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