forked from minhngoc25a/freetype2
193 lines
6.1 KiB
Plaintext
193 lines
6.1 KiB
Plaintext
# Configure paths for FreeType2
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# Marcelo Magallon 2001-10-26, based on gtk.m4 by Owen Taylor
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#
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# Copyright 2001, 2003 by
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# David Turner, Robert Wilhelm, and Werner Lemberg.
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#
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# This file is part of the FreeType project, and may only be used, modified,
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# and distributed under the terms of the FreeType project license,
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# LICENSE.TXT. By continuing to use, modify, or distribute this file you
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# indicate that you have read the license and understand and accept it
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# fully.
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#
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# As a special exception to the FreeType project license, this file may be
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# distributed as part of a program that contains a configuration script
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# generated by Autoconf, under the same distribution terms as the rest of
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# that program.
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#
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# serial 2
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# AC_CHECK_FT2([MINIMUM-VERSION [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
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# Test for FreeType 2, and define FT2_CFLAGS and FT2_LIBS.
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# MINIMUM-VERSION is what libtool reports; the default is `7.0.1' (this is
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# FreeType 2.0.4).
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#
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AC_DEFUN([AC_CHECK_FT2],
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[# Get the cflags and libraries from the freetype-config script
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#
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AC_ARG_WITH([ft-prefix],
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dnl don't quote AS_HELP_STRING!
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AS_HELP_STRING([--with-ft-prefix=PREFIX],
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[Prefix where FreeType is installed (optional)]),
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[ft_config_prefix="$withval"],
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[ft_config_prefix=""])
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AC_ARG_WITH([ft-exec-prefix],
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dnl don't quote AS_HELP_STRING!
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AS_HELP_STRING([--with-ft-exec-prefix=PREFIX],
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[Exec prefix where FreeType is installed (optional)]),
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[ft_config_exec_prefix="$withval"],
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[ft_config_exec_prefix=""])
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AC_ARG_ENABLE([freetypetest],
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dnl don't quote AS_HELP_STRING!
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AS_HELP_STRING([--disable-freetypetest],
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[Do not try to compile and run a test FreeType program]),
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[],
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[enable_fttest=yes])
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if test x$ft_config_exec_prefix != x ; then
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ft_config_args="$ft_config_args --exec-prefix=$ft_config_exec_prefix"
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if test x${FT2_CONFIG+set} != xset ; then
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FT2_CONFIG=$ft_config_exec_prefix/bin/freetype-config
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fi
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fi
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if test x$ft_config_prefix != x ; then
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ft_config_args="$ft_config_args --prefix=$ft_config_prefix"
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if test x${FT2_CONFIG+set} != xset ; then
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FT2_CONFIG=$ft_config_prefix/bin/freetype-config
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fi
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fi
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AC_PATH_PROG([FT2_CONFIG], [freetype-config], [no])
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min_ft_version=m4_if([$1], [], [7.0.1], [$1])
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AC_MSG_CHECKING([for FreeType -- version >= $min_ft_version])
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no_ft=""
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if test "$FT2_CONFIG" = "no" ; then
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no_ft=yes
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else
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FT2_CFLAGS=`$FT2_CONFIG $ft_config_args --cflags`
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FT2_LIBS=`$FT2_CONFIG $ft_config_args --libs`
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ft_config_major_version=`$FT2_CONFIG $ft_config_args --version | \
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sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
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ft_config_minor_version=`$FT2_CONFIG $ft_config_args --version | \
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sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
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ft_config_micro_version=`$FT2_CONFIG $ft_config_args --version | \
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sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
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ft_min_major_version=`echo $min_ft_version | \
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sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
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ft_min_minor_version=`echo $min_ft_version | \
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sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
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ft_min_micro_version=`echo $min_ft_version | \
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sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
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if test x$enable_fttest = xyes ; then
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ft_config_is_lt=""
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if test $ft_config_major_version -lt $ft_min_major_version ; then
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ft_config_is_lt=yes
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else
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if test $ft_config_major_version -eq $ft_min_major_version ; then
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if test $ft_config_minor_version -lt $ft_min_minor_version ; then
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ft_config_is_lt=yes
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else
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if test $ft_config_minor_version -eq $ft_min_minor_version ; then
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if test $ft_config_micro_version -lt $ft_min_micro_version ; then
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ft_config_is_lt=yes
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fi
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fi
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fi
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fi
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fi
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if test x$ft_config_is_lt = xyes ; then
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no_ft=yes
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else
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ac_save_CFLAGS="$CFLAGS"
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ac_save_LIBS="$LIBS"
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CFLAGS="$CFLAGS $FT2_CFLAGS"
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LIBS="$FT2_LIBS $LIBS"
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#
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# Sanity checks for the results of freetype-config to some extent.
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#
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AC_RUN_IFELSE([
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AC_LANG_SOURCE([[
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#include <ft2build.h>
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#include FT_FREETYPE_H
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#include <stdio.h>
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#include <stdlib.h>
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int
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main()
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{
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FT_Library library;
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FT_Error error;
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error = FT_Init_FreeType(&library);
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if (error)
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return 1;
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else
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{
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FT_Done_FreeType(library);
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return 0;
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}
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}
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]])
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],
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[],
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[no_ft=yes],
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[echo $ECHO_N "cross compiling; assuming OK... $ECHO_C"])
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CFLAGS="$ac_save_CFLAGS"
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LIBS="$ac_save_LIBS"
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fi # test $ft_config_version -lt $ft_min_version
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fi # test x$enable_fttest = xyes
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fi # test "$FT2_CONFIG" = "no"
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if test x$no_ft = x ; then
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AC_MSG_RESULT([yes])
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m4_if([$2], [], [:], [$2])
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else
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AC_MSG_RESULT([no])
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if test "$FT2_CONFIG" = "no" ; then
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AC_MSG_WARN([
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The freetype-config script installed by FreeType 2 could not be found.
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If FreeType 2 was installed in PREFIX, make sure PREFIX/bin is in
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your path, or set the FT2_CONFIG environment variable to the
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full path to freetype-config.
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])
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else
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if test x$ft_config_is_lt = xyes ; then
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AC_MSG_WARN([
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Your installed version of the FreeType 2 library is too old.
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If you have different versions of FreeType 2, make sure that
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correct values for --with-ft-prefix or --with-ft-exec-prefix
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are used, or set the FT2_CONFIG environment variable to the
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full path to freetype-config.
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])
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else
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AC_MSG_WARN([
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The FreeType test program failed to run. If your system uses
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shared libraries and they are installed outside the normal
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system library path, make sure the variable LD_LIBRARY_PATH
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(or whatever is appropiate for your system) is correctly set.
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])
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fi
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fi
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FT2_CFLAGS=""
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FT2_LIBS=""
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m4_if([$3], [], [:], [$3])
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fi
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AC_SUBST([FT2_CFLAGS])
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AC_SUBST([FT2_LIBS])])
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# end of freetype2.m4
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