20 lines
811 B
CMake
20 lines
811 B
CMake
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find_program(OBJCOPY_EXECUTABLE "objcopy")
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if(OBJCOPY_EXECUTABLE)
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set(ELF_INTERP_BIN ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/elf_interp)
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set(ELF_INTERP_SRC ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/elf_interp.c)
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set(ELF_INTERP_DAT ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/elf_interp.dat)
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file(WRITE ${ELF_INTERP_SRC} "int main(int argc, char **argv) { return 0; }")
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execute_process(COMMAND ${CMAKE_C_COMPILER} ${CMAKE_C_FLAGS} -o ${ELF_INTERP_BIN} ${ELF_INTERP_SRC})
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execute_process(COMMAND ${OBJCOPY_EXECUTABLE} -O binary --only-section=.interp ${ELF_INTERP_BIN} ${ELF_INTERP_DAT})
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if(EXISTS ${ELF_INTERP_DAT})
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file(READ ${ELF_INTERP_DAT} ELF_INTERP)
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string(STRIP ${ELF_INTERP} ELF_INTERP)
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endif()
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endif()
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message(STATUS "ELF Interpreter: ${ELF_INTERP}")
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