diff options
Diffstat (limited to 'CMakeModules/toolchains')
| -rw-r--r-- | CMakeModules/toolchains/GentooCross.cmake | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/CMakeModules/toolchains/GentooCross.cmake b/CMakeModules/toolchains/GentooCross.cmake new file mode 100644 index 0000000000..0bb78795fd --- /dev/null +++ b/CMakeModules/toolchains/GentooCross.cmake @@ -0,0 +1,39 @@ +# SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project +# SPDX-License-Identifier: GPL-3.0-or-later + +set(CROSS_TARGET "" CACHE STRING "Cross-compilation target (aarch64, etc)") +set(CROSS_PLATFORM "unknown-linux-gnu" CACHE STRING "Cross-compilation platform (e.g. unknown-linux-gnu)") +set(CROSS_COMPILER "gcc" CACHE STRING "Cross compiler type (gcc or clang)") + +if (NOT CROSS_TARGET) + message(FATAL_ERROR "GentooCross used without a valid CROSS_TARGET") +endif() + +set(prefix ${CROSS_TARGET}-${CROSS_PLATFORM}) + +set(CMAKE_SYSROOT /usr/${prefix}) + +if (CROSS_COMPILER STREQUAL "gcc") + set(CMAKE_C_COMPILER ${prefix}-gcc) + set(CMAKE_CXX_COMPILER ${prefix}-g++) +elseif (CROSS_COMPILER STREQUAL "clang") + set(CMAKE_C_COMPILER ${prefix}-clang) + set(CMAKE_CXX_COMPILER ${prefix}-clang++) +else() + message(FATAL_ERROR "Unsupported cross compiler type ${CROSS_COMPILER}") +endif() + +# search programs in the host environment +set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER) + +# search headers and libraries in the target environment +set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY) +set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY) + +set(CMAKE_FIND_ROOT_PATH ${CMAKE_SYSROOT}) + +# sanity checks +if (NOT IS_DIRECTORY ${CMAKE_SYSROOT}) + message(FATAL_ERROR "Invalid sysroot ${CMAKE_SYSROOT}." + "Double-check your CROSS_TARGET and CROSS_PLATFORM.") +endif() |