Fix MOC defines for cmake-2.4. This fixes building without OpenSSL and cmake-2.4
[quassel.git] / CMakeLists.txt
index d23405d..04aa07a 100644 (file)
@@ -1,10 +1,13 @@
 # This is the cmake-based build system for Quassel IRC.
 # You may pass various options to cmake:
 # -DWANT_(CORE|QTCLIENT|MONO)=(ON|OFF)
-#                  : select binaries to build
-# -DQT=/path/to/qt : Choose a Qt4 installation to use instead of the system Qt4
-# -DSTATIC         : Enable static building of Quassel. Use with care.
-# -DSPUTDEV        : Do not use.
+#                     : select binaries to build
+# -DWITH_OPENSSL=OFF  : Disable OpenSSL support
+# -DWITH_DBUS=OFF     : Disable D-Bus support
+# -DQT=/path/to/qt    : Choose a Qt4 installation to use instead of the system Qt4
+# -DSTATIC=ON         : Enable static building of Quassel. Use with care.
+# -DSPUTDEV=ON        : Do not use.
+# -DDEPLOY=ON         : Mac OS X only. Use only fore redistribution Quassel Packages!!
 #
 # NOTE: You need to remove CMakeCache.txt if you plan to change any of these values!
 
@@ -13,58 +16,107 @@ project(QuasselIRC)
 # Target scopes don't work in older versions
 cmake_minimum_required(VERSION 2.4.7 FATAL_ERROR)
 
-# This would suppress annoying warnings on cmake-2.6, but we can't use it 
-# with 2.4, so... DUH!
-# cmake_policy(SET CMP0003 OLD)  # suppress linker warnings
+if(COMMAND cmake_policy)
+   cmake_policy(SET CMP0003 NEW)
+endif(COMMAND cmake_policy)
+
+# Use our own (well, KDE's) version of some modules
+# In particular cmake's FindQt4 and FindOpenSSL are quite buggy
+set(CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake/modules)
 
 # Various options and variables that can be set on the command line
 option(WANT_CORE     "Build the core (server) binary"           ON)
 option(WANT_QTCLIENT "Build the Qt4 GUI client binary"          ON)
-option(WANT_MONO     "Build the monolithic (all-in-one) binary" ON)
+option(WANT_MONO     "Build the monolithic (all-in-one) binary" OFF)
 
-set(STATIC 0 CACHE BOOL "Enable static building (might not be portable)")
-set(QT "" CACHE STRING "Path to a Qt installation to use instead of the system Qt")
-set(SPUTDEV CACHE STRING "Do not use!")
+option(WITH_OPENSSL  "Enable OpenSSL support if present on the system" ON)
+option(WITH_DBUS     "Enable D-Bus support if present on the system"   ON)
 
-# Temporary
-if(STATICWIN)
-  set(STATIC 1)
-endif(STATICWIN)
+option(STATIC        "Enable static building (might not be portable)" OFF)
+option(DEPLOY        "Mac OS X only! Adds required libs to bundle resources and create a dmg. Note: requires Qt to be built with 10.4u SDK" OFF)
+option(SPUTDEV       "Do not use!" OFF)
+
+set(QT "" CACHE STRING "Path to a Qt installation to use instead of the system Qt")
+set(LINGUAS "" CACHE STRING "Space-separated List of locales specifying languages that should be compiled")
 
 if(STATIC)
   set(CMAKE_BUILD_TYPE Release)
 endif(STATIC)
 
+# RPATH needs to be set correctly
+set(CMAKE_INSTALL_RPATH_USE_LINK_PATH 1) 
+set(CMAKE_BUILD_WITH_INSTALL_RPATH 1)
+
 # Enable various flags on gcc
-include(CheckCXXCompilerFlag)
-check_cxx_compiler_flag(-Wall Wall)
-if(Wall)
-  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")
-endif(Wall)
-check_cxx_compiler_flag(-Wextra Wextra)
-if(Wextra)
-  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wextra")
-endif(Wextra)
-check_cxx_compiler_flag(-ansi ansi)
-if(ansi)
-  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ansi")
-endif(ansi)
-
-set(QT_MIN_VERSION "4.3.0")
+if(CMAKE_COMPILER_IS_GNUCXX)
+  include(CheckCXXCompilerFlag)
+  check_cxx_compiler_flag(-Wall HAVE_WALL)
+  if(HAVE_WALL)
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")
+  endif(HAVE_WALL)
+  check_cxx_compiler_flag(-Wextra HAVE_WEXTRA)
+  if(HAVE_WEXTRA)
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wextra")
+  endif(HAVE_WEXTRA)
+  check_cxx_compiler_flag(-ansi HAVE_ANSI)
+  if(HAVE_ANSI)
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ansi")
+  endif(HAVE_ANSI)
+endif(CMAKE_COMPILER_IS_GNUCXX)
+
+set(QT_MIN_VERSION "4.4.0")
+
+if(APPLE AND DEPLOY)
+  set(CMAKE_OSX_ARCHITECTURES "i386;ppc")
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mmacosx-version-min=10.4")
+  set(CMAKE_OSX_SYSROOT "/Developer/SDKs/MacOSX10.4u.sdk/")
+  add_definitions(-DMAC_10_4_SDK)
+endif(APPLE AND DEPLOY)
 
 # Enable mostly b0rked stuff (new ChatView), do not enable this unless you know what you do...
 if(SPUTDEV)
   add_definitions(-DSPUTDEV)
 endif(SPUTDEV)
 
-# Set up OpenSSL
-find_package(OpenSSL)
+# Set up execinfo
+
+# The problem with this library is that it is built-in in the Linux glib, 
+# while on systems like FreeBSD, it is installed separately and thus needs to be linked to.
+# Therefore, we search for the header to see if the it's available in the first place.
+# If it is available, we try to locate the library to figure out whether it is built-in or not.
+
+find_path(EXECINFO_H_DIR "execinfo.h")
+
+if(NOT EXECINFO_H_DIR STREQUAL "EXECINFO_H_DIR-NOTFOUND")
+  # We found the header file's include dir.
+  # Let's add it so the compiler finds it as well.
+  include_directories(${EXECINFO_H_DIR})
+
+  # Now determine if it's built-in or not, by searching the library file.
+  find_library(EXECINFO_LIB_PATH "execinfo")
+
+  if(EXECINFO_LIB_PATH STREQUAL "EXECINFO_LIB_PATH-NOTFOUND")
+    # Built-in, no further action is needed
+    message(STATUS "Found execinfo")
+  else(EXECINFO_LIB_PATH STREQUAL "EXECINFO_LIB_PATH-NOTFOUND")
+    # It's an external library, link it.
+    link_libraries(${EXECINFO_LIB_PATH})
+    message(STATUS "Found execinfo: ${EXECINFO_LIB_PATH}")
+  endif(EXECINFO_LIB_PATH STREQUAL "EXECINFO_LIB_PATH-NOTFOUND")
+
+  set(HAVE_EXECINFO true)
+
+endif(NOT EXECINFO_H_DIR STREQUAL "EXECINFO_H_DIR-NOTFOUND")
+
+if(HAVE_EXECINFO)
+  add_definitions(-DHAVE_EXECINFO)
+endif(HAVE_EXECINFO)
+
 
 # Select a Qt installation here, if you don't want to use system Qt
 if(QT)
   # FindQt4 will look for the qmake binary in $PATH, so we just prepend the Qt dir
   set(ENV{PATH} ${QT}/bin:$ENV{PATH})
-  #SET(QT_QMAKE_EXECUTABLE ${QT}/bin/qmake CACHE FILEPATH "" FORCE)
 endif(QT)
 
 # Now that we have the correct $PATH, lets find Qt!
@@ -74,10 +126,43 @@ set(QT_DONT_USE_QTGUI 1)
 include(${QT_USE_FILE})
 include_directories(${QT_INCLUDES})
 
+# Setup OpenSSL
+if(WITH_OPENSSL)
+  find_package(OpenSSL)
+else(WITH_OPENSSL)
+  message(STATUS "Disabling OpenSSL support")
+endif(WITH_OPENSSL)
+
+if(OPENSSL_FOUND)
+  if(NOT QT_DEFINITIONS MATCHES "QT_NO_OPENSSL")
+    message(STATUS "Found OpenSSL support in Qt")
+    add_definitions(-DHAVE_SSL)
+    set(HAVE_SSL true)
+  else(NOT QT_DEFINITIONS MATCHES "QT_NO_OPENSSL")
+    message(STATUS "No OpenSSL support found in Qt, disabling")
+  endif(NOT QT_DEFINITIONS MATCHES "QT_NO_OPENSSL")
+else(OPENSSL_FOUND)
+  add_definitions(-DQT_NO_OPENSSL)
+endif(OPENSSL_FOUND)
+
+# Setup D-Bus support
+if(WITH_DBUS)
+  if(QT_QTDBUS_FOUND)
+    message(STATUS "Found QtDBus, enabling D-Bus support")
+    add_definitions(-DHAVE_DBUS)
+    set(LINK_DBUS DBUS)
+    set(HAVE_DBUS true)
+  else(QT_QTDBUS_FOUND)
+    message(STATUS "QtDBus not found, disabling D-Bus support")
+  endif(QT_QTDBUS_FOUND)
+else(WITH_DBUS)
+  message(STATUS "Disabling D-Bus support")
+endif(WITH_DBUS)
+
 # We need to create a version.gen
 # For this, we create our genversion binary and make sure it is run every time.
 add_executable(genversion ${CMAKE_SOURCE_DIR}/src/common/genversion.cpp)
-target_link_libraries(genversion ${QT_LIBRARIES})
+target_link_libraries(genversion ${QT_LIBRARIES} ${QT_CORE_LIB_DEPENDENCIES})
 
 add_custom_target(genversion_run ALL ${CMAKE_BINARY_DIR}/genversion
                   ${CMAKE_SOURCE_DIR} ${CMAKE_BINARY_DIR}/src/common/version.gen)
@@ -102,8 +187,11 @@ endif(WANT_QTCLIENT OR WANT_MONO)
 # Make sure version.gen exists before building mod_common
 add_dependencies(mod_common genversion_run)
 
+# Generate binary translation files
+include(QuasselGenerateTranslations)
+quassel_generate_i18n_resource(RC_I18N ${LINGUAS})
+
 # Add resources
-qt4_add_resources(RC_I18N i18n/i18n.qrc)
 qt4_add_resources(RC_ICONS src/icons/icons.qrc)
 qt4_add_resources(RC_QUASSEL_ICONS src/icons/quassel-icons.qrc)
 qt4_add_resources(RC_SQL src/core/sql.qrc)
@@ -114,16 +202,16 @@ qt4_add_resources(RC_SQL src/core/sql.qrc)
 if(STATIC AND CMAKE_COMPILER_IS_GNUCXX)
   set(CMAKE_CXX_FLAGS "-static-libgcc ${CMAKE_CXX_FLAGS}")
   link_directories(${CMAKE_BINARY_DIR}/staticlibs) # override dynamic libs
-  if(OPENSSL_FOUND)
+  if(HAVE_SSL)
     set(QUASSEL_SSL_LIBRARIES ssl crypto)  # these miss in static builds
-  endif(OPENSSL_FOUND)
+  endif(HAVE_SSL)
 endif(STATIC AND CMAKE_COMPILER_IS_GNUCXX)
 
 if(STATIC AND WIN32)
   link_libraries(imm32 winmm)  # missing by default :/
-   if(OPENSSL_FOUND)
+   if(HAVE_SSL)
      link_libraries(${OPENSSL_LIBRARIES} libeay32MD)
-   endif(OPENSSL_FOUND)
+   endif(HAVE_SSL)
 endif(STATIC AND WIN32)
 
 if(WIN32)
@@ -158,7 +246,7 @@ if(WANT_CORE)
 endif(WANT_CORE)
 
 if(WANT_QTCLIENT)
-  setup_qt4_variables(GUI NETWORK)
+  setup_qt4_variables(${LINK_DBUS} GUI NETWORK)
   add_executable(quasselclient WIN32 ${CMAKE_SOURCE_DIR}/src/common/main.cpp
                                      ${RC_ICONS} ${RC_QUASSEL_ICONS} ${RC_I18N} ${WIN32_RC})
   set_target_properties(quasselclient PROPERTIES
@@ -168,7 +256,7 @@ if(WANT_QTCLIENT)
 endif(WANT_QTCLIENT)
 
 if(WANT_MONO)
-  setup_qt4_variables(GUI NETWORK SCRIPT SQL)
+  setup_qt4_variables(${LINK_DBUS} GUI NETWORK SCRIPT SQL)
   add_executable(quassel WIN32 ${CMAKE_SOURCE_DIR}/src/common/main.cpp
                                ${RC_ICONS} ${RC_QUASSEL_ICONS} ${RC_SQL} ${RC_I18N} ${WIN32_RC})
   set_target_properties(quassel PROPERTIES 
@@ -185,6 +273,12 @@ if(APPLE)
   add_custom_command(TARGET quassel POST_BUILD
                      COMMAND ${CMAKE_SOURCE_DIR}/scripts/build/macosx_makebundle.py
                              ${CMAKE_SOURCE_DIR} "Quassel" quassel)
+  if(DEPLOY)
+    add_custom_command(TARGET quasselclient POST_BUILD
+                       COMMAND ${CMAKE_SOURCE_DIR}/scripts/build/macosx_makePackage.sh Client)
+    add_custom_command(TARGET quasselcore POST_BUILD
+                       COMMAND ${CMAKE_SOURCE_DIR}/scripts/build/macosx_makePackage.sh Core)
+  endif(DEPLOY)
 endif(APPLE)
 
 # Install rules