# Helper functions for option handling.                    -*- Autoconf -*-
 #
 #   Copyright (C) 2004, 2005, 2007, 2008 Free Software Foundation, Inc.
 #   Written by Gary V. Vaughan, 2004
 #
 # This file is free software; the Free Software Foundation gives
 # unlimited permission to copy and/or distribute it, with or without
 # modifications, as long as this notice is preserved.
 
 # serial 6 ltoptions.m4
 
 # This is to help aclocal find these macros, as it can't see m4_define.
 AC_DEFUN([LTOPTIONS_VERSION], [m4_if([1])])
 
 
 # _LT_MANGLE_OPTION(MACRO-NAME, OPTION-NAME)
 # ------------------------------------------
 m4_define([_LT_MANGLE_OPTION],
 [[_LT_OPTION_]m4_bpatsubst($1__$2, [[^a-zA-Z0-9_]], [_])])
 
 
 # _LT_SET_OPTION(MACRO-NAME, OPTION-NAME)
 # ---------------------------------------
 # Set option OPTION-NAME for macro MACRO-NAME, and if there is a
 # matching handler defined, dispatch to it.  Other OPTION-NAMEs are
 # saved as a flag.
 m4_define([_LT_SET_OPTION],
 [m4_define(_LT_MANGLE_OPTION([$1], [$2]))dnl
 m4_ifdef(_LT_MANGLE_DEFUN([$1], [$2]),
         _LT_MANGLE_DEFUN([$1], [$2]),
     [m4_warning([Unknown $1 option `$2'])])[]dnl
 ])
 
 
 # _LT_IF_OPTION(MACRO-NAME, OPTION-NAME, IF-SET, [IF-NOT-SET])
 # ------------------------------------------------------------
 # Execute IF-SET if OPTION is set, IF-NOT-SET otherwise.
 m4_define([_LT_IF_OPTION],
 [m4_ifdef(_LT_MANGLE_OPTION([$1], [$2]), [$3], [$4])])
 
 
 # _LT_UNLESS_OPTIONS(MACRO-NAME, OPTION-LIST, IF-NOT-SET)
 # -------------------------------------------------------
 # Execute IF-NOT-SET unless all options in OPTION-LIST for MACRO-NAME
 # are set.
 m4_define([_LT_UNLESS_OPTIONS],
 [m4_foreach([_LT_Option], m4_split(m4_normalize([$2])),
 	    [m4_ifdef(_LT_MANGLE_OPTION([$1], _LT_Option),
 		      [m4_define([$0_found])])])[]dnl
 m4_ifdef([$0_found], [m4_undefine([$0_found])], [$3
 ])[]dnl
 ])
 
 
 # _LT_SET_OPTIONS(MACRO-NAME, OPTION-LIST)
 # ----------------------------------------
 # OPTION-LIST is a space-separated list of Libtool options associated
 # with MACRO-NAME.  If any OPTION has a matching handler declared with
 # LT_OPTION_DEFINE, dispatch to that macro; otherwise complain about
 # the unknown option and exit.
 m4_defun([_LT_SET_OPTIONS],
 [# Set options
 m4_foreach([_LT_Option], m4_split(m4_normalize([$2])),
     [_LT_SET_OPTION([$1], _LT_Option)])
 
 m4_if([$1],[LT_INIT],[
   dnl
   dnl Simply set some default values (i.e off) if boolean options were not
   dnl specified:
   _LT_UNLESS_OPTIONS([LT_INIT], [dlopen], [enable_dlopen=no
   ])
   _LT_UNLESS_OPTIONS([LT_INIT], [win32-dll], [enable_win32_dll=no
   ])
   dnl
   dnl If no reference was made to various pairs of opposing options, then
   dnl we run the default mode handler for the pair.  For example, if neither
   dnl `shared' nor `disable-shared' was passed, we enable building of shared
   dnl archives by default:
   _LT_UNLESS_OPTIONS([LT_INIT], [shared disable-shared], [_LT_ENABLE_SHARED])
   _LT_UNLESS_OPTIONS([LT_INIT], [static disable-static], [_LT_ENABLE_STATIC])
   _LT_UNLESS_OPTIONS([LT_INIT], [pic-only no-pic], [_LT_WITH_PIC])
   _LT_UNLESS_OPTIONS([LT_INIT], [fast-install disable-fast-install],
   		   [_LT_ENABLE_FAST_INSTALL])
   ])
 ])# _LT_SET_OPTIONS
 
 
 ## --------------------------------- ##
 ## Macros to handle LT_INIT options. ##
 ## --------------------------------- ##
 
 # _LT_MANGLE_DEFUN(MACRO-NAME, OPTION-NAME)
 # -----------------------------------------
 m4_define([_LT_MANGLE_DEFUN],
 [[_LT_OPTION_DEFUN_]m4_bpatsubst(m4_toupper([$1__$2]), [[^A-Z0-9_]], [_])])
 
 
 # LT_OPTION_DEFINE(MACRO-NAME, OPTION-NAME, CODE)
 # -----------------------------------------------
 m4_define([LT_OPTION_DEFINE],
 [m4_define(_LT_MANGLE_DEFUN([$1], [$2]), [$3])[]dnl
 ])# LT_OPTION_DEFINE
 
 
 # dlopen
 # ------
 LT_OPTION_DEFINE([LT_INIT], [dlopen], [enable_dlopen=yes
 ])
 
 AU_DEFUN([AC_LIBTOOL_DLOPEN],
 [_LT_SET_OPTION([LT_INIT], [dlopen])
 AC_DIAGNOSE([obsolete],
 [$0: Remove this warning and the call to _LT_SET_OPTION when you
 put the `dlopen' option into LT_INIT's first parameter.])
 ])
 
 dnl aclocal-1.4 backwards compatibility:
 dnl AC_DEFUN([AC_LIBTOOL_DLOPEN], [])
 
 
 # win32-dll
 # ---------
 # Declare package support for building win32 dll's.
 LT_OPTION_DEFINE([LT_INIT], [win32-dll],
 [enable_win32_dll=yes
 
 case $host in
 *-*-cygwin* | *-*-mingw* | *-*-pw32* | *-cegcc*)
   AC_CHECK_TOOL(AS, as, false)
   AC_CHECK_TOOL(DLLTOOL, dlltool, false)
   AC_CHECK_TOOL(OBJDUMP, objdump, false)
   ;;
 esac
 
 test -z "$AS" && AS=as
 _LT_DECL([], [AS],      [0], [Assembler program])dnl
 
 test -z "$DLLTOOL" && DLLTOOL=dlltool
 _LT_DECL([], [DLLTOOL], [0], [DLL creation program])dnl
 
 test -z "$OBJDUMP" && OBJDUMP=objdump
 _LT_DECL([], [OBJDUMP], [0], [Object dumper program])dnl
 ])# win32-dll
 
 AU_DEFUN([AC_LIBTOOL_WIN32_DLL],
 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
 _LT_SET_OPTION([LT_INIT], [win32-dll])
 AC_DIAGNOSE([obsolete],
 [$0: Remove this warning and the call to _LT_SET_OPTION when you
 put the `win32-dll' option into LT_INIT's first parameter.])
 ])
 
 dnl aclocal-1.4 backwards compatibility:
 dnl AC_DEFUN([AC_LIBTOOL_WIN32_DLL], [])
 
 
 # _LT_ENABLE_SHARED([DEFAULT])
 # ----------------------------
 # implement the --enable-shared flag, and supports the `shared' and
 # `disable-shared' LT_INIT options.
 # DEFAULT is either `yes' or `no'.  If omitted, it defaults to `yes'.
 m4_define([_LT_ENABLE_SHARED],
 [m4_define([_LT_ENABLE_SHARED_DEFAULT], [m4_if($1, no, no, yes)])dnl
 AC_ARG_ENABLE([shared],
     [AS_HELP_STRING([--enable-shared@<:@=PKGS@:>@],
 	[build shared libraries @<:@default=]_LT_ENABLE_SHARED_DEFAULT[@:>@])],
     [p=${PACKAGE-default}
     case $enableval in
     yes) enable_shared=yes ;;
     no) enable_shared=no ;;
     *)
       enable_shared=no
       # Look at the argument we got.  We use all the common list separators.
       lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
       for pkg in $enableval; do
 	IFS="$lt_save_ifs"
 	if test "X$pkg" = "X$p"; then
 	  enable_shared=yes
 	fi
       done
       IFS="$lt_save_ifs"
       ;;
     esac],
     [enable_shared=]_LT_ENABLE_SHARED_DEFAULT)
 
     _LT_DECL([build_libtool_libs], [enable_shared], [0],
 	[Whether or not to build shared libraries])
 ])# _LT_ENABLE_SHARED
 
 LT_OPTION_DEFINE([LT_INIT], [shared], [_LT_ENABLE_SHARED([yes])])
 LT_OPTION_DEFINE([LT_INIT], [disable-shared], [_LT_ENABLE_SHARED([no])])
 
 # Old names:
 AC_DEFUN([AC_ENABLE_SHARED],
 [_LT_SET_OPTION([LT_INIT], m4_if([$1], [no], [disable-])[shared])
 ])
 
 AC_DEFUN([AC_DISABLE_SHARED],
 [_LT_SET_OPTION([LT_INIT], [disable-shared])
 ])
 
 AU_DEFUN([AM_ENABLE_SHARED], [AC_ENABLE_SHARED($@)])
 AU_DEFUN([AM_DISABLE_SHARED], [AC_DISABLE_SHARED($@)])
 
 dnl aclocal-1.4 backwards compatibility:
 dnl AC_DEFUN([AM_ENABLE_SHARED], [])
 dnl AC_DEFUN([AM_DISABLE_SHARED], [])
 
 
 
 # _LT_ENABLE_STATIC([DEFAULT])
 # ----------------------------
 # implement the --enable-static flag, and support the `static' and
 # `disable-static' LT_INIT options.
 # DEFAULT is either `yes' or `no'.  If omitted, it defaults to `yes'.
 m4_define([_LT_ENABLE_STATIC],
 [m4_define([_LT_ENABLE_STATIC_DEFAULT], [m4_if($1, no, no, yes)])dnl
 AC_ARG_ENABLE([static],
     [AS_HELP_STRING([--enable-static@<:@=PKGS@:>@],
 	[build static libraries @<:@default=]_LT_ENABLE_STATIC_DEFAULT[@:>@])],
     [p=${PACKAGE-default}
     case $enableval in
     yes) enable_static=yes ;;
     no) enable_static=no ;;
     *)
      enable_static=no
       # Look at the argument we got.  We use all the common list separators.
       lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
       for pkg in $enableval; do
 	IFS="$lt_save_ifs"
 	if test "X$pkg" = "X$p"; then
 	  enable_static=yes
 	fi
       done
       IFS="$lt_save_ifs"
       ;;
     esac],
     [enable_static=]_LT_ENABLE_STATIC_DEFAULT)
 
     _LT_DECL([build_old_libs], [enable_static], [0],
 	[Whether or not to build static libraries])
 ])# _LT_ENABLE_STATIC
 
 LT_OPTION_DEFINE([LT_INIT], [static], [_LT_ENABLE_STATIC([yes])])
 LT_OPTION_DEFINE([LT_INIT], [disable-static], [_LT_ENABLE_STATIC([no])])
 
 # Old names:
 AC_DEFUN([AC_ENABLE_STATIC],
 [_LT_SET_OPTION([LT_INIT], m4_if([$1], [no], [disable-])[static])
 ])
 
 AC_DEFUN([AC_DISABLE_STATIC],
 [_LT_SET_OPTION([LT_INIT], [disable-static])
 ])
 
 AU_DEFUN([AM_ENABLE_STATIC], [AC_ENABLE_STATIC($@)])
 AU_DEFUN([AM_DISABLE_STATIC], [AC_DISABLE_STATIC($@)])
 
 dnl aclocal-1.4 backwards compatibility:
 dnl AC_DEFUN([AM_ENABLE_STATIC], [])
 dnl AC_DEFUN([AM_DISABLE_STATIC], [])
 
 
 
 # _LT_ENABLE_FAST_INSTALL([DEFAULT])
 # ----------------------------------
 # implement the --enable-fast-install flag, and support the `fast-install'
 # and `disable-fast-install' LT_INIT options.
 # DEFAULT is either `yes' or `no'.  If omitted, it defaults to `yes'.
 m4_define([_LT_ENABLE_FAST_INSTALL],
 [m4_define([_LT_ENABLE_FAST_INSTALL_DEFAULT], [m4_if($1, no, no, yes)])dnl
 AC_ARG_ENABLE([fast-install],
     [AS_HELP_STRING([--enable-fast-install@<:@=PKGS@:>@],
     [optimize for fast installation @<:@default=]_LT_ENABLE_FAST_INSTALL_DEFAULT[@:>@])],
     [p=${PACKAGE-default}
     case $enableval in
     yes) enable_fast_install=yes ;;
     no) enable_fast_install=no ;;
     *)
       enable_fast_install=no
       # Look at the argument we got.  We use all the common list separators.
       lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
       for pkg in $enableval; do
 	IFS="$lt_save_ifs"
 	if test "X$pkg" = "X$p"; then
 	  enable_fast_install=yes
 	fi
       done
       IFS="$lt_save_ifs"
       ;;
     esac],
     [enable_fast_install=]_LT_ENABLE_FAST_INSTALL_DEFAULT)
 
 _LT_DECL([fast_install], [enable_fast_install], [0],
 	 [Whether or not to optimize for fast installation])dnl
 ])# _LT_ENABLE_FAST_INSTALL
 
 LT_OPTION_DEFINE([LT_INIT], [fast-install], [_LT_ENABLE_FAST_INSTALL([yes])])
 LT_OPTION_DEFINE([LT_INIT], [disable-fast-install], [_LT_ENABLE_FAST_INSTALL([no])])
 
 # Old names:
 AU_DEFUN([AC_ENABLE_FAST_INSTALL],
 [_LT_SET_OPTION([LT_INIT], m4_if([$1], [no], [disable-])[fast-install])
 AC_DIAGNOSE([obsolete],
 [$0: Remove this warning and the call to _LT_SET_OPTION when you put
 the `fast-install' option into LT_INIT's first parameter.])
 ])
 
 AU_DEFUN([AC_DISABLE_FAST_INSTALL],
 [_LT_SET_OPTION([LT_INIT], [disable-fast-install])
 AC_DIAGNOSE([obsolete],
 [$0: Remove this warning and the call to _LT_SET_OPTION when you put
 the `disable-fast-install' option into LT_INIT's first parameter.])
 ])
 
 dnl aclocal-1.4 backwards compatibility:
 dnl AC_DEFUN([AC_ENABLE_FAST_INSTALL], [])
 dnl AC_DEFUN([AM_DISABLE_FAST_INSTALL], [])
 
 
 # _LT_WITH_PIC([MODE])
 # --------------------
 # implement the --with-pic flag, and support the `pic-only' and `no-pic'
 # LT_INIT options.
 # MODE is either `yes' or `no'.  If omitted, it defaults to `both'.
 m4_define([_LT_WITH_PIC],
 [AC_ARG_WITH([pic],
     [AS_HELP_STRING([--with-pic],
 	[try to use only PIC/non-PIC objects @<:@default=use both@:>@])],
     [pic_mode="$withval"],
     [pic_mode=default])
 
 test -z "$pic_mode" && pic_mode=m4_default([$1], [default])
 
 _LT_DECL([], [pic_mode], [0], [What type of objects to build])dnl
 ])# _LT_WITH_PIC
 
 LT_OPTION_DEFINE([LT_INIT], [pic-only], [_LT_WITH_PIC([yes])])
 LT_OPTION_DEFINE([LT_INIT], [no-pic], [_LT_WITH_PIC([no])])
 
 # Old name:
 AU_DEFUN([AC_LIBTOOL_PICMODE],
 [_LT_SET_OPTION([LT_INIT], [pic-only])
 AC_DIAGNOSE([obsolete],
 [$0: Remove this warning and the call to _LT_SET_OPTION when you
 put the `pic-only' option into LT_INIT's first parameter.])
 ])
 
 dnl aclocal-1.4 backwards compatibility:
 dnl AC_DEFUN([AC_LIBTOOL_PICMODE], [])
 
 ## ----------------- ##
 ## LTDL_INIT Options ##
 ## ----------------- ##
 
 m4_define([_LTDL_MODE], [])
 LT_OPTION_DEFINE([LTDL_INIT], [nonrecursive],
 		 [m4_define([_LTDL_MODE], [nonrecursive])])
 LT_OPTION_DEFINE([LTDL_INIT], [recursive],
 		 [m4_define([_LTDL_MODE], [recursive])])
 LT_OPTION_DEFINE([LTDL_INIT], [subproject],
 		 [m4_define([_LTDL_MODE], [subproject])])
 
 m4_define([_LTDL_TYPE], [])
 LT_OPTION_DEFINE([LTDL_INIT], [installable],
 		 [m4_define([_LTDL_TYPE], [installable])])
 LT_OPTION_DEFINE([LTDL_INIT], [convenience],
 		 [m4_define([_LTDL_TYPE], [convenience])])