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if (ENABLE_MAINTAINER_FLAGS AND NOT MSVC AND NOT MONGOC_MAINTAINER_FLAGS_SET)
include (CheckCCompilerFlag)
message (STATUS "Detecting available maintainer flags")
file (READ "build/maintainer-flags.txt" MAINTAINER_FLAGS)
# Convert file contents into a CMake list (where each element in the list
# is one line of the file)
#
string (REGEX REPLACE ";" "\\\\;" MAINTAINER_FLAGS "${MAINTAINER_FLAGS}")
string (REGEX REPLACE "\n" ";" MAINTAINER_FLAGS "${MAINTAINER_FLAGS}")
foreach (MAINTAINER_FLAG ${MAINTAINER_FLAGS})
# Avoid useless "Performing Test FLAG_OK" message.
set (MESSAGES_ENABLED 0)
check_c_compiler_flag ("${MAINTAINER_FLAG}" FLAG_OK)
set (MESSAGES_ENABLED 1)
if (FLAG_OK)
message (STATUS "C compiler accepts ${MAINTAINER_FLAG}")
set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${MAINTAINER_FLAG}")
else ()
message (STATUS "C compiler does not accept ${MAINTAINER_FLAG}")
endif ()
unset (FLAG_OK CACHE)
endforeach ()
message (STATUS "Maintainer flags: ${CMAKE_C_FLAGS}")
set (MONGOC_MAINTAINER_FLAGS_SET 1)
endif ()
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