/[pcre]/code/trunk/m4/ltoptions.m4
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Contents of /code/trunk/m4/ltoptions.m4

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Revision 1019 - (show annotations)
Mon Aug 27 13:15:02 2012 UTC (6 years, 10 months ago) by ph10
File size: 11950 byte(s)
Daniel Richard G's patch for checking POSIX threads when JIT is configure.
1 # Helper functions for option handling. -*- Autoconf -*-
2 #
3 # Copyright (C) 2004, 2005, 2007, 2008, 2009 Free Software Foundation,
4 # Inc.
5 # Written by Gary V. Vaughan, 2004
6 #
7 # This file is free software; the Free Software Foundation gives
8 # unlimited permission to copy and/or distribute it, with or without
9 # modifications, as long as this notice is preserved.
10
11 # serial 7 ltoptions.m4
12
13 # This is to help aclocal find these macros, as it can't see m4_define.
14 AC_DEFUN([LTOPTIONS_VERSION], [m4_if([1])])
15
16
17 # _LT_MANGLE_OPTION(MACRO-NAME, OPTION-NAME)
18 # ------------------------------------------
19 m4_define([_LT_MANGLE_OPTION],
20 [[_LT_OPTION_]m4_bpatsubst($1__$2, [[^a-zA-Z0-9_]], [_])])
21
22
23 # _LT_SET_OPTION(MACRO-NAME, OPTION-NAME)
24 # ---------------------------------------
25 # Set option OPTION-NAME for macro MACRO-NAME, and if there is a
26 # matching handler defined, dispatch to it. Other OPTION-NAMEs are
27 # saved as a flag.
28 m4_define([_LT_SET_OPTION],
29 [m4_define(_LT_MANGLE_OPTION([$1], [$2]))dnl
30 m4_ifdef(_LT_MANGLE_DEFUN([$1], [$2]),
31 _LT_MANGLE_DEFUN([$1], [$2]),
32 [m4_warning([Unknown $1 option `$2'])])[]dnl
33 ])
34
35
36 # _LT_IF_OPTION(MACRO-NAME, OPTION-NAME, IF-SET, [IF-NOT-SET])
37 # ------------------------------------------------------------
38 # Execute IF-SET if OPTION is set, IF-NOT-SET otherwise.
39 m4_define([_LT_IF_OPTION],
40 [m4_ifdef(_LT_MANGLE_OPTION([$1], [$2]), [$3], [$4])])
41
42
43 # _LT_UNLESS_OPTIONS(MACRO-NAME, OPTION-LIST, IF-NOT-SET)
44 # -------------------------------------------------------
45 # Execute IF-NOT-SET unless all options in OPTION-LIST for MACRO-NAME
46 # are set.
47 m4_define([_LT_UNLESS_OPTIONS],
48 [m4_foreach([_LT_Option], m4_split(m4_normalize([$2])),
49 [m4_ifdef(_LT_MANGLE_OPTION([$1], _LT_Option),
50 [m4_define([$0_found])])])[]dnl
51 m4_ifdef([$0_found], [m4_undefine([$0_found])], [$3
52 ])[]dnl
53 ])
54
55
56 # _LT_SET_OPTIONS(MACRO-NAME, OPTION-LIST)
57 # ----------------------------------------
58 # OPTION-LIST is a space-separated list of Libtool options associated
59 # with MACRO-NAME. If any OPTION has a matching handler declared with
60 # LT_OPTION_DEFINE, dispatch to that macro; otherwise complain about
61 # the unknown option and exit.
62 m4_defun([_LT_SET_OPTIONS],
63 [# Set options
64 m4_foreach([_LT_Option], m4_split(m4_normalize([$2])),
65 [_LT_SET_OPTION([$1], _LT_Option)])
66
67 m4_if([$1],[LT_INIT],[
68 dnl
69 dnl Simply set some default values (i.e off) if boolean options were not
70 dnl specified:
71 _LT_UNLESS_OPTIONS([LT_INIT], [dlopen], [enable_dlopen=no
72 ])
73 _LT_UNLESS_OPTIONS([LT_INIT], [win32-dll], [enable_win32_dll=no
74 ])
75 dnl
76 dnl If no reference was made to various pairs of opposing options, then
77 dnl we run the default mode handler for the pair. For example, if neither
78 dnl `shared' nor `disable-shared' was passed, we enable building of shared
79 dnl archives by default:
80 _LT_UNLESS_OPTIONS([LT_INIT], [shared disable-shared], [_LT_ENABLE_SHARED])
81 _LT_UNLESS_OPTIONS([LT_INIT], [static disable-static], [_LT_ENABLE_STATIC])
82 _LT_UNLESS_OPTIONS([LT_INIT], [pic-only no-pic], [_LT_WITH_PIC])
83 _LT_UNLESS_OPTIONS([LT_INIT], [fast-install disable-fast-install],
84 [_LT_ENABLE_FAST_INSTALL])
85 ])
86 ])# _LT_SET_OPTIONS
87
88
89 ## --------------------------------- ##
90 ## Macros to handle LT_INIT options. ##
91 ## --------------------------------- ##
92
93 # _LT_MANGLE_DEFUN(MACRO-NAME, OPTION-NAME)
94 # -----------------------------------------
95 m4_define([_LT_MANGLE_DEFUN],
96 [[_LT_OPTION_DEFUN_]m4_bpatsubst(m4_toupper([$1__$2]), [[^A-Z0-9_]], [_])])
97
98
99 # LT_OPTION_DEFINE(MACRO-NAME, OPTION-NAME, CODE)
100 # -----------------------------------------------
101 m4_define([LT_OPTION_DEFINE],
102 [m4_define(_LT_MANGLE_DEFUN([$1], [$2]), [$3])[]dnl
103 ])# LT_OPTION_DEFINE
104
105
106 # dlopen
107 # ------
108 LT_OPTION_DEFINE([LT_INIT], [dlopen], [enable_dlopen=yes
109 ])
110
111 AU_DEFUN([AC_LIBTOOL_DLOPEN],
112 [_LT_SET_OPTION([LT_INIT], [dlopen])
113 AC_DIAGNOSE([obsolete],
114 [$0: Remove this warning and the call to _LT_SET_OPTION when you
115 put the `dlopen' option into LT_INIT's first parameter.])
116 ])
117
118 dnl aclocal-1.4 backwards compatibility:
119 dnl AC_DEFUN([AC_LIBTOOL_DLOPEN], [])
120
121
122 # win32-dll
123 # ---------
124 # Declare package support for building win32 dll's.
125 LT_OPTION_DEFINE([LT_INIT], [win32-dll],
126 [enable_win32_dll=yes
127
128 case $host in
129 *-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-cegcc*)
130 AC_CHECK_TOOL(AS, as, false)
131 AC_CHECK_TOOL(DLLTOOL, dlltool, false)
132 AC_CHECK_TOOL(OBJDUMP, objdump, false)
133 ;;
134 esac
135
136 test -z "$AS" && AS=as
137 _LT_DECL([], [AS], [1], [Assembler program])dnl
138
139 test -z "$DLLTOOL" && DLLTOOL=dlltool
140 _LT_DECL([], [DLLTOOL], [1], [DLL creation program])dnl
141
142 test -z "$OBJDUMP" && OBJDUMP=objdump
143 _LT_DECL([], [OBJDUMP], [1], [Object dumper program])dnl
144 ])# win32-dll
145
146 AU_DEFUN([AC_LIBTOOL_WIN32_DLL],
147 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
148 _LT_SET_OPTION([LT_INIT], [win32-dll])
149 AC_DIAGNOSE([obsolete],
150 [$0: Remove this warning and the call to _LT_SET_OPTION when you
151 put the `win32-dll' option into LT_INIT's first parameter.])
152 ])
153
154 dnl aclocal-1.4 backwards compatibility:
155 dnl AC_DEFUN([AC_LIBTOOL_WIN32_DLL], [])
156
157
158 # _LT_ENABLE_SHARED([DEFAULT])
159 # ----------------------------
160 # implement the --enable-shared flag, and supports the `shared' and
161 # `disable-shared' LT_INIT options.
162 # DEFAULT is either `yes' or `no'. If omitted, it defaults to `yes'.
163 m4_define([_LT_ENABLE_SHARED],
164 [m4_define([_LT_ENABLE_SHARED_DEFAULT], [m4_if($1, no, no, yes)])dnl
165 AC_ARG_ENABLE([shared],
166 [AS_HELP_STRING([--enable-shared@<:@=PKGS@:>@],
167 [build shared libraries @<:@default=]_LT_ENABLE_SHARED_DEFAULT[@:>@])],
168 [p=${PACKAGE-default}
169 case $enableval in
170 yes) enable_shared=yes ;;
171 no) enable_shared=no ;;
172 *)
173 enable_shared=no
174 # Look at the argument we got. We use all the common list separators.
175 lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
176 for pkg in $enableval; do
177 IFS="$lt_save_ifs"
178 if test "X$pkg" = "X$p"; then
179 enable_shared=yes
180 fi
181 done
182 IFS="$lt_save_ifs"
183 ;;
184 esac],
185 [enable_shared=]_LT_ENABLE_SHARED_DEFAULT)
186
187 _LT_DECL([build_libtool_libs], [enable_shared], [0],
188 [Whether or not to build shared libraries])
189 ])# _LT_ENABLE_SHARED
190
191 LT_OPTION_DEFINE([LT_INIT], [shared], [_LT_ENABLE_SHARED([yes])])
192 LT_OPTION_DEFINE([LT_INIT], [disable-shared], [_LT_ENABLE_SHARED([no])])
193
194 # Old names:
195 AC_DEFUN([AC_ENABLE_SHARED],
196 [_LT_SET_OPTION([LT_INIT], m4_if([$1], [no], [disable-])[shared])
197 ])
198
199 AC_DEFUN([AC_DISABLE_SHARED],
200 [_LT_SET_OPTION([LT_INIT], [disable-shared])
201 ])
202
203 AU_DEFUN([AM_ENABLE_SHARED], [AC_ENABLE_SHARED($@)])
204 AU_DEFUN([AM_DISABLE_SHARED], [AC_DISABLE_SHARED($@)])
205
206 dnl aclocal-1.4 backwards compatibility:
207 dnl AC_DEFUN([AM_ENABLE_SHARED], [])
208 dnl AC_DEFUN([AM_DISABLE_SHARED], [])
209
210
211
212 # _LT_ENABLE_STATIC([DEFAULT])
213 # ----------------------------
214 # implement the --enable-static flag, and support the `static' and
215 # `disable-static' LT_INIT options.
216 # DEFAULT is either `yes' or `no'. If omitted, it defaults to `yes'.
217 m4_define([_LT_ENABLE_STATIC],
218 [m4_define([_LT_ENABLE_STATIC_DEFAULT], [m4_if($1, no, no, yes)])dnl
219 AC_ARG_ENABLE([static],
220 [AS_HELP_STRING([--enable-static@<:@=PKGS@:>@],
221 [build static libraries @<:@default=]_LT_ENABLE_STATIC_DEFAULT[@:>@])],
222 [p=${PACKAGE-default}
223 case $enableval in
224 yes) enable_static=yes ;;
225 no) enable_static=no ;;
226 *)
227 enable_static=no
228 # Look at the argument we got. We use all the common list separators.
229 lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
230 for pkg in $enableval; do
231 IFS="$lt_save_ifs"
232 if test "X$pkg" = "X$p"; then
233 enable_static=yes
234 fi
235 done
236 IFS="$lt_save_ifs"
237 ;;
238 esac],
239 [enable_static=]_LT_ENABLE_STATIC_DEFAULT)
240
241 _LT_DECL([build_old_libs], [enable_static], [0],
242 [Whether or not to build static libraries])
243 ])# _LT_ENABLE_STATIC
244
245 LT_OPTION_DEFINE([LT_INIT], [static], [_LT_ENABLE_STATIC([yes])])
246 LT_OPTION_DEFINE([LT_INIT], [disable-static], [_LT_ENABLE_STATIC([no])])
247
248 # Old names:
249 AC_DEFUN([AC_ENABLE_STATIC],
250 [_LT_SET_OPTION([LT_INIT], m4_if([$1], [no], [disable-])[static])
251 ])
252
253 AC_DEFUN([AC_DISABLE_STATIC],
254 [_LT_SET_OPTION([LT_INIT], [disable-static])
255 ])
256
257 AU_DEFUN([AM_ENABLE_STATIC], [AC_ENABLE_STATIC($@)])
258 AU_DEFUN([AM_DISABLE_STATIC], [AC_DISABLE_STATIC($@)])
259
260 dnl aclocal-1.4 backwards compatibility:
261 dnl AC_DEFUN([AM_ENABLE_STATIC], [])
262 dnl AC_DEFUN([AM_DISABLE_STATIC], [])
263
264
265
266 # _LT_ENABLE_FAST_INSTALL([DEFAULT])
267 # ----------------------------------
268 # implement the --enable-fast-install flag, and support the `fast-install'
269 # and `disable-fast-install' LT_INIT options.
270 # DEFAULT is either `yes' or `no'. If omitted, it defaults to `yes'.
271 m4_define([_LT_ENABLE_FAST_INSTALL],
272 [m4_define([_LT_ENABLE_FAST_INSTALL_DEFAULT], [m4_if($1, no, no, yes)])dnl
273 AC_ARG_ENABLE([fast-install],
274 [AS_HELP_STRING([--enable-fast-install@<:@=PKGS@:>@],
275 [optimize for fast installation @<:@default=]_LT_ENABLE_FAST_INSTALL_DEFAULT[@:>@])],
276 [p=${PACKAGE-default}
277 case $enableval in
278 yes) enable_fast_install=yes ;;
279 no) enable_fast_install=no ;;
280 *)
281 enable_fast_install=no
282 # Look at the argument we got. We use all the common list separators.
283 lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
284 for pkg in $enableval; do
285 IFS="$lt_save_ifs"
286 if test "X$pkg" = "X$p"; then
287 enable_fast_install=yes
288 fi
289 done
290 IFS="$lt_save_ifs"
291 ;;
292 esac],
293 [enable_fast_install=]_LT_ENABLE_FAST_INSTALL_DEFAULT)
294
295 _LT_DECL([fast_install], [enable_fast_install], [0],
296 [Whether or not to optimize for fast installation])dnl
297 ])# _LT_ENABLE_FAST_INSTALL
298
299 LT_OPTION_DEFINE([LT_INIT], [fast-install], [_LT_ENABLE_FAST_INSTALL([yes])])
300 LT_OPTION_DEFINE([LT_INIT], [disable-fast-install], [_LT_ENABLE_FAST_INSTALL([no])])
301
302 # Old names:
303 AU_DEFUN([AC_ENABLE_FAST_INSTALL],
304 [_LT_SET_OPTION([LT_INIT], m4_if([$1], [no], [disable-])[fast-install])
305 AC_DIAGNOSE([obsolete],
306 [$0: Remove this warning and the call to _LT_SET_OPTION when you put
307 the `fast-install' option into LT_INIT's first parameter.])
308 ])
309
310 AU_DEFUN([AC_DISABLE_FAST_INSTALL],
311 [_LT_SET_OPTION([LT_INIT], [disable-fast-install])
312 AC_DIAGNOSE([obsolete],
313 [$0: Remove this warning and the call to _LT_SET_OPTION when you put
314 the `disable-fast-install' option into LT_INIT's first parameter.])
315 ])
316
317 dnl aclocal-1.4 backwards compatibility:
318 dnl AC_DEFUN([AC_ENABLE_FAST_INSTALL], [])
319 dnl AC_DEFUN([AM_DISABLE_FAST_INSTALL], [])
320
321
322 # _LT_WITH_PIC([MODE])
323 # --------------------
324 # implement the --with-pic flag, and support the `pic-only' and `no-pic'
325 # LT_INIT options.
326 # MODE is either `yes' or `no'. If omitted, it defaults to `both'.
327 m4_define([_LT_WITH_PIC],
328 [AC_ARG_WITH([pic],
329 [AS_HELP_STRING([--with-pic],
330 [try to use only PIC/non-PIC objects @<:@default=use both@:>@])],
331 [pic_mode="$withval"],
332 [pic_mode=default])
333
334 test -z "$pic_mode" && pic_mode=m4_default([$1], [default])
335
336 _LT_DECL([], [pic_mode], [0], [What type of objects to build])dnl
337 ])# _LT_WITH_PIC
338
339 LT_OPTION_DEFINE([LT_INIT], [pic-only], [_LT_WITH_PIC([yes])])
340 LT_OPTION_DEFINE([LT_INIT], [no-pic], [_LT_WITH_PIC([no])])
341
342 # Old name:
343 AU_DEFUN([AC_LIBTOOL_PICMODE],
344 [_LT_SET_OPTION([LT_INIT], [pic-only])
345 AC_DIAGNOSE([obsolete],
346 [$0: Remove this warning and the call to _LT_SET_OPTION when you
347 put the `pic-only' option into LT_INIT's first parameter.])
348 ])
349
350 dnl aclocal-1.4 backwards compatibility:
351 dnl AC_DEFUN([AC_LIBTOOL_PICMODE], [])
352
353 ## ----------------- ##
354 ## LTDL_INIT Options ##
355 ## ----------------- ##
356
357 m4_define([_LTDL_MODE], [])
358 LT_OPTION_DEFINE([LTDL_INIT], [nonrecursive],
359 [m4_define([_LTDL_MODE], [nonrecursive])])
360 LT_OPTION_DEFINE([LTDL_INIT], [recursive],
361 [m4_define([_LTDL_MODE], [recursive])])
362 LT_OPTION_DEFINE([LTDL_INIT], [subproject],
363 [m4_define([_LTDL_MODE], [subproject])])
364
365 m4_define([_LTDL_TYPE], [])
366 LT_OPTION_DEFINE([LTDL_INIT], [installable],
367 [m4_define([_LTDL_TYPE], [installable])])
368 LT_OPTION_DEFINE([LTDL_INIT], [convenience],
369 [m4_define([_LTDL_TYPE], [convenience])])

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