59 lines
1.6 KiB
CMake
59 lines
1.6 KiB
CMake
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# Check whether sendfile() is supported and what prototype it has
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include(CheckCSourceCompiles)
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if (UNIX OR MINGW)
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SET(CMAKE_REQUIRED_DEFINITIONS -Werror-implicit-function-declaration)
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endif()
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check_c_source_compiles("#include <sys/sendfile.h>
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#include <stdio.h>
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int main()
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{
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sendfile(1, 1, NULL, 0);
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return 0;
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}" HAVE_SENDFILE4_SUPPORT)
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if(HAVE_SENDFILE4_SUPPORT)
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add_definitions(-DHAVE_SENDFILE4_SUPPORT=1)
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unset(CMAKE_REQUIRED_DEFINITIONS)
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message(STATUS "Sendfile support: Linux/Solaris sendfile()")
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return()
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endif()
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find_library(SENDFILE_LIBRARIES NAMES sendfile)
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if(SENDFILE_LIBRARIES)
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include(CheckLibraryExists)
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check_library_exists(sendfile sendfile ${SENDFILE_LIBRARIES} HAVE_SENDFILE4_SUPPORT)
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if(HAVE_SENDFILE4_SUPPORT)
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add_definitions(-DHAVE_SENDFILE4_SUPPORT=1)
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unset(CMAKE_REQUIRED_DEFINITIONS)
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message(STATUS "Sendfile support: Solaris sendfile()")
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return()
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endif()
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endif()
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set(SENDFILE_LIBRARIES "")
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check_c_source_compiles("#include <sys/socket.h>
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#include <stdio.h>
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int main()
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{
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sendfile(1, 1, 0, 0, NULL, NULL, 0);
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return 0;
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}" HAVE_SENDFILE7_SUPPORT)
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if(HAVE_SENDFILE7_SUPPORT)
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add_definitions(-DHAVE_SENDFILE7_SUPPORT=1)
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unset(CMAKE_REQUIRED_DEFINITIONS)
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message(STATUS "Sendfile support: FreeBSD sendfile()")
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return()
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endif()
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check_c_source_compiles("#include <sys/socket.h>
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#include <stdio.h>
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#include <sys/uio.h>
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int main()
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{
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sendfile(1, 1, 0, NULL, NULL, 0);
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return 0;
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}" HAVE_SENDFILE6_SUPPORT)
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if(HAVE_SENDFILE6_SUPPORT)
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add_definitions(-DHAVE_SENDFILE6_SUPPORT=1)
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unset(CMAKE_REQUIRED_DEFINITIONS)
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message(STATUS "Sendfile support: MacOS sendfile()")
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return()
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endif()
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