macros/gtkglext.m4

   1 dnl
   2 dnl    Copyright (C) 2005, 2006, 2009, 2010 Free Software Foundation, Inc.
   3 dnl
   4 dnl  This program is free software; you can redistribute it and/or modify
   5 dnl  it under the terms of the GNU General Public License as published by
   6 dnl  the Free Software Foundation; either version 3 of the License, or
   7 dnl  (at your option) any later version.
   8 dnl
   9 dnl  This program is distributed in the hope that it will be useful,
  10 dnl  but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 dnl  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 dnl  GNU General Public License for more details.
  13 dnl  You should have received a copy of the GNU General Public License
  14 dnl  along with this program; if not, write to the Free Software
  15 dnl  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  16
  17
  18 AC_DEFUN([GNASH_PATH_GLEXT],
  19 [
  20   AC_ARG_ENABLE(glext, AC_HELP_STRING([--disable-glext], [Disable support for GTK OpenGL extension]),
  21   [case "${enableval}" in
  22     yes) glext=yes ;;
  23     no)  glext=no ;;
  24     *)   AC_MSG_ERROR([bad value ${enableval} for disable-glext option]) ;;
  25   esac], glext=yes)
  26
  27 dnl if test x"$plugin" = x"no"; then
  28 dnl glext=no
  29 dnl fi
  30
  31 if test x"$glext" = x"yes"; then
  32 dnl Look for the header
  33 AC_ARG_WITH(glext_incl, AC_HELP_STRING([--with-glext-incl], [directory where libglext header is]), with_glext_incl=${withval})
  34 AC_CACHE_VAL(ac_cv_path_glext_incl,[
  35         if test x"${with_glext_incl}" != x ; then
  36                 if test -f ${with_glext_incl}/gtk/gtkgl.h ; then
  37                         ac_cv_path_glext_incl="-I`(cd ${with_glext_incl}; pwd)`"
  38                 else
  39                         AC_MSG_ERROR([${with_glext_incl} directory doesnt contain gtk/gtkgl.h])
  40                 fi
  41         fi
  42 ])
  43
  44
  45 if test x"$PKG_CONFIG" != x -a x"${ac_cv_path_glext_incl}" = x; then
  46         $PKG_CONFIG --exists gtkglext-1.0 && ac_cv_path_glext_incl="`$PKG_CONFIG --cflags gtkglext-1.0`"
  47 fi
  48
  49 dnl Attempt to find the top level directory, which unfortunately has a
  50 dnl version number attached. At least on Debain based systems, this
  51 dnl doesnt seem to get a directory that is unversioned.
  52 AC_MSG_CHECKING([for the Gtk GL Extensions Version])
  53
  54 if test x"$PKG_CONFIG" != x; then
  55         $PKG_CONFIG --exists gtkglext-1.0 && gnash_glext_version="`$PKG_CONFIG --modversion gtkglext-1.0 | cut -d "." -f 1,3`"
  56 fi
  57
  58 if test x"${gnash_glext_version}" = x ; then
  59         gnash_glext_topdir=""
  60         gnash_glext_version=""
  61         for i in $incllist; do
  62                 for j in `ls -dr $i/gtkglext-[[0-9]].[[0-9]] 2>/dev/null`; do
  63                         if test -f $j/gtk/gtkgl.h; then
  64                                 gnash_glext_topdir="`basename $j`"
  65                                 gnash_glext_version="`echo ${gnash_glext_topdir} | sed -e 's:gtkglext-::'`"
  66                                 break
  67                         fi
  68                 done
  69                 if test x$gnash_glext_version != x; then
  70                         break;
  71                 fi
  72         done
  73 fi
  74
  75 AC_MSG_RESULT([${gnash_glext_version}])
  76
  77 dnl If the path hasnt been specified, go look for it.
  78 if test x"${ac_cv_path_glext_incl}" = x; then
  79         ac_cv_path_glext_incl=""
  80         for i in $incllist; do
  81                 if test -f $i/gtk/gtkgl.h; then
  82                         if test x"$i" != x"/usr/include"; then
  83                                 ac_cv_path_glext_incl="-I$i"
  84                                 break
  85                         fi
  86                 else
  87                         if test -f $i/${gnash_glext_topdir}/gtk/gtkgl.h; then
  88                                 ac_cv_path_glext_incl="-I$i/${gnash_glext_topdir}"
  89                                 break
  90                         fi
  91                 fi
  92         done
  93 fi
  94 AC_MSG_CHECKING([for gtk/gtkgl.h])
  95 AC_MSG_RESULT([${ac_cv_path_glext_incl}])
  96
  97 dnl Look for the library
  98 AC_ARG_WITH(glext_lib, AC_HELP_STRING([--with-glext-lib], [directory where gtkglext library is]), with_glext_lib=${withval})
  99 AC_CACHE_VAL(ac_cv_path_glext_lib,[
 100 if test x"${with_glext_lib}" != x ; then
 101         if test -f ${with_glext_lib}/libgtkglext-x11-${gnash_glext_version}.a -o -f ${with_glext_lib}/libgtkglext-x11-${gnash_glext_version}.${shlibext}; then
 102                 ac_cv_path_glext_lib="-L`(cd ${with_glext_lib}; pwd)`"
 103         else
 104                 AC_MSG_ERROR([${with_glext_lib} directory doesnt contain libgtkglext-x11-${gnash_glext_version}.[a|so]])
 105         fi
 106 fi
 107 ])
 108
 109 if test x"$PKG_CONFIG" != x -a x"${ac_cv_path_glext_lib}" = x; then
 110         $PKG_CONFIG --exists gtkglext-1.0 && ac_cv_path_glext_lib="`$PKG_CONFIG --libs-only-l gtkglext-1.0`"
 111 fi
 112
 113 ac_cv_path_glext_incl_config=""
 114 if test x"${ac_cv_path_glext_lib}" = x; then
 115         AC_CHECK_LIB(gtkglext-x11-${gnash_glext_version}, gtk_gl_init, [ac_cv_path_glext_lib="-lgtkglext-x11-${gnash_glext_version} -lgdkglext-x11-${gnash_glext_version}"],[
 116         for i in $libslist; do
 117                 if test -f $i/libgtkglext-x11-${gnash_glext_version}.a -o -f $i/libgtkglext-x11-${gnash_glext_version}.${shlibext}; then
 118                 ac_cv_path_glext_incl_config="-I$i/gtkglext-${gnash_glext_version}/include"
 119                         if test ! x"$i" = x"/usr/lib" -a ! x"$i" = x"/usr/lib64"; then
 120                                 ac_cv_path_glext_lib="-L$i -lgtkglext-x11-${gnash_glext_version} -lgdkglext-x11-${gnash_glext_version}"
 121                                 break
 122                         fi
 123                 else
 124                         if test -f $i/libgtkglext-x11-${gnash_glext_version}.a -o -f $i/libgtkglext-x11-${gnash_glext_version}.${shlibext}; then
 125                                 ac_cv_path_glext_lib="-L$i/${gnash_glext_topdir} -lgtkglext-x11-${gnash_glext_version} -lgdkglext-x11-${gnash_glext_version}"
 126                                 break
 127                         fi
 128                 fi
 129           done
 130           ])
 131 fi
 132 AC_MSG_CHECKING([for GTK GL library])
 133 AC_MSG_RESULT([${ac_cv_path_glext_incl}])
 134
 135 fi dnl glext=yes
 136
 137 if test x"${ac_cv_path_glext_incl}" != x ; then
 138         AC_DEFINE(HAVE_GTK_GTKGL_H, [1], [GTKGLExt header])
 139         GLEXT_CFLAGS="${ac_cv_path_glext_incl} ${ac_cv_path_glext_incl_config}"
 140 else
 141         GLEXT_CFLAGS=""
 142 fi
 143
 144 if test x"${ac_cv_path_glext_lib}" != x ; then
 145         AC_DEFINE(USE_GTKGLEXT,[1], [Use GtkGLExt extension])
 146         GLEXT_LIBS="${ac_cv_path_glext_lib}"
 147 else
 148         GLEXT_LIBS=""
 149 fi
 150
 151 AC_SUBST(GLEXT_CFLAGS)
 152 AC_SUBST(GLEXT_LIBS)
 153 ])
 154
 155 # Local Variables:
 156 # c-basic-offset: 2
 157 # tab-width: 2
 158 # indent-tabs-mode: nil
 159 # End: