CMakeModules/FindGTK2.cmake

   1 # - Try to find GTK2
   2 # Once done this will define
   3 #
   4 #  GTK2_FOUND - System has GTK2
   5 #  GTK2_INCLUDE_DIRS - GTK2 include directory
   6 #  GTK2_LIBRARIES - Link these to use GTK2
   7 #  GTK2_LIBRARY_DIRS - The path to where the GTK2 library files are.
   8 #  GTK2_DEFINITIONS - Compiler switches required for using GTK2
   9 #
  10 #  Copyright (c) 2007 Andreas Schneider <mail@cynapses.org>
  11 #
  12 #  Redistribution and use is allowed according to the terms of the New
  13 #  BSD license.
  14 #  For details see the accompanying COPYING-CMAKE-SCRIPTS file.
  15 #
  16
  17 set(GTK2_DEBUG ON)
  18
  19 macro(GTK2_DEBUG_MESSAGE _message)
  20   if (GTK2_DEBUG)
  21     message(STATUS "(DEBUG) ${_message}")
  22   endif (GTK2_DEBUG)
  23 endmacro(GTK2_DEBUG_MESSAGE _message)
  24
  25 if (GTK2_LIBRARIES AND GTK2_INCLUDE_DIRS)
  26   # in cache already
  27   set(GTK2_FOUND TRUE)
  28 else (GTK2_LIBRARIES AND GTK2_INCLUDE_DIRS)
  29   if (UNIX)
  30     # use pkg-config to get the directories and then use these values
  31     # in the FIND_PATH() and FIND_LIBRARY() calls
  32     include(UsePkgConfig)
  33
  34     pkgconfig(gtk+-2.0 _GTK2IncDir _GTK2LinkDir _GTK2LinkFlags _GTK2Cflags)
  35
  36     find_path(GTK2_GTK_INCLUDE_DIR
  37       NAMES
  38         gtk/gtk.h
  39       PATHS
  40         $ENV{GTK2_HOME}
  41         ${_GTK2IncDir}
  42         /usr/include/gtk-2.0
  43         /usr/local/include/gtk-2.0
  44         /opt/include/gtk-2.0
  45         /opt/gnome/include/gtk-2.0
  46         /sw/include/gtk-2.0
  47     )
  48     gtk2_debug_message("GTK2_GTK_INCLUDE_DIR is ${GTK2_GTK_INCLUDE_DIR}")
  49
  50     # Some Linux distributions (e.g. Red Hat) have glibconfig.h
  51     # and glib.h in different directories, so we need to look
  52     # for both.
  53     #  - Atanas Georgiev <atanas@cs.columbia.edu>
  54     pkgconfig(glib-2.0 _GLIB2IncDir _GLIB2LinkDir _GLIB2LinkFlags _GLIB2Cflags)
  55     pkgconfig(gmodule-2.0 _GMODULE2IncDir _GMODULE2LinkDir _GMODULE2LinkFlags _GMODULE2Cflags)
  56
  57     find_path(GTK2_GLIBCONFIG_INCLUDE_DIR
  58       NAMES
  59         glibconfig.h
  60       PATHS
  61         ${_GLIB2IncDir}
  62         ${_GMODULE2IncDir}
  63         /opt/gnome/lib64/glib-2.0/include
  64         /opt/gnome/lib/glib-2.0/include
  65         /opt/lib/glib-2.0/include
  66         /usr/lib64/glib-2.0/include
  67         /usr/lib/glib-2.0/include
  68         /sw/lib/glib-2.0/include
  69         /usr/lib/x86_64-linux-gnu/glib-2.0/include
  70     )
  71     gtk2_debug_message("GTK2_GLIBCONFIG_INCLUDE_DIR is ${GTK2_GLIBCONFIG_INCLUDE_DIR}")
  72
  73     find_path(GTK2_GLIB_INCLUDE_DIR
  74       NAMES
  75         glib.h
  76       PATHS
  77         ${_GLIB2IncDir}
  78         ${_GMODULE2IncDir}
  79         /opt/include/glib-2.0
  80         /opt/gnome/include/glib-2.0
  81         /usr/include/glib-2.0
  82         /sw/include/glib-2.0
  83     )
  84     gtk2_debug_message("GTK2_GLIB_INCLUDE_DIR is ${GTK2_GLIB_INCLUDE_DIR}")
  85
  86     pkgconfig(gdk-2.0 _GDK2IncDir _GDK2LinkDir _GDK2LinkFlags _GDK2Cflags)
  87
  88     find_path(GTK2_GDK_INCLUDE_DIR
  89       NAMES
  90         gdkconfig.h
  91       PATHS
  92         ${_GDK2IncDir}
  93         /opt/gnome/lib/gtk-2.0/include
  94         /opt/gnome/lib64/gtk-2.0/include
  95         /opt/lib/gtk-2.0/include
  96         /usr/lib/gtk-2.0/include
  97         /usr/lib64/gtk-2.0/include
  98         /sw/lib/gtk-2.0/include
  99         /usr/lib/x86_64-linux-gnu/gtk-2.0/include
 100     )
 101     gtk2_debug_message("GTK2_GDK_INCLUDE_DIR is ${GTK2_GDK_INCLUDE_DIR}")
 102
 103     find_path(GTK2_GDK_PIXBUF_INCLUDE_DIR
 104       NAMES
 105         gdk-pixbuf/gdk-pixbuf.h
 106       PATHS
 107         ${_GDK2IncDir}
 108         /opt/gnome/lib/gtk-2.0/include
 109         /opt/gnome/lib64/gtk-2.0/include
 110         /opt/lib/gtk-2.0/include
 111         /usr/lib/gtk-2.0/include
 112         /usr/lib64/gtk-2.0/include
 113         /sw/lib/gtk-2.0/include
 114         /usr/include/gdk-pixbuf-2.0
 115     )
 116     gtk2_debug_message("GTK2_GDK_PIXBUF_INCLUDE_DIR is ${GTK2_GDK_PIXBUF_INCLUDE_DIR}")
 117
 118     find_path(GTK2_GTKGL_INCLUDE_DIR
 119       NAMES
 120         gtkgl/gtkglarea.h
 121       PATHS
 122         ${_GLIB2IncDir}
 123         /usr/include
 124         /usr/include/gtkgl-2.0
 125         /usr/local/include
 126         /usr/openwin/share/include
 127         /opt/gnome/include
 128         /opt/include
 129         /sw/include
 130     )
 131     gtk2_debug_message("GTK2_GTKGL_INCLUDE_DIR is ${GTK2_GTKGL_INCLUDE_DIR}")
 132
 133     pkgconfig(libglade-2.0 _GLADEIncDir _GLADELinkDir _GLADELinkFlags _GLADECflags)
 134
 135     find_path(GTK2_GLADE_INCLUDE_DIR
 136       NAMES
 137         glade/glade.h
 138       PATHS
 139         ${_GLADEIncDir}
 140         /opt/gnome/include/libglade-2.0
 141         /usr/include/libglade-2.0
 142         /opt/include/libglade-2.0
 143         /sw/include/libglade-2.0
 144     )
 145     gtk2_debug_message("GTK2_GLADE_INCLUDE_DIR is ${GTK2_GLADE_INCLUDE_DIR}")
 146
 147     pkgconfig(pango _PANGOIncDir _PANGOLinkDir _PANGOLinkFlags _PANGOCflags)
 148
 149     find_path(GTK2_PANGO_INCLUDE_DIR
 150       NAMES
 151         pango/pango.h
 152       PATHS
 153         ${_PANGOIncDir}
 154         /usr/include/pango-1.0
 155         /opt/gnome/include/pango-1.0
 156         /opt/include/pango-1.0
 157         /sw/include/pango-1.0
 158     )
 159     gtk2_debug_message("GTK2_PANGO_INCLUDE_DIR is ${GTK2_PANGO_INCLUDE_DIR}")
 160
 161     pkgconfig(cairo _CAIROIncDir _CAIROLinkDir _CAIROLinkFlags _CAIROCflags)
 162
 163     find_path(GTK2_CAIRO_INCLUDE_DIR
 164       NAMES
 165         cairo.h
 166       PATHS
 167         ${_CAIROIncDir}
 168         /opt/gnome/include/cairo
 169         /usr/include
 170         /usr/include/cairo
 171         /opt/include
 172         /opt/include/cairo
 173         /sw/include
 174         /sw/include/cairo
 175     )
 176     gtk2_debug_message("GTK2_CAIRO_INCLUDE_DIR is ${GTK2_CAIRO_INCLUDE_DIR}")
 177
 178     pkgconfig(atk _ATKIncDir _ATKLinkDir _ATKLinkFlags _ATKCflags)
 179
 180     find_path(GTK2_ATK_INCLUDE_DIR
 181       NAMES
 182         atk/atk.h
 183       PATHS
 184         ${_ATKIncDir}
 185         /opt/gnome/include/atk-1.0
 186         /usr/include/atk-1.0
 187         /opt/include/atk-1.0
 188         /sw/include/atk-1.0
 189     )
 190     gtk2_debug_message("GTK2_ATK_INCLUDE_DIR is ${GTK2_ATK_INCLUDE_DIR}")
 191
 192     find_library(GTK2_GTK_LIBRARY
 193       NAMES
 194         gtk-x11-2.0
 195       PATHS
 196         ${_GTK2LinkDir}
 197         /usr/lib
 198         /usr/local/lib
 199         /usr/openwin/lib
 200         /usr/X11R6/lib
 201         /opt/gnome/lib
 202         /opt/lib
 203         /sw/lib
 204     )
 205     gtk2_debug_message("GTK2_GTK_LIBRARY is ${GTK2_GTK_LIBRARY}")
 206
 207     find_library(GTK2_GDK_LIBRARY
 208       NAMES
 209         gdk-x11-2.0
 210       PATHS
 211         ${_GDK2LinkDir}
 212         /usr/lib
 213         /usr/local/lib
 214         /usr/openwin/lib
 215         /usr/X11R6/lib
 216         /opt/gnome/lib
 217         /opt/lib
 218         /sw/lib
 219     )
 220     gtk2_debug_message("GTK2_GDK_LIBRARY is ${GTK2_GDK_LIBRARY}")
 221
 222     find_library(GTK2_GDK_PIXBUF_LIBRARY
 223       NAMES
 224         gdk_pixbuf-2.0
 225       PATHS
 226         ${_GDK2LinkDir}
 227         /usr/lib
 228         /usr/local/lib
 229         /usr/openwin/lib
 230         /usr/X11R6/lib
 231         /opt/gnome/lib
 232         /opt/lib
 233         /sw/lib
 234     )
 235     gtk2_debug_message("GTK2_GDK_PIXBUF_LIBRARY is ${GTK2_GDK_PIXBUF_LIBRARY}")
 236
 237     find_library(GTK2_GMODULE_LIBRARY
 238       NAMES
 239         gmodule-2.0
 240       PATHS
 241         ${_GMODULE2LinkDir}
 242         /usr/lib
 243         /usr/local/lib
 244         /usr/openwin/lib
 245         /usr/X11R6/lib
 246         /opt/gnome/lib
 247         /opt/lib
 248         /sw/lib
 249     )
 250     gtk2_debug_message("GTK2_GMODULE_LIBRARY is ${GTK2_GMODULE_LIBRARY}")
 251
 252     find_library(GTK2_GTHREAD_LIBRARY
 253       NAMES
 254         gthread-2.0
 255       PATHS
 256         ${_GTK2LinkDir}
 257         /usr/lib
 258         /usr/local/lib
 259         /usr/openwin/lib
 260         /usr/X11R6/lib
 261         /opt/gnome/lib
 262         /opt/lib
 263         /sw/lib
 264     )
 265     gtk2_debug_message("GTK2_GTHREAD_LIBRARY is ${GTK2_GTHREAD_LIBRARY}")
 266
 267     find_library(GTK2_GOBJECT_LIBRARY
 268       NAMES
 269         gobject-2.0
 270       PATHS
 271         ${_GTK2LinkDir}
 272         /usr/lib
 273         /usr/local/lib
 274         /usr/openwin/lib
 275         /usr/X11R6/lib
 276         /opt/gnome/lib
 277         /opt/lib
 278         /sw/lib
 279     )
 280     gtk2_debug_message("GTK2_GOBJECT_LIBRARY is ${GTK2_GOBJECT_LIBRARY}")
 281
 282     find_library(GTK2_GLIB_LIBRARY
 283       NAMES
 284         glib-2.0
 285       PATHS
 286         ${_GLIB2LinkDir}
 287         /usr/lib
 288         /usr/local/lib
 289         /usr/openwin/lib
 290         /usr/X11R6/lib
 291         /opt/gnome/lib
 292         /opt/lib
 293         /sw/lib
 294     )
 295     gtk2_debug_message("GTK2_GLIB_LIBRARY is ${GTK2_GLIB_LIBRARY}")
 296
 297     find_library(GTK2_GTKGL_LIBRARY
 298       NAMES
 299         gtkgl-2.0
 300       PATHS
 301         ${_GTK2LinkDir}
 302         /usr/lib
 303         /usr/local/lib
 304         /usr/openwin/lib
 305         /usr/X11R6/lib
 306         /opt/gnome/lib
 307         /opt/lib
 308         /sw/lib
 309     )
 310     gtk2_debug_message("GTK2_GTKGL_LIBRARY is ${GTK2_GTKGL_LIBRARY}")
 311
 312     find_library(GTK2_GLADE_LIBRARY
 313       NAMES
 314         glade-2.0
 315       PATHS
 316         ${_GLADELinkDir}
 317         /usr/lib
 318         /usr/local/lib
 319         /usr/openwin/lib
 320         /usr/X11R6/lib
 321         /opt/gnome/lib
 322         /opt/lib
 323         /sw/lib
 324     )
 325     gtk2_debug_message("GTK2_GLADE_LIBRARY is ${GTK2_GLADE_LIBRARY}")
 326
 327     find_library(GTK2_PANGO_LIBRARY
 328       NAMES
 329         pango-1.0
 330       PATHS
 331         ${_PANGOLinkDir}
 332         /usr/lib
 333         /usr/local/lib
 334         /usr/openwin/lib
 335         /usr/X11R6/lib
 336         /opt/gnome/lib
 337         /opt/lib
 338         /sw/lib
 339     )
 340     gtk2_debug_message("GTK2_PANGO_LIBRARY is ${GTK2_PANGO_LIBRARY}")
 341
 342     find_library(GTK2_CAIRO_LIBRARY
 343       NAMES
 344         pangocairo-1.0
 345       PATHS
 346         ${_CAIROLinkDir}
 347         /usr/lib
 348         /usr/local/lib
 349         /usr/openwin/lib
 350         /usr/X11R6/lib
 351         /opt/gnome/lib
 352         /opt/lib
 353         /sw/lib
 354     )
 355     gtk2_debug_message("GTK2_PANGO_LIBRARY is ${GTK2_CAIRO_LIBRARY}")
 356
 357     find_library(GTK2_ATK_LIBRARY
 358       NAMES
 359         atk-1.0
 360       PATHS
 361         ${_ATKinkDir}
 362         /usr/lib
 363         /usr/local/lib
 364         /usr/openwin/lib
 365         /usr/X11R6/lib
 366         /opt/gnome/lib
 367         /opt/lib
 368         /sw/lib
 369     )
 370     gtk2_debug_message("GTK2_ATK_LIBRARY is ${GTK2_ATK_LIBRARY}")
 371
 372     set(GTK2_INCLUDE_DIRS
 373       ${GTK2_GTK_INCLUDE_DIR}
 374       ${GTK2_GLIBCONFIG_INCLUDE_DIR}
 375       ${GTK2_GLIB_INCLUDE_DIR}
 376       ${GTK2_GDK_INCLUDE_DIR}
 377       ${GTK2_GDK_PIXBUF_INCLUDE_DIR}
 378       ${GTK2_GLADE_INCLUDE_DIR}
 379       ${GTK2_PANGO_INCLUDE_DIR}
 380       ${GTK2_CAIRO_INCLUDE_DIR}
 381       ${GTK2_ATK_INCLUDE_DIR}
 382     )
 383
 384     if (GTK2_GTK_LIBRARY AND GTK2_GTK_INCLUDE_DIR)
 385       if (GTK2_GDK_LIBRARY AND GTK2_GDK_PIXBUF_LIBRARY AND GTK2_GDK_INCLUDE_DIR AND GTK2_GDK_PIXBUF_INCLUDE_DIR)
 386         if (GTK2_GMODULE_LIBRARY)
 387           if (GTK2_GTHREAD_LIBRARY)
 388             if (GTK2_GOBJECT_LIBRARY)
 389               if (GTK2_GLADE_LIBRARY AND GTK2_GLADE_INCLUDE_DIR)
 390                 if (GTK2_PANGO_LIBRARY AND GTK2_PANGO_INCLUDE_DIR)
 391                   if (GTK2_CAIRO_LIBRARY AND GTK2_CAIRO_INCLUDE_DIR)
 392                     if (GTK2_ATK_LIBRARY AND GTK2_ATK_INCLUDE_DIR)
 393
 394                       # set GTK2 libraries
 395                       set (GTK2_LIBRARIES
 396                         ${GTK2_GTK_LIBRARY}
 397                         ${GTK2_GDK_LIBRARY}
 398                         ${GTK2_GDK_PIXBUF_LIBRARY}
 399                         ${GTK2_GMODULE_LIBRARY}
 400                         ${GTK2_GTHREAD_LIBRARY}
 401                         ${GTK2_GOBJECT_LIBRARY}
 402                         ${GTK2_GLADE_LIBRARY}
 403                         ${GTK2_PANGO_LIBRARY}
 404                         ${GTK2_CAIRO_LIBRARY}
 405                         ${GTK2_ATK_LIBRARY}
 406                       )
 407
 408                       # check for gtkgl support
 409                       if (GTK2_GTKGL_LIBRARY AND GTK2_GTKGL_INCLUDE_DIR)
 410                         set(GTK2_GTKGL_FOUND TRUE)
 411
 412                         set(GTK2_INCLUDE_DIRS
 413                           ${GTK2_INCLUDE_DIRS}
 414                           ${GTK2_GTKGL_INCLUDE_DIR}
 415                         )
 416
 417                         set(GTK2_LIBRARIES
 418                           ${GTK2_LIBRARIES}
 419                           ${GTK2_GTKGL_LIBRARY}
 420                         )
 421                       endif (GTK2_GTKGL_LIBRARY AND GTK2_GTKGL_INCLUDE_DIR)
 422
 423                     else (GTK2_ATK_LIBRARY AND GTK2_ATK_INCLUDE_DIR)
 424                       message(SEND_ERROR "Could not find ATK")
 425                     endif (GTK2_ATK_LIBRARY AND GTK2_ATK_INCLUDE_DIR)
 426                   else (GTK2_CAIRO_LIBRARY AND GTK2_CAIRO_INCLUDE_DIR)
 427                     message(SEND_ERROR "Could not find CAIRO")
 428                   endif (GTK2_CAIRO_LIBRARY AND GTK2_CAIRO_INCLUDE_DIR)
 429                 else (GTK2_PANGO_LIBRARY AND GTK2_PANGO_INCLUDE_DIR)
 430                   message(SEND_ERROR "Could not find PANGO")
 431                 endif (GTK2_PANGO_LIBRARY AND GTK2_PANGO_INCLUDE_DIR)
 432               else (GTK2_GLADE_LIBRARY AND GTK2_GLADE_INCLUDE_DIR)
 433                 message(SEND_ERROR "Could not find GLADE")
 434               endif (GTK2_GLADE_LIBRARY AND GTK2_GLADE_INCLUDE_DIR)
 435             else (GTK2_GOBJECT_LIBRARY)
 436               message(SEND_ERROR "Could not find GOBJECT")
 437             endif (GTK2_GOBJECT_LIBRARY)
 438           else (GTK2_GTHREAD_LIBRARY)
 439             message(SEND_ERROR "Could not find GTHREAD")
 440           endif (GTK2_GTHREAD_LIBRARY)
 441         else (GTK2_GMODULE_LIBRARY)
 442           message(SEND_ERROR "Could not find GMODULE")
 443         endif (GTK2_GMODULE_LIBRARY)
 444       else (GTK2_GDK_LIBRARY AND GTK2_GDK_PIXBUF_LIBRARY AND GTK2_GDK_INCLUDE_DIR AND GTK2_GDK_PIXBUF_INCLUDE_DIR)
 445         message(SEND_ERROR "Could not find GDK (GDK_PIXBUF)")
 446       endif (GTK2_GDK_LIBRARY AND GTK2_GDK_PIXBUF_LIBRARY AND GTK2_GDK_INCLUDE_DIR AND GTK2_GDK_PIXBUF_INCLUDE_DIR)
 447     else (GTK2_GTK_LIBRARY AND GTK2_GTK_INCLUDE_DIR)
 448       message(SEND_ERROR "Could not find GTK2-X11")
 449     endif (GTK2_GTK_LIBRARY AND GTK2_GTK_INCLUDE_DIR)
 450
 451     if (GTK2_INCLUDE_DIRS AND GTK2_LIBRARIES)
 452        set(GTK2_FOUND TRUE)
 453     endif (GTK2_INCLUDE_DIRS AND GTK2_LIBRARIES)
 454
 455     if (GTK2_FOUND)
 456       if (NOT GTK2_FIND_QUIETLY)
 457         message(STATUS "Found GTK2: ${GTK2_LIBRARIES}")
 458       endif (NOT GTK2_FIND_QUIETLY)
 459     else (GTK2_FOUND)
 460       if (GTK2_FIND_REQUIRED)
 461         message(FATAL_ERROR "Could not find GTK2")
 462       endif (GTK2_FIND_REQUIRED)
 463     endif (GTK2_FOUND)
 464
 465     # show the GTK2_INCLUDE_DIRS and GTK2_LIBRARIES variables only in the advanced view
 466     mark_as_advanced(GTK2_INCLUDE_DIRS GTK2_LIBRARIES)
 467
 468   endif (UNIX)
 469 endif (GTK2_LIBRARIES AND GTK2_INCLUDE_DIRS)
 470