diff options
Diffstat (limited to 'modules/FindX11.cmake')
| -rw-r--r-- | modules/FindX11.cmake | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/modules/FindX11.cmake b/modules/FindX11.cmake new file mode 100644 index 00000000..25d6e1e4 --- /dev/null +++ b/modules/FindX11.cmake @@ -0,0 +1,151 @@ +# - Find X11 installation +# Try to find X11 on UNIX systems. The following values are defined +# X11_FOUND - True if X11 is available +# X11_INCLUDE_DIR - include directories to use X11 +# X11_LIBRARIES - link against these to use X11 + +IF (UNIX) + SET(X11_FOUND 0) + + SET(X11_INC_SEARCH_PATH + /usr/X11R6/include + /usr/local/include + /usr/include/X11 + /usr/openwin/include + /usr/openwin/share/include + /opt/graphics/OpenGL/include + /usr/include + ) + + SET(X11_LIB_SEARCH_PATH + /usr/X11R6/lib + /usr/local/lib + /usr/openwin/lib + /usr/lib + ) + + FIND_PATH(X11_X11_INCLUDE_PATH X11/X.h ${X11_INC_SEARCH_PATH}) + FIND_PATH(X11_Xlib_INCLUDE_PATH X11/Xlib.h ${X11_INC_SEARCH_PATH}) + FIND_PATH(X11_Xutil_INCLUDE_PATH X11/Xutil.h ${X11_INC_SEARCH_PATH}) + FIND_LIBRARY(X11_X11_LIB X11 ${X11_LIB_SEARCH_PATH}) + FIND_LIBRARY(X11_Xext_LIB Xext ${X11_LIB_SEARCH_PATH}) + + IF(X11_X11_INCLUDE_PATH) + SET(X11_INCLUDE_DIR ${X11_INCLUDE_DIR} ${X11_X11_INCLUDE_PATH}) + ENDIF(X11_X11_INCLUDE_PATH) + + IF(X11_Xlib_INCLUDE_PATH) + SET(X11_INCLUDE_DIR ${X11_INCLUDE_DIR} ${X11_Xlib_INCLUDE_PATH}) + ENDIF(X11_Xlib_INCLUDE_PATH) + + IF(X11_Xutil_INCLUDE_PATH) + SET(X11_INCLUDE_DIR ${X11_INCLUDE_DIR} ${X11_Xutil_INCLUDE_PATH}) + ENDIF(X11_Xutil_INCLUDE_PATH) + + IF(X11_X11_LIB) + SET(X11_LIBRARIES ${X11_LIBRARIES} ${X11_X11_LIB}) + ENDIF(X11_X11_LIB) + + IF(X11_Xext_LIB) + SET(X11_LIBRARIES ${X11_LIBRARIES} ${X11_Xext_LIB}) + ENDIF(X11_Xext_LIB) + + # Deprecated variable for backwards compatibility with CMake 1.4 + IF(X11_X11_INCLUDE_PATH) + IF(X11_LIBRARIES) + SET(X11_FOUND 1) + ENDIF(X11_LIBRARIES) + ENDIF(X11_X11_INCLUDE_PATH) + + SET(X11_LIBRARY_DIR "") + IF(X11_X11_LIB) + GET_FILENAME_COMPONENT(X11_LIBRARY_DIR ${X11_X11_LIB} PATH) + ENDIF(X11_X11_LIB) + + IF(X11_FOUND) + INCLUDE(CheckFunctionExists) + INCLUDE(CheckLibraryExists) + + # Translated from an autoconf-generated configure script. + # See libs.m4 in autoconf's m4 directory. + IF($ENV{ISC} MATCHES "^yes$") + SET(X11_X_EXTRA_LIBS -lnsl_s -linet) + ELSE($ENV{ISC} MATCHES "^yes$") + SET(X11_X_EXTRA_LIBS "") + + # See if XOpenDisplay in X11 works by itself. + CHECK_LIBRARY_EXISTS("${X11_LIBRARIES}" "XOpenDisplay" "${X11_LIBRARY_DIR}" X11_LIB_X11_SOLO) + IF(NOT X11_LIB_X11_SOLO) + # Find library needed for dnet_ntoa. + CHECK_LIBRARY_EXISTS("dnet" "dnet_ntoa" "" X11_LIB_DNET_HAS_DNET_NTOA) + IF (X11_LIB_DNET_HAS_DNET_NTOA) + SET (X11_X_EXTRA_LIBS ${X11_X_EXTRA_LIBS} -ldnet) + ELSE (X11_LIB_DNET_HAS_DNET_NTOA) + CHECK_LIBRARY_EXISTS("dnet_stub" "dnet_ntoa" "" X11_LIB_DNET_STUB_HAS_DNET_NTOA) + IF (X11_LIB_DNET_STUB_HAS_DNET_NTOA) + SET (X11_X_EXTRA_LIBS ${X11_X_EXTRA_LIBS} -ldnet_stub) + ENDIF (X11_LIB_DNET_STUB_HAS_DNET_NTOA) + ENDIF (X11_LIB_DNET_HAS_DNET_NTOA) + ENDIF(NOT X11_LIB_X11_SOLO) + + # Find library needed for gethostbyname. + CHECK_FUNCTION_EXISTS("gethostbyname" CMAKE_HAVE_GETHOSTBYNAME) + IF(NOT CMAKE_HAVE_GETHOSTBYNAME) + CHECK_LIBRARY_EXISTS("nsl" "gethostbyname" "" CMAKE_LIB_NSL_HAS_GETHOSTBYNAME) + IF (CMAKE_LIB_NSL_HAS_GETHOSTBYNAME) + SET (X11_X_EXTRA_LIBS ${X11_X_EXTRA_LIBS} -lnsl) + ELSE (CMAKE_LIB_NSL_HAS_GETHOSTBYNAME) + CHECK_LIBRARY_EXISTS("bsd" "gethostbyname" "" CMAKE_LIB_BSD_HAS_GETHOSTBYNAME) + IF (CMAKE_LIB_BSD_HAS_GETHOSTBYNAME) + SET (X11_X_EXTRA_LIBS ${X11_X_EXTRA_LIBS} -lbsd) + ENDIF (CMAKE_LIB_BSD_HAS_GETHOSTBYNAME) + ENDIF (CMAKE_LIB_NSL_HAS_GETHOSTBYNAME) + ENDIF(NOT CMAKE_HAVE_GETHOSTBYNAME) + + # Find library needed for connect. + CHECK_FUNCTION_EXISTS("connect" CMAKE_HAVE_CONNECT) + IF(NOT CMAKE_HAVE_CONNECT) + CHECK_LIBRARY_EXISTS("socket" "connect" "" CMAKE_LIB_SOCKET_HAS_CONNECT) + IF (CMAKE_LIB_SOCKET_HAS_CONNECT) + SET (X11_X_EXTRA_LIBS -lsocket ${X11_X_EXTRA_LIBS}) + ENDIF (CMAKE_LIB_SOCKET_HAS_CONNECT) + ENDIF(NOT CMAKE_HAVE_CONNECT) + + # Find library needed for remove. + CHECK_FUNCTION_EXISTS("remove" CMAKE_HAVE_REMOVE) + IF(NOT CMAKE_HAVE_REMOVE) + CHECK_LIBRARY_EXISTS("posix" "remove" "" CMAKE_LIB_POSIX_HAS_REMOVE) + IF (CMAKE_LIB_POSIX_HAS_REMOVE) + SET (X11_X_EXTRA_LIBS ${X11_X_EXTRA_LIBS} -lposix) + ENDIF (CMAKE_LIB_POSIX_HAS_REMOVE) + ENDIF(NOT CMAKE_HAVE_REMOVE) + + # Find library needed for shmat. + CHECK_FUNCTION_EXISTS("shmat" CMAKE_HAVE_SHMAT) + IF(NOT CMAKE_HAVE_SHMAT) + CHECK_LIBRARY_EXISTS("ipc" "shmat" "" CMAKE_LIB_IPS_HAS_SHMAT) + IF (CMAKE_LIB_IPS_HAS_SHMAT) + SET (X11_X_EXTRA_LIBS ${X11_X_EXTRA_LIBS} -lipc) + ENDIF (CMAKE_LIB_IPS_HAS_SHMAT) + ENDIF(NOT CMAKE_HAVE_SHMAT) + ENDIF($ENV{ISC} MATCHES "^yes$") + + CHECK_LIBRARY_EXISTS("ICE" "IceConnectionNumber" "${X11_LIBRARY_DIR}" + CMAKE_LIB_ICE_HAS_ICECONNECTIONNUMBER) + IF(CMAKE_LIB_ICE_HAS_ICECONNECTIONNUMBER) + SET (X11_X_PRE_LIBS -lSM -lICE) + ENDIF(CMAKE_LIB_ICE_HAS_ICECONNECTIONNUMBER) + # Build the final list of libraries. + SET (X11_LIBRARIES ${X11_X_PRE_LIBS} ${X11_LIBRARIES} ${X11_X_EXTRA_LIBS}) + ENDIF(X11_FOUND) + + MARK_AS_ADVANCED( + X11_X11_INCLUDE_PATH + X11_X11_LIB + X11_Xext_LIB + X11_Xlib_INCLUDE_PATH + X11_Xutil_INCLUDE_PATH + X11_LIBRARIES + ) + +ENDIF (UNIX) |