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18 lines
559 B
CMake
18 lines
559 B
CMake
# - find where dlopen and friends are located.
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# DL_FOUND - system has dynamic linking interface available
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# DL_INCLUDE_DIR - where dlfcn.h is located.
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# DL_LIBRARIES - libraries needed to use dlopen
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include(CheckFunctionExists)
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find_path(DL_INCLUDE_DIR NAMES dlfcn.h)
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find_library(DL_LIBRARIES NAMES dl)
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if(DL_LIBRARIES)
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set(DL_FOUND)
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else(DL_LIBRARIES)
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check_function_exists(dlopen DL_FOUND)
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# If dlopen can be found without linking in dl then dlopen is part
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# of libc, so don't need to link extra libs.
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set(DL_LIBRARIES "")
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endif(DL_LIBRARIES)
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