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if (NOT LIBCXX_INSTALL_SUPPORT_HEADERS)
set(LIBCXX_SUPPORT_HEADER_PATTERN PATTERN "support" EXCLUDE)
endif()
set(LIBCXX_HEADER_PATTERN
PATTERN "*"
PATTERN "CMakeLists.txt" EXCLUDE
PATTERN ".svn" EXCLUDE
PATTERN "__config_site.in" EXCLUDE
${LIBCXX_SUPPORT_HEADER_PATTERN}
)
file(COPY .
DESTINATION "${CMAKE_BINARY_DIR}/include/c++/v1"
FILES_MATCHING
${LIBCXX_HEADER_PATTERN}
)
if (LIBCXX_INSTALL_HEADERS)
install(DIRECTORY .
DESTINATION include/c++/v1
COMPONENT libcxx
FILES_MATCHING
${LIBCXX_HEADER_PATTERN}
PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ
)
if (LIBCXX_NEEDS_SITE_CONFIG)
set(UNIX_CAT cat)
if (WIN32)
set(UNIX_CAT type)
endif()
# Generate and install a custom __config header. The new header is created
# by prepending __config_site to the current __config header.
add_custom_command(OUTPUT ${LIBCXX_BINARY_DIR}/__generated_config
COMMAND ${CMAKE_COMMAND} -E copy ${LIBCXX_BINARY_DIR}/__config_site ${LIBCXX_BINARY_DIR}/__generated_config
COMMAND ${UNIX_CAT} ${LIBCXX_SOURCE_DIR}/include/__config >> ${LIBCXX_BINARY_DIR}/__generated_config
DEPENDS ${LIBCXX_SOURCE_DIR}/include/__config
${LIBCXX_BINARY_DIR}/__config_site
)
# Add a target that executes the generation commands.
add_custom_target(generate_config_header ALL
DEPENDS ${LIBCXX_BINARY_DIR}/__generated_config)
# Install the generated header as __config.
install(FILES ${LIBCXX_BINARY_DIR}/__generated_config
DESTINATION include/c++/v1
PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ
RENAME __config
COMPONENT libcxx)
endif()
endif()
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