> wrote:
> Hi All,
>
> I'm trying to speed up kicad compile time with ccache under windows.
> I made a huge step with it, so I want to share my setting to the community.
>
> Before use ccache: the compile time in my env is 20~ minutes,
> After use ccache: the compile time reduces to 3~ minutes.
>
> Background:
> There are some settings about ccache in CMakeLists.txt. but *it isn't
> work*.
>
> if (USE_CCACHE)
> find_program(CCACHE_BINARY ccache)
> if(CCACHE_FOUND)
> get_property(RULE_LAUNCH_COMPILE GLOBAL PROPERTY RULE_LAUNCH_COMPILE)
> ...
>
> So I tried to adapt it to my windows env.
>
> Below is my setting:
>
> *find_program(CCACHE_FOUND ccache PATHS
> "D:\\ccache-4.9.1-windows-x86_64")set(CMAKE_C_COMPILER_LAUNCHER
> ${CCACHE_FOUND})*
>
>
> *set(CMAKE_CXX_COMPILER_LAUNCHER ${
> CCACHE_FOUND})set(CMAKE_MSVC_DEBUG_INFORMATION_FORMAT
> Embedded)cmake_policy(SET CMP0141 NEW)*
>
> Below is my reference:
>
> https://cmake.org/cmake/help/latest/variable/CMAKE_MSVC_DEBUG_INFORMATION_FORMAT.html
> https://github.com/mozilla/sccache
> https://ccache.dev/manual/3.7.1.html#_cache_debugging
>
> Sincerely
> Liang
>
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