Add glib support to cmake buildsystem.

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=68506
Reviewed-by: Simon McVittie <simon.mcvittie@collabora.co.uk>

6 files changed, 186 insertions, 42 deletions

diff --git a/cmake/CMakeLists.txt b/cmake/CMakeLists.txt
index bf5ef2b1..adecfe13 100644
--- a/cmake/CMakeLists.txt
+++ b/cmake/CMakeLists.txt
@@ -109,6 +109,11 @@ option (DBUS_ENABLE_STATS "enable bus daemon usage statistics" OFF)
 
 find_package(EXPAT)
 find_package(X11)
+find_package(GLib2)
+find_package(GObject)
+if(GLIB2_FOUND AND GOBJECT_FOUND)
+    option (DBUS_WITH_GLIB "build with glib" ON)
+endif()
 
 # analogous to AC_USE_SYSTEM_EXTENSIONS in configure.ac
 add_definitions(-D_GNU_SOURCE)
@@ -539,6 +544,7 @@ message("        Docbook Generator:        ${DOCBOOK_GENERATOR_NAME}           "
 
 message("        gcc coverage profiling:   ${DBUS_GCOV_ENABLED}                ")
 message("        Building unit tests:      ${DBUS_BUILD_TESTS}                 ")
+message("        Building with GLib:       ${DBUS_WITH_GLIB}                   ")
 message("        Building verbose mode:    ${DBUS_ENABLE_VERBOSE_MODE}         ")
 message("        Building w/o assertions:  ${DBUS_DISABLE_ASSERT}              ")
 message("        Building w/o checks:      ${DBUS_DISABLE_CHECKS}              ")
diff --git a/cmake/modules/COPYING-CMAKE-SCRIPTS b/cmake/modules/COPYING-CMAKE-SCRIPTS
new file mode 100644
index 00000000..53b6b71e
--- /dev/null
+++ b/cmake/modules/COPYING-CMAKE-SCRIPTS
@@ -0,0 +1,22 @@
+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 copyright
+   notice, this list of conditions and the following disclaimer.
+2. Redistributions in binary form must reproduce the copyright
+   notice, this list of conditions and the following disclaimer in the
+   documentation and/or other materials provided with the distribution.
+3. The name of the author may not be used to endorse or promote products
+   derived from this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
diff --git a/cmake/modules/FindGLIB.cmake b/cmake/modules/FindGLIB.cmake
deleted file mode 100644
index 1fdaee95..00000000
--- a/cmake/modules/FindGLIB.cmake
+++ /dev/null
@@ -1,42 +0,0 @@
-# - Try to find the GLIB library
-# Once done this will define
-#
-#  GLIB_FOUND - system has GLIB
-#  GLIB_INCLUDES - the GLIB include directories
-#  GLIB_LIBRARIES - The libraries needed to use GLIB
-
-if (WIN32)
-
-INCLUDE(MacroGetenvWinPath)
-
-MACRO_GETENV_WIN_PATH(_program_FILES_DIR PROGRAMFILES)
-
-FIND_PATH(GLIB_INCLUDE_DIR glib.h
-   ${_program_FILES_DIR}/glib/include/glib-2.0
-)
-
-
-# search for GLIB in the default install directory for applications (default of (n)make install)
-FIND_LIBRARY(GLIB_LIBRARY NAMES glib-2.0
-   PATHS
-   ${_program_FILES_DIR}/glib/lib
-)
-
-if (GLIB_LIBRARY AND GLIB_INCLUDE_DIR)
-   set(GLIB_FOUND TRUE)
-   set(CMAKE_INCLUDE_PATH ${CMAKE_INCLUDE_PATH} ${GLIB_INCLUDES})
-   set(CMAKE_LIBRARY_PATH ${CMAKE_LIBRARY_PATH} ${GLIB_LIBRARIES})
-   
-endif (GLIB_LIBRARY AND GLIB_INCLUDE_DIR)
-
-if (GLIB_FOUND)
-   if (NOT GLIB_FIND_QUIETLY)
-      message(STATUS "Found GLIB: ${GLIB_LIBRARY}")
-   endif (NOT GLIB_FIND_QUIETLY)
-else (GLIB_FOUND)
-   if (GLIB_FIND_REQUIRED)
-      message(FATAL_ERROR "Could NOT find GLIB library")
-   endif (GLIB_FIND_REQUIRED)
-endif (GLIB_FOUND)
-
-endif (WIN32)
diff --git a/cmake/modules/FindGLib2.cmake b/cmake/modules/FindGLib2.cmake
new file mode 100644
index 00000000..d72b2a09
--- /dev/null
+++ b/cmake/modules/FindGLib2.cmake
@@ -0,0 +1,60 @@
+# - Try to find the GLIB2 libraries
+# Once done this will define
+#
+#  GLIB2_FOUND - system has glib2
+#  GLIB2_INCLUDE_DIR - the glib2 include directory
+#  GLIB2_LIBRARIES - glib2 library
+
+# Copyright (c) 2008 Laurent Montel, <montel@kde.org>
+# Copyright (c) 2013 Ralf Habacker, <ralf.habacker@freenet.de>
+#
+# Redistribution and use is allowed according to the terms of the BSD license.
+# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
+
+
+if(GLIB2_INCLUDE_DIR AND GLIB2_LIBRARIES)
+    # Already in cache, be silent
+    set(GLIB2_FIND_QUIETLY TRUE)
+endif(GLIB2_INCLUDE_DIR AND GLIB2_LIBRARIES)
+
+if (NOT WIN32)
+    find_package(PkgConfig)
+    pkg_check_modules(PC_LibGLIB2 QUIET glib-2.0)
+endif()
+
+find_path(GLIB2_MAIN_INCLUDE_DIR
+          NAMES glib.h
+          HINTS ${PC_LibGLIB2_INCLUDEDIR}
+          PATH_SUFFIXES glib-2.0)
+
+find_library(GLIB2_LIBRARY
+             NAMES glib-2.0
+             HINTS ${PC_LibGLIB2_LIBDIR}
+)
+
+find_library(GIO2_LIBRARY
+             NAMES gio-2.0
+             HINTS ${PC_LibGLIB2_LIBDIR}
+)
+
+set(GLIB2_LIBRARIES ${GLIB2_LIBRARY} ${GIO2_LIBRARY})
+
+# search the glibconfig.h include dir under the same root where the library is found
+get_filename_component(glib2LibDir "${GLIB2_LIBRARY}" PATH)
+
+find_path(GLIB2_INTERNAL_INCLUDE_DIR glibconfig.h
+          PATH_SUFFIXES glib-2.0/include
+          HINTS ${PC_LibGLIB2_INCLUDEDIR} "${glib2LibDir}" ${CMAKE_SYSTEM_LIBRARY_PATH})
+
+set(GLIB2_INCLUDE_DIR "${GLIB2_MAIN_INCLUDE_DIR}")
+
+# not sure if this include dir is optional or required
+# for now it is optional
+if(GLIB2_INTERNAL_INCLUDE_DIR)
+  set(GLIB2_INCLUDE_DIR ${GLIB2_INCLUDE_DIR} "${GLIB2_INTERNAL_INCLUDE_DIR}")
+endif(GLIB2_INTERNAL_INCLUDE_DIR)
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(GLIB2  DEFAULT_MSG  GLIB2_LIBRARIES GLIB2_MAIN_INCLUDE_DIR)
+
+mark_as_advanced(GLIB2_INCLUDE_DIR GLIB2_LIBRARIES)
diff --git a/cmake/modules/FindGObject.cmake b/cmake/modules/FindGObject.cmake
new file mode 100644
index 00000000..af0c9f73
--- /dev/null
+++ b/cmake/modules/FindGObject.cmake
@@ -0,0 +1,52 @@
+# - Try to find GObject
+# Once done this will define
+#
+#  GOBJECT_FOUND - system has GObject
+#  GOBJECT_INCLUDE_DIR - the GObject include directory
+#  GOBJECT_LIBRARIES - the libraries needed to use GObject
+#  GOBJECT_DEFINITIONS - Compiler switches required for using GObject
+
+# Copyright (c) 2011, Raphael Kubo da Costa <kubito@gmail.com>
+# Copyright (c) 2006, Tim Beaulen <tbscope@gmail.com>
+#
+# Redistribution and use is allowed according to the terms of the BSD license.
+# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
+
+FIND_PACKAGE(PkgConfig)
+PKG_CHECK_MODULES(PC_GOBJECT gobject-2.0)
+SET(GOBJECT_DEFINITIONS ${PC_GOBJECT_CFLAGS_OTHER})
+
+FIND_PATH(GOBJECT_INCLUDE_DIR gobject.h
+   HINTS
+   ${PC_GOBJECT_INCLUDEDIR}
+   ${PC_GOBJECT_INCLUDE_DIRS}
+   PATH_SUFFIXES glib-2.0/gobject/
+   )
+
+FIND_LIBRARY(_GObjectLibs NAMES gobject-2.0
+   HINTS
+   ${PC_GOBJECT_LIBDIR}
+   ${PC_GOBJECT_LIBRARY_DIRS}
+   )
+FIND_LIBRARY(_GModuleLibs NAMES gmodule-2.0
+   HINTS
+   ${PC_GOBJECT_LIBDIR}
+   ${PC_GOBJECT_LIBRARY_DIRS}
+   )
+FIND_LIBRARY(_GThreadLibs NAMES gthread-2.0
+   HINTS
+   ${PC_GOBJECT_LIBDIR}
+   ${PC_GOBJECT_LIBRARY_DIRS}
+   )
+FIND_LIBRARY(_GLibs NAMES glib-2.0
+   HINTS
+   ${PC_GOBJECT_LIBDIR}
+   ${PC_GOBJECT_LIBRARY_DIRS}
+   )
+
+SET( GOBJECT_LIBRARIES ${_GObjectLibs} ${_GModuleLibs} ${_GThreadLibs} ${_GLibs} )
+
+INCLUDE(FindPackageHandleStandardArgs)
+FIND_PACKAGE_HANDLE_STANDARD_ARGS(GOBJECT DEFAULT_MSG GOBJECT_LIBRARIES GOBJECT_INCLUDE_DIR)
+
+MARK_AS_ADVANCED(GOBJECT_INCLUDE_DIR _GObjectLibs _GModuleLibs _GThreadLibs _GLibs)
diff --git a/cmake/test/CMakeLists.txt b/cmake/test/CMakeLists.txt
index 8657e4c7..c7265963 100644
--- a/cmake/test/CMakeLists.txt
+++ b/cmake/test/CMakeLists.txt
@@ -71,6 +71,51 @@ target_link_libraries(test-segfault ${DBUS_INTERNAL_LIBRARIES})
 add_executable(test-sleep-forever ${test-sleep-forever_SOURCES})
 target_link_libraries(test-sleep-forever ${DBUS_INTERNAL_LIBRARIES})
 
+
+if(DBUS_WITH_GLIB)
+    message(STATUS "with glib test apps")
+    add_definitions(
+        ${GLIB2_DEFINITIONS}
+        ${GOBJECT_DEFINITIONS}
+    )
+    include_directories(
+        ${GLIB2_INCLUDE_DIR}
+        ${GOBJECT_INCLUDE_DIR}
+        ${CMAKE_SOURCE_DIR}/../test
+    )
+    set (TEST_LIBRARIES dbus-testutils ${GLIB2_LIBRARIES} ${GOBJECT_LIBRARIES})
+
+    add_executable(test-corrupt ${CMAKE_SOURCE_DIR}/../test/corrupt.c)
+    target_link_libraries(test-corrupt ${TEST_LIBRARIES})
+
+    add_executable(test-dbus-daemon ${CMAKE_SOURCE_DIR}/../test/dbus-daemon.c)
+    target_link_libraries(test-dbus-daemon ${TEST_LIBRARIES})
+
+    add_executable(test-dbus-daemon-eavesdrop ${CMAKE_SOURCE_DIR}/../test/dbus-daemon-eavesdrop.c)
+    target_link_libraries(test-dbus-daemon-eavesdrop ${TEST_LIBRARIES})
+
+    add_executable(test-loopback ${CMAKE_SOURCE_DIR}/../test/loopback.c)
+    target_link_libraries(test-loopback ${TEST_LIBRARIES})
+
+    add_executable(test-marshal ${CMAKE_SOURCE_DIR}/../test/marshal.c)
+    target_link_libraries(test-marshal ${TEST_LIBRARIES})
+
+    add_executable(test-refs ${CMAKE_SOURCE_DIR}/../test/internals/refs.c)
+    target_link_libraries(test-refs ${TEST_LIBRARIES})
+
+    add_executable(test-relay ${CMAKE_SOURCE_DIR}/../test/relay.c)
+    target_link_libraries(test-relay ${TEST_LIBRARIES})
+
+    add_executable(test-syntax ${CMAKE_SOURCE_DIR}/../test/syntax.c)
+    target_link_libraries(test-syntax ${TEST_LIBRARIES})
+
+    add_executable(test-syslog ${CMAKE_SOURCE_DIR}/../test/internals/syslog.c)
+    target_link_libraries(test-syslog ${TEST_LIBRARIES})
+
+    add_executable(manual-authz ${CMAKE_SOURCE_DIR}/../test/manual-authz.c)
+    target_link_libraries(manual-authz ${TEST_LIBRARIES})
+endif()
+
 ### keep these in creation order, i.e. uppermost dirs first 
 set (TESTDIRS
     test/data
@@ -81,6 +126,7 @@ set (TESTDIRS
     test/data/sha-1
     test/data/valid-config-files
     test/data/valid-config-files/basic.d
+    test/data/valid-config-files/session.d
     test/data/valid-config-files/system.d
     test/data/valid-config-files-system
     test/data/valid-introspection-files