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Edit File: FindGTK.cmake

# Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
# file Copyright.txt or https://cmake.org/licensing for details.

#[=======================================================================[.rst:
FindGTK
-------

Find GTK, glib and GTKGLArea

GTK_INCLUDE_DIR   - Directories to include to use GTK
  GTK_LIBRARIES     - Files to link against to use GTK
  GTK_FOUND         - GTK was found
  GTK_GL_FOUND      - GTK's GL features were found
#]=======================================================================]

# don't even bother under WIN32
if(UNIX)

find_path( GTK_gtk_INCLUDE_PATH NAMES gtk/gtk.h
    PATH_SUFFIXES gtk-1.2 gtk12
    PATHS
    /usr/openwin/share/include
    /usr/openwin/include
    /opt/gnome/include
  )

# Some Linux distributions (e.g. Red Hat) have glibconfig.h
  # and glib.h in different directories, so we need to look
  # for both.
  #  - Atanas Georgiev <atanas@cs.columbia.edu>

find_path( GTK_glibconfig_INCLUDE_PATH NAMES glibconfig.h
    PATH_SUFFIXES glib/include lib/glib/include include/glib12
    PATHS
    /usr/openwin/share/include
    /opt/gnome/include
    /opt/gnome/lib/glib/include
  )

find_path( GTK_glib_INCLUDE_PATH NAMES glib.h
    PATH_SUFFIXES gtk-1.2 glib-1.2 glib12 glib/include lib/glib/include
    PATHS
    /usr/openwin/share/include
    /opt/gnome/include
  )

find_path( GTK_gtkgl_INCLUDE_PATH NAMES gtkgl/gtkglarea.h
    PATHS /usr/openwin/share/include
          /opt/gnome/include
  )

find_library( GTK_gtkgl_LIBRARY gtkgl
    /usr/openwin/lib
    /opt/gnome/lib
  )

#
  # The 12 suffix is thanks to the FreeBSD ports collection
  #

find_library( GTK_gtk_LIBRARY
    NAMES  gtk gtk12
    PATHS /usr/openwin/lib
          /opt/gnome/lib
  )

find_library( GTK_gdk_LIBRARY
    NAMES  gdk gdk12
    PATHS  /usr/openwin/lib
           /opt/gnome/lib
  )

find_library( GTK_gmodule_LIBRARY
    NAMES  gmodule gmodule12
    PATHS  /usr/openwin/lib
           /opt/gnome/lib
  )

find_library( GTK_glib_LIBRARY
    NAMES  glib glib12
    PATHS  /usr/openwin/lib
           /opt/gnome/lib
  )

find_library( GTK_Xi_LIBRARY
    NAMES Xi
    PATHS /usr/openwin/lib
          /opt/gnome/lib
    )

find_library( GTK_gthread_LIBRARY
    NAMES  gthread gthread12
    PATHS  /usr/openwin/lib
           /opt/gnome/lib
  )

if(GTK_gtk_INCLUDE_PATH
     AND GTK_glibconfig_INCLUDE_PATH
     AND GTK_glib_INCLUDE_PATH
     AND GTK_gtk_LIBRARY
     AND GTK_glib_LIBRARY)

# Assume that if gtk and glib were found, the other
    # supporting libraries have also been found.

set( GTK_FOUND "YES" )
    set( GTK_INCLUDE_DIR  ${GTK_gtk_INCLUDE_PATH}
                           ${GTK_glibconfig_INCLUDE_PATH}
                           ${GTK_glib_INCLUDE_PATH} )
    set( GTK_LIBRARIES  ${GTK_gtk_LIBRARY}
                        ${GTK_gdk_LIBRARY}
                        ${GTK_glib_LIBRARY} )

if(GTK_gmodule_LIBRARY)
      set(GTK_LIBRARIES ${GTK_LIBRARIES} ${GTK_gmodule_LIBRARY})
    endif()
    if(GTK_gthread_LIBRARY)
      set(GTK_LIBRARIES ${GTK_LIBRARIES} ${GTK_gthread_LIBRARY})
    endif()
    if(GTK_Xi_LIBRARY)
      set(GTK_LIBRARIES ${GTK_LIBRARIES} ${GTK_Xi_LIBRARY})
    endif()

if(GTK_gtkgl_INCLUDE_PATH AND GTK_gtkgl_LIBRARY)
      set( GTK_GL_FOUND "YES" )
      set( GTK_INCLUDE_DIR  ${GTK_INCLUDE_DIR}
                            ${GTK_gtkgl_INCLUDE_PATH} )
      set( GTK_LIBRARIES  ${GTK_gtkgl_LIBRARY} ${GTK_LIBRARIES} )
      mark_as_advanced(
        GTK_gtkgl_LIBRARY
        GTK_gtkgl_INCLUDE_PATH
        )
    endif()

endif()

mark_as_advanced(
    GTK_gdk_LIBRARY
    GTK_glib_INCLUDE_PATH
    GTK_glib_LIBRARY
    GTK_glibconfig_INCLUDE_PATH
    GTK_gmodule_LIBRARY
    GTK_gthread_LIBRARY
    GTK_Xi_LIBRARY
    GTK_gtk_INCLUDE_PATH
    GTK_gtk_LIBRARY
    GTK_gtkgl_INCLUDE_PATH
    GTK_gtkgl_LIBRARY
  )

endif()