src/third_party/freetype2/builds/unix/freetype2.m4 - cobalt - Git at Google

 # Configure paths for FreeType2
 # Marcelo Magallon 2001-10-26, based on gtk.m4 by Owen Taylor
 #
 # Copyright 2001-2015 by
 # David Turner, Robert Wilhelm, and Werner Lemberg.
 #
 # This file is part of the FreeType project, and may only be used, modified,
 # and distributed under the terms of the FreeType project license,
 # LICENSE.TXT.  By continuing to use, modify, or distribute this file you
 # indicate that you have read the license and understand and accept it
 # fully.
 #
 # As a special exception to the FreeType project license, this file may be
 # distributed as part of a program that contains a configuration script
 # generated by Autoconf, under the same distribution terms as the rest of
 # that program.
 #
 # serial 4

 # AC_CHECK_FT2([MINIMUM-VERSION [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
 # Test for FreeType 2, and define FT2_CFLAGS and FT2_LIBS.
 # MINIMUM-VERSION is what libtool reports; the default is `7.0.1' (this is
 # FreeType 2.0.4).
 #
 AC_DEFUN([AC_CHECK_FT2],
   [# Get the cflags and libraries from the freetype-config script
    #
    AC_ARG_WITH([ft-prefix],
      dnl don't quote AS_HELP_STRING!
      AS_HELP_STRING([--with-ft-prefix=PREFIX],
                     [Prefix where FreeType is installed (optional)]),
      [ft_config_prefix="$withval"],
      [ft_config_prefix=""])

    AC_ARG_WITH([ft-exec-prefix],
      dnl don't quote AS_HELP_STRING!
      AS_HELP_STRING([--with-ft-exec-prefix=PREFIX],
                     [Exec prefix where FreeType is installed (optional)]),
      [ft_config_exec_prefix="$withval"],
      [ft_config_exec_prefix=""])

    AC_ARG_ENABLE([freetypetest],
      dnl don't quote AS_HELP_STRING!
      AS_HELP_STRING([--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

    if test "x$FT2_CONFIG" = x ; then
      AC_PATH_TOOL([FT2_CONFIG], [freetype-config], [no])
    fi

    min_ft_version=m4_if([$1], [], [7.0.1], [$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 $ft_config_args --libs`
      ft_config_major_version=`$FT2_CONFIG $ft_config_args --version | \
        sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
      ft_config_minor_version=`$FT2_CONFIG $ft_config_args --version | \
        sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
      ft_config_micro_version=`$FT2_CONFIG $ft_config_args --version | \
        sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
      ft_min_major_version=`echo $min_ft_version | \
        sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
      ft_min_minor_version=`echo $min_ft_version | \
        sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
      ft_min_micro_version=`echo $min_ft_version | \
        sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
      if test x$enable_fttest = xyes ; then
        ft_config_is_lt=""
        if test $ft_config_major_version -lt $ft_min_major_version ; then
          ft_config_is_lt=yes
        else
          if test $ft_config_major_version -eq $ft_min_major_version ; then
            if test $ft_config_minor_version -lt $ft_min_minor_version ; then
              ft_config_is_lt=yes
            else
              if test $ft_config_minor_version -eq $ft_min_minor_version ; then
                if test $ft_config_micro_version -lt $ft_min_micro_version ; then
                  ft_config_is_lt=yes
                fi
              fi
            fi
          fi
        fi
        if test x$ft_config_is_lt = xyes ; then
          no_ft=yes
        else
          ac_save_CFLAGS="$CFLAGS"
          ac_save_LIBS="$LIBS"
          CFLAGS="$CFLAGS $FT2_CFLAGS"
          LIBS="$FT2_LIBS $LIBS"

          #
          # Sanity checks for the results of freetype-config to some extent.
          #
          AC_RUN_IFELSE([
              AC_LANG_SOURCE([[

 #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 $ECHO_N "cross compiling; assuming OK... $ECHO_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])
      m4_if([$2], [], [:], [$2])
    else
      AC_MSG_RESULT([no])
      if test "$FT2_CONFIG" = "no" ; then
        AC_MSG_WARN([

   The freetype-config script installed by FreeType 2 could not be found.
   If FreeType 2 was installed in PREFIX, make sure PREFIX/bin is in
   your path, or set the FT2_CONFIG environment variable to the
   full path to freetype-config.
        ])
      else
        if test x$ft_config_is_lt = xyes ; then
          AC_MSG_WARN([

   Your installed version of the FreeType 2 library is too old.
   If you have different versions of FreeType 2, make sure that
   correct values for --with-ft-prefix or --with-ft-exec-prefix
   are used, or set the FT2_CONFIG environment variable to the
   full path to freetype-config.
          ])
        else
          AC_MSG_WARN([

   The FreeType test program failed to run.  If your system uses
   shared libraries and they are installed outside the normal
   system library path, make sure the variable LD_LIBRARY_PATH
   (or whatever is appropriate for your system) is correctly set.
          ])
        fi
      fi

      FT2_CFLAGS=""
      FT2_LIBS=""
      m4_if([$3], [], [:], [$3])
    fi

    AC_SUBST([FT2_CFLAGS])
    AC_SUBST([FT2_LIBS])])

 # end of freetype2.m4
	# Configure paths for FreeType2
	# Marcelo Magallon 2001-10-26, based on gtk.m4 by Owen Taylor
	#
	# Copyright 2001-2015 by
	# David Turner, Robert Wilhelm, and Werner Lemberg.
	#
	# This file is part of the FreeType project, and may only be used, modified,
	# and distributed under the terms of the FreeType project license,
	# LICENSE.TXT. By continuing to use, modify, or distribute this file you
	# indicate that you have read the license and understand and accept it
	# fully.
	#
	# As a special exception to the FreeType project license, this file may be
	# distributed as part of a program that contains a configuration script
	# generated by Autoconf, under the same distribution terms as the rest of
	# that program.
	#
	# serial 4

	# AC_CHECK_FT2([MINIMUM-VERSION [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
	# Test for FreeType 2, and define FT2_CFLAGS and FT2_LIBS.
	# MINIMUM-VERSION is what libtool reports; the default is `7.0.1' (this is
	# FreeType 2.0.4).
	#
	AC_DEFUN([AC_CHECK_FT2],
	[# Get the cflags and libraries from the freetype-config script
	#
	AC_ARG_WITH([ft-prefix],
	dnl don't quote AS_HELP_STRING!
	AS_HELP_STRING([--with-ft-prefix=PREFIX],
	[Prefix where FreeType is installed (optional)]),
	[ft_config_prefix="$withval"],
	[ft_config_prefix=""])

	AC_ARG_WITH([ft-exec-prefix],
	dnl don't quote AS_HELP_STRING!
	AS_HELP_STRING([--with-ft-exec-prefix=PREFIX],
	[Exec prefix where FreeType is installed (optional)]),
	[ft_config_exec_prefix="$withval"],
	[ft_config_exec_prefix=""])

	AC_ARG_ENABLE([freetypetest],
	dnl don't quote AS_HELP_STRING!
	AS_HELP_STRING([--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

	if test "x$FT2_CONFIG" = x ; then
	AC_PATH_TOOL([FT2_CONFIG], [freetype-config], [no])
	fi

	min_ft_version=m4_if([$1], [], [7.0.1], [$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 $ft_config_args --libs`
	ft_config_major_version=`$FT2_CONFIG $ft_config_args --version \| \
	sed 's/\([[0-9]]\).\([[0-9]]\).\([[0-9]]*\)/\1/'`
	ft_config_minor_version=`$FT2_CONFIG $ft_config_args --version \| \
	sed 's/\([[0-9]]\).\([[0-9]]\).\([[0-9]]*\)/\2/'`
	ft_config_micro_version=`$FT2_CONFIG $ft_config_args --version \| \
	sed 's/\([[0-9]]\).\([[0-9]]\).\([[0-9]]*\)/\3/'`
	ft_min_major_version=`echo $min_ft_version \| \
	sed 's/\([[0-9]]\).\([[0-9]]\).\([[0-9]]*\)/\1/'`
	ft_min_minor_version=`echo $min_ft_version \| \
	sed 's/\([[0-9]]\).\([[0-9]]\).\([[0-9]]*\)/\2/'`
	ft_min_micro_version=`echo $min_ft_version \| \
	sed 's/\([[0-9]]\).\([[0-9]]\).\([[0-9]]*\)/\3/'`
	if test x$enable_fttest = xyes ; then
	ft_config_is_lt=""
	if test $ft_config_major_version -lt $ft_min_major_version ; then
	ft_config_is_lt=yes
	else
	if test $ft_config_major_version -eq $ft_min_major_version ; then
	if test $ft_config_minor_version -lt $ft_min_minor_version ; then
	ft_config_is_lt=yes
	else
	if test $ft_config_minor_version -eq $ft_min_minor_version ; then
	if test $ft_config_micro_version -lt $ft_min_micro_version ; then
	ft_config_is_lt=yes
	fi
	fi
	fi
	fi
	fi
	if test x$ft_config_is_lt = xyes ; then
	no_ft=yes
	else
	ac_save_CFLAGS="$CFLAGS"
	ac_save_LIBS="$LIBS"
	CFLAGS="$CFLAGS $FT2_CFLAGS"
	LIBS="$FT2_LIBS $LIBS"

	#
	# Sanity checks for the results of freetype-config to some extent.
	#
	AC_RUN_IFELSE([
	AC_LANG_SOURCE([[

	#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 $ECHO_N "cross compiling; assuming OK... $ECHO_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])
	m4_if([$2], [], [:], [$2])
	else
	AC_MSG_RESULT([no])
	if test "$FT2_CONFIG" = "no" ; then
	AC_MSG_WARN([

	The freetype-config script installed by FreeType 2 could not be found.
	If FreeType 2 was installed in PREFIX, make sure PREFIX/bin is in
	your path, or set the FT2_CONFIG environment variable to the
	full path to freetype-config.
	])
	else
	if test x$ft_config_is_lt = xyes ; then
	AC_MSG_WARN([

	Your installed version of the FreeType 2 library is too old.
	If you have different versions of FreeType 2, make sure that
	correct values for --with-ft-prefix or --with-ft-exec-prefix
	are used, or set the FT2_CONFIG environment variable to the
	full path to freetype-config.
	])
	else
	AC_MSG_WARN([

	The FreeType test program failed to run. If your system uses
	shared libraries and they are installed outside the normal
	system library path, make sure the variable LD_LIBRARY_PATH
	(or whatever is appropriate for your system) is correctly set.
	])
	fi
	fi

	FT2_CFLAGS=""
	FT2_LIBS=""
	m4_if([$3], [], [:], [$3])
	fi

	AC_SUBST([FT2_CFLAGS])
	AC_SUBST([FT2_LIBS])])

	# end of freetype2.m4