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FindVNC.cmake
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FindVNC.cmake
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#[=======================================================================[.rst:
Copyright 2019 Amine Ben Hassouna <[email protected]>
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
3. Neither the name of the copyright holder nor the names of its
contributors may be used to endorse or promote products derived from
this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-------
FindVNC
-------
Locate the LibVNCServer and LibVNCClient libraries
This module defines the following 'IMPORTED' target:
::
VNC::Server
The LibVNCServer library, if found.
VNC::Client
The LibVNCClient library, if found.
This module will set the following variables in your project:
::
LIBVNCSERVER_LIBRARIES
The name of the LibVNCServer library to link against
LIBVNCSERVER_INCLUDE_DIRS
Where to find the LibVNCServer headers
LIBVNCSERVER_FOUND
If false, do not try to link against LibVNCServer
LIBVNCCLIENT_LIBRARIES
The name of the LibVNCClient library to link against
LIBVNCCLIENT_INCLUDE_DIRS
Where to find the LibVNCClient headers
LIBVNCCLIENT_FOUND
If false, do not try to link against LibVNCClient
LIBVNCSERVER_VERSION_STRING
Human-readable string containing the version of LibVNCServer/LibVNCClient
This module responds to the following cache variables:
::
LIBVNCSERVER_PATH
Set a custom LibVNCServer/LibVNCClient library path (default: empty)
LIBVNCSERVER_NO_DEFAULT_PATH
Disable search LibVNCServer/LibVNCClient library in default path.
If LIBVNCSERVER_PATH (default: ON)
Else (default: OFF)
LIBVNCSERVER_INCLUDE_DIR
LibVNCServer/LibVNCClient headers path.
LIBVNCSERVER_LIBRARY
LibVNCServer library (.dll, .so, .a, etc) path.
LIBVNCCLIENT_LIBRARY
LibVNCClient library (.dll, .so, .a, etc) path.
#]=======================================================================]
# Define options for searching LibVNCServer/LibVNCClient library in a custom path
set(LIBVNCSERVER_PATH "" CACHE STRING "Custom LibVNCServer/LibVNCClient library path")
set(_LIBVNCSERVER_NO_DEFAULT_PATH OFF)
if(LIBVNCSERVER_PATH)
set(_LIBVNCSERVER_NO_DEFAULT_PATH ON)
endif()
set(LIBVNCSERVER_NO_DEFAULT_PATH ${_LIBVNCSERVER_NO_DEFAULT_PATH}
CACHE BOOL "Disable search LibVNCServer/LibVNCClient library in default path")
unset(_LIBVNCSERVER_NO_DEFAULT_PATH)
set(LIBVNCSERVER_NO_DEFAULT_PATH_CMD)
if(LIBVNCSERVER_NO_DEFAULT_PATH)
set(LIBVNCSERVER_NO_DEFAULT_PATH_CMD NO_DEFAULT_PATH)
endif()
# Search for the LibVNCServer/LibVNCClient include directory
find_path(LIBVNCSERVER_INCLUDE_DIR rfb/rfb.h
HINTS ${LIBVNCSERVER_NO_DEFAULT_PATH_CMD}
PATH_SUFFIXES include
PATHS ${LIBVNCSERVER_PATH}
DOC "Where the LibVNCServer/LibVNCClient headers can be found"
)
# Search for the LibVNCServer library
find_library(LIBVNCSERVER_LIBRARY
NAMES vncserver
HINTS ${LIBVNCSERVER_NO_DEFAULT_PATH_CMD}
PATH_SUFFIXES lib
PATHS ${LIBVNCSERVER_PATH}
DOC "Where the LibVNCServer library can be found"
)
set(LIBVNCSERVER_LIBRARIES ${LIBVNCSERVER_LIBRARY})
set(LIBVNCSERVER_INCLUDE_DIRS ${LIBVNCSERVER_INCLUDE_DIR})
# Search for the LibVNCClient library
find_library(LIBVNCCLIENT_LIBRARY
NAMES vncclient
HINTS ${LIBVNCSERVER_NO_DEFAULT_PATH_CMD}
PATH_SUFFIXES lib
PATHS ${LIBVNCSERVER_PATH}
DOC "Where the LibVNCClient library can be found"
)
set(LIBVNCCLIENT_LIBRARIES ${LIBVNCCLIENT_LIBRARY})
set(LIBVNCCLIENT_INCLUDE_DIRS ${LIBVNCSERVER_INCLUDE_DIR})
# Read LibVNCServer/LibVNCClient version
if(LIBVNCSERVER_INCLUDE_DIR AND EXISTS "${LIBVNCSERVER_INCLUDE_DIR}/rfb/rfbconfig.h")
file(STRINGS "${LIBVNCSERVER_INCLUDE_DIR}/rfb/rfbconfig.h" LIBVNCSERVER_VERSION_LINE REGEX "^#define[ \t]+LIBVNCSERVER_VERSION[ \t]+\"[0-9]+\.[0-9]+\.[0-9]+\"$")
string(REGEX REPLACE "^#define[ \t]+LIBVNCSERVER_VERSION[ \t]+\"([0-9]+\.[0-9]+\.[0-9]+)\"$" "\\1" LIBVNCSERVER_VERSION_STRING "${LIBVNCSERVER_VERSION_LINE}")
endif()
include(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(LibVNCServer
REQUIRED_VARS LIBVNCSERVER_LIBRARIES LIBVNCSERVER_INCLUDE_DIRS
VERSION_VAR LIBVNCSERVER_VERSION_STRING)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(LibVNCClient
REQUIRED_VARS LIBVNCCLIENT_LIBRARIES LIBVNCCLIENT_INCLUDE_DIRS
VERSION_VAR LIBVNCSERVER_VERSION_STRING)
mark_as_advanced(LIBVNCSERVER_PATH
LIBVNCSERVER_NO_DEFAULT_PATH
LIBVNCSERVER_LIBRARY
LIBVNCCLIENT_LIBRARY
LIBVNCSERVER_INCLUDE_DIR)
# VNC:: targets
if(LIBVNCSERVER_FOUND)
# VNC::Server target
if(LIBVNCSERVER_LIBRARY AND NOT TARGET VNC::Server)
add_library(VNC::Server UNKNOWN IMPORTED)
set_target_properties(VNC::Server PROPERTIES
IMPORTED_LOCATION "${LIBVNCSERVER_LIBRARY}"
INTERFACE_INCLUDE_DIRECTORIES "${LIBVNCSERVER_INCLUDE_DIR}")
endif()
endif()
if(LIBVNCCLIENT_FOUND)
# VNC::Client target
if(LIBVNCCLIENT_LIBRARY AND NOT TARGET VNC::Client)
add_library(VNC::Client UNKNOWN IMPORTED)
set_target_properties(VNC::Client PROPERTIES
IMPORTED_LOCATION "${LIBVNCCLIENT_LIBRARY}"
INTERFACE_INCLUDE_DIRECTORIES "${LIBVNCSERVER_INCLUDE_DIR}")
endif()
endif()