dnl FTGL_PROG_CXX()
dnl Check the build plataform and try to use the native compiler
dnl
AC_DEFUN(FTGL_PROG_CXX,
[dnl
AC_CANONICAL_BUILD
AC_CANONICAL_HOST
dnl I really don't know how to handle the cross-compiling case
if test "$build" = "$host" ; then
case "$build" in
*-*-irix*)
if test -z "$CXX" ; then
CXX=CC
fi
if test -z "$CC" ; then
CC=cc
fi
if test x$CXX = xCC -a -z "$CXXFLAGS" ; then
# It might be worthwhile to move this out of here, say
# EXTRA_CXXFLAGS. Forcing -n32 might cause trouble, too.
CXXFLAGS="-LANG:std -n32 -woff 1201 -O3"
fi
;;
esac
fi
AC_PROG_CXX
])
# Configure paths for FreeType2
# Marcelo Magallon 2001-10-26, based on gtk.m4 by Owen Taylor
dnl AC_CHECK_FT2([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
dnl Test for FreeType2, and define FT2_CFLAGS and FT2_LIBS
dnl
AC_DEFUN(AC_CHECK_FT2,
[dnl
dnl Get the cflags and libraries from the freetype-config script
dnl
AC_ARG_WITH(freetype-prefix,
[ --with-ft-prefix=PFX Prefix where FreeType is installed (optional)],
ft_config_prefix="$withval", ft_config_prefix="")
AC_ARG_WITH(freetype-exec-prefix,
[ --with-ft-exec-prefix=PFX Exec prefix where FreeType is installed (optional)],
ft_config_exec_prefix="$withval", ft_config_exec_prefix="")
AC_ARG_ENABLE(freetypetest, [ --disable-freetypetest Do not try to compile and run a test FreeType program],[],
enable_fttest=yes)
if test x$ft_config_exec_prefix != x ; then
ft_config_args="$ft_config_args --exec-prefix=$ft_config_exec_prefix"
if test x${FT2_CONFIG+set} != xset ; then
FT2_CONFIG=$ft_config_exec_prefix/bin/freetype-config
fi
fi
if test x$ft_config_prefix != x ; then
ft_config_args="$ft_config_args --prefix=$ft_config_prefix"
if test x${FT2_CONFIG+set} != xset ; then
FT2_CONFIG=$ft_config_prefix/bin/freetype-config
fi
fi
AC_PATH_PROG(FT2_CONFIG, freetype-config, no)
min_ft_version=ifelse([$1], ,6.1.0,$1)
AC_MSG_CHECKING(for FreeType - version >= $min_ft_version)
no_ft=""
if test "$FT2_CONFIG" = "no" ; then
no_ft=yes
else
FT2_CFLAGS=`$FT2_CONFIG $ft_config_args --cflags`
FT2_LIBS=`$FT2_CONFIG $ft_config_args --libs`
ft_config_version=`$FT2_CONFIG $ft_config_args --version`
ft_config_major_version=`echo $ft_config_version | cut -d . -f 1`
ft_config_minor_version=`echo $ft_config_version | cut -d . -f 2`
ft_config_micro_version=`echo $ft_config_version | cut -d . -f 3`
ft_min_major_version=`echo $min_ft_version | cut -d . -f 1`
ft_min_minor_version=`echo $min_ft_version | cut -d . -f 2`
ft_min_micro_version=`echo $min_ft_version | cut -d . -f 3`
if test "x$enable_fttest" = "xyes" ; then
ft_config_version=`expr $ft_config_major_version \* 10000 + $ft_config_minor_version \* 100 + $ft_config_micro_version`
ft_min_version=`expr $ft_min_major_version \* 10000 + $ft_min_minor_version \* 100 + $ft_min_micro_version`
if test $ft_config_version -lt $ft_min_version ; then
ifelse([$3], , :, [$3])
else
ac_save_CFLAGS="$CFLAGS"
ac_save_LIBS="$LIBS"
CFLAGS="$CFLAGS $FT2_CFLAGS"
LIBS="$FT2_LIBS $LIBS"
dnl
dnl Sanity checks the results of freetype-config to some extent
dnl
AC_TRY_RUN([
#include <ft2build.h>
#include FT_FREETYPE_H
#include <stdio.h>
#include <stdlib.h>
int
main ()
{
FT_Library library;
FT_Error error;
error = FT_Init_FreeType( &library );
if ( error )
{
return 1;
} else {
FT_Done_FreeType( library );
return 0;
}
}
],, no_ft=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
CFLAGS="$ac_save_CFLAGS"
LIBS="$ac_save_LIBS"
fi # test $ft_config_version -lt $ft_min_version
fi # test "x$enable_fttest" = "xyes"
fi # test "$FT2_CONFIG" = "no"
if test "x$no_ft" = x ; then
AC_MSG_RESULT(yes)
ifelse([$2], , :, [$2])
else
AC_MSG_RESULT(no)
if test "$FT2_CONFIG" = "no" ; then
echo "*** The freetype-config script installed by FT2 could not be found"
echo "*** If FT2 was installed in PREFIX, make sure PREFIX/bin is in"
echo "*** your path, or set the FT2_CONFIG environment variable to the"
echo "*** full path to freetype-config."
else
echo "*** The FreeType test program failed to run. If your system uses"
echo "*** shared libraries and they are installed outside the normal"
echo "*** system library path, make sure the variable LD_LIBRARY_PATH"
echo "*** (or whatever is appropiate for your system) is correctly set."
fi
FT2_CFLAGS=""
FT2_LIBS=""
ifelse([$3], , :, [$3])
fi
AC_SUBST(FT2_CFLAGS)
AC_SUBST(FT2_LIBS)
])
dnl FTGL_CHECK_GL()
dnl Check for OpenGL development environment and GLU >= 1.2
dnl
AC_DEFUN([FTGL_CHECK_GL],
[dnl
AC_REQUIRE([AC_PROG_CC])
AC_REQUIRE([AC_PATH_X])
AC_REQUIRE([AC_PATH_XTRA])
AC_ARG_WITH([--with-gl-inc],
AC_HELP_STRING([--with-gl-inc=DIR],[Directory where GL/gl.h is installed]))
AC_ARG_WITH([--with-gl-lib],
AC_HELP_STRING([--with-gl-lib=DIR],[Directory where OpenGL libraries are installed]))
AC_LANG_SAVE
AC_LANG_C
GL_SAVE_CPPFLAGS="$CPPFLAGS"
GL_SAVE_LIBS="$LIBS"
if test "x$no_x" != xyes ; then
GL_CFLAGS="$X_CFLAGS"
GL_X_LIBS="$X_PRE_LIBS $X_LIBS -lX11 -lXext -lXmu $X_EXTRA_LIBS"
fi
if test "x$with_gl_inc" != "xnone" ; then
if test -d "$with_gl_inc" ; then
GL_CFLAGS="-I$with_gl_inc"
else
GL_CFLAGS="$with_gl_inc"
fi
else
GL_CFLAGS=
fi
CPPFLAGS="$GL_CFLAGS"
AC_CHECK_HEADER([GL/gl.h], [], [AC_MSG_ERROR(GL/gl.h is needed, please specify its location with --with-gl-inc. If this still fails, please contact mmagallo@debian.org, include the string FTGL somewhere in the subject line and provide a copy of the config.log file that was left behind.)])
AC_MSG_CHECKING([for GL library])
if test "x$with_gl_lib" != "x" ; then
if test -d "$with_gl_lib" ; then
LIBS="-L$with_gl_lib -lGL"
else
LIBS="$with_gl_lib"
fi
else
LIBS="-lGL"
fi
AC_LINK_IFELSE([AC_LANG_CALL([],[glBegin])],[HAVE_GL=yes], [HAVE_GL=no])
if test "x$HAVE_GL" = xno ; then
if test "x$GL_X_LIBS" != x ; then
LIBS="-lGL $GL_X_LIBS"
AC_LINK_IFELSE([AC_LANG_CALL([],[glBegin])],[HAVE_GL=yes], [HAVE_GL=no])
fi
fi
if test "x$HAVE_GL" = xyes ; then
AC_MSG_RESULT([yes])
GL_LIBS=$LIBS
else
AC_MSG_RESULT([no])
AC_MSG_ERROR([GL library could not be found, please specify its location with --with-gl-lib. If this still fails, please contact mmagallo@debian.org, include the string FTGL somewhere in the subject line and provide a copy of the config.log file that was left behind.])
fi
AC_CHECK_HEADER([GL/glu.h])
AC_MSG_CHECKING([for GLU version >= 1.2])
AC_TRY_COMPILE([#include <GL/glu.h>], [
#if !defined(GLU_VERSION_1_2)
#error GLU too old
#endif
],
[AC_MSG_RESULT([yes])],
[AC_MSG_RESULT([no])
AC_MSG_ERROR([GLU >= 1.2 is needed to compile this library])
])
AC_MSG_CHECKING([for GLU library])
LIBS="-lGLU $GL_LIBS"
AC_LINK_IFELSE([AC_LANG_CALL([],[gluNewTess])],[HAVE_GLU=yes], [HAVE_GLU=no])
if test "x$HAVE_GLU" = xno ; then
if test "x$GL_X_LIBS" != x ; then
LIBS="-lGLU $GL_LIBS $GL_X_LIBS"
AC_LINK_IFELSE([AC_LANG_CALL([],[gluNewTess])],[HAVE_GLU=yes], [HAVE_GLU=no])
fi
fi
if test "x$HAVE_GLU" = xyes ; then
AC_MSG_RESULT([yes])
GL_LIBS="$LIBS"
else
AC_MSG_RESULT([no])
AC_MSG_ERROR([GLU library could not be found, please specify its location with --with-gl-lib. If this still fails, please contact mmagallo@debian.org, include the string FTGL somewhere in the subject line and provide a copy of the config.log file that was left behind.])
fi
AC_SUBST(GL_CFLAGS)
AC_SUBST(GL_LIBS)
CPPFLAGS="$GL_SAVE_CPPFLAGS"
LIBS="$GL_SAVE_LIBS"
AC_LANG_RESTORE
GL_X_LIBS=""
])
dnl FTGL_CHECK_GLUT()
dnl Check for GLUT development environment
dnl
AC_DEFUN([FTGL_CHECK_GLUT],
[dnl
AC_REQUIRE([AC_PROG_CC])dnl
AC_REQUIRE([AC_PATH_X])dnl
AC_REQUIRE([AC_PATH_XTRA])dnl
AC_REQUIRE([FTGL_CHECK_GL])dnl
AC_ARG_WITH([--with-glut-inc],
AC_HELP_STRING([--with-glut-inc=DIR],[Directory where GL/glut.h is installed (optional)]))
AC_ARG_WITH([--with-glut-lib],
AC_HELP_STRING([--with-glut-lib=DIR],[Directory where GLUT libraries are installed (optional)]))
AC_LANG_SAVE
AC_LANG_C
GLUT_SAVE_CPPFLAGS="$CPPFLAGS"
GLUT_SAVE_LIBS="$LIBS"
if test "x$no_x" != xyes ; then
GLUT_CFLAGS="$X_CFLAGS"
GLUT_X_LIBS="$X_PRE_LIBS $X_LIBS -lX11 -lXext -lXmu $X_EXTRA_LIBS"
fi
if test "x$with_glut_inc" != "xnone" ; then
if test -d "$with_glut_inc" ; then
GLUT_CFLAGS="-I$with_glut_inc"
else
GLUT_CFLAGS="$with_glut_inc"
fi
else
GLUT_CFLAGS=
fi
CPPFLAGS="$GLUT_CFLAGS"
AC_CHECK_HEADER([GL/glut.h], [HAVE_GLUT=yes], [HAVE_GLUT=no])
if test "x$HAVE_GLUT" = xno ; then
AC_MSG_WARN([GLUT headers not availabe, example program won't be compiled.])
else
# Check for GLUT libraries
AC_MSG_CHECKING([for GLUT library])
if test "x$with_glut_lib" != "x" ; then
if test -d "$with_glut_lib" ; then
LIBS="-L$with_glut_lib -lglut"
else
LIBS="$with_glut_lib"
fi
else
LIBS="-lglut"
fi
AC_LINK_IFELSE(
[AC_LANG_CALL([],[glutInit])],
[HAVE_GLUT=yes],
[HAVE_GLUT=no])
if test "x$HAVE_GLUT" = xno ; then
# Try again with the GL libs
LIBS="-lglut $GL_LIBS"
AC_LINK_IFELSE(
[AC_LANG_CALL([],[glutInit])],
[HAVE_GLUT=yes],
[HAVE_GLUT=no])
fi
if test "x$HAVE_GLUT" = xno && test "x$GLUT_X_LIBS" != x ; then
# Try again with the GL and X11 libs
LIBS="-lglut $GL_LIBS $GLUT_X_LIBS"
AC_LINK_IFELSE(
[AC_LANG_CALL([],[glutInit])],
[HAVE_GLUT=yes],
[HAVE_GLUT=no])
fi
if test "x$HAVE_GLUT" = xyes ; then
AC_MSG_RESULT([yes])
GLUT_LIBS=$LIBS
else
AC_MSG_RESULT([no])
AC_MSG_WARN([GLUT libraries not availabe, example program won't be compiled.])
fi
# End check for GLUT libraries
fi
AC_SUBST(HAVE_GLUT)
AC_SUBST(GLUT_CFLAGS)
AC_SUBST(GLUT_LIBS)
AC_LANG_RESTORE
CPPFLAGS="$GLUT_SAVE_CPPFLAGS"
LIBS="$GLUT_SAVE_LIBS"
GLUT_X_CFLAGS=
GLUT_X_LIBS=
])
