CMakeScripts/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
  70     #check whether cmake version is 2.4 or greater
  71     if (${CMAKE_MAJOR_VERSION} GREATER 1 AND ${CMAKE_MINOR_VERSION} GREATER 3)
  72       SET(GTK2_CMAKE_24 TRUE)
  73     endif (${CMAKE_MAJOR_VERSION} GREATER 1 AND ${CMAKE_MINOR_VERSION} GREATER 3)
  74
  75     # use pkg-config to get the directories and then use these values
  76     # in the FIND_PATH() and FIND_LIBRARY() calls
  77     if (GTK2_CMAKE_24)
  78       include(UsePkgConfig)
  79     else (GTK2_CMAKE_24)
  80       find_package(PkgConfig)
  81     endif (GTK2_CMAKE_24)
  82     INCLUDE(UsePkgConfig)
  83
  84     if (GTK2_CMAKE_24)
  85       pkgconfig(gtk+-2.0 _GTK2_INCLUDEDIR _GTK2_LIBDIR _GTK2_LDFLAGS _GTK2_CFLAGS)
  86      MESSAGE(STATUS "DEBUG pkgconfig found: ${_GTK2_INCLUDEDIR} ${_GTK2_LIBDIR} ${_GTK2_LDFLAGS} ${_GTK2_CFLAGS}")
  87     else (GTK2_CMAKE_24)
  88       if (PKG_CONFIG_FOUND)
  89         pkg_check_modules(_GTK2 gtk+-2.0)
  90       endif (PKG_CONFIG_FOUND)
  91     endif (GTK2_CMAKE_24)
  92
  93     FIND_PATH(GTK2_GTK_INCLUDE_PATH gtk/gtk.h
  94       $ENV{GTK2_HOME}
  95       ${_GTK2_INCLUDEDIR}
  96       /usr/include/gtk-2.0
  97       /usr/local/include/gtk-2.0
  98       /opt/gnome/include/gtk-2.0
  99       /opt/local/include/gtk-2.0
 100       $ENV{DEVLIBS_PATH}//include//
 101     )
 102
 103     # Some Linux distributions (e.g. Red Hat) have glibconfig.h
 104     # and glib.h in different directories, so we need to look
 105     # for both.
 106     #  - Atanas Georgiev <atanas@cs.columbia.edu>
 107     if (GTK2_CMAKE_24)
 108       pkgconfig(glib-2.0 _GLIB2_INCLUDEDIR _GLIB2inkDir _GLIB2_LDFLAGS _GLIB2_CFLAGS)
 109       pkgconfig(gmodule-2.0 _GMODULE2_INCLUDEDIR _GMODULE2inkDir _GMODULE2_LDFLAGS _GMODULE2_CFLAGS)
 110     else (GTK2_CMAKE_24)
 111       if (PKG_CONFIG_FOUND)
 112         pkg_check_modules(_GLIB2 glib-2.0)
 113         pkg_check_modules(_GMODULE2 gmodule-2.0)
 114       endif (PKG_CONFIG_FOUND)
 115     endif (GTK2_CMAKE_24)
 116
 117     SET(GDIR /opt/gnome/lib/glib-2.0/include)
 118     FIND_PATH(GTK2_GLIBCONFIG_INCLUDE_PATH glibconfig.h
 119       ${_GLIB2_INCLUDEDIR}
 120       /opt/gnome/lib64/glib-2.0/include
 121       /opt/gnome/lib/glib-2.0/include
 122       /usr/lib64/glib-2.0/include
 123       /usr/lib/glib-2.0/include
 124       /opt/local/lib/glib-2.0/include
 125       $ENV{DEVLIBS_PATH}//include//
 126     )
 127     #MESSAGE(STATUS "DEBUG: GTK2_GLIBCONFIG_INCLUDE_PATH = ${GTK2_GLIBCONFIG_INCLUDE_PATH}")
 128
 129     FIND_PATH(GTK2_GLIB_INCLUDE_PATH glib.h
 130       ${_GLIB2_INCLUDEDIR}
 131       /opt/gnome/include/glib-2.0
 132       /usr/include/glib-2.0
 133       /opt/local/include/glib-2.0
 134       $ENV{DEVLIBS_PATH}//include//
 135     )
 136     #MESSAGE(STATUS "DEBUG: GTK2_GLIBCONFIG_INCLUDE_PATH = ${GTK2_GLIBCONFIG_INCLUDE_PATH}")
 137
 138     FIND_PATH(GTK2_GTKGL_INCLUDE_PATH gtkgl/gtkglarea.h
 139       ${_GLIB2_INCLUDEDIR}
 140       /usr/include
 141       /usr/local/include
 142       /usr/openwin/share/include
 143       /opt/gnome/include
 144       /opt/local/include
 145       $ENV{DEVLIBS_PATH}//include//
 146     )
 147
 148     if (GTK2_CMAKE_24)
 149       pkgconfig(pango _PANGO_INCLUDEDIR _PANGOinkDir _PANGO_LDFLAGS _PANGO_CFLAGS)
 150     else (GTK2_CMAKE_24)
 151       if (PKG_CONFIG_FOUND)
 152         pkg_check_modules(_PANGO pango)
 153       endif (PKG_CONFIG_FOUND)
 154     endif (GTK2_CMAKE_24)
 155
 156     FIND_PATH(GTK2_PANGO_INCLUDE_PATH pango/pango.h
 157       ${_PANGO_INCLUDEDIR}
 158       /opt/gnome/include/pango-1.0
 159       /usr/include/pango-1.0
 160       /opt/local/include/pango-1.0
 161       $ENV{DEVLIBS_PATH}//include//
 162     )
 163
 164     if (GTK2_CMAKE_24)
 165       pkgconfig(gdk-2.0 _GDK2_INCLUDEDIR _GDK2inkDir _GDK2_LDFLAGS _GDK2_CFLAGS)
 166     else (GTK2_CMAKE_24)
 167       if (PKG_CONFIG_FOUND)
 168         pkg_check_modules(_GDK2 gdk-2.0)
 169       endif (PKG_CONFIG_FOUND)
 170     endif (GTK2_CMAKE_24)
 171
 172     FIND_PATH(GTK2_GDKCONFIG_INCLUDE_PATH gdkconfig.h
 173       ${_GDK2_INCLUDEDIR}
 174       /opt/gnome/lib/gtk-2.0/include
 175       /opt/gnome/lib64/gtk-2.0/include
 176       /usr/lib/gtk-2.0/include
 177       /usr/lib64/gtk-2.0/include
 178       /opt/local/lib/gtk-2.0/include
 179       $ENV{DEVLIBS_PATH}//include//
 180     )
 181
 182     if (GTK2_CMAKE_24)
 183       pkgconfig(cairo _CAIRO_INCLUDEDIR _CAIROinkDir _CAIRO_LDFLAGS _CAIRO_CFLAGS)
 184     else (GTK2_CMAKE_24)
 185       if (PKG_CONFIG_FOUND)
 186         pkg_check_modules(_CAIRO cairo)
 187       endif (PKG_CONFIG_FOUND)
 188     endif (GTK2_CMAKE_24)
 189
 190     FIND_PATH(GTK2_CAIRO_INCLUDE_PATH cairo.h
 191       ${_CAIRO_INCLUDEDIR}
 192       /opt/gnome/include/cairo
 193       /usr/include
 194       /usr/include/cairo
 195       /opt/local/include/cairo
 196       $ENV{DEVLIBS_PATH}//include//
 197     )
 198     #MESSAGE(STATUS "DEBUG: GTK2_CAIRO_INCLUDE_PATH = ${GTK2_CAIRO_INCLUDE_PATH}")
 199
 200     if (GTK2_CMAKE_24)
 201       pkgconfig(atk _ATK_INCLUDEDIR _ATKinkDir _ATK_LDFLAGS _ATK_CFLAGS)
 202     else (GTK2_CMAKE_24)
 203       if (PKG_CONFIG_FOUND)
 204         pkg_check_modules(_ATK atk)
 205       endif (PKG_CONFIG_FOUND)
 206     endif (GTK2_CMAKE_24)
 207
 208     FIND_PATH(GTK2_ATK_INCLUDE_PATH atk/atk.h
 209       ${_ATK_INCLUDEDIR}
 210       /opt/gnome/include/atk-1.0
 211       /usr/include/atk-1.0
 212       /opt/local/include/atk-1.0
 213       $ENV{DEVLIBS_PATH}//include//
 214     )
 215     #MESSAGE(STATUS "DEBUG: GTK2_ATK_INCLUDE_PATH = ${GTK2_ATK_INCLUDE_PATH}")
 216
 217     FIND_LIBRARY(GTK2_GTKGL_LIBRARY
 218       NAMES
 219         gtkgl
 220       PATHS
 221         ${_GTK2_INCLUDEDIR}
 222         /usr/lib
 223         /usr/local/lib
 224         /usr/openwin/lib
 225         /usr/X11R6/lib
 226         /opt/gnome/lib
 227     )
 228
 229     FIND_LIBRARY(GTK2_GTK_LIBRARY
 230       NAMES
 231         gtk-x11-2.0
 232       PATHS
 233         ${_GTK2_LIBDIR}
 234         /usr/lib
 235         /usr/local/lib
 236         /usr/openwin/lib
 237         /usr/X11R6/lib
 238         /opt/gnome/lib
 239     )
 240
 241     FIND_LIBRARY(GTK2_GDK_LIBRARY
 242       NAMES
 243         gdk-x11-2.0
 244       PATHS
 245         ${_GDK2_LIBDIR}
 246         /usr/lib
 247         /usr/local/lib
 248         /usr/openwin/lib
 249         /usr/X11R6/lib
 250         /opt/gnome/lib
 251     )
 252
 253     FIND_LIBRARY(GTK2_GMODULE_LIBRARY
 254       NAMES
 255         gmodule-2.0
 256       PATHS
 257         ${_GMODULE2_LIBDIR}
 258         /usr/lib
 259         /usr/local/lib
 260         /usr/openwin/lib
 261         /usr/X11R6/lib
 262         /opt/gnome/lib
 263     )
 264
 265     FIND_LIBRARY(GTK2_GLIB_LIBRARY
 266       NAMES
 267         glib-2.0
 268       PATHS
 269         ${_GLIB2_LIBDIR}
 270         /usr/lib
 271         /usr/local/lib
 272         /usr/openwin/lib
 273         /usr/X11R6/lib
 274         /opt/gnome/lib
 275     )
 276
 277     FIND_LIBRARY(GTK2_Xi_LIBRARY
 278       NAMES
 279         Xi
 280       PATHS
 281         /usr/lib
 282         /usr/local/lib
 283         /usr/openwin/lib
 284         /usr/X11R6/lib
 285         /opt/gnome/lib
 286     )
 287
 288     FIND_LIBRARY(GTK2_GTHREAD_LIBRARY
 289       NAMES
 290         gthread-2.0
 291       PATHS
 292         /usr/lib
 293         /usr/local/lib
 294         /usr/openwin/lib
 295         /usr/X11R6/lib
 296         /opt/gnome/lib
 297     )
 298
 299
 300     FIND_LIBRARY(GTK2_GOBJECT_LIBRARY
 301       NAMES
 302         gobject-2.0
 303       PATHS
 304         /usr/lib
 305         /usr/local/lib
 306         /usr/openwin/lib
 307         /usr/X11R6/lib
 308         /opt/gnome/lib
 309     )
 310
 311     IF(GTK2_GTK_INCLUDE_PATH)
 312       IF(GTK2_GLIBCONFIG_INCLUDE_PATH)
 313         IF(GTK2_GLIB_INCLUDE_PATH)
 314           IF(GTK2_GTK_LIBRARY)
 315             IF(GTK2_GLIB_LIBRARY)
 316               IF(GTK2_PANGO_INCLUDE_PATH)
 317                 IF(GTK2_ATK_INCLUDE_PATH)
 318                   IF(GTK2_CAIRO_INCLUDE_PATH)
 319                     # Assume that if gtk and glib were found, the other
 320                     # supporting libraries have also been found.
 321
 322                     SET(GTK2_FOUND TRUE)
 323
 324                     SET(GTK2_INCLUDE_DIRS
 325                       ${GTK2_GTK_INCLUDE_PATH}
 326                       ${GTK2_GLIBCONFIG_INCLUDE_PATH}
 327                       ${GTK2_GLIB_INCLUDE_PATH}
 328                       ${GTK2_PANGO_INCLUDE_PATH}
 329                       ${GTK2_GDKCONFIG_INCLUDE_PATH}
 330                       ${GTK2_ATK_INCLUDE_PATH}
 331                       ${GTK2_CAIRO_INCLUDE_PATH}
 332                     )
 333
 334                     SET(GTK2_LIBRARIES
 335                       ${GTK2_GTK_LIBRARY}
 336                       ${GTK2_GDK_LIBRARY}
 337                       ${GTK2_GLIB_LIBRARY}
 338                     )
 339                     #${GTK2_GOBJECT_LIBRARY})
 340
 341                     IF(GTK2_GMODULE_LIBRARY)
 342                       SET(GTK2_LIBRARIES
 343                         ${GTK2_LIBRARIES}
 344                         ${GTK2_GMODULE_LIBRARY}
 345                       )
 346                     ENDIF(GTK2_GMODULE_LIBRARY)
 347
 348                     IF(GTK2_GTHREAD_LIBRARY)
 349                       SET(GTK2_LIBRARIES
 350                         ${GTK2_LIBRARIES}
 351                         ${GTK2_GTHREAD_LIBRARY}
 352                       )
 353                     SET(GTK2_LIBRARIES ${GTK2_LIBRARIES})
 354                     ENDIF(GTK2_GTHREAD_LIBRARY)
 355                   ELSE(GTK2_CAIRO_INCLUDE_PATH)
 356                     MESSAGE(STATUS "Can not find cairo")
 357                   ENDIF(GTK2_CAIRO_INCLUDE_PATH)
 358                 ELSE(GTK2_ATK_INCLUDE_PATH)
 359                   MESSAGE(STATUS "Can not find atk")
 360                 ENDIF(GTK2_ATK_INCLUDE_PATH)
 361               ELSE(GTK2_PANGO_INCLUDE_PATH)
 362                 MESSAGE(STATUS "Can not find pango includes")
 363               ENDIF(GTK2_PANGO_INCLUDE_PATH)
 364             ELSE(GTK2_GLIB_LIBRARY)
 365               MESSAGE(STATUS "Can not find glib lib")
 366             ENDIF(GTK2_GLIB_LIBRARY)
 367           ELSE(GTK2_GTK_LIBRARY)
 368             MESSAGE(STATUS "Can not find gtk lib")
 369           ENDIF(GTK2_GTK_LIBRARY)
 370         ELSE(GTK2_GLIB_INCLUDE_PATH)
 371           MESSAGE(STATUS "Can not find glib includes")
 372         ENDIF(GTK2_GLIB_INCLUDE_PATH)
 373       ELSE(GTK2_GLIBCONFIG_INCLUDE_PATH)
 374         MESSAGE(STATUS "Can not find glibconfig")
 375       ENDIF(GTK2_GLIBCONFIG_INCLUDE_PATH)
 376     ELSE (GTK2_GTK_INCLUDE_PATH)
 377       MESSAGE(STATUS "Can not find gtk includes")
 378     ENDIF (GTK2_GTK_INCLUDE_PATH)
 379
 380     IF (GTK2_FOUND)
 381       IF (NOT GTK2_FIND_QUIETLY)
 382         MESSAGE(STATUS "Found GTK2: ${GTK2_LIBRARIES}")
 383       ENDIF (NOT GTK2_FIND_QUIETLY)
 384     ELSE (GTK2_FOUND)
 385       IF (GTK2_FIND_REQUIRED)
 386         MESSAGE(SEND_ERROR "Could NOT find GTK2")
 387       ENDIF (GTK2_FIND_REQUIRED)
 388     ENDIF (GTK2_FOUND)
 389
 390     MARK_AS_ADVANCED(
 391       GTK2_GDK_LIBRARY
 392       GTK2_GLIB_INCLUDE_PATH
 393       GTK2_GLIB_LIBRARY
 394       GTK2_GLIBCONFIG_INCLUDE_PATH
 395       GTK2_GMODULE_LIBRARY
 396       GTK2_GTHREAD_LIBRARY
 397       GTK2_Xi_LIBRARY
 398       GTK2_GTK_INCLUDE_PATH
 399       GTK2_GTK_LIBRARY
 400       GTK2_GTKGL_INCLUDE_PATH
 401       GTK2_GTKGL_LIBRARY
 402       GTK2_ATK_INCLUDE_PATH
 403       GTK2_GDKCONFIG_INCLUDE_PATH
 404       #GTK2_GOBJECT_LIBRARY
 405       GTK2_PANGO_INCLUDE_PATH
 406     )
 407 ENDIF (GTK2_LIBRARIES AND GTK2_INCLUDE_DIRS)
 408
 409 # vim:et ts=2 sw=2 comments=\:\#