CMake/Help/variable/CMAKE_TOOLCHAIN_FILE.rst

CMAKE_TOOLCHAIN_FILE
--------------------

Path to toolchain file supplied to :manual:`cmake(1)`.

This variable is specified on the command line when cross-compiling with CMake.
It is the path to a file which is read early in the CMake run and which specifies
locations for compilers and toolchain utilities, and other target platform and
compiler related information.