mirror of
https://github.com/reactos/CMake.git
synced 2024-11-25 20:49:41 +00:00
57 lines
1.7 KiB
CMake
57 lines
1.7 KiB
CMake
cmake_minimum_required (VERSION 2.6)
|
|
PROJECT (ExternalOBJ)
|
|
|
|
IF(APPLE)
|
|
# set _CMAKE_OSX_MACHINE to umame -m
|
|
EXEC_PROGRAM(uname ARGS -m OUTPUT_VARIABLE _CMAKE_OSX_MACHINE)
|
|
# check for Power PC and change to ppc
|
|
IF("${_CMAKE_OSX_MACHINE}" MATCHES "Power")
|
|
SET(_CMAKE_OSX_MACHINE ppc)
|
|
ENDIF("${_CMAKE_OSX_MACHINE}" MATCHES "Power")
|
|
SET(CMAKE_OSX_ARCHITECTURES ${_CMAKE_OSX_MACHINE})
|
|
ENDIF(APPLE)
|
|
|
|
# Build the external object file.
|
|
TRY_COMPILE(EXTERNAL_OBJECT_BUILT
|
|
${ExternalOBJ_BINARY_DIR}/Object
|
|
${ExternalOBJ_SOURCE_DIR}/Object
|
|
Object
|
|
external
|
|
OUTPUT_VARIABLE OUTPUT
|
|
)
|
|
IF(EXTERNAL_OBJECT_BUILT)
|
|
MESSAGE(
|
|
"Building external_object.cxx succeeded with the following output:\n"
|
|
"[${OUTPUT}]"
|
|
)
|
|
ELSE(EXTERNAL_OBJECT_BUILT)
|
|
MESSAGE(FATAL_ERROR
|
|
"Building external_object.cxx failed with the following output:\n"
|
|
"[${OUTPUT}]"
|
|
)
|
|
ENDIF(EXTERNAL_OBJECT_BUILT)
|
|
|
|
# Find the external object file.
|
|
SET(DIR ${ExternalOBJ_BINARY_DIR}/Object)
|
|
FILE(GLOB_RECURSE EXTERNAL_OBJECT
|
|
"${DIR}/external_object*${CMAKE_CXX_OUTPUT_EXTENSION}")
|
|
IF(EXTERNAL_OBJECT)
|
|
MESSAGE("Found \"${EXTERNAL_OBJECT}\".")
|
|
ELSE(EXTERNAL_OBJECT)
|
|
MESSAGE(FATAL_ERROR "Could not find external object.")
|
|
ENDIF(EXTERNAL_OBJECT)
|
|
|
|
# Test creation of external objects by custom commands.
|
|
SET(CUSTOM_OBJECT
|
|
${CMAKE_CURRENT_BINARY_DIR}/custom_object${CMAKE_C_OUTPUT_EXTENSION})
|
|
MESSAGE("Debugging info: "
|
|
"${CMAKE_COMMAND} -E copy ${EXTERNAL_OBJECT} ${CUSTOM_OBJECT}")
|
|
ADD_CUSTOM_COMMAND(
|
|
OUTPUT ${CUSTOM_OBJECT}
|
|
COMMAND ${CMAKE_COMMAND} -E copy ${EXTERNAL_OBJECT} ${CUSTOM_OBJECT}
|
|
DEPENDS ${EXTERNAL_OBJECT}
|
|
)
|
|
|
|
# Build an executable using the external object file.
|
|
ADD_EXECUTABLE(ExternalOBJ executable.cxx ${CUSTOM_OBJECT})
|