[Buildroot] [PATCH 1/2] pkg-cmake: add CMAKE_SYSTEM_VERSION to toolchainfile.cmake

[Peter Korsgaard <peter@korsgaard.com>]

>>>>> "Thomas" == Thomas Petazzoni <thomas.petazzoni@bootlin.com> writes:

 > Hello,
 > On Fri, 11 Jan 2019 00:05:28 +0100, Arnout Vandecappelle
 > (Essensium/Mind) wrote:
 >> Quoting the CMake documentation:
 >> 
 >> When the CMAKE_SYSTEM_NAME variable is set explicitly to enable cross
 >> compiling then the value of CMAKE_SYSTEM_VERSION must also be set
 >> explicitly to specify the target system version.
 >> 
 >> Thus, we should also set CMAKE_SYSTEM_VERSION in toolchainfile.cmake. It
 >> is supposed to be set to the value of `uname -r` on the target. We don't
 >> have that exact value available (unless we build the kernel), but the
 >> value of BR2_TOOLCHAIN_HEADERS_AT_LEAST contains the (minimum) version
 >> of the kernel it will run on, so it should be OK for all practical
 >> purposes.
 >> 
 >> Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
 >> Cc: Samuel Martin <s.martin49@gmail.com>
 >> ---
 >> package/pkg-cmake.mk                | 1 +
 >> support/misc/toolchainfile.cmake.in | 1 +
 >> 2 files changed, 2 insertions(+)

Committed to 2018.02.x and 2018.11.x, thanks.

-- 
Bye, Peter Korsgaard