qa: Avoid warning about missing field initializers
[quassel.git] / CMakeLists.txt
index 7268dac..721e339 100644 (file)
@@ -6,25 +6,49 @@
 # General setup
 #####################################################################
 
-project(QuasselIRC)
-
 # Versions
 set(QUASSEL_MAJOR  0)
 set(QUASSEL_MINOR 13)
 set(QUASSEL_PATCH  0)
-set(QUASSEL_VERSION_STRING "0.13-pre")
+set(QUASSEL_VERSION_STRING "0.13-rc1")
+
+# Build type
+if (CMAKE_CONFIGURATION_TYPES)
+    set(CMAKE_CONFIGURATION_TYPES Release RelWithDebInfo Debug Debugfull Profile)
+    set(CMAKE_CONFIGURATION_TYPES "${CMAKE_CONFIGURATION_TYPES}" CACHE STRING "These are the configuration types we support" FORCE)
+endif()
 
-# We want to know CMake's version for debug reasons
+if(NOT CMAKE_BUILD_TYPE)
+    set(CMAKE_BUILD_TYPE RelWithDebInfo CACHE STRING "Choose the type of build, options are: Release RelWithDebInfo Debug Debugfull Profile None" FORCE)
+endif()
+
+# Output CMake and Quassel versions as well as build type for debug reasons
+message(STATUS "Building Quassel ${QUASSEL_VERSION_STRING}...")
 message(STATUS "Using CMake ${CMAKE_VERSION}")
+message(STATUS "CMake build type: ${CMAKE_BUILD_TYPE}")
+
+# Support ccache if found
+# This should happen before calling project(), so compiler settings are validated.
+option(USE_CCACHE "Enable support for ccache if available" ON)
+if (USE_CCACHE)
+    message(STATUS "Checking for ccache")
+    find_program(CCACHE_PROGRAM ccache)
+    if (CCACHE_PROGRAM)
+        set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE "${CCACHE_PROGRAM}")
+        message(STATUS "Checking for ccache - enabled")
+    else()
+        message(STATUS "Checking for ccache - not found")
+    endif()
+endif()
 
-# Tell CMake about or own modules
-set(CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake)
+# Set up project
+project(Quassel C CXX)
 
 # General conveniences
 set(CMAKE_AUTOMOC ON)
 set(CMAKE_INCLUDE_CURRENT_DIR ON)
 
-# Include various CMake modules...
+# Include various CMake modules
 include(CMakePushCheckState)
 include(CheckFunctionExists)
 include(CheckIncludeFile)
@@ -32,7 +56,8 @@ include(CheckCXXSourceCompiles)
 include(CMakeDependentOption)
 include(FeatureSummary)
 
-# ... and our own stuff
+# Tell CMake about or own modules
+set(CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake)
 include(QuasselCompileSettings)
 include(QuasselMacros)
 
@@ -40,13 +65,13 @@ include(QuasselMacros)
 # Options and variables that can be set on the command line
 #####################################################################
 
-# First, choose a Qt version. We support USE_QT4 and USE_QT5; if neither is set, prefer Qt4 for now
-option(USE_QT5 "Enable support for Qt5 (disables KDE integration)" OFF)
-if (USE_QT4) # takes precedence
-    set(USE_QT5 OFF)
+# Choose a Qt version. We support USE_QT5 and USE_QT4; if neither is set, Qt5 will be used
+option(USE_QT5 "Enable support for Qt5" OFF)
+if (USE_QT5) # takes precedence
+    set(USE_QT4 OFF)
 else()
-    if (NOT USE_QT5)
-        set(USE_QT4 ON)
+    if (NOT USE_QT4)
+        set(USE_QT5 ON)
     endif()
 endif()
 
@@ -70,20 +95,36 @@ else()
     add_feature_info(WITH_KDE WITH_KDE "Integrate with the KDE Frameworks runtime environment")
 endif()
 
-cmake_dependent_option(WITH_OXYGEN "Install Oxygen icon set (usually shipped with KDE)" ON "NOT WITH_KDE" OFF)
-if (NOT WITH_KDE)
-    add_feature_info(WITH_OXYGEN WITH_OXYGEN "Install Oxygen icon set")
+# Icon theme support. By default, install the Breeze icon theme (may be disabled if a system installation is present)
+option(WITH_BUNDLED_ICONS "Install required icons from the Breeze icon theme" ON)
+add_feature_info(WITH_BUNDLED_ICONS WITH_BUNDLED_ICONS "Install required icons from the Breeze icon theme")
+
+# For Qt4, always support Oxygen
+cmake_dependent_option(WITH_OXYGEN_ICONS "Support the Oxygen icon theme (KDE4)" OFF "USE_QT5" ON)
+add_feature_info(WITH_OXYGEN_ICONS WITH_OXYGEN_ICONS "Support the Oxygen icon theme (KDE4)" OFF)
+
+if (WITH_BUNDLED_ICONS)
+    add_definitions(-DWITH_BUNDLED_ICONS)
+endif()
+if (WITH_OXYGEN_ICONS)
+    add_definitions(-DWITH_OXYGEN_ICONS)
 endif()
 
 # For this, the feature info is added after we know if QtWebkit is installed
-option(WITH_WEBKIT "WebKit support (for link previews)" ON)
+option(WITH_WEBKIT "WebKit support (for link previews) (legacy)" OFF)
+
+# For this, the feature info is added after we know if QtWebEngine is installed
+option(WITH_WEBENGINE "WebEngine support (for link previews)" ON)
 
 if (APPLE)
     # Notification Center is only available in > 10.8, which is Darwin v12
-    if (CMAKE_SYSTEM_VERSION VERSION_GREATER "11.9.9")
+    if (NOT CMAKE_SYSTEM_VERSION VERSION_LESS 12)
         option(WITH_NOTIFICATION_CENTER "OS X Notification Center support" ON)
         add_feature_info(WITH_NOTIFICATION_CENTER WITH_NOTIFICATION_CENTER "Use the OS X Notification Center")
     endif()
+    find_library(CARBON_LIBRARY Carbon)
+    mark_as_advanced(CARBON_LIBRARY)
+    link_libraries(${CARBON_LIBRARY})
 endif()
 
 # Always embed on Windows, OSX or for a static build; never embed when enabling KDE integration
@@ -100,9 +141,6 @@ endif()
 # The following options are not for end-user consumption, so don't list them in the feature summary
 cmake_dependent_option(DEPLOY "Add required libs to bundle resources and create a dmg. Note: requires Qt to be built with 10.4u SDK" OFF "APPLE" OFF)
 
-# Handle with care
-set(QT_PATH "" CACHE PATH "Path to a Qt4 installation to use instead of the system Qt (e.g. for static builds)")
-
 # Static builds are not supported and require some manual setup! Don't enable unless you know what you're doing (we don't know either)
 cmake_dependent_option(STATIC      "Enable static building (not supported)" OFF "NOT WITH_KDE" OFF)
 
@@ -116,6 +154,11 @@ if (LINK_EXTRA)
 endif()
 
 
+# List of authenticators and the cmake flags to build them
+# (currently that's just LDAP, but more can be added here).
+####################################################################
+option(WITH_LDAP "Enable LDAP authentication support if present on system" ON)
+
 # Setup CMake
 #####################################################################
 
@@ -127,10 +170,20 @@ endif()
 
 # Setting COMPILE_DEFINITIONS_<CONFIG> is deprecated since CMake 3.0 in favor of generator expressions.
 # These have existed since CMake 2.8.10; until we depend on that, we have to explicitly enable the old policy.
-if (CMAKE_MAJOR_VERSION GREATER 2)
+if (POLICY CMP0043)
     cmake_policy(SET CMP0043 OLD)
 endif()
 
+# Honor visibility settings for all target types
+if (POLICY CMP0063)
+    cmake_policy(SET CMP0063 NEW)
+endif()
+
+# Don't automoc generated files
+if (POLICY CMP0071)
+    cmake_policy(SET CMP0071 OLD)
+endif()
+
 
 # Simplify later checks
 #####################################################################
@@ -146,22 +199,6 @@ endif()
 # Set up Qt
 #####################################################################
 
-if (USE_QT5)
-    message(STATUS "Building for Qt5...")
-    set(QT_MIN_VERSION "5.2.0")
-    add_definitions(-DHAVE_QT5)
-else()
-    message(STATUS "Building for Qt4...")
-    set(QT_MIN_VERSION "4.8.0")
-
-    # Select a Qt installation here, if you don't want to use system Qt
-    if(QT_PATH)
-        # FindQt4 will look for the qmake binary in $PATH, so we just prepend QT_PATH
-        set(ENV{PATH} ${QT_PATH}/bin:$ENV{PATH})
-    endif()
-endif()
-
-
 # Find package dependencies
 #
 # Note that you can forcefully disable optional packages
@@ -169,9 +206,13 @@ endif()
 #####################################################################
 
 if (USE_QT5)
+    message(STATUS "Building for Qt5...")
+    set(QT_MIN_VERSION "5.2.0")
+    add_definitions(-DHAVE_QT5)
+
     find_package(Qt5Core ${QT_MIN_VERSION} QUIET)
     set_package_properties(Qt5Core PROPERTIES TYPE REQUIRED
-        URL "http://qt.digia.com"
+        URL "https://www.qt.io/"
         DESCRIPTION "contains core functionality for Qt"
     )
     # find_package without REQUIRED won't check for the version properly; also, older Qt5 versions
@@ -195,28 +236,39 @@ if (USE_QT5)
             DESCRIPTION "the widgets module for Qt5"
         )
 
-        find_package(Qt5DBus QUIET)
-        set_package_properties(Qt5DBus PROPERTIES TYPE RECOMMENDED
-            URL "http://qt.digia.com"
-            DESCRIPTION "D-Bus support for Qt5"
-            PURPOSE     "Needed for supporting D-Bus-based notifications and tray icon, used by most modern desktop environments"
-        )
-        if (Qt5DBus_FOUND)
-            find_package(dbusmenu-qt5 QUIET CONFIG)
-            set_package_properties(dbusmenu-qt5 PROPERTIES TYPE RECOMMENDED
-                URL "https://launchpad.net/libdbusmenu-qt"
-                DESCRIPTION "a library implementing the DBusMenu specification"
-                PURPOSE     "Required for having a context menu for the D-Bus-based tray icon"
+        if (NOT WIN32)
+            find_package(Qt5DBus QUIET)
+            set_package_properties(Qt5DBus PROPERTIES TYPE RECOMMENDED
+                URL "https://www.qt.io/"
+                DESCRIPTION "D-Bus support for Qt5"
+                PURPOSE     "Needed for supporting D-Bus-based notifications and tray icon, used by most modern desktop environments"
             )
+            if (Qt5DBus_FOUND)
+                find_package(dbusmenu-qt5 QUIET CONFIG)
+                set_package_properties(dbusmenu-qt5 PROPERTIES TYPE RECOMMENDED
+                    URL "https://launchpad.net/libdbusmenu-qt"
+                    DESCRIPTION "a library implementing the DBusMenu specification"
+                    PURPOSE     "Required for having a context menu for the D-Bus-based tray icon"
+                )
+            endif()
         endif()
 
-        find_package(Phonon4Qt5 QUIET)
-        set_package_properties(Phonon4Qt5 PROPERTIES TYPE RECOMMENDED
-            URL "https://projects.kde.org/projects/kdesupport/phonon"
-            DESCRIPTION "a multimedia abstraction library"
+        find_package(Qt5Multimedia QUIET)
+        set_package_properties(Qt5Multimedia PROPERTIES TYPE RECOMMENDED
+            URL "https://www.qt.io/"
+            DESCRIPTION "Multimedia support for Qt5"
             PURPOSE     "Required for audio notifications"
         )
 
+        if (NOT Qt5Multimedia_FOUND)
+            find_package(Phonon4Qt5 QUIET)
+            set_package_properties(Phonon4Qt5 PROPERTIES TYPE RECOMMENDED
+                URL "https://projects.kde.org/projects/kdesupport/phonon"
+                DESCRIPTION "a multimedia abstraction library"
+                PURPOSE     "Required for audio notifications"
+            )
+        endif()
+
         find_package(LibsnoreQt5 0.7.0 QUIET)
         set_package_properties(LibsnoreQt5 PROPERTIES TYPE OPTIONAL
             URL "https://projects.kde.org/projects/playground/libs/snorenotify"
@@ -231,19 +283,19 @@ if (USE_QT5)
                 PURPOSE     "Enable support for the snorenotify framework"
             )
         endif()
-        
+
 
         if (WITH_WEBKIT)
             find_package(Qt5WebKit QUIET)
             set_package_properties(Qt5WebKit PROPERTIES TYPE RECOMMENDED
-                URL "http://qt.digia.com"
+                URL "https://www.qt.io/"
                 DESCRIPTION "a WebKit implementation for Qt"
                 PURPOSE     "Needed for displaying previews for URLs in chat"
             )
             if (Qt5WebKit_FOUND)
                 find_package(Qt5WebKitWidgets QUIET)
                 set_package_properties(Qt5WebKitWidgets PROPERTIES TYPE RECOMMENDED
-                    URL "http://qt.digia.com"
+                    URL "https://www.qt.io/"
                     DESCRIPTION "widgets for Qt's WebKit implementation"
                     PURPOSE     "Needed for displaying previews for URLs in chat"
                 )
@@ -253,7 +305,29 @@ if (USE_QT5)
         if (WITH_WEBKIT AND Qt5WebKitWidgets_FOUND)
             set(HAVE_WEBKIT true)
         endif()
-        add_feature_info("WITH_WEBKIT, QtWebKit and QtWebKitWidgets modules" HAVE_WEBKIT "Support showing previews for URLs in chat")
+        add_feature_info("WITH_WEBKIT, QtWebKit and QtWebKitWidgets modules" HAVE_WEBKIT "Support showing previews for URLs in chat (legacy)")
+
+        if (WITH_WEBENGINE)
+            find_package(Qt5WebEngine QUIET)
+            set_package_properties(Qt5WebEngine PROPERTIES TYPE RECOMMENDED
+                URL "https://www.qt.io/"
+                DESCRIPTION "a WebEngine implementation for Qt"
+                PURPOSE     "Needed for displaying previews for URLs in chat"
+            )
+            if (Qt5WebEngine_FOUND)
+                find_package(Qt5WebEngineWidgets QUIET)
+                set_package_properties(Qt5WebEngineWidgets PROPERTIES TYPE RECOMMENDED
+                    URL "https://www.qt.io/"
+                    DESCRIPTION "widgets for Qt's WebEngine implementation"
+                    PURPOSE     "Needed for displaying previews for URLs in chat"
+                )
+            endif()
+        endif()
+
+        if (WITH_WEBENGINE AND Qt5WebEngineWidgets_FOUND)
+            set(HAVE_WEBENGINE true)
+        endif()
+        add_feature_info("WITH_WEBENGINE, QtWebEngine and QtWebEngineWidgets modules" HAVE_WEBENGINE "Support showing previews for URLs in chat")
 
         # KDE Frameworks
         ################
@@ -276,23 +350,23 @@ if (USE_QT5)
         if (ECM_FOUND)
             list(APPEND CMAKE_MODULE_PATH ${ECM_MODULE_PATH})
             if (WITH_KDE)
-                find_package(KF5 COMPONENTS ConfigWidgets CoreAddons Notifications NotifyConfig TextWidgets WidgetsAddons XmlGui QUIET)
+                find_package(KF5 COMPONENTS ConfigWidgets CoreAddons Notifications NotifyConfig Sonnet TextWidgets WidgetsAddons XmlGui QUIET REQUIRED)
                 set_package_properties(KF5 PROPERTIES TYPE REQUIRED
                     URL "http://www.kde.org"
                     DESCRIPTION "KDE Frameworks"
                     PURPOSE     "Required for integration into the Plasma desktop"
                 )
-            else(WITH_KDE)
+            else()
                 find_package(KF5Sonnet QUIET)
                 set_package_properties(KF5Sonnet PROPERTIES TYPE RECOMMENDED
                     URL "http://api.kde.org/frameworks-api/frameworks5-apidocs/sonnet/html"
                     DESCRIPTION "framework for providing spell-checking capabilities"
                     PURPOSE "Enables spell-checking support in input widgets"
                 )
-            endif(WITH_KDE)
-        endif(ECM_FOUND)
+            endif()
+        endif()
 
-    endif(BUILD_GUI)
+    endif()
 
     if (BUILD_CORE)
         find_package(Qt5Script QUIET)
@@ -311,7 +385,7 @@ if (USE_QT5)
             PURPOSE "Required for encryption support"
         )
 
-    endif(BUILD_CORE)
+    endif()
 
     find_package(Qt5LinguistTools QUIET)
     set_package_properties(Qt5LinguistTools PROPERTIES TYPE RECOMMENDED
@@ -338,7 +412,10 @@ if (USE_QT5)
         endif()
     endif()
 
-else(USE_QT5)
+else()
+    message(STATUS "Building for Qt4...")
+    set(QT_MIN_VERSION "4.8.0")
+
     find_package(Qt4 ${QT_MIN_VERSION} QUIET REQUIRED)
 
     if (BUILD_GUI)
@@ -368,14 +445,14 @@ else(USE_QT5)
             )
             set(CMAKE_C_FLAGS ${_cflags})
 
-        else(WITH_KDE)
+        else()
             find_package(Phonon QUIET)
             set_package_properties(Phonon PROPERTIES TYPE RECOMMENDED
                 URL "https://projects.kde.org/projects/kdesupport/phonon"
                 DESCRIPTION "a multimedia abstraction library"
                 PURPOSE     "Required for audio notifications"
             )
-        endif(WITH_KDE)
+        endif()
 
         find_package(IndicateQt QUIET)
         set_package_properties(IndicateQt PROPERTIES TYPE OPTIONAL
@@ -384,7 +461,7 @@ else(USE_QT5)
             PURPOSE     "Provides integration into the Ayatana notification system used by e.g. Ubuntu"
         )
 
-    endif(BUILD_GUI)
+    endif()
 
     if (BUILD_CORE)
 
@@ -433,6 +510,11 @@ endif()
 cmake_push_check_state(RESET)
 set(CMAKE_REQUIRED_INCLUDES ${QT_INCLUDES} ${Qt5Core_INCLUDE_DIRS})
 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${Qt5Core_EXECUTABLE_COMPILE_FLAGS}")
+
+if (USE_QT5 AND Qt5_POSITION_INDEPENDENT_CODE)
+    set(CMAKE_REQUIRED_FLAGS "-fPIC -DQT_NO_VERSION_TAGGING")
+endif()
+
 check_cxx_source_compiles("
     #include \"qglobal.h\"
     #if defined QT_NO_SSL
@@ -463,6 +545,20 @@ if (CMAKE_COMPILER_IS_GNUCXX)
     string(REPLACE "-ansi" "" CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS})
 endif()
 
+# Setup LDAP Authentication support.
+#####################################################################
+if (WITH_LDAP)
+    find_package(Ldap)
+    if (LDAP_FOUND)
+        message(STATUS "Enabling LDAP authentication support")
+        set(HAVE_LDAP true)
+        add_definitions(-DHAVE_LDAP)
+    else()
+        message(STATUS "Disabling LDAP authentication support")
+    endif()
+else()
+    message(STATUS "Not enabling LDAP authentication support")
+endif()
 
 # Setup KDE / KDE Frameworks
 #####################################################################
@@ -475,7 +571,7 @@ if (KDE4_FOUND)
     set(EMBED_DATA OFF)
 
     # Better have the compile flags global, even for the core, to avoid problems with linking the mono client
-    add_definitions(-DHAVE_KDE -DHAVE_KDE4 ${KDE4_DEFINITIONS})
+    add_definitions(-DHAVE_KDE -DHAVE_KDE4 ${KDE4_DEFINITIONS} ${KDE4_ENABLE_EXCEPTIONS})
     set(WITH_KDE4 TRUE)
 endif()
 
@@ -487,6 +583,7 @@ if (USE_QT5 AND WITH_KDE)
     include(KDECompilerSettings)
     include(KDECMakeSettings)
 
+    kde_enable_exceptions()
     add_definitions(-DHAVE_KDE -DHAVE_KF5)
     set(WITH_KF5 TRUE)
 endif()
@@ -531,7 +628,7 @@ if (NOT WIN32)
     check_function_exists(umask HAVE_UMASK)
     if(HAVE_UMASK)
         add_definitions(-DHAVE_UMASK)
-    endif(HAVE_UMASK)
+    endif()
 endif()
 
 
@@ -577,12 +674,22 @@ include(GetGitRevisionDescription)
 get_git_head_revision(GIT_REFSPEC GIT_HEAD)
 git_describe(GIT_DESCRIBE --long)
 
+# If in a Git repo we can get the commit-date from a git command
+if (GIT_HEAD)
+    execute_process(
+        COMMAND git -c log.showsignature=false show -s --format=%ct
+        WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
+        OUTPUT_VARIABLE GIT_COMMIT_DATE
+        OUTPUT_STRIP_TRAILING_WHITESPACE
+    )
+endif()
+
 # If not in a Git repo try to read GIT_HEAD and GIT_DESCRIBE from
 # enviroment
 if (NOT GIT_HEAD OR NOT GIT_DESCRIBE)
   if (DEFINED ENV{GIT_HEAD})
       set(GIT_HEAD $ENV{GIT_HEAD})
-  endif ()
+  endif()
   if (DEFINED ENV{GIT_DESCRIBE})
      set(GIT_DESCRIBE $ENV{GIT_DESCRIBE})
   endif()
@@ -592,6 +699,7 @@ endif()
 if (NOT GIT_HEAD OR NOT GIT_DESCRIBE)
     set(GIT_HEAD "")
     set(GIT_DESCRIBE "")
+    set(GIT_COMMIT_DATE 0)
 endif()
 
 configure_file(version.h.in ${CMAKE_BINARY_DIR}/version.h @ONLY)