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clean up byte order detection

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Check for existence of the expected functions and macros
and error out if nothing appropriate can be found.
This commit is contained in:
Sarah Hoffmann
2018-03-16 23:02:07 +01:00
parent 8b4b647d77
commit 4ac1bf2d47
2 changed files with 28 additions and 16 deletions
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18
nominatim/CMakeLists.txt
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@@ -1,12 +1,12 @@
add_executable(nominatim export.c geometry.cpp import.c index.c input.c nominatim.c postgresql.c sprompt.c)
include(CheckIncludeFile)
CHECK_INCLUDE_FILE(byteswap.h HAVE_BYTESWAP_H)
CHECK_INCLUDE_FILE(sys/endian.h HAVE_SYS_ENDIAN_H)
if(HAVE_BYTESWAP_H)
target_compile_definitions(nominatim PRIVATE HAVE_BYTESWAP_H)
endif(HAVE_BYTESWAP_H)
if(HAVE_SYS_ENDIAN_H)
target_compile_definitions(nominatim PRIVATE HAVE_SYS_ENDIAN_H)
endif(HAVE_SYS_ENDIAN_H)
CHECK_SYMBOL_EXISTS(bswap_32 "byteswap.h" HAVE_BYTESWAP)
CHECK_SYMBOL_EXISTS(bswap32 "sys/endian.h" HAVE_SYS_ENDIAN)
target_compile_definitions(nominatim
PRIVATE HAVE_BYTESWAP=$<BOOL:${HAVE_BYTESWAP}>
PRIVATE HAVE_SYS_ENDIAN=$<BOOL:${HAVE_SYS_ENDIAN}>
)
target_link_libraries(nominatim ${LIBXML2_LIBRARIES} ${ZLIB_LIBRARIES} ${BZIP2_LIBRARIES} ${PostgreSQL_LIBRARIES} ${CMAKE_THREAD_LIBS_INIT})