Simplify CMake code
[quassel.git] / CMakeLists.txt
index 5479d16..168162b 100644 (file)
@@ -11,8 +11,8 @@ project(QuasselIRC)
 # Versions
 set(QUASSEL_MAJOR  0)
 set(QUASSEL_MINOR 12)
-set(QUASSEL_PATCH  0)
-set(QUASSEL_VERSION_STRING "0.12.0")
+set(QUASSEL_PATCH  4)
+set(QUASSEL_VERSION_STRING "0.12.4")
 
 # We want to know CMake's version for debug reasons
 message(STATUS "Using CMake ${CMAKE_VERSION}")
@@ -76,11 +76,14 @@ if (NOT WITH_KDE)
 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)" ON)
+
+# 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()
@@ -127,10 +130,15 @@ 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()
+
 
 # Simplify later checks
 #####################################################################
@@ -146,22 +154,6 @@ 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
@@ -169,6 +161,10 @@ 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"
@@ -195,19 +191,21 @@ 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 "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"
+                )
+            endif()
         endif()
 
         find_package(Phonon4Qt5 QUIET)
@@ -217,12 +215,21 @@ if (USE_QT5)
             PURPOSE     "Required for audio notifications"
         )
 
-        find_package(LibsnoreQt5 QUIET)
+        find_package(LibsnoreQt5 0.7.0 QUIET)
         set_package_properties(LibsnoreQt5 PROPERTIES TYPE OPTIONAL
-            URL "https://github.com/TheOneRing/Snorenotify"
+            URL "https://projects.kde.org/projects/playground/libs/snorenotify"
             DESCRIPTION "a cross-platform notification framework"
             PURPOSE     "Enable support for the snorenotify framework"
         )
+        if(LibsnoreQt5_FOUND)
+            find_package(LibsnoreSettingsQt5)
+            set_package_properties(LibsnoreSettingsQt5 PROPERTIES TYPE REQUIRED
+                URL "https://projects.kde.org/projects/playground/libs/snorenotify"
+                DESCRIPTION "a cross-platform notification framework"
+                PURPOSE     "Enable support for the snorenotify framework"
+            )
+        endif()
+
 
         if (WITH_WEBKIT)
             find_package(Qt5WebKit QUIET)
@@ -240,7 +247,33 @@ if (USE_QT5)
                 )
             endif()
         endif()
-        add_feature_info("WITH_WEBKIT, QtWebKit and QtWebKitWidgets modules" Qt5WebKitWidgets_FOUND "Support showing previews for URLs in chat")
+
+        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 (legacy)")
+
+        if (WITH_WEBENGINE)
+            find_package(Qt5WebEngine QUIET)
+            set_package_properties(Qt5WebEngine PROPERTIES TYPE RECOMMENDED
+                URL "http://qt.digia.com"
+                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 "http://qt.digia.com"
+                    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
         ################
@@ -321,6 +354,15 @@ if (USE_QT5)
     endif()
 
 else(USE_QT5)
+    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()
+
     find_package(Qt4 ${QT_MIN_VERSION} QUIET REQUIRED)
 
     if (BUILD_GUI)
@@ -357,13 +399,6 @@ else(USE_QT5)
                 DESCRIPTION "a multimedia abstraction library"
                 PURPOSE     "Required for audio notifications"
             )
-
-            find_package(Libsnore QUIET)
-            set_package_properties(Libsnore PROPERTIES TYPE OPTIONAL
-                URL "https://github.com/TheOneRing/Snorenotify"
-                DESCRIPTION "a cross-platform notification framework"
-                PURPOSE     "Enable support for the snorenotify framework"
-            )
         endif(WITH_KDE)
 
         find_package(IndicateQt QUIET)
@@ -416,6 +451,25 @@ if (NOT WIN32)
     )
 endif()
 
+# Check for SSL support in Qt
+# As there's no easy way to get Qt's configuration in particular for Qt5, let's just compile
+# a small test program checking the defines. This works for both Qt4 and Qt5.
+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
+    #  error \"No SSL support\"
+    #endif
+    int main() {}"
+    HAVE_SSL)
+cmake_pop_check_state()
 
 # Additional compile settings
 #####################################################################
@@ -479,20 +533,6 @@ if (NOT ZLIB_FOUND)
     endif()
 endif()
 
-# Check for SSL support in Qt
-# As there's no easy way to get Qt's configuration in particular for Qt5, let's just compile
-# a small test program checking the defines. This works for both Qt4 and Qt5.
-cmake_push_check_state(RESET)
-set(CMAKE_REQUIRED_INCLUDES ${QT_INCLUDES} ${Qt5Core_INCLUDE_DIRS})
-check_cxx_source_compiles("
-    #include \"qglobal.h\"
-    #if defined QT_NO_OPENSSL || defined QT_NO_SSL
-    #  error \"No SSL support\"
-    #endif
-    int main() {}"
-    HAVE_SSL)
-cmake_pop_check_state()
-
 if (HAVE_SSL)
     add_definitions(-DHAVE_SSL)
 endif()
@@ -566,14 +606,24 @@ 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 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 ${GIT_HEAD})
+      set(GIT_HEAD $ENV{GIT_HEAD})
   endif ()
   if (DEFINED ENV{GIT_DESCRIBE})
-     set(GIT_DESCRIBE ${GIT_DESCRIBE})
+     set(GIT_DESCRIBE $ENV{GIT_DESCRIBE})
   endif()
 endif()
 
@@ -581,6 +631,7 @@ 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)