cmake/modules/FindGTK2.cmake

   1 #
   2 # try to find GTK2 (and glib) and GTK2GLArea
   3 #
   4 # GTK2_INCLUDE_DIRS  - Directories to include to use GTK2
   5 # GTK2_LIBRARIES     - Files to link against to use GTK2
   6 # GTK2_FOUND         - If false, don't try to use GTK2
   7 # GTK2_GL_FOUND      - If false, don't try to use GTK2's GL features
   8 #
   9 ###################################################################
  10 #
  11 #  Copyright (c) 2004 Jan Woetzel
  12 #  Copyright (c) 2006 Andreas Schneider <mail@cynapses.org>
  13 #
  14 # This program is free software; you can redistribute it and/or
  15 # modify it under the terms of the GNU General Public License
  16 # as published by the Free Software Foundation; either version 2
  17 # of the License, or (at your option) any later version.
  18 #
  19 # This program is distributed in the hope that it will be useful,
  20 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  21 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  22 # GNU General Public License for more details.
  23 #
  24 # You should have received a copy of the GNU General Public License
  25 # along with this program; if not, write to the Free Software
  26 # Foundation, Inc., 51 Franklin Street, Fifth Floor,
  27 # Boston, MA  02110-1301, USA.
  28 #
  29 ###################################################################
  30 #
  31 #  Copyright (c) 2004 Jan Woetzel
  32 #  Copyright (c) 2006 Andreas Schneider <mail@cynapses.org>
  33 #  All rights reserved.
  34 #
  35 # Redistribution and use in source and binary forms, with or without
  36 # modification, are permitted provided that the following conditions
  37 # are met:
  38 #
  39 # * Redistributions of source code must retain the above copyright
  40 #   notice, this list of conditions and the following disclaimer.
  41 #
  42 # * Redistributions in binary form must reproduce the above copyright
  43 #   notice, this list of conditions and the following disclaimer in
  44 #   the documentation and/or other materials provided with the
  45 #   distribution.
  46 #
  47 # * Neither the name of the <ORGANIZATION> nor the names of its
  48 #   contributors may be used to endorse or promote products derived
  49 #   from this software without specific prior written permission.
  50 #
  51 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  52 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  53 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  54 # FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
  55 # COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  56 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
  57 # BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  58 # LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  59 # CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  60 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  61 # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  62 # POSSIBILITY OF SUCH DAMAGE.
  63 #
  64
  65 IF (GTK2_LIBRARIES AND GTK2_INCLUDE_DIRS)
  66   # in cache already
  67   SET(GTK2_FOUND TRUE)
  68 ELSE (GTK2_LIBRARIES AND GTK2_INCLUDE_DIRS)
  69   IF(UNIX)
  70     # use pkg-config to get the directories and then use these values
  71     # in the FIND_PATH() and FIND_LIBRARY() calls
  72     INCLUDE(UsePkgConfig)
  73
  74     PKGCONFIG(gtk+-2.0 _GTK22IncDir _GTK22LinkDir _GTK22LinkFlags _GTK22Cflags)
  75
  76     FIND_PATH(GTK2_GTK_INCLUDE_PATH gtk/gtk.h
  77       $ENV{GTK2_HOME}
  78       ${_GTK22IncDir}
  79       /usr/include/gtk-2.0
  80       /usr/local/include/gtk-2.0
  81       /opt/include/gtk-2.0
  82       /opt/gnome/include/gtk-2.0
  83       /sw/include/gtk-2.0
  84     )
  85
  86     # Some Linux distributions (e.g. Red Hat) have glibconfig.h
  87     # and glib.h in different directories, so we need to look
  88     # for both.
  89     #  - Atanas Georgiev <atanas@cs.columbia.edu>
  90     PKGCONFIG(glib-2.0 _GLIB2IncDir _GLIB2inkDir _GLIB2LinkFlags _GLIB2Cflags)
  91     PKGCONFIG(gmodule-2.0 _GMODULE2IncDir _GMODULE2inkDir _GMODULE2LinkFlags _GMODULE2Cflags)
  92     SET(GDIR /opt/gnome/lib/glib-2.0/include)
  93
  94     FIND_PATH(GTK2_GLIBCONFIG_INCLUDE_PATH glibconfig.h
  95       ${_GLIB2IncDir}
  96       /opt/gnome/lib64/glib-2.0/include
  97       /opt/gnome/lib/glib-2.0/include
  98       /opt/lib/glib-2.0/include
  99       /usr/lib64/glib-2.0/include
 100       /usr/lib/glib-2.0/include
 101       /sw/lib/glib-2.0/include
 102     )
 103     #MESSAGE(STATUS "DEBUG: GTK2_GLIBCONFIG_INCLUDE_PATH = ${GTK2_GLIBCONFIG_INCLUDE_PATH}")
 104
 105     FIND_PATH(GTK2_GLIB_INCLUDE_PATH glib.h
 106       ${_GLIB2IncDir}
 107       /opt/include/glib-2.0
 108       /opt/gnome/include/glib-2.0
 109       /usr/include/glib-2.0
 110       /sw/include/glib-2.0
 111     )
 112     #MESSAGE(STATUS "DEBUG: GTK2_GLIBCONFIG_INCLUDE_PATH = ${GTK2_GLIBCONFIG_INCLUDE_PATH}")
 113
 114     FIND_PATH(GTK2_GTKGL_INCLUDE_PATH gtkgl/gtkglarea.h
 115       ${_GLIB2IncDir}
 116       /usr/include
 117       /usr/local/include
 118       /usr/openwin/share/include
 119       /opt/gnome/include
 120       /opt/include
 121       /sw/include
 122     )
 123
 124     PKGCONFIG(pango _PANGOIncDir _PANGOinkDir _PANGOLinkFlags _PANGOCflags)
 125
 126     FIND_PATH(GTK2_PANGO_INCLUDE_PATH pango/pango.h
 127       ${_PANGOIncDir}
 128       /opt/gnome/include/pango-1.0
 129       /opt/include/pango-1.0
 130       /usr/include/pango-1.0
 131       /sw/include/pango-1.0
 132     )
 133
 134     PKGCONFIG(gdk-2.0 _GDK2IncDir _GDK2inkDir _GDK2LinkFlags _GDK2Cflags)
 135
 136     FIND_PATH(GTK2_GDKCONFIG_INCLUDE_PATH gdkconfig.h
 137       ${_GDK2IncDir}
 138       /opt/gnome/lib/gtk-2.0/include
 139       /opt/gnome/lib64/gtk-2.0/include
 140       /opt/lib/gtk-2.0/include
 141       /usr/lib/gtk-2.0/include
 142       /usr/lib64/gtk-2.0/include
 143       /sw/lib/gtk-2.0/include
 144     )
 145
 146     PKGCONFIG(cairo _CAIROIncDir _CAIROinkDir _CAIROLinkFlags _CAIROCflags)
 147
 148     FIND_PATH(GTK2_CAIRO_INCLUDE_PATH cairo.h
 149       ${_CAIROIncDir}
 150       /opt/gnome/include/cairo
 151       /usr/include
 152       /usr/include/cairo
 153       /opt/include
 154       /opt/include/cairo
 155       /sw/include
 156       /sw/include/cairo
 157     )
 158     #MESSAGE(STATUS "DEBUG: GTK2_CAIRO_INCLUDE_PATH = ${GTK2_CAIRO_INCLUDE_PATH}")
 159
 160     PKGCONFIG(atk _ATKIncDir _ATKinkDir _ATKLinkFlags _ATKCflags)
 161
 162     FIND_PATH(GTK2_ATK_INCLUDE_PATH atk/atk.h
 163       ${_ATKIncDir}
 164       /opt/gnome/include/atk-1.0
 165       /usr/include/atk-1.0
 166       /opt/include/atk-1.0
 167       /sw/include/atk-1.0
 168     )
 169     #MESSAGE(STATUS "DEBUG: GTK2_ATK_INCLUDE_PATH = ${GTK2_ATK_INCLUDE_PATH}")
 170
 171     FIND_LIBRARY(GTK2_GTKGL_LIBRARY
 172       NAMES
 173         gtkgl
 174       PATHS
 175         ${_GTK22IncDir}
 176         /usr/lib
 177         /usr/local/lib
 178         /usr/openwin/lib
 179         /usr/X11R6/lib
 180         /opt/gnome/lib
 181         /opt/lib
 182         /sw/lib
 183     )
 184
 185     FIND_LIBRARY(GTK2_GTK_LIBRARY
 186       NAMES
 187         gtk-x11-2.0
 188       PATHS
 189         ${_GTK22LinkDir}
 190         /usr/lib
 191         /usr/local/lib
 192         /usr/openwin/lib
 193         /usr/X11R6/lib
 194         /opt/gnome/lib
 195         /opt/lib
 196         /sw/lib
 197     )
 198
 199     FIND_LIBRARY(GTK2_GDK_LIBRARY
 200       NAMES
 201         gdk-x11-2.0
 202       PATHS
 203         ${_GDK2LinkDir}
 204         /usr/lib
 205         /usr/local/lib
 206         /usr/openwin/lib
 207         /usr/X11R6/lib
 208         /opt/gnome/lib
 209         /opt/lib
 210         /sw/lib
 211     )
 212
 213     FIND_LIBRARY(GTK2_GMODULE_LIBRARY
 214       NAMES
 215         gmodule-2.0
 216       PATHS
 217         ${_GMODULE2inkDir}
 218         /usr/lib
 219         /usr/local/lib
 220         /usr/openwin/lib
 221         /usr/X11R6/lib
 222         /opt/gnome/lib
 223         /opt/lib
 224         /sw/lib
 225     )
 226
 227     FIND_LIBRARY(GTK2_GLIB_LIBRARY
 228       NAMES
 229         glib-2.0
 230       PATHS
 231         ${_GLIB2inkDir}
 232         /usr/lib
 233         /usr/local/lib
 234         /usr/openwin/lib
 235         /usr/X11R6/lib
 236         /opt/gnome/lib
 237         /opt/lib
 238         /sw/lib
 239     )
 240
 241     FIND_LIBRARY(GTK2_Xi_LIBRARY
 242       NAMES
 243         Xi
 244       PATHS
 245         /usr/lib
 246         /usr/local/lib
 247         /usr/openwin/lib
 248         /usr/X11R6/lib
 249         /opt/gnome/lib
 250         /opt/lib
 251         /sw/lib
 252     )
 253
 254     FIND_LIBRARY(GTK2_GTHREAD_LIBRARY
 255       NAMES
 256         gthread-2.0
 257       PATHS
 258         /usr/lib
 259         /usr/local/lib
 260         /usr/openwin/lib
 261         /usr/X11R6/lib
 262         /opt/gnome/lib
 263         /opt/lib
 264         /sw/lib
 265     )
 266
 267
 268     FIND_LIBRARY(GTK2_GOBJECT_LIBRARY
 269       NAMES
 270         gobject-2.0
 271       PATHS
 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
 281     IF(GTK2_GTK_INCLUDE_PATH)
 282       IF(GTK2_GLIBCONFIG_INCLUDE_PATH)
 283         IF(GTK2_GLIB_INCLUDE_PATH)
 284           IF(GTK2_GTK_LIBRARY)
 285             IF(GTK2_GLIB_LIBRARY)
 286               IF(GTK2_PANGO_INCLUDE_PATH)
 287                 IF(GTK2_ATK_INCLUDE_PATH)
 288                   IF(GTK2_CAIRO_INCLUDE_PATH)
 289                     # Assume that if gtk and glib were found, the other
 290                     # supporting libraries have also been found.
 291
 292                     SET(GTK2_FOUND TRUE)
 293
 294                     SET(GTK2_INCLUDE_DIRS
 295                       ${GTK2_GTK_INCLUDE_PATH}
 296                       ${GTK2_GLIBCONFIG_INCLUDE_PATH}
 297                       ${GTK2_GLIB_INCLUDE_PATH}
 298                       ${GTK2_PANGO_INCLUDE_PATH}
 299                       ${GTK2_GDKCONFIG_INCLUDE_PATH}
 300                       ${GTK2_ATK_INCLUDE_PATH}
 301                       ${GTK2_CAIRO_INCLUDE_PATH}
 302                     )
 303
 304                     SET(GTK2_LIBRARIES
 305                       ${GTK2_GTK_LIBRARY}
 306                       ${GTK2_GDK_LIBRARY}
 307                       ${GTK2_GLIB_LIBRARY}
 308                     )
 309                     #${GTK2_GOBJECT_LIBRARY})
 310
 311                     IF(GTK2_GMODULE_LIBRARY)
 312                       SET(GTK2_LIBRARIES
 313                         ${GTK2_LIBRARIES}
 314                         ${GTK2_GMODULE_LIBRARY}
 315                       )
 316                     ENDIF(GTK2_GMODULE_LIBRARY)
 317
 318                     IF(GTK2_GTHREAD_LIBRARY)
 319                       SET(GTK2_LIBRARIES
 320                         ${GTK2_LIBRARIES}
 321                         ${GTK2_GTHREAD_LIBRARY}
 322                       )
 323                     SET(GTK2_LIBRARIES ${GTK2_LIBRARIES})
 324                     ENDIF(GTK2_GTHREAD_LIBRARY)
 325                   ELSE(GTK2_CAIRO_INCLUDE_PATH)
 326                     MESSAGE(STATUS "Can not find cairo")
 327                   ENDIF(GTK2_CAIRO_INCLUDE_PATH)
 328                 ELSE(GTK2_ATK_INCLUDE_PATH)
 329                   MESSAGE(STATUS "Can not find atk")
 330                 ENDIF(GTK2_ATK_INCLUDE_PATH)
 331               ELSE(GTK2_PANGO_INCLUDE_PATH)
 332                 MESSAGE(STATUS "Can not find pango includes")
 333               ENDIF(GTK2_PANGO_INCLUDE_PATH)
 334             ELSE(GTK2_GLIB_LIBRARY)
 335               MESSAGE(STATUS "Can not find glib lib")
 336             ENDIF(GTK2_GLIB_LIBRARY)
 337           ELSE(GTK2_GTK_LIBRARY)
 338             MESSAGE(STATUS "Can not find gtk lib")
 339           ENDIF(GTK2_GTK_LIBRARY)
 340         ELSE(GTK2_GLIB_INCLUDE_PATH)
 341           MESSAGE(STATUS "Can not find glib includes")
 342         ENDIF(GTK2_GLIB_INCLUDE_PATH)
 343       ELSE(GTK2_GLIBCONFIG_INCLUDE_PATH)
 344         MESSAGE(STATUS "Can not find glibconfig")
 345       ENDIF(GTK2_GLIBCONFIG_INCLUDE_PATH)
 346     ELSE (GTK2_GTK_INCLUDE_PATH)
 347       MESSAGE(STATUS "Can not find gtk includes")
 348     ENDIF (GTK2_GTK_INCLUDE_PATH)
 349
 350     IF (GTK2_FOUND)
 351       IF (NOT GTK2_FIND_QUIETLY)
 352         MESSAGE(STATUS "Found GTK2: ${GTK2_LIBRARIES}")
 353       ENDIF (NOT GTK2_FIND_QUIETLY)
 354     ELSE (GTK2_FOUND)
 355       IF (GTK2_FIND_REQUIRED)
 356         MESSAGE(SEND_ERROR "Could NOT find GTK2")
 357       ENDIF (GTK2_FIND_REQUIRED)
 358     ENDIF (GTK2_FOUND)
 359
 360     MARK_AS_ADVANCED(
 361       GTK2_GDK_LIBRARY
 362       GTK2_GLIB_INCLUDE_PATH
 363       GTK2_GLIB_LIBRARY
 364       GTK2_GLIBCONFIG_INCLUDE_PATH
 365       GTK2_GMODULE_LIBRARY
 366       GTK2_GTHREAD_LIBRARY
 367       GTK2_Xi_LIBRARY
 368       GTK2_GTK_INCLUDE_PATH
 369       GTK2_GTK_LIBRARY
 370       GTK2_GTKGL_INCLUDE_PATH
 371       GTK2_GTKGL_LIBRARY
 372       GTK2_ATK_INCLUDE_PATH
 373       GTK2_GDKCONFIG_INCLUDE_PATH
 374       #GTK2_GOBJECT_LIBRARY
 375       GTK2_PANGO_INCLUDE_PATH
 376     )
 377   ENDIF(UNIX)
 378 ENDIF (GTK2_LIBRARIES AND GTK2_INCLUDE_DIRS)
 379
 380 # vim:et ts=2 sw=2 comments=\:\#