cmake: remove unused cmake finders for gobject and glib

cmake/FindGLib.cmake

-# FindGLib.cmake
-# <https://github.com/nemequ/gnome-cmake>
-#
-# CMake support for GLib/GObject/GIO.
-#
-#   SPDX-FileCopyrightText: 2016 Evan Nemerson <evan@nemerson.com>
-#
-#   SPDX-License-Identifier: MIT
-
-find_package(PkgConfig)
-
-if(PKG_CONFIG_FOUND)
-  pkg_search_module(GLib_PKG glib-2.0)
-endif()
-
-find_library(GLib_LIBRARY glib-2.0 HINTS ${GLib_PKG_LIBRARY_DIRS})
-set(GLib glib-2.0)
-
-if(GLib_LIBRARY AND NOT GLib_FOUND)
-  add_library(${GLib} SHARED IMPORTED)
-  set_property(TARGET ${GLib} PROPERTY IMPORTED_LOCATION "${GLib_LIBRARY}")
-  set_property(TARGET ${GLib} PROPERTY INTERFACE_COMPILE_OPTIONS "${GLib_PKG_CFLAGS_OTHER}")
-
-  find_path(GLib_INCLUDE_DIRS "glib.h"
-    HINTS ${GLib_PKG_INCLUDE_DIRS}
-    PATH_SUFFIXES "glib-2.0")
-
-  get_filename_component(GLib_LIBDIR "${GLib}" DIRECTORY)
-  find_path(GLib_CONFIG_INCLUDE_DIR "glibconfig.h"
-    HINTS
-      ${GLib_LIBDIR}
-      ${GLib_PKG_INCLUDE_DIRS}
-    PATHS
-      "${CMAKE_LIBRARY_PATH}"
-    PATH_SUFFIXES
-      "glib-2.0/include"
-      "glib-2.0")
-  unset(GLib_LIBDIR)
-
-  if(GLib_CONFIG_INCLUDE_DIR)
-    file(STRINGS "${GLib_CONFIG_INCLUDE_DIR}/glibconfig.h" GLib_MAJOR_VERSION REGEX "^#define GLIB_MAJOR_VERSION +([0-9]+)")
-    string(REGEX REPLACE "^#define GLIB_MAJOR_VERSION ([0-9]+)$" "\\1" GLib_MAJOR_VERSION "${GLib_MAJOR_VERSION}")
-    file(STRINGS "${GLib_CONFIG_INCLUDE_DIR}/glibconfig.h" GLib_MINOR_VERSION REGEX "^#define GLIB_MINOR_VERSION +([0-9]+)")
-    string(REGEX REPLACE "^#define GLIB_MINOR_VERSION ([0-9]+)$" "\\1" GLib_MINOR_VERSION "${GLib_MINOR_VERSION}")
-    file(STRINGS "${GLib_CONFIG_INCLUDE_DIR}/glibconfig.h" GLib_MICRO_VERSION REGEX "^#define GLIB_MICRO_VERSION +([0-9]+)")
-    string(REGEX REPLACE "^#define GLIB_MICRO_VERSION ([0-9]+)$" "\\1" GLib_MICRO_VERSION "${GLib_MICRO_VERSION}")
-    set(GLib_VERSION "${GLib_MAJOR_VERSION}.${GLib_MINOR_VERSION}.${GLib_MICRO_VERSION}")
-    unset(GLib_MAJOR_VERSION)
-    unset(GLib_MINOR_VERSION)
-    unset(GLib_MICRO_VERSION)
-
-    list(APPEND GLib_INCLUDE_DIRS ${GLib_CONFIG_INCLUDE_DIR})
-    set_property(TARGET ${GLib} PROPERTY INTERFACE_INCLUDE_DIRECTORIES "${GLib_INCLUDE_DIRS}")
-  endif()
-endif()
-
-include(FindPackageHandleStandardArgs)
-find_package_handle_standard_args(GLib
-    REQUIRED_VARS
-      GLib_LIBRARY
-      GLib_INCLUDE_DIRS
-    VERSION_VAR
-      GLib_VERSION)

cmake/FindGObject.cmake

-# FindGObject.cmake
-# <https://github.com/nemequ/gnome-cmake>
-#
-# CMake support for GObject.
-#
-#   SPDX-FileCopyrightText: 2016 Evan Nemerson <evan@nemerson.com>
-#
-#   SPDX-License-Identifier: MIT
-
-find_package(PkgConfig)
-
-set(GObject_DEPS
-  GLib)
-
-if(PKG_CONFIG_FOUND)
-  pkg_search_module(GObject_PKG gobject-2.0)
-endif()
-
-find_library(GObject_LIBRARY gobject-2.0 HINTS ${GObject_PKG_LIBRARY_DIRS})
-set(GObject gobject-2.0)
-
-if(GObject_LIBRARY AND NOT GObject_FOUND)
-  add_library(${GObject} SHARED IMPORTED)
-  set_property(TARGET ${GObject} PROPERTY IMPORTED_LOCATION "${GObject_LIBRARY}")
-  set_property(TARGET ${GObject} PROPERTY INTERFACE_COMPILE_OPTIONS "${GObject_PKG_CFLAGS_OTHER}")
-
-  find_path(GObject_INCLUDE_DIR "gobject/gobject.h"
-    HINTS ${GObject_PKG_INCLUDE_DIRS})
-
-  find_package(GLib)
-  set(GObject_VERSION "${GLib_VERSION}")
-
-  list(APPEND GObject_DEPS_FOUND_VARS "GLib_FOUND")
-  list(APPEND GObject_INCLUDE_DIRS ${GLib_INCLUDE_DIRS})
-  set_property(TARGET ${GObject} PROPERTY INTERFACE_INCLUDE_DIRECTORIES "${GObject_INCLUDE_DIR}")
-
-  set_property (TARGET "${GObject}" APPEND PROPERTY INTERFACE_LINK_LIBRARIES "${GLib}")
-endif()
-
-find_program(GLib_GENMARSHAL glib-genmarshal)
-if(GLib_GENMARSHAL AND NOT GLib_FOUND)
-  add_executable(glib-genmarshal IMPORTED)
-  set_property(TARGET glib-genmarshal PROPERTY IMPORTED_LOCATION "${GLib_GENMARSHAL}")
-endif()
-
-find_program(GLib_MKENUMS glib-mkenums)
-if(GLib_MKENUMS AND NOT GLib_FOUND)
-  add_executable(glib-mkenums IMPORTED)
-  set_property(TARGET glib-mkenums PROPERTY IMPORTED_LOCATION "${GLib_MKENUMS}")
-endif()
-
-include(FindPackageHandleStandardArgs)
-find_package_handle_standard_args(GObject
-    REQUIRED_VARS
-      GObject_LIBRARY
-      GObject_INCLUDE_DIRS
-      ${GObject_DEPS_FOUND_VARS}
-    VERSION_VAR
-      GObject_VERSION)
-
-unset(GObject_DEPS_FOUND_VARS)