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#
# Setup
#
cmake_minimum_required(VERSION 2.8)
if(POLICY CMP0022)
cmake_policy(SET CMP0022 OLD)
endif()
# Internal cmake modules
set(CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake/Modules)
include(CheckIncludeFiles)
include(CheckFunctionExists)
include(CheckLibraryExists)
include(CheckTypeSize)
include(CheckCSourceCompiles)
include(CheckCXXSourceCompiles)
include(CheckCSourceRuns)
include(CMakeMacroLibtoolFile)
project(tigervnc)
set(VERSION 1.7.80)
# The RC version must always be four comma-separated numbers
set(RCVERSION 1,7,80,0)
# Installation paths
set(BIN_DIR "${CMAKE_INSTALL_PREFIX}/bin")
set(DATA_DIR "${CMAKE_INSTALL_PREFIX}/share")
set(MAN_DIR "${DATA_DIR}/man")
set(LOCALE_DIR "${DATA_DIR}/locale")
set(DOC_DIR "${CMAKE_INSTALL_PREFIX}/share/doc/${CMAKE_PROJECT_NAME}-${VERSION}")
if(WIN32)
set(BIN_DIR "${CMAKE_INSTALL_PREFIX}")
set(DOC_DIR "${CMAKE_INSTALL_PREFIX}")
endif()
if(MSVC)
message(FATAL_ERROR "TigerVNC cannot be built with Visual Studio. Please use MinGW")
endif()
if(NOT BUILD_TIMESTAMP)
set(BUILD_TIMESTAMP "")
execute_process(COMMAND "date" "+%Y-%m-%d %H:%M" OUTPUT_VARIABLE BUILD_TIMESTAMP)
string(REGEX REPLACE "\n" "" BUILD_TIMESTAMP ${BUILD_TIMESTAMP})
endif()
# Default to optimised builds instead of debug ones. Our code has no bugs ;)
# (CMake makes it fairly easy to toggle this back to Debug if needed)
if(NOT CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE Release)
endif()
message(STATUS "CMAKE_BUILD_TYPE = ${CMAKE_BUILD_TYPE}")
message(STATUS "VERSION = ${VERSION}")
message(STATUS "BUILD_TIMESTAMP = ${BUILD_TIMESTAMP}")
add_definitions(-DBUILD_TIMESTAMP="${BUILD_TIMESTAMP}")
# We want to keep our asserts even in release builds so remove NDEBUG
set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -UNDEBUG")
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -UNDEBUG")
set(CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_C_FLAGS_RELWITHDEBINFO} -UNDEBUG")
set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} -UNDEBUG")
set(CMAKE_C_FLAGS_MINSIZEREL "${CMAKE_C_FLAGS_MINSIZEREL} -UNDEBUG")
set(CMAKE_CXX_FLAGS_MINSIZEREL "${CMAKE_CXX_FLAGS_MINSIZEREL} -UNDEBUG")
# Tell the compiler to be stringent
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wformat=2")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wformat=2")
# Make sure we catch these issues whilst developing
IF(CMAKE_BUILD_TYPE MATCHES Debug)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Werror")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Werror")
ENDIF()
option(ENABLE_ASAN "Enable address sanitizer support" OFF)
if(ENABLE_ASAN AND NOT WIN32 AND NOT APPLE)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize=address")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=address")
endif()
option(ENABLE_TSAN "Enable thread sanitizer support" OFF)
if(ENABLE_TSAN AND NOT WIN32 AND NOT APPLE AND CMAKE_SIZEOF_VOID_P MATCHES 8)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize=thread")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=thread")
endif()
if(NOT DEFINED BUILD_WINVNC)
set(BUILD_WINVNC 1)
endif()
# Minimum version is Windows Vista/2008 (6.0)
if(WIN32)
add_definitions(-D_WIN32_WINNT=0x0600)
endif()
if(CMAKE_SIZEOF_VOID_P MATCHES 8)
message(STATUS "64-bit build")
else()
message(STATUS "32-bit build")
endif()
# Versions of CMake before 2.8.7 do not properly support resource compilation
# with MinGW. Boo!
if(MINGW AND "${CMAKE_VERSION}" VERSION_LESS "2.8.7")
if(NOT DEFINED RC)
set(CMAKE_RC_COMPILER_INIT windres)
else()
set(CMAKE_RC_COMPILER_INIT ${RC})
endif()
enable_language(RC)
message(STATUS "Resource compiler: ${CMAKE_RC_COMPILER}")
set(CMAKE_RC_COMPILE_OBJECT
"<CMAKE_RC_COMPILER> <FLAGS> <DEFINES> -o <OBJECT> --output-format=coff <SOURCE>")
endif()
# MinGW64 has header support but no library support for IActiveDesktop, so we
# need to check for both the header and library and use our own implementation
# in common/os if either doesn't exist.
if(WIN32)
check_c_source_compiles("#include <windows.h>\n#include <wininet.h>\n#include <shlobj.h>\nint main(int c, char** v) {IActiveDesktop iad; return 0;}" HAVE_ACTIVE_DESKTOP_H)
check_c_source_compiles("#include <windows.h>\n#include <wininet.h>\n#include <shlobj.h>\nint main(int c, char** v) {GUID i = CLSID_ActiveDesktop; return 0;}" HAVE_ACTIVE_DESKTOP_L)
endif()
# X11 stuff. It's in a if() so that we can say REQUIRED
if(UNIX AND NOT APPLE)
find_package(X11 REQUIRED)
endif()
# Check for zlib
find_package(ZLIB REQUIRED)
# Check for gettext
option(ENABLE_NLS "Enable translation of program messages" ON)
if(ENABLE_NLS)
# Tools
find_package(Gettext)
# Gettext needs iconv
find_package(Iconv)
if(ICONV_FOUND)
# Headers and libraries (copied from licq)
set(GETTEXT_FOUND FALSE)
find_path(GETTEXT_INCLUDE_DIR libintl.h)
if(GETTEXT_INCLUDE_DIR)
set(CMAKE_REQUIRED_LIBRARIES ${ICONV_LIBRARIES})
set(CMAKE_REQUIRED_FLAGS -fno-builtin-dgettext)
check_function_exists(dgettext LIBC_HAS_DGETTEXT)
if(LIBC_HAS_DGETTEXT)
set(GETTEXT_FOUND TRUE)
else()
find_library(LIBINTL_LIBRARY NAMES intl libintl)
if(LIBINTL_LIBRARY)
check_library_exists(${LIBINTL_LIBRARY} "dgettext" "" LIBINTL_HAS_DGETTEXT)
if(LIBINTL_HAS_DGETTEXT)
set(GETTEXT_LIBRARIES ${LIBINTL_LIBRARY} ${ICONV_LIBRARIES})
set(GETTEXT_FOUND TRUE)
endif()
endif()
endif()
set(CMAKE_REQUIRED_LIBRARIES)
set(CMAKE_REQUIRED_FLAGS)
endif()
endif()
if(NOT GETTEXT_FOUND OR NOT ICONV_FOUND)
message(WARNING "Gettext NOT found. Native Language Support disabled.")
set(ENABLE_NLS 0)
endif()
endif()
# Check for libjpeg
find_package(JPEG REQUIRED)
# Warn if it doesn't seem to be the accelerated libjpeg that's found
set(CMAKE_REQUIRED_LIBRARIES ${JPEG_LIBRARIES})
set(CMAKE_REQUIRED_FLAGS -I${JPEG_INCLUDE_DIR})
set(JPEG_TEST_SOURCE "\n
#include <stdio.h>\n
#include <jpeglib.h>\n
int main(void) {\n
struct jpeg_compress_struct cinfo;\n
struct jpeg_error_mgr jerr;\n
cinfo.err=jpeg_std_error(&jerr);\n
jpeg_create_compress(&cinfo);\n
cinfo.input_components = 3;\n
jpeg_set_defaults(&cinfo);\n
cinfo.in_color_space = JCS_EXT_RGB;\n
jpeg_default_colorspace(&cinfo);\n
return 0;\n
}")
if(CMAKE_CROSSCOMPILING)
check_c_source_compiles("${JPEG_TEST_SOURCE}" FOUND_LIBJPEG_TURBO)
else()
check_c_source_runs("${JPEG_TEST_SOURCE}" FOUND_LIBJPEG_TURBO)
endif()
set(CMAKE_REQUIRED_LIBRARIES)
set(CMAKE_REQUIRED_FLAGS)
set(CMAKE_REQUIRED_DEFINITIONS)
if(NOT FOUND_LIBJPEG_TURBO)
message(STATUS "WARNING: You are not using libjpeg-turbo. Performance will suffer.")
endif()
include_directories(${JPEG_INCLUDE_DIR})
option(BUILD_JAVA "Build Java version of the TigerVNC Viewer" FALSE)
if(BUILD_JAVA)
add_subdirectory(java)
endif()
# Check for FLTK
set(FLTK_SKIP_FLUID TRUE)
set(FLTK_SKIP_OPENGL TRUE)
set(FLTK_SKIP_FORMS TRUE)
find_package(FLTK)
if(UNIX AND NOT APPLE)
# No proper handling for extra X11 libs that FLTK might need...
if(X11_Xft_FOUND)
# Xft headers include references to fontconfig, so we need
# to link to that as well
find_library(FONTCONFIG_LIB fontconfig)
set(FLTK_LIBRARIES ${FLTK_LIBRARIES} ${X11_Xft_LIB} ${FONTCONFIG_LIB})
endif()
if(X11_Xinerama_FOUND)
set(FLTK_LIBRARIES ${FLTK_LIBRARIES} ${X11_Xinerama_LIB})
endif()
if(X11_Xfixes_FOUND)
set(FLTK_LIBRARIES ${FLTK_LIBRARIES} ${X11_Xfixes_LIB})
endif()
if(X11_Xcursor_FOUND)
set(FLTK_LIBRARIES ${FLTK_LIBRARIES} ${X11_Xcursor_LIB})
endif()
if(X11_Xrender_FOUND)
set(FLTK_LIBRARIES ${FLTK_LIBRARIES} ${X11_Xrender_LIB})
endif()
endif()
# Check for GNUTLS library
option(ENABLE_GNUTLS "Enable protocol encryption and advanced authentication" ON)
if(ENABLE_GNUTLS)
find_package(GnuTLS)
if (GNUTLS_FOUND)
include_directories(${GNUTLS_INCLUDE_DIR})
add_definitions("-DHAVE_GNUTLS")
add_definitions(${GNUTLS_DEFINITIONS})
endif()
endif()
# Check for PAM library
option(ENABLE_PAM "Enable PAM authentication support" ON)
if(ENABLE_PAM)
check_include_files(security/pam_appl.h HAVE_PAM_H)
set(CMAKE_REQUIRED_LIBRARIES -lpam)
check_function_exists(pam_start HAVE_PAM_START)
set(CMAKE_REQUIRED_LIBRARIES)
if(HAVE_PAM_H AND HAVE_PAM_START)
set(PAM_LIBS pam)
else()
set(ENABLE_PAM 0)
endif()
endif()
set(HAVE_PAM ${ENABLE_PAM})
# Generate config.h and make sure the source finds it
configure_file(config.h.in config.h)
add_definitions(-DHAVE_CONFIG_H)
include_directories(${CMAKE_BINARY_DIR})
include(cmake/StaticBuild.cmake)
add_subdirectory(common)
if(WIN32)
add_subdirectory(win)
else()
# No interest in building x related parts on Apple
if(NOT APPLE)
add_subdirectory(unix)
endif()
endif()
if(ENABLE_NLS)
add_subdirectory(po)
endif()
option(BUILD_VIEWER "Build TigerVNC viewer" ON)
if(BUILD_VIEWER)
add_subdirectory(vncviewer)
add_subdirectory(media)
endif()
add_subdirectory(tests)
include(cmake/BuildPackages.cmake)
# uninstall
configure_file("${CMAKE_SOURCE_DIR}/cmake/cmake_uninstall.cmake.in"
"cmake_uninstall.cmake" IMMEDIATE @ONLY)
add_custom_target(uninstall COMMAND ${CMAKE_COMMAND} -P cmake_uninstall.cmake)