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81 lines
3.4 KiB
CMake
81 lines
3.4 KiB
CMake
#==============================================================================
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# Toolchain file for cross-compiling to aarch64 QNX
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#==============================================================================
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# Cross-compiling, so tell CMake that we are not building for the host system
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set(CMAKE_SYSTEM_NAME QNX)
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# Target processor architecture
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set(CMAKE_SYSTEM_PROCESSOR aarch64)
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#------------------------------------------------------------------------------
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# QNX host and target come from environment
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# Adjust these or hard-code paths as needed:
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#
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# set(QNX_HOST "/path/to/qnx/host") # e.g. /qnx/qnx710/host/linux/x86_64
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# set(QNX_TARGET "/path/to/qnx/target") # e.g. /qnx/qnx710/target/qnx7
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#
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# You can also pass them on the cmake command line:
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# cmake -D QNX_HOST=/path/to/qnx/host \
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# -D QNX_TARGET=/path/to/qnx/target \
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# -DCMAKE_TOOLCHAIN_FILE=toolchain-aarch64-qnx.cmake ..
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#------------------------------------------------------------------------------
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#----------------------------------------------------------------------------
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# C/C++ Compilers from QNX
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#----------------------------------------------------------------------------
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find_program(QNX_QCC NAMES qcc PATHS "${QNX_HOST}/usr/bin")
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find_program(QNX_QPLUS NAMES q++ PATHS "${QNX_HOST}/usr/bin")
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if(NOT QNX_QCC OR NOT QNX_QPLUS)
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message(FATAL_ERROR "Could not find qcc or q++ in QNX_HOST=${QNX_HOST}/usr/bin")
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endif()
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set(CMAKE_C_COMPILER "${QNX_QCC}")
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set(CMAKE_CXX_COMPILER "${QNX_QPLUS}")
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#----------------------------------------------------------------------------
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# Sysroot (if you want CMake to know the default sysroot)
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#----------------------------------------------------------------------------
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# This is optional, but convenient if the QNX headers/libraries must be found:
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#----------------------------------------------------------------------------
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if(DEFINED QNX_TARGET)
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set(CMAKE_SYSROOT "${QNX_TARGET}")
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endif()
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#----------------------------------------------------------------------------
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# Additional preprocessor definitions & include paths
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#----------------------------------------------------------------------------
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add_compile_options(
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-D_QNX_SOURCE
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-DWIN_INTERFACE_CUSTOM
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)
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# Add an include path to /usr/include/aarch64-qnx-gnu:
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include_directories("/usr/include/aarch64-qnx-gnu")
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#----------------------------------------------------------------------------
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# Linker flags
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#----------------------------------------------------------------------------
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -L/usr/lib/aarch64-qnx-gnu")
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# Because the Makefile also adds -Wl,-rpath-link,/usr/lib/aarch64-qnx-gnu:
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,-rpath-link,/usr/lib/aarch64-qnx-gnu")
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# If you have a “target filesystem” (TARGET_FS) to link with:
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# -L$(TARGET_FS)/usr/lib
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# -L$(TARGET_FS)/usr/libnvidia
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# etc., you can optionally extend the link flags. For example:
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#
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# if(DEFINED TARGET_FS)
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# set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} \
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# -L${TARGET_FS}/usr/lib -Wl,-rpath-link,${TARGET_FS}/usr/lib \
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# -L${TARGET_FS}/usr/libnvidia -Wl,-rpath-link,${TARGET_FS}/usr/libnvidia")
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# include_directories("${TARGET_FS}/../include")
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# endif()
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# If you need to link additional libraries, e.g. -lslog2 under certain conditions:
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# list(APPEND EXTRA_LIBS "slog2")
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# ...
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#----------------------------------------------------------------------------
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