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cmake_minimum_required (VERSION 2.6)
project(MakeClean)
# Build the to-clean project.
try_compile(TOCLEAN_BUILT
${MakeClean_BINARY_DIR}/ToClean
${MakeClean_SOURCE_DIR}/ToClean
ToClean
OUTPUT_VARIABLE OUTPUT
)
if(TOCLEAN_BUILT)
message(
"Building ToClean succeeded with the following output:\n"
"[${OUTPUT}]"
)
else()
message(FATAL_ERROR
"Building ToClean failed with the following output:\n"
"[${OUTPUT}]"
)
endif()
# Get the set of files to check from the ToClean project.
include(${MakeClean_BINARY_DIR}/ToClean/ToCleanFiles.cmake)
# Check for the existence of the files.
foreach(f ${TOCLEAN_FILES})
if(EXISTS "${f}")
else()
message(FATAL_ERROR "File \"${f}\" does not exist!")
endif()
endforeach()
# Configure an executable to check that all the files are missing.
set(CHECK_FILES)
foreach(f ${TOCLEAN_FILES})
string(APPEND CHECK_FILES " \"${f}\",\n")
endforeach()
configure_file(${MakeClean_SOURCE_DIR}/check_clean.c.in
${MakeClean_BINARY_DIR}/check_clean.c @ONLY)
add_executable(check_clean ${MakeClean_BINARY_DIR}/check_clean.c)
# After the executable builds, clean the files.
add_custom_command(
TARGET check_clean
POST_BUILD
COMMAND ${CMAKE_COMMAND} --build ${MakeClean_BINARY_DIR}/ToClean
--target clean
COMMENT "Clean the ToClean Project"
)
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