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82 lines
2.1 KiB
CMake
82 lines
2.1 KiB
CMake
# - Try to find libpcap include dirs and libraries
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#
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# Usage of this module as follows:
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#
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# find_package(BIND)
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#
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# Variables used by this module, they can change the default behaviour and need
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# to be set before calling find_package:
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#
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# BIND_ROOT_DIR Set this variable to the root installation of BIND
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# if the module has problems finding the proper
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# installation path.
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#
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# Variables defined by this module:
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#
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# BIND_FOUND System has BIND, include and library dirs found
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# BIND_INCLUDE_DIR The BIND include directories.
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# BIND_LIBRARIES All BIND libraries found.
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# BIND_LIBRARY The BIND library required for ns_inittab and
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# res_mkquery symbols.
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find_path(BIND_ROOT_DIR
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NAMES include/resolv.h
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)
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find_path(BIND_INCLUDE_DIR
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NAMES resolv.h
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HINTS ${BIND_ROOT_DIR}/include
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)
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find_library(BIND_LIBRARIES
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NAMES resolv bind
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HINTS ${BIND_ROOT_DIR}/lib
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)
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include(CheckCSourceCompiles)
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# Find which library has the res_mkquery and ns_initparse symbols
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set(CMAKE_REQUIRED_INCLUDES ${BIND_INCLUDE_DIR})
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foreach (bindlib ${BIND_LIBRARIES})
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set(CMAKE_REQUIRED_LIBRARIES ${bindlib})
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check_c_source_compiles("
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#include <arpa/nameser.h>
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int main() {
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ns_initparse(0, 0, 0);
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return 0;
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}
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" ns_initparse_works)
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check_c_source_compiles("
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <arpa/nameser.h>
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#include <resolv.h>
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int main() {
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int (*p)() = res_mkquery;
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}
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" res_mkquery_works)
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unset(CMAKE_REQUIRED_LIBRARIES)
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if (ns_initparse_works AND res_mkquery_works)
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set(BIND_LIBRARY ${bindlib})
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break ()
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endif ()
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endforeach ()
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unset(CMAKE_REQUIRED_INCLUDES)
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(BIND DEFAULT_MSG
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BIND_LIBRARY
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BIND_INCLUDE_DIR
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)
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mark_as_advanced(
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BIND_ROOT_DIR
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BIND_LIBRARIES
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BIND_LIBRARY
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BIND_INCLUDE_DIR
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)
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