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1# Helper functions for option handling.                    -*- Autoconf -*-
2#
3#   Copyright (C) 2004, 2005, 2007, 2008 Free Software Foundation, Inc.
4#   Written by Gary V. Vaughan, 2004
5#
6# This file is free software; the Free Software Foundation gives
7# unlimited permission to copy and/or distribute it, with or without
8# modifications, as long as this notice is preserved.
9
10# serial 6 ltoptions.m4
11
12# This is to help aclocal find these macros, as it can't see m4_define.
13AC_DEFUN([LTOPTIONS_VERSION], [m4_if([1])])
14
15
16# _LT_MANGLE_OPTION(MACRO-NAME, OPTION-NAME)
17# ------------------------------------------
18m4_define([_LT_MANGLE_OPTION],
19[[_LT_OPTION_]m4_bpatsubst($1__$2, [[^a-zA-Z0-9_]], [_])])
20
21
22# _LT_SET_OPTION(MACRO-NAME, OPTION-NAME)
23# ---------------------------------------
24# Set option OPTION-NAME for macro MACRO-NAME, and if there is a
25# matching handler defined, dispatch to it.  Other OPTION-NAMEs are
26# saved as a flag.
27m4_define([_LT_SET_OPTION],
28[m4_define(_LT_MANGLE_OPTION([$1], [$2]))dnl
29m4_ifdef(_LT_MANGLE_DEFUN([$1], [$2]),
30        _LT_MANGLE_DEFUN([$1], [$2]),
31    [m4_warning([Unknown $1 option `$2'])])[]dnl
32])
33
34
35# _LT_IF_OPTION(MACRO-NAME, OPTION-NAME, IF-SET, [IF-NOT-SET])
36# ------------------------------------------------------------
37# Execute IF-SET if OPTION is set, IF-NOT-SET otherwise.
38m4_define([_LT_IF_OPTION],
39[m4_ifdef(_LT_MANGLE_OPTION([$1], [$2]), [$3], [$4])])
40
41
42# _LT_UNLESS_OPTIONS(MACRO-NAME, OPTION-LIST, IF-NOT-SET)
43# -------------------------------------------------------
44# Execute IF-NOT-SET unless all options in OPTION-LIST for MACRO-NAME
45# are set.
46m4_define([_LT_UNLESS_OPTIONS],
47[m4_foreach([_LT_Option], m4_split(m4_normalize([$2])),
48	    [m4_ifdef(_LT_MANGLE_OPTION([$1], _LT_Option),
49		      [m4_define([$0_found])])])[]dnl
50m4_ifdef([$0_found], [m4_undefine([$0_found])], [$3
51])[]dnl
52])
53
54
55# _LT_SET_OPTIONS(MACRO-NAME, OPTION-LIST)
56# ----------------------------------------
57# OPTION-LIST is a space-separated list of Libtool options associated
58# with MACRO-NAME.  If any OPTION has a matching handler declared with
59# LT_OPTION_DEFINE, dispatch to that macro; otherwise complain about
60# the unknown option and exit.
61m4_defun([_LT_SET_OPTIONS],
62[# Set options
63m4_foreach([_LT_Option], m4_split(m4_normalize([$2])),
64    [_LT_SET_OPTION([$1], _LT_Option)])
65
66m4_if([$1],[LT_INIT],[
67  dnl
68  dnl Simply set some default values (i.e off) if boolean options were not
69  dnl specified:
70  _LT_UNLESS_OPTIONS([LT_INIT], [dlopen], [enable_dlopen=no
71  ])
72  _LT_UNLESS_OPTIONS([LT_INIT], [win32-dll], [enable_win32_dll=no
73  ])
74  dnl
75  dnl If no reference was made to various pairs of opposing options, then
76  dnl we run the default mode handler for the pair.  For example, if neither
77  dnl `shared' nor `disable-shared' was passed, we enable building of shared
78  dnl archives by default:
79  _LT_UNLESS_OPTIONS([LT_INIT], [shared disable-shared], [_LT_ENABLE_SHARED])
80  _LT_UNLESS_OPTIONS([LT_INIT], [static disable-static], [_LT_ENABLE_STATIC])
81  _LT_UNLESS_OPTIONS([LT_INIT], [pic-only no-pic], [_LT_WITH_PIC])
82  _LT_UNLESS_OPTIONS([LT_INIT], [fast-install disable-fast-install],
83  		   [_LT_ENABLE_FAST_INSTALL])
84  ])
85])# _LT_SET_OPTIONS
86
87
88## --------------------------------- ##
89## Macros to handle LT_INIT options. ##
90## --------------------------------- ##
91
92# _LT_MANGLE_DEFUN(MACRO-NAME, OPTION-NAME)
93# -----------------------------------------
94m4_define([_LT_MANGLE_DEFUN],
95[[_LT_OPTION_DEFUN_]m4_bpatsubst(m4_toupper([$1__$2]), [[^A-Z0-9_]], [_])])
96
97
98# LT_OPTION_DEFINE(MACRO-NAME, OPTION-NAME, CODE)
99# -----------------------------------------------
100m4_define([LT_OPTION_DEFINE],
101[m4_define(_LT_MANGLE_DEFUN([$1], [$2]), [$3])[]dnl
102])# LT_OPTION_DEFINE
103
104
105# dlopen
106# ------
107LT_OPTION_DEFINE([LT_INIT], [dlopen], [enable_dlopen=yes
108])
109
110AU_DEFUN([AC_LIBTOOL_DLOPEN],
111[_LT_SET_OPTION([LT_INIT], [dlopen])
112AC_DIAGNOSE([obsolete],
113[$0: Remove this warning and the call to _LT_SET_OPTION when you
114put the `dlopen' option into LT_INIT's first parameter.])
115])
116
117dnl aclocal-1.4 backwards compatibility:
118dnl AC_DEFUN([AC_LIBTOOL_DLOPEN], [])
119
120
121# win32-dll
122# ---------
123# Declare package support for building win32 dll's.
124LT_OPTION_DEFINE([LT_INIT], [win32-dll],
125[enable_win32_dll=yes
126
127case $host in
128*-*-cygwin* | *-*-mingw* | *-*-pw32* | *-cegcc*)
129  AC_CHECK_TOOL(AS, as, false)
130  AC_CHECK_TOOL(DLLTOOL, dlltool, false)
131  AC_CHECK_TOOL(OBJDUMP, objdump, false)
132  ;;
133esac
134
135test -z "$AS" && AS=as
136_LT_DECL([], [AS],      [0], [Assembler program])dnl
137
138test -z "$DLLTOOL" && DLLTOOL=dlltool
139_LT_DECL([], [DLLTOOL], [0], [DLL creation program])dnl
140
141test -z "$OBJDUMP" && OBJDUMP=objdump
142_LT_DECL([], [OBJDUMP], [0], [Object dumper program])dnl
143])# win32-dll
144
145AU_DEFUN([AC_LIBTOOL_WIN32_DLL],
146[AC_REQUIRE([AC_CANONICAL_HOST])dnl
147_LT_SET_OPTION([LT_INIT], [win32-dll])
148AC_DIAGNOSE([obsolete],
149[$0: Remove this warning and the call to _LT_SET_OPTION when you
150put the `win32-dll' option into LT_INIT's first parameter.])
151])
152
153dnl aclocal-1.4 backwards compatibility:
154dnl AC_DEFUN([AC_LIBTOOL_WIN32_DLL], [])
155
156
157# _LT_ENABLE_SHARED([DEFAULT])
158# ----------------------------
159# implement the --enable-shared flag, and supports the `shared' and
160# `disable-shared' LT_INIT options.
161# DEFAULT is either `yes' or `no'.  If omitted, it defaults to `yes'.
162m4_define([_LT_ENABLE_SHARED],
163[m4_define([_LT_ENABLE_SHARED_DEFAULT], [m4_if($1, no, no, yes)])dnl
164AC_ARG_ENABLE([shared],
165    [AS_HELP_STRING([--enable-shared@<:@=PKGS@:>@],
166	[build shared libraries @<:@default=]_LT_ENABLE_SHARED_DEFAULT[@:>@])],
167    [p=${PACKAGE-default}
168    case $enableval in
169    yes) enable_shared=yes ;;
170    no) enable_shared=no ;;
171    *)
172      enable_shared=no
173      # Look at the argument we got.  We use all the common list separators.
174      lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
175      for pkg in $enableval; do
176	IFS="$lt_save_ifs"
177	if test "X$pkg" = "X$p"; then
178	  enable_shared=yes
179	fi
180      done
181      IFS="$lt_save_ifs"
182      ;;
183    esac],
184    [enable_shared=]_LT_ENABLE_SHARED_DEFAULT)
185
186    _LT_DECL([build_libtool_libs], [enable_shared], [0],
187	[Whether or not to build shared libraries])
188])# _LT_ENABLE_SHARED
189
190LT_OPTION_DEFINE([LT_INIT], [shared], [_LT_ENABLE_SHARED([yes])])
191LT_OPTION_DEFINE([LT_INIT], [disable-shared], [_LT_ENABLE_SHARED([no])])
192
193# Old names:
194AC_DEFUN([AC_ENABLE_SHARED],
195[_LT_SET_OPTION([LT_INIT], m4_if([$1], [no], [disable-])[shared])
196])
197
198AC_DEFUN([AC_DISABLE_SHARED],
199[_LT_SET_OPTION([LT_INIT], [disable-shared])
200])
201
202AU_DEFUN([AM_ENABLE_SHARED], [AC_ENABLE_SHARED($@)])
203AU_DEFUN([AM_DISABLE_SHARED], [AC_DISABLE_SHARED($@)])
204
205dnl aclocal-1.4 backwards compatibility:
206dnl AC_DEFUN([AM_ENABLE_SHARED], [])
207dnl AC_DEFUN([AM_DISABLE_SHARED], [])
208
209
210
211# _LT_ENABLE_STATIC([DEFAULT])
212# ----------------------------
213# implement the --enable-static flag, and support the `static' and
214# `disable-static' LT_INIT options.
215# DEFAULT is either `yes' or `no'.  If omitted, it defaults to `yes'.
216m4_define([_LT_ENABLE_STATIC],
217[m4_define([_LT_ENABLE_STATIC_DEFAULT], [m4_if($1, no, no, yes)])dnl
218AC_ARG_ENABLE([static],
219    [AS_HELP_STRING([--enable-static@<:@=PKGS@:>@],
220	[build static libraries @<:@default=]_LT_ENABLE_STATIC_DEFAULT[@:>@])],
221    [p=${PACKAGE-default}
222    case $enableval in
223    yes) enable_static=yes ;;
224    no) enable_static=no ;;
225    *)
226     enable_static=no
227      # Look at the argument we got.  We use all the common list separators.
228      lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
229      for pkg in $enableval; do
230	IFS="$lt_save_ifs"
231	if test "X$pkg" = "X$p"; then
232	  enable_static=yes
233	fi
234      done
235      IFS="$lt_save_ifs"
236      ;;
237    esac],
238    [enable_static=]_LT_ENABLE_STATIC_DEFAULT)
239
240    _LT_DECL([build_old_libs], [enable_static], [0],
241	[Whether or not to build static libraries])
242])# _LT_ENABLE_STATIC
243
244LT_OPTION_DEFINE([LT_INIT], [static], [_LT_ENABLE_STATIC([yes])])
245LT_OPTION_DEFINE([LT_INIT], [disable-static], [_LT_ENABLE_STATIC([no])])
246
247# Old names:
248AC_DEFUN([AC_ENABLE_STATIC],
249[_LT_SET_OPTION([LT_INIT], m4_if([$1], [no], [disable-])[static])
250])
251
252AC_DEFUN([AC_DISABLE_STATIC],
253[_LT_SET_OPTION([LT_INIT], [disable-static])
254])
255
256AU_DEFUN([AM_ENABLE_STATIC], [AC_ENABLE_STATIC($@)])
257AU_DEFUN([AM_DISABLE_STATIC], [AC_DISABLE_STATIC($@)])
258
259dnl aclocal-1.4 backwards compatibility:
260dnl AC_DEFUN([AM_ENABLE_STATIC], [])
261dnl AC_DEFUN([AM_DISABLE_STATIC], [])
262
263
264
265# _LT_ENABLE_FAST_INSTALL([DEFAULT])
266# ----------------------------------
267# implement the --enable-fast-install flag, and support the `fast-install'
268# and `disable-fast-install' LT_INIT options.
269# DEFAULT is either `yes' or `no'.  If omitted, it defaults to `yes'.
270m4_define([_LT_ENABLE_FAST_INSTALL],
271[m4_define([_LT_ENABLE_FAST_INSTALL_DEFAULT], [m4_if($1, no, no, yes)])dnl
272AC_ARG_ENABLE([fast-install],
273    [AS_HELP_STRING([--enable-fast-install@<:@=PKGS@:>@],
274    [optimize for fast installation @<:@default=]_LT_ENABLE_FAST_INSTALL_DEFAULT[@:>@])],
275    [p=${PACKAGE-default}
276    case $enableval in
277    yes) enable_fast_install=yes ;;
278    no) enable_fast_install=no ;;
279    *)
280      enable_fast_install=no
281      # Look at the argument we got.  We use all the common list separators.
282      lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
283      for pkg in $enableval; do
284	IFS="$lt_save_ifs"
285	if test "X$pkg" = "X$p"; then
286	  enable_fast_install=yes
287	fi
288      done
289      IFS="$lt_save_ifs"
290      ;;
291    esac],
292    [enable_fast_install=]_LT_ENABLE_FAST_INSTALL_DEFAULT)
293
294_LT_DECL([fast_install], [enable_fast_install], [0],
295	 [Whether or not to optimize for fast installation])dnl
296])# _LT_ENABLE_FAST_INSTALL
297
298LT_OPTION_DEFINE([LT_INIT], [fast-install], [_LT_ENABLE_FAST_INSTALL([yes])])
299LT_OPTION_DEFINE([LT_INIT], [disable-fast-install], [_LT_ENABLE_FAST_INSTALL([no])])
300
301# Old names:
302AU_DEFUN([AC_ENABLE_FAST_INSTALL],
303[_LT_SET_OPTION([LT_INIT], m4_if([$1], [no], [disable-])[fast-install])
304AC_DIAGNOSE([obsolete],
305[$0: Remove this warning and the call to _LT_SET_OPTION when you put
306the `fast-install' option into LT_INIT's first parameter.])
307])
308
309AU_DEFUN([AC_DISABLE_FAST_INSTALL],
310[_LT_SET_OPTION([LT_INIT], [disable-fast-install])
311AC_DIAGNOSE([obsolete],
312[$0: Remove this warning and the call to _LT_SET_OPTION when you put
313the `disable-fast-install' option into LT_INIT's first parameter.])
314])
315
316dnl aclocal-1.4 backwards compatibility:
317dnl AC_DEFUN([AC_ENABLE_FAST_INSTALL], [])
318dnl AC_DEFUN([AM_DISABLE_FAST_INSTALL], [])
319
320
321# _LT_WITH_PIC([MODE])
322# --------------------
323# implement the --with-pic flag, and support the `pic-only' and `no-pic'
324# LT_INIT options.
325# MODE is either `yes' or `no'.  If omitted, it defaults to `both'.
326m4_define([_LT_WITH_PIC],
327[AC_ARG_WITH([pic],
328    [AS_HELP_STRING([--with-pic],
329	[try to use only PIC/non-PIC objects @<:@default=use both@:>@])],
330    [pic_mode="$withval"],
331    [pic_mode=default])
332
333test -z "$pic_mode" && pic_mode=m4_default([$1], [default])
334
335_LT_DECL([], [pic_mode], [0], [What type of objects to build])dnl
336])# _LT_WITH_PIC
337
338LT_OPTION_DEFINE([LT_INIT], [pic-only], [_LT_WITH_PIC([yes])])
339LT_OPTION_DEFINE([LT_INIT], [no-pic], [_LT_WITH_PIC([no])])
340
341# Old name:
342AU_DEFUN([AC_LIBTOOL_PICMODE],
343[_LT_SET_OPTION([LT_INIT], [pic-only])
344AC_DIAGNOSE([obsolete],
345[$0: Remove this warning and the call to _LT_SET_OPTION when you
346put the `pic-only' option into LT_INIT's first parameter.])
347])
348
349dnl aclocal-1.4 backwards compatibility:
350dnl AC_DEFUN([AC_LIBTOOL_PICMODE], [])
351
352## ----------------- ##
353## LTDL_INIT Options ##
354## ----------------- ##
355
356m4_define([_LTDL_MODE], [])
357LT_OPTION_DEFINE([LTDL_INIT], [nonrecursive],
358		 [m4_define([_LTDL_MODE], [nonrecursive])])
359LT_OPTION_DEFINE([LTDL_INIT], [recursive],
360		 [m4_define([_LTDL_MODE], [recursive])])
361LT_OPTION_DEFINE([LTDL_INIT], [subproject],
362		 [m4_define([_LTDL_MODE], [subproject])])
363
364m4_define([_LTDL_TYPE], [])
365LT_OPTION_DEFINE([LTDL_INIT], [installable],
366		 [m4_define([_LTDL_TYPE], [installable])])
367LT_OPTION_DEFINE([LTDL_INIT], [convenience],
368		 [m4_define([_LTDL_TYPE], [convenience])])
369