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21 lines
977 B
CMake
21 lines
977 B
CMake
#check for some platform specific things and export defines accordingly...
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#done basically the same was as AC_CHECK_HEADERS and AC_CHECK_FUNCS in configure.ac
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#the file is basically built upon the info available at
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#http://www.vtk.org/Wiki/CMake_HowToDoPlatformChecks
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INCLUDE(CheckIncludeFiles)
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INCLUDE(CheckFunctionExists)
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INCLUDE(CheckLibraryExists)
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#sendfile should be in one of the headers checked for here, so first check if
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#one of the headers is available and then check for 'sendfile'
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CHECK_INCLUDE_FILES(sys/sendfile.h HAVE_SYS_SENDFILE_H)
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if(HAVE_SYS_SENDFILE_H)
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CHECK_FUNCTION_EXISTS(sendfile HAVE_SENDFILE)
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endif(HAVE_SYS_SENDFILE_H)
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#use config.h.cmake to create a list of #defines comparable to the one configure
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#does, this file is created in the dir where cmake is run from
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CONFIGURE_FILE(${CMAKE_SOURCE_DIR}/config.h.cmake ${CMAKE_CURRENT_BINARY_DIR}/src/config.h)
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#to make the compiler actually use the generated config.h
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add_definitions(-DHAVE_CONFIG_H)
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