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# Helper functions for option handling.                    -*- Autoconf -*-

# Copyright (C) 2004, 2005 Free Software Foundation, Inc.

# Written by Gary V. Vaughan <gary@gnu.org>

#

# 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 3 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(NAME)

# -----------------------

m4_define([_LT_MANGLE_OPTION],

[[_LT_OPTION_]m4_bpatsubst($1, [[^a-zA-Z0-9_]], [_])])

# _LT_SET_OPTION(NAME)

# --------------------

# Set option NAME, and if there is a matching handler defined,

# dispatch to it.  Other NAMEs are saved as a flag.

m4_define([_LT_SET_OPTION],

[m4_define(_LT_MANGLE_OPTION([$1]))dnl

m4_ifdef(_LT_MANGLE_DEFUN([$1]),

        _LT_MANGLE_DEFUN([$1]),

    [m4_warning([Unknown Libtool option `$1'])])[]dnl

])

# _LT_IF_OPTION(OPTION, 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])])

# _LT_UNLESS_OPTIONS(OPTIONS, IF-NOT-SET)

# ---------------------------------------

# Execute IF-NOT-SET if all OPTIONS are not set.

m4_define([_LT_UNLESS_OPTIONS],

[m4_foreach([_LT_Option], m4_split(m4_normalize([$1])),

            [m4_ifdef(_LT_MANGLE_OPTION(_LT_Option),

                      [m4_define([$0_found])])])[]dnl

m4_ifdef([$0_found], [m4_undefine([$0_found])], [$2

])[]dnl

])

# _LT_SET_OPTIONS(OPTIONS)

# ------------------------

# OPTIONS is a space-separated list of Libtool options.

# If any OPTION has a handler macro 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([$1])),

    [_LT_SET_OPTION(_LT_Option)])

dnl

dnl Simply set some default values (i.e off) if boolean options were not

dnl specified:

_LT_UNLESS_OPTIONS([dlopen], [enable_dlopen=no

])

_LT_UNLESS_OPTIONS([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([shared disable-shared], [_LT_ENABLE_SHARED])

_LT_UNLESS_OPTIONS([static disable-static], [_LT_ENABLE_STATIC])

_LT_UNLESS_OPTIONS([pic-only no-pic], [_LT_WITH_PIC])

_LT_UNLESS_OPTIONS([fast-install disable-fast-install],

                   [_LT_ENABLE_FAST_INSTALL])

])# _LT_SET_OPTIONS

## --------------------------------- ##

## Macros to handle LT_INIT options. ##

## --------------------------------- ##

m4_define([_LT_MANGLE_DEFUN],

[[_LT_OPTION_DEFUN_]m4_bpatsubst(m4_toupper([$1]), [[^A-Z0-9_]], [_])])

# LT_OPTION_DEFINE(NAME, CODE)

# ----------------------------

m4_define([LT_OPTION_DEFINE],

[m4_define(_LT_MANGLE_DEFUN([$1]), [$2])[]dnl

])# LT_OPTION_DEFINE

# dlopen

# ------

LT_OPTION_DEFINE([dlopen], [enable_dlopen=yes

])

AU_DEFUN([AC_LIBTOOL_DLOPEN],

[_LT_SET_OPTION([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([win32-dll],

[enable_win32_dll=yes

case $host in

*-*-cygwin* | *-*-mingw* | *-*-pw32*)

  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],

[_LT_SET_OPTION([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([shared], [_LT_ENABLE_SHARED([yes])])

LT_OPTION_DEFINE([disable-shared], [_LT_ENABLE_SHARED([no])])

# Old names:

AC_DEFUN([AC_ENABLE_SHARED],

[_LT_SET_OPTION([shared])

])

AC_DEFUN([AC_DISABLE_SHARED],

[_LT_SET_OPTION([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([static], [_LT_ENABLE_STATIC([yes])])

LT_OPTION_DEFINE([disable-static], [_LT_ENABLE_STATIC([no])])

# Old names:

AC_DEFUN([AC_ENABLE_STATIC],

[_LT_SET_OPTION([static])

])

AC_DEFUN([AC_DISABLE_STATIC],

[_LT_SET_OPTION([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([fast-install], [_LT_ENABLE_FAST_INSTALL([yes])])

LT_OPTION_DEFINE([disable-fast-install], [_LT_ENABLE_FAST_INSTALL([no])])

# Old names:

AU_DEFUN([AC_ENABLE_FAST_INSTALL],

[_LT_SET_OPTION([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([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([pic-only], [_LT_WITH_PIC([yes])])

LT_OPTION_DEFINE([no-pic], [_LT_WITH_PIC([no])])

# Old name:

AU_DEFUN([AC_LIBTOOL_PICMODE],

[_LT_SET_OPTION([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], [])