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1 #!/bin/sh
2 #
3 # Name: wx-config{.in,}
4 # Purpose: wx configuration search and query tool {template,}
5 # Author: Ron <ron@debian.org>
6 # Modified by:
7 # Created: 8/9/2004
8 # RCS-ID: $Id$
9 # Copyright: (c) 2004 Ron <ron@debian.org>
10 # Essentially a fresh start this time around, but for maximum
11 # compatibility basic code was taken from, and heavy reference
12 # made to, the previously unattributed wx-config from cvs.
13 # All the usual suspects contributed to the dicussion that led
14 # to this new work and likewise to the ideas and content in the
15 # original (which was probably influenced by gtk), among them:
16 # Robert Roebling, Vadim Zeitlin, Vaclav Slavik, Robin Dunn
17 # Licence: wxWindows licence
18 ############################################################################
19
20 # Extra^2 debug mode, for if things ever get really weird.
21 [ -z "$WXDEBUG_X" ] || set -x
22
23
24 # On with some basic stuff, like the ability to die gracefully,
25 # and to tell people what we are about.
26 # ------------------------------------------------------------------
27
28 # decho _message
29 # Output a message to stderr.
30 decho() { echo "$*" 1>&2; }
31
32 # usage _exitcode
33 # Outputs a usage message to stderr and exits with _exitcode.
34 # Try to keep this to a single page (ie. < 25 lines). We can add
35 # alternate or interactive help targets if people want more detail.
36 #
37 # Exit codes are now subject to a more strict interpretation.
38 # wx-config should return 0 upon successful operation, 1 if the
39 # reqested operation could not be completed successfully, and 2
40 # if the requested operation is not supported by this version of
41 # wx-config.
42 usage()
43 {
44 cat 1>&2 <<EOF
45
46 wx-config [--prefix[=DIR]] [--exec-prefix[=DIR]] [--release] [--version-full]
47 [--list] [--selected-config] [--host=HOST] [--toolkit=TOOLKIT]
48 [--universal[=yes|no]] [--unicode[=yes|no]] [--debug[=yes|no]]
49 [--static[=yes|no]] [--version[=VERSION]] [--basename]
50 [--cc] [--cxx] [--cppflags [base]] [--cxxflags [base]] [--cflags]
51 [--rescomp] [--linkdeps] [--ld] [--utility=UTIL]
52 [--libs [LIBS...]] [--optional-libs [LIBS...]]
53
54 wx-config returns information about the wxWidgets libraries available on
55 your system. It may be used to retrieve the information required to build
56 applications using these libraries using --cppflags, --cxxflags, --cflags,
57 and --libs options.
58
59 If multiple builds of wxWidgets are available, you can use the options
60 --prefix, --host, --toolkit, --unicode, --debug, --static, --universal and
61 --version to select from them. The --selected-config option shows the name
62 of the current configuration and --list shows available alternatives which
63 match specified criteria. The --utility option returns the correct version
64 of UTIL to use with the selected build. The --linkdeps option returns only
65 static libraries for your makefile link rule dependencies.
66
67 The LIBS arguments (comma or space separated) may be used to specify the
68 wxWidgets libraries that you wish to use. The "std" label may be used to
69 import all libraries that would be used by default if none were specified
70 explicitly, e.g. wx-config --libs core,base. The "all" label may be used
71 to import all libraries that have been compiled which are shown in the
72 list below. The --optional-libs parameter should be followed by a list
73 of libs that should be linked to, but only if they are available.
74
75 Available libraries in this build are : @BUILT_WX_LIBS@
76
77 EOF
78
79 exit $1
80 }
81
82 # Unfussy people are the easiest to deal with, get them out of the way now.
83 [ $# -gt 0 ] || usage 1
84
85
86 # Contentious tools determined by configure.
87 EGREP="@EGREP@"
88
89
90 # For the people who know what they want, or think they do:
91 # Divide the valid arguments into functional groups for later examination,
92 # then parse all command line arguments completely, deferring action on
93 # output options until all significant input has been processed and any
94 # decision about delegation has been taken.
95
96 # Note early, that '-' is a complete no-no for use in option names below.
97 # It totally falls apart as soon as it becomes part of a variable name.
98 # Use '_' instead, and by the magic of it all just being bits, you'll
99 # be able to use --my-option or --my_option from the command line at
100 # your discretion. They are synonymous as user input, but _ALWAYS_ use
101 # underscores for compound names in the code here, never a dash.
102
103
104 # The list of all options we recognise. If it is not in here, then
105 # it is not something we want to handle.
106 # ------------------------------------------------------------------
107
108 # Options that specify a distinct library build.
109 #
110 # Note also that order in this list is significant later on, as this sets
111 # the precedence with which we will try to gauge the similarity of other
112 # configs to this one. Options earlier in the list should be more crucial
113 # to match well than those that follow. Options specified by the user will
114 # always take precedence and are not subject to any partial ordering here.
115 wxconfig_schema="host toolkit widgetset chartype debugtype flavour version linkage"
116
117 # Options that are expected to generate some output.
118 wxconfig_output_options="prefix exec_prefix
119 list
120 release version version_full
121 basename
122 cppflags cflags cxxflags
123 rescomp
124 rezflags
125 libs
126 optional_libs
127 linkdeps
128 cc cxx ld
129 gl_libs"
130
131 # Options that permit the user to supply hints that may affect the output.
132 # These options all accept arbitrary values, to interpret as they please.
133 wxconfig_input_options="prefix exec_prefix utility $wxconfig_schema"
134
135 # Input options that accept only a yes or no argument.
136 wxconfig_yesno_options="universal unicode debug static"
137
138 # Boolean options that do something or not.
139 wxconfig_flag_options="$wxconfig_yesno_options selected_config no_rpath inplace"
140
141
142
143 # Some simple sugar coating to keep things more readable below.
144 # --------------------------------------------------------------
145
146 # option_name _string
147 # Returns NAME if _string is of the form: --NAME[=...]
148 option_name()
149 {
150 echo "$1" | sed 's/^--//;s/=.*//' | tr '-' '_'
151 }
152
153 # option_value _string
154 # Returns FOO if _string is of the form: --option=FOO
155 option_value()
156 {
157 echo "$1" | sed 's/^[^=]*=//'
158 }
159
160 # match_field _value _list
161 # Returns true if _value is a field in _list
162 match_field()
163 {
164 _match_field_match="$1"
165 shift
166 for _match_field_i do
167 [ "x$_match_field_i" != "x$_match_field_match" ] || return 0
168 done
169 false
170 }
171
172 # remove_field _value _list
173 # Returns _list minus any field(s) that match _value.
174 remove_field()
175 {
176 _remf_value="$1"
177 _remf_list=''
178 shift
179 if [ -n "$_remf_value" ]; then
180 for _remf_item do
181 [ "x$_remf_item" = "x$_remf_value" ] ||
182 _remf_list="${_remf_list:+$_remf_list }$_remf_item"
183 done
184 echo "$_remf_list"
185 else
186 echo $*
187 fi
188 }
189
190 # validate_arg _domain _set _name _value
191 # Boilerplate to validate an argument and initialise a pseudo-hash.
192 # This one is almost reduction into absurdity, and perhaps makes the
193 # precise action of the argument parser below just a little more
194 # obscure, but oh so neat and compact to use for multiple option
195 # groups. It expands to replace repetitive clauses of the form:
196 #
197 # i="$(option_name $arg)"
198 # if match_field "$i" $wxconfig_input_options; then
199 # input_options="${input_options:+$input_options }$i"
200 # eval "input_option_$i=$(option_value $arg)"
201 # continue
202 # fi
203 #
204 # with the one liners you see on the page below.
205 validate_arg()
206 {
207 if match_field "$3" `eval echo \"\\\$$1_$2_options\"`; then
208 eval "$2_options=\"\${$2_options:+\$$2_options }$3\""
209 eval "$2_option_$3=\"$4\""
210 return
211 fi
212 false
213 }
214
215 # check_yesno_option _ynoption _option _yesval _noval
216 # This one might be made more generic and/or incorporated into
217 # validate_arg above at some later stage, but right now we just
218 # condition any specialist options into a generic one for later
219 # handling. Once they are sanity checked there is no difference
220 # in any case.
221 check_yesno_option()
222 {
223 eval "case \${yesno_option_$1-\${flag_option_$1-unset}} in
224 unset) ;;
225 y*|Y*) input_option_$2=\"$3\" ;;
226 n*|N*) input_option_$2=\"$4\" ;;
227 *)
228 decho
229 decho \" *** Error: Invalid request '--$1=\$yesno_option_$1'\"
230 decho \" Valid arguments for --$1 are: [ yes, no ]\"
231 decho
232 exit 1
233 ;;
234 esac"
235 }
236
237
238
239 # Now we are ready to find out what the user wants from us.
240 # --------------------------------------------------------------
241
242 # With just a little more complexity here we could have shortest
243 # unique string matching for options, but that is probably overkill
244 # today, so lets just get the job done.
245 #
246 # The important thing now then is that we simply read all input from
247 # the user and don't try to act prematurely on partial information.
248 # --help or an illegal argument are the only shortcuts out of here
249 # at this point, otherwise, it's time to just shut up and listen for
250 # a moment.
251
252 for arg do
253 case "$arg" in
254 --help|-h)
255 usage
256 ;;
257
258 --*=*)
259 _name=`option_name $arg`
260 _value=`option_value $arg`
261 if validate_arg wxconfig input "$_name" "$_value" ||
262 validate_arg wxconfig yesno "$_name" "$_value"
263 then
264 continue
265 fi
266 ;;
267
268 --*)
269 _name=`option_name $arg`
270 if validate_arg wxconfig flag "$_name" yes ||
271 validate_arg wxconfig output "$_name" yes
272 then
273 continue
274 fi
275 ;;
276
277 *)
278 # We validate the parameters later ...
279
280 if [ "$_name" = "cxxflags" ] || [ "$_name" = "cppflags" ] || [ "$_name" = "cflags" ]; then
281 cxx_parameters="${cxx_parameters:+$cxx_parameters }$arg"
282 elif [ "$_name" = "libs" ]; then
283 libs_parameters="${libs_parameters:+$libs_parameters }$arg"
284 elif [ "$_name" = "optional_libs" ]; then
285 optional_libs_parameters="${optional_libs_parameters:+$optional_libs_parameters }$arg"
286 else
287 # normally anything here are unattached arguments and signify an
288 # error but for compatibility with the 2.8 wx-config and,
289 # especially, configure scripts generated using 2.8 wxwin.m4 and
290 # hence doing `wx-config --version base,std`, we ignore anything
291 # following this option, just as 2.8 version used to do
292 if [ "$_name" != "version" ]; then
293 input_parameters="${input_parameters:+$input_parameters }$arg"
294 fi
295 fi
296 continue
297 ;;
298 esac
299 decho " *** Error: Unrecognised option: '$arg'"
300 decho "Use wx-config --help for information on command line options."
301 exit 2
302 done
303
304 # validate_arg only checks and decomposes form. Sanity check the yes/no
305 # options now too and push their respective mask values into place.
306
307 check_yesno_option universal widgetset univ
308 check_yesno_option unicode chartype unicode ansi
309 check_yesno_option debug debugtype debug release
310 check_yesno_option static linkage '-static'
311
312 # Display error for unknown input parameters
313 if [ $input_parameters ]; then
314 decho "Extra unknown input parameters : $input_parameters"
315 exit 1
316 fi
317
318 # Dump everything we just read in debug mode.
319 if [ -n "$WXDEBUG" ]; then
320
321 decho
322 decho " input parameters = $input_parameters"
323 decho " libs parameters = $libs_parameters"
324 decho " optional-libs parameters = $optional_libs_parameters"
325 decho " input options = $input_options"
326 for i in $input_options; do
327 decho " $i = `eval echo \"\\\$input_option_$i\"`"
328 done
329 decho " yes/no options = $yesno_options"
330 for y in $yesno_options; do
331 decho " $y = `eval echo \"\\\$yesno_option_$y\"`"
332 done
333 decho " flag options = $flag_options"
334 for f in $flag_options; do
335 decho " $f = `eval echo \"\\\$flag_option_$f\"`"
336 done
337 decho " output options = $output_options"
338 for o in $output_options; do
339 decho " $o = `eval echo \"\\\$output_option_$o\"`"
340 done
341
342 fi
343
344
345
346 # Everything came in as a legal argument then, lets put some of
347 # the pieces together with a little self knowledge to see what
348 # we should do next.
349 # --------------------------------------------------------------
350
351 # get_mask [ _hash ]
352 # Construct a config filename mask from a psuedo-hash of component variables.
353 # The optional argument is the prefix of the hash to use. If not specified
354 # this will return a mask derived from the command line options that were used.
355 get_mask()
356 {
357 [ $# -gt 0 ] || set m
358 eval echo "\${$1_host}\${$1_toolkit}\${$1_widgetset}-\${$1_chartype}-\${$1_debugtype}\${$1_linkage}-\${$1_version}\${$1_flavour}"
359 }
360
361 # Returns true if this script is for a cross compiled config.
362 is_cross() { [ "x@cross_compiling@" = "xyes" ]; }
363
364
365 # Determine the base directories we require.
366 prefix=${input_option_prefix-${this_prefix:-@prefix@}}
367 exec_prefix=${input_option_exec_prefix-${input_option_prefix-${this_exec_prefix:-@exec_prefix@}}}
368 wxconfdir="@libdir@/wx/config"
369
370 installed_configs=`cd "$wxconfdir" 2> /dev/null && ls | grep -v "^inplace-"`
371
372 is_cross && target="@host_alias@"
373
374 # Define a pseudo-hash to contain the specification of this wx-config
375 # instance and its associated library.
376 this_host="${target:+${target}-}"
377 this_toolkit="@TOOLKIT_DIR@@TOOLKIT_VERSION@"
378 this_widgetset="@WIDGET_SET@"
379 this_chartype="@WX_CHARTYPE@"
380 this_debugtype="@WX_DEBUGTYPE@"
381 this_flavour="@WX_FLAVOUR@"
382 this_version="@WX_RELEASE@"
383 this_linkage=`[ "x@SHARED@" = "x1" ] || echo '-static'`
384
385 this_config=`get_mask this`
386
387 # Extract the user specification from the options parsed.
388 m_host=${input_option_host:+"${input_option_host}-?"}
389 m_host=${m_host:-${input_option_host-$this_host}}
390 m_toolkit=${input_option_toolkit:-'[^-]+'}
391 m_widgetset=${input_option_widgetset-'(univ)?'}
392 m_chartype=${input_option_chartype:-'(unicode|ansi)'}
393 m_debugtype=${input_option_debugtype:-'(debug|release)'}
394 m_flavour=${input_option_flavour:+-$input_option_flavour}
395 m_flavour=${m_flavour:-${input_option_flavour-'(-[^-]+)?'}}
396 m_version=${input_option_version:-'[0-9]+\.[0-9]+'}
397 m_linkage=${input_option_linkage-'(-static)?'}
398
399 configmask="^`get_mask`$"
400
401
402 # Dump the user specification in debug mode.
403 if [ -n "$WXDEBUG" ]; then
404
405 decho
406 decho " prefix = '$prefix'"
407 decho " exec_prefix = '$exec_prefix'"
408 decho " wxconfdir = '$wxconfdir'"
409
410 decho " m_host = '$m_host'"
411 decho " m_toolkit = '$m_toolkit'"
412 decho " m_widgetset = '$m_widgetset'"
413 decho " m_chartype = '$m_chartype'"
414 decho " m_debugtype = '$m_debugtype'"
415 decho " m_flavour = '$m_flavour'"
416 decho " m_version = '$m_version'"
417 decho " m_linkage = '$m_linkage'"
418
419 decho " configmask = '$configmask'"
420 decho " this config = '$this_config'"
421 decho
422
423 fi
424
425
426
427 # From here on, we'll need to be able to figure out a delegation target.
428 # -----------------------------------------------------------------------
429
430 # The rules for delegation are:
431 #
432 # 1. If the specification is so general that it matches the default config
433 # (ie. this one on a first pass), then the default config will be used
434 # even if other installed libs would also match the spec.
435 #
436 # 2. If the default config does not match, find a list of all installed
437 # libraries that do match.
438 # a. If that list is empty, the specification is incompatible
439 # with any installed lib. Warn and abort.
440 # b. If that list contains exactly one candidate. Delegate to
441 # that candidate.
442 # c. If the list contains multiple candidates, pass on to step 3.
443 #
444 # 3. Attempt to discriminate among rival candidates by their similarity
445 # to the default configuration (ie. this one). If we can find a unique
446 # candidate in this way, delegate to it. If not, present a list of
447 # options to the user and request that they disambiguate it with one or
448 # more additional fields.
449 #
450 # To refine the specified pattern, we specialise each unbound field
451 # using the default value from this config file. If that results in
452 # no matches, we unbind it again and try the next field. If it still
453 # results in multiple matches we try binding the next field as well
454 # until a unique or null result again occurs.
455 #
456 # A more general way to look at this, is the feature specifiers are all
457 # modifiers of the wx-config you are calling. If you supply none, the
458 # default for that build configuration will be used. If you supply one
459 # or more that the default build cannot satisfy, it will try to find the
460 # config most like itself with the desired feature(s) enabled.
461 # The features configured into the first wx-config called will be taken
462 # as implicitly specified if it is necessary to disambiguate likely
463 # candidates from the information that was explicitly provided.
464
465
466 # But first, more sugar to keep what follows clear and legible.
467 # --------------------------------------------------------------
468
469 # find_eligible_delegates _mask
470 # Outputs all the config files installed which match the
471 # (extended regex) _mask passed as an argument.
472 find_eligible_delegates() { echo "$installed_configs" | $EGREP "$1" 2> /dev/null; }
473
474 # user_mask_fits _config
475 # Returns true if the string _config satisfies the user specified mask.
476 user_mask_fits() { echo "$1" | $EGREP "$configmask" > /dev/null 2>&1; }
477
478 # count_fields _word
479 # Returns the number of IFS split fields in _word
480 count_fields() { return $#; }
481
482 # count_delegates _mask
483 # Return the number of eligible config files that match _mask
484 count_delegates() { count_fields `find_eligible_delegates $1`; }
485
486 # is_set _variablename
487 # Returns true if $_variablename is initialised.
488 is_set() { [ "x`eval echo \"\\\${$1-unset}\"`" != "xunset" ]; }
489
490 # not _cmd _args...
491 # true iff _cmd is false
492 not() { if "$@"; then false; else true; fi; }
493
494 # do_find_best_delegate _unbound-options
495 # The real worker part of find_best_delegate below. Recurses though all
496 # unbound options binding them one at a time to the default derived from
497 # this file until a unique match is made or no alternatives remain that
498 # may be sensibly guessed at. It will preferentially bind the unspecified
499 # options in the order they are listed in wxconfig_schema. Using this
500 # partial ordering it should find the first match with the most significant
501 # similarity to this file that unambiguously meets the user specification.
502 # If such a match exists it will be output to stdout.
503 #
504 # Be careful if you modify this function. If the pruning logic is rendered
505 # inoperative it will simply recurse over every permutation in the search
506 # space, which may still appear to work, but add a couple more options (or
507 # explicitly specify a few less) and you may not live long enough to learn
508 # the result. WXDEBUG=findprogress is your friend here, it will show you
509 # how many nodes get searched before a result. If you start seeing
510 # increases in that number for the same input, check your work.
511 # Raising the number of discriminating options from 6 to 8 raised the worst
512 # case time for this to run (without pruning) from 3 to nearly 15 seconds
513 # and its downhill fast from here if we have to ride that boat.
514 # Early pruning still gets that down to under half a second (up from about
515 # .25), so we have some breathing space yet before a different search method
516 # will be called for, but lets not squander it.
517 do_find_best_delegate()
518 {
519 (
520 if [ "x$WXDEBUG" = "xverbose" ]; then
521 _fbd_indent="${_fbd_indent}. "
522 decho " $_fbd_indent---> unbound options: $*"
523 fi
524
525 for i do
526
527 if [ "x$WXDEBUG" = "xverbose" ]; then
528 decho " ${_fbd_indent}binding '$i' with '`remove_field $i $*`' still free"
529 [ -z "$_pruned" ] || decho " ${_fbd_indent} --- pruned: $_pruned ---"
530 fi
531
532 if (
533 eval m_$i=\$this_$i
534 _mask="^`get_mask`$"
535
536 if [ "x$WXDEBUG" = "xverbose" ]; then
537 decho " ${_fbd_indent} checking: $_mask"
538 count_delegates "$_mask"
539 decho " $_fbd_indent $? eligible delegates"
540 for d in `find_eligible_delegates "$_mask"`; do
541 decho " ${_fbd_indent} $d"
542 done
543 fi
544
545 count_delegates "$_mask"
546 _still_eligible=$?
547
548 if [ $_still_eligible -eq 1 ]; then
549 echo `find_eligible_delegates "$_mask"`
550 return
551 fi
552
553 [ "x$WXDEBUG" != "xfindprogress" ] || printf "." 1>&2
554
555 [ $_still_eligible -gt 1 ] && [ $# -gt 1 ] &&
556 do_find_best_delegate `remove_field $i $*`
557 )
558 then
559
560 return
561
562 elif [ $# -gt 1 ]; then
563
564 if [ "x$WXDEBUG" = "xverbose" ]; then
565 decho " ${_fbd_indent}pruning: $i"
566 _pruned="${_pruned:+$_pruned }$i"
567 fi
568 set `remove_field $i $*`
569
570 fi
571
572 done
573 false
574 )
575 }
576
577 # find_best_delegate
578 # A simple wrapper around do_find_best_delegate that first determines
579 # the unbound options (ie. the ones that the user did not explicitly
580 # declare a preference for on the command line)
581 find_best_delegate()
582 {
583 for _fbdi in $wxconfig_schema; do
584 is_set input_option_$_fbdi ||
585 _unbound_options="${_unbound_options:+$_unbound_options }$_fbdi"
586 done
587 do_find_best_delegate $_unbound_options
588 }
589
590
591 # Legacy wx-config helpers.
592 # -------------------------
593
594 # get_legacy_mask
595 # Returns a mask in the format used by wx2.4.
596 get_legacy_mask()
597 {
598 [ $# -gt 0 ] || set m
599 eval [ "x\${$1_chartype}" != "xunicode" ] || _unicode_flag=u
600 eval [ "x\${$1_debugtype}" != "xdebug" ] || _debug_flag=d
601 eval echo "wx\${$1_toolkit}${_unicode_flag}${_debug_flag}-\${$1_version}\${$1_host}-config"
602 }
603
604 # find_legacy_configs
605 # Returns a list of configs installed by wx2.4 releases.
606 find_legacy_configs()
607 {
608 (
609 cd "$prefix/bin" &&
610 {
611 ls wx*-2.4-config | grep -v ^wxbase
612 ls wx*-2.4-config | grep ^wxbase
613 }
614 ) 2> /dev/null
615 }
616
617 # find_best_legacy_config
618 # Returns the best legacy config for a given specification.
619 # This assumes no matching new style config has been found.
620 find_best_legacy_config()
621 {
622 _legacy_configs=`find_legacy_configs`
623 if [ -n "$_legacy_configs" ]; then
624 _legacy_mask=`get_legacy_mask`
625 for d in $_legacy_configs; do
626 if echo $d | $EGREP $_legacy_mask > /dev/null 2>&1 ; then
627 echo "$d"
628 return
629 fi
630 done
631 fi
632 false
633 }
634
635
636
637 # The only action we can perform authoritatively prior to delegation
638 # is to list all the possible delegates.
639 # --------------------------------------------------------------
640
641 config_spec="$0 $*"
642 [ -z "$WXDEBUG" ] || config_spec=$configmask
643
644 # Next chance for another satisfied customer then
645 #
646 # If we want to get really polished here we can do plural checking,
647 # but we should probably leave that until the day we gettextise it.
648 if [ -n "$output_option_list" ]; then
649
650 _remains_in_prefix=$installed_configs
651 _delegates=`find_eligible_delegates $configmask`
652 _best_delegate=`find_best_delegate`
653
654 if [ "x$WXDEBUG" = "xverbose" ]; then
655 decho
656 decho " all = $_remains_in_prefix"
657 decho " matching = $_delegates"
658 decho " best = $_best_delegate"
659 decho " this = $this_config"
660 fi
661
662 for d in $_delegates; do
663 _remains_in_prefix=`remove_field $d $_remains_in_prefix`
664 done
665
666 echo
667 echo " Default config is $this_config"
668 echo
669
670 if user_mask_fits "$this_config" ; then
671
672 echo " Default config ${this_exec_prefix+in $this_exec_prefix }will be used for output"
673
674 if match_field "$this_config" $_delegates ; then
675 _delegates=`remove_field $this_config $_delegates`
676 else
677 echo " though it is not installed in: $prefix"
678 if [ -n "$_best_delegate" ] && [ "x$_best_delegate" != "x$this_config" ]; then
679 echo
680 echo " Best alternate in $prefix:"
681 echo " $_best_delegate"
682 fi
683 fi
684
685 elif [ -n "$_best_delegate" ]; then
686
687 echo " Specification best match: $_best_delegate"
688
689 elif [ -z "$_delegates" ]; then
690
691 _last_chance=`find_best_legacy_config`
692 if [ -n "$_last_chance" ]; then
693
694 echo " Specification matches legacy config: $_last_chance"
695
696 else
697
698 cat <<-EOF
699 No config found to match: $config_spec
700 in $wxconfdir
701
702 Please install the desired library build, or specify a different
703 prefix where it may be found. If the library is not installed
704 you may call its wx-config directly by specifying its full path.
705
706 EOF
707
708 fi
709
710 else
711 echo " Specification was ambiguous. Use additional feature options"
712 echo " to choose between alternate matches."
713 fi
714
715 _delegates=`remove_field "$_best_delegate" $_delegates`
716
717 if [ -n "$_delegates" ]; then
718 echo
719 echo " Alternate matches:"
720 for d in $_delegates; do
721 echo " $d"
722 done
723 fi
724 if [ -n "$_remains_in_prefix" ]; then
725 echo
726 echo " Also available in $prefix:"
727 for d in $_remains_in_prefix; do
728 echo " $d"
729 done
730 fi
731
732 _legacy_configs=`find_legacy_configs`
733 if [ -n "$_legacy_configs" ]; then
734 echo
735 echo " Legacy configs available in $prefix:"
736 for d in $_legacy_configs; do
737 echo " $d" | sed 's/-config$//'
738 done
739 fi
740
741 echo
742 exit
743 fi
744
745
746
747 # ... so if that wasn't what they wanted, then we need to know for
748 # certain, can this config satisfy the user specification?
749 # --------------------------------------------------------------
750
751 if not user_mask_fits "$this_config" ; then
752
753 # No? Then lets see if it knows anybody who can.
754 # But first, just be sure someone hasn't typo'd us into a loop.
755 # In present day wx, correct delegation should never need more
756 # than one hop so this is trivial to detect.
757
758 if [ -n "$WXCONFIG_DELEGATED" ]; then
759 decho
760 decho " *** Error: Bad config delegation"
761 decho
762 decho " to: $0"
763 decho " ($this_config) cannot satisfy:"
764 decho " $config_spec"
765 decho " Someone has been terribly careless."
766 decho
767 exit 1
768 fi
769
770 count_delegates "$configmask"
771 _numdelegates=$?
772
773 if [ -n "$WXDEBUG" ]; then
774 decho " must delegate to an alternate config"
775 decho " potential delegates ($_numdelegates):"
776 for i in `find_eligible_delegates "$configmask"`; do
777 decho " $i"
778 done
779 fi
780
781 if [ $_numdelegates -eq 0 ]; then
782
783 _last_chance=`find_best_legacy_config`
784 if [ -n "$_last_chance" ]; then
785
786 for arg do
787 case "$arg" in
788 --prefix*|--exec-prefix*| \
789 --version|--release|--basename| \
790 --static|--libs|--gl_libs| \
791 --cppflags|--cflags|--cxxflags| \
792 --cc|--cxx|--ld| \
793 --rezflags|--inplace)
794 _legacy_args="$_legacy_args $arg"
795 ;;
796
797 --static|--static=y*|--static=Y*)
798 _legacy_args="$_legacy_args --static"
799 ;;
800 esac
801 done
802
803 if [ -n "$WXDEBUG" ]; then
804 decho " found a suitable legacy delegate: $_last_chance"
805 decho "--> $prefix/bin/$_last_chance $_legacy_args"
806 fi
807
808 export WXCONFIG_DELEGATED=yes
809 $prefix/bin/$_last_chance $_legacy_args
810 exit
811
812 else
813
814 cat 1>&2 <<-EOF
815
816 Warning: No config found to match: $config_spec
817 in $wxconfdir
818 If you require this configuration, please install the desired
819 library build. If this is part of an automated configuration
820 test and no other errors occur, you may safely ignore it.
821 You may use wx-config --list to see all configs available in
822 the default prefix.
823
824 EOF
825
826 # PIPEDREAM: from here we are actually just a teensy step
827 # from simply building the missing config for the user
828 # on the fly if this is an in tree wx-config.
829
830 exit 1
831 fi
832 fi
833
834 if [ $_numdelegates -gt 1 ]; then
835
836 [ -z "$WXDEBUG" ] || decho " must prune the list of eligible delegates"
837
838 best_delegate=`find_best_delegate`
839
840 if [ -n "$best_delegate" ]; then
841
842 if [ -n "$WXDEBUG" ]; then
843 decho " found a suitable delegate: $best_delegate"
844 decho "--> $wxconfdir/$best_delegate $*"
845 fi
846
847 export WXCONFIG_DELEGATED=yes
848 $wxconfdir/$best_delegate $*
849 exit
850 fi
851
852 decho
853 decho " *** Error: Specification is ambiguous"
854 decho " as $config_spec"
855 decho " Use additional feature options to choose between:"
856 for i in `find_eligible_delegates "$configmask"`; do
857 decho " $i"
858 done
859 decho
860
861 exit 1
862 fi
863
864 if [ -n "$WXDEBUG" ]; then
865 decho " using the only suitable delegate"
866 decho "--> $wxconfdir/`find_eligible_delegates $configmask` $*"
867 fi
868
869 export WXCONFIG_DELEGATED=yes
870 $wxconfdir/`find_eligible_delegates $configmask` $*
871 exit
872 fi
873
874
875
876 # If we are still here, then from now on we are responsible for
877 # all the user's needs. Time to rustle up some output for them.
878 # --------------------------------------------------------------
879
880 [ -z "$WXDEBUG" ] || decho " using this config"
881
882 # If the user supplied a prefix, and the in tree config did not
883 # delegate out to anything in that prefix, then reset the build
884 # tree prefix to provide the correct output for using this
885 # uninstalled wx build. Or put more simply:
886 prefix=${this_prefix-$prefix}
887 exec_prefix=${this_exec_prefix-$exec_prefix}
888
889 includedir="@includedir@"
890 libdir="@libdir@"
891 bindir="@bindir@"
892
893 # Trivial queries we can answer now.
894 [ -z "$output_option_prefix" ] || echo $prefix
895 [ -z "$output_option_exec_prefix" ] || echo $exec_prefix
896 [ -z "$output_option_release" ] || echo "@WX_RELEASE@"
897 [ -z "$output_option_version" ] || echo "@WX_VERSION@"
898 [ -z "$output_option_version_full" ] || echo "@WX_SUBVERSION@"
899 [ -z "$output_option_basename" ] || echo "@WX_LIBRARY_BASENAME_GUI@"
900 [ -z "$output_option_cc" ] || echo "@CC@"
901 [ -z "$output_option_cxx" ] || echo "@CXX@"
902 [ -z "$output_option_ld" ] || echo "@CXX@ -o"
903 [ -z "$flag_option_selected_config" ] || echo "$this_config"
904
905
906 # --rezflags is deprecated and disabled (2005/11/29)
907 if [ -n "$output_option_rezflags" ]; then
908 echo "@true"
909 decho "Warning: --rezflags, along with Mac OS classic resource building" \
910 "is deprecated. You should remove this from your Makefile and" \
911 "build .app bundles instead."
912 fi
913
914
915 # The rest are going to need a little more work.
916 # --------------------------------------------------------------
917
918 is_monolithic() { [ "x@MONOLITHIC@" = "x1" ]; }
919 is_static() { [ -n "$this_linkage" ]; }
920 is_installed() { [ -z "$this_prefix" ]; }
921
922
923 # Is the user after a support utility?
924 # If this is a cross build, we need to find and return a suitable
925 # native utility for the job, so we search:
926 #
927 # 1. local build dir (for native uninstalled builds only).
928 # 2. (optional) user supplied prefix.
929 # 3. configured install prefix.
930 # 4. environment $PATH.
931 #
932 # and if such a thing still cannot be found, exit signalling an error.
933 if [ -n "$input_option_utility" ]; then
934
935 # This is dumb, in tree binaries should be in a standard location
936 # like the libs, but work with what we've got for now.
937 is_cross || _util="$exec_prefix/utils/$input_option_utility/$input_option_utility"
938
939 if not is_installed && [ -x "$_util" ]; then
940 is_static || _preload="eval LD_LIBRARY_PATH=$exec_prefix/lib"
941 echo $_preload $_util
942 exit
943 fi
944
945 IFS=':'
946 _user_prefix=${input_option_exec_prefix:-$input_option_prefix}
947
948 for _util in "${input_option_utility}-@WX_RELEASE@@WX_FLAVOUR@" \
949 "${input_option_utility}-@WX_RELEASE@" \
950 "${input_option_utility}"
951 do
952 for p in ${_user_prefix:+$_user_prefix/bin} $bindir $PATH; do
953
954 [ -z "$WXDEBUG" ] || decho " checking for: '$p/$_util'"
955
956 if [ -x "$p/$_util" ]; then
957 echo "$p/$_util"
958 exit
959 fi
960
961 done
962 done
963 exit 1
964
965 fi
966
967
968 # Still here? Then get the options together for building an app.
969 # ----------------------------------------------------------------
970
971 # Additional configuration for individual library components.
972 ldflags_gl="@LDFLAGS_GL@"
973
974 ldlibs_base="@WXCONFIG_LIBS@"
975 ldlibs_core="@EXTRALIBS_GUI@"
976 ldlibs_gl="@OPENGL_LIBS@"
977 ldlibs_html="@EXTRALIBS_HTML@"
978 ldlibs_xml="@EXTRALIBS_XML@"
979 ldlibs_adv="@EXTRALIBS_SDL@"
980 ldlibs_stc="@EXTRALIBS_STC@"
981
982
983 # lib_flags_for _liblist
984 # This function returns a list of flags suitable to return with the
985 # output of --libs for all of the libraries in _liblist. You can
986 # add support for a new library by adding an entry for it in the
987 # psuedo-hashes above if it requires additional linker options.
988 lib_flags_for()
989 {
990 [ -z "$WXDEBUG" ] || decho " fetching lib flags for: '$*'"
991
992 _all_ldflags=''
993 _all_libs=''
994 _wxlibs=''
995
996 is_cross && _target="-${target}"
997
998 for lib do
999
1000 # We evidently can't trust people not to duplicate things in
1001 # configure, or to keep them in any sort of sane order overall,
1002 # so only add unique new fields here even if it takes us a while.
1003 # In the case of libs, we bubble any duplicates to the end,
1004 # because if multiple libs require it, static linking at least
1005 # will require it to come after all of them. So long as local
1006 # order is ok in configure then we should always be able to
1007 # massage a correct result here like this.
1008 #
1009 # FIXME: ldlibs_core is totally bogus. Fix the duplication
1010 # there independently of this. This covers for it, but we
1011 # want to do this anyway because some libs may share common
1012 # deps without a common ancestor in wx. This is not a licence
1013 # for sloppy work elsewhere though and @GUI_TK_LIBRARY should
1014 # be fixed.
1015
1016 for f in `eval echo \"\\\$ldflags_$lib\"`; do
1017 match_field "$f" $_all_ldflags || _all_ldflags="$_all_ldflags $f"
1018 done
1019
1020 if match_field "$lib" @STD_BASE_LIBS@ ; then
1021 _libname="@WX_LIBRARY_BASENAME_NOGUI@"
1022 else
1023 _libname="@WX_LIBRARY_BASENAME_GUI@"
1024 fi
1025 [ $lib = base ] || _libname="${_libname}_$lib"
1026 _libname="${_libname}-@WX_RELEASE@$_target"
1027
1028 if is_static; then
1029 _wxlibs="$_wxlibs ${libdir}/lib${_libname}.a"
1030 for f in `eval echo \"\\\$ldlibs_$lib\"`; do
1031
1032 # Only propagate duplicate -libraries to their latest
1033 # possible position. Do not eliminate any other
1034 # duplicates that might occur. They should be fixed
1035 # in configure long before they get here.
1036 # This started as a workaround for Mac -framework,
1037 # but it seems like a better policy in general, which
1038 # will let the more heinous bugs in configure shake out.
1039 # We should maybe filter *.a here too, but not unless
1040 # we have to.
1041 case "$f" in
1042 -l*) _all_libs="`remove_field $f $_all_libs` $f" ;;
1043 *) _all_libs="$_all_libs $f" ;;
1044 esac
1045
1046 done
1047 else
1048 _wxlibs="$_wxlibs -l${_libname}"
1049 fi
1050
1051 done
1052
1053 if [ -n "$WXDEBUG" ]; then
1054 decho " retrieved: ldflags = $_all_ldflags"
1055 decho " wxlibs = $_wxlibs"
1056 decho " alllibs = $_all_libs"
1057 fi
1058
1059 echo $_all_ldflags $_wxlibs $_all_libs
1060 }
1061
1062 # this is the strict subset of the above function which returns only the
1063 # (static) libraries themselves: this is used for linkdeps output which should
1064 # output the list of libraries the main program should depend on
1065 #
1066 # of course, this duplication is bad but I'll leave to somebody else the care
1067 # of refactoring this as I don't see any way to do it - VZ.
1068
1069 # This (and the other cruft to support it) should be removed with
1070 # reference to the FIXME above when configure stops piping us a slurry
1071 # of options that need to be decomposed again for most practical uses - RL.
1072 link_deps_for()
1073 {
1074 _wxlibs=''
1075
1076 is_cross && _target="-${target}"
1077
1078 for lib do
1079 if match_field "$lib" @STD_BASE_LIBS@ ; then
1080 _libname="@WX_LIBRARY_BASENAME_NOGUI@"
1081 else
1082 _libname="@WX_LIBRARY_BASENAME_GUI@"
1083 fi
1084 [ $lib = base ] || _libname="${_libname}_$lib"
1085 _libname="${_libname}-@WX_RELEASE@$_target"
1086
1087 _wxlibs="$_wxlibs ${libdir}/lib${_libname}.a"
1088 done
1089
1090 echo $_wxlibs
1091 }
1092
1093 # Sanity check the list of libs the user provided us, if any.
1094 # --------------------------------------------------------------
1095
1096 wx_libs=`echo "$libs_parameters" | tr ',' ' '`
1097 wx_optional_libs=`echo "$optional_libs_parameters" | tr ',' ' '`
1098
1099 # Add the --optional-libs, if they've been compiled and aren't already added
1100 for i in $wx_optional_libs; do
1101 if match_field $i @BUILT_WX_LIBS@; then
1102 if not match_field $i $wx_libs; then
1103 wx_libs="${wx_libs:+$wx_libs }$i"
1104 fi
1105 fi
1106 done
1107
1108 [ -z "$WXDEBUG" ] || decho " user supplied libs: '$wx_libs'"
1109
1110 # Assume we are using the GUI, unless --libs was specified with no GUI libs
1111 using_gui=yes
1112
1113 if is_monolithic; then
1114
1115 # Only add additional info if --libs was specified and not just --optional-libs
1116 if [ -n "$output_option_libs" ]; then
1117 # Core libs are already built into the blob.
1118 for i in std @STD_GUI_LIBS@ @STD_BASE_LIBS@; do
1119 wx_libs=`remove_field $i $wx_libs`
1120 done
1121
1122 wx_libs="@WXCONFIG_LDFLAGS_GUI@ `lib_flags_for $wx_libs`"
1123
1124 # We still need the core lib deps for a static build though
1125 if is_static; then
1126 link_deps="${libdir}/libwx_@TOOLCHAIN_NAME@.a"
1127 wx_libs="$wx_libs $link_deps $ldlibs_core $ldlibs_base"
1128 else
1129 wx_libs="$wx_libs -lwx_@TOOLCHAIN_NAME@"
1130 fi
1131 fi
1132 else # MONOLITHIC = 0
1133
1134 # Import core libs by default, expand std if specified, or add base if omitted.
1135 if [ -n "$output_option_libs" ] && [ -z "$libs_parameters" ]; then
1136 wx_libs="@STD_GUI_LIBS@ @STD_BASE_LIBS@"
1137 elif match_field all $wx_libs; then
1138 wx_libs="@BUILT_WX_LIBS@"
1139 elif match_field std $wx_libs; then
1140 # Bubble any libs that were already specified to the end
1141 # of the list and ensure static linking order is retained.
1142 wx_libs=`remove_field std $wx_libs`
1143 for i in @STD_GUI_LIBS@ @STD_BASE_LIBS@; do
1144 wx_libs="`remove_field $i $wx_libs` $i"
1145 done
1146 elif not match_field base $wx_libs ; then
1147 # Only add base if --libs was specified and not just --optional-libs
1148 if [ -n "$output_option_libs" ]; then
1149 wx_libs="$wx_libs base"
1150 fi
1151 fi
1152
1153 if [ -n "$output_option_libs" ]; then
1154 using_gui=no
1155 for i in $wx_libs ; do
1156 if match_field "$i" @STD_GUI_LIBS@; then
1157 _guildflags="@WXCONFIG_LDFLAGS_GUI@"
1158 using_gui=yes
1159 break
1160 fi
1161 match_field "$i" @STD_BASE_LIBS@ || using_gui=yes
1162 done
1163 fi
1164
1165 if is_static; then
1166 link_deps=`link_deps_for $wx_libs`
1167 fi
1168 wx_libs="$_guildflags `lib_flags_for $wx_libs`"
1169 fi
1170
1171
1172 # If they explicitly set "--cxx(pp)flags base" then they don't want the GUI
1173 if [ "$cxx_parameters" = "base" ]; then
1174 using_gui=no
1175 fi
1176
1177
1178 if [ -n "$WXDEBUG" ]; then
1179 decho
1180 decho " using libs: '$wx_libs'"
1181 decho " using_gui = $using_gui"
1182 decho
1183 fi
1184
1185
1186 # Endgame. Nothing left to discover now.
1187 # --------------------------------------------------------------
1188
1189 [ "$using_gui" = "yes" ] || _gui_cppflags="-DwxUSE_GUI=0"
1190
1191 if is_installed; then
1192 _include_cppflags="-I${includedir}/wx-@WX_RELEASE@@WX_FLAVOUR@"
1193 else
1194 _include_cppflags="-I${includedir} -I${prefix}/contrib/include"
1195 fi
1196
1197 _cppflags=`echo "-I${libdir}/wx/include/@TOOLCHAIN_FULLNAME@" $_include_cppflags "@WXCONFIG_CPPFLAGS@" $_gui_cppflags`
1198
1199 # now without further ado, we can answer these too.
1200 [ -z "$output_option_cppflags" ] || echo $_cppflags
1201 [ -z "$output_option_cflags" ] || echo $_cppflags "@WXCONFIG_CFLAGS@"
1202 [ -z "$output_option_cxxflags" ] || echo $_cppflags "@WXCONFIG_CXXFLAGS@"
1203 [ -z "$output_option_gl_libs" ] || echo `lib_flags_for gl`
1204 [ -z "$output_option_linkdeps" ] || echo $link_deps
1205
1206 if [ -n "$output_option_libs" ]; then
1207 # if --libs [--optional-libs] then output the full linker information
1208
1209 is_cross &&
1210 [ "x$libdir" = "x/usr/${target}/lib" ] ||
1211 [ "x$libdir" = "x/usr/lib" ] ||
1212 _ldflags="-L$libdir"
1213
1214 is_installed || [ -n "$flag_option_no_rpath" ] || _rpath="@WXCONFIG_RPATH@"
1215
1216 echo $_ldflags "@LDFLAGS@" $_rpath $wx_libs "@DMALLOC_LIBS@"
1217
1218 elif [ -n "$output_option_optional_libs" ]; then
1219 # if only --optional-libs then output just the libs
1220
1221 echo $wx_libs
1222 fi
1223
1224
1225 # xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
1226 #
1227 # Beyond here reside only machine or tool specific workarounds
1228 # that require knowlege not obtainable prior to this comment.
1229 #
1230 # Please. Avoid addding things here, wx-config should avoid
1231 # hard coding tool specific details. Do not use things here
1232 # as an example of other things that should be here, These
1233 # shouldn't be here either. This is a place of last resort
1234 # for interim workarounds. I can but stress as strongly as
1235 # the censor will allow, there are only bad examples of things
1236 # that belong at this level of abstraction to follow. It is
1237 # a limbo for glitches awaiting the Next Design Repair. Ok.
1238 #
1239 # With that firmly in mind, our debut dilemma is:
1240
1241 # Resource compilers. An elusive term that covers some pretty
1242 # dissimilar concepts on various platforms. The good news is,
1243 # each platform has only one definition of 'resource', compiled
1244 # or not, and so we can abstract that neatly to return a platform
1245 # specific invocation of the appropriate tool. The bad news is,
1246 # windres (at least) requires knowledge of the wx header files
1247 # location(s) that cannot be predicted reliably before the call to
1248 # wx-config is made. Currently for all known resource compilers,
1249 # we can simply return a command and some salient configuration
1250 # options in response to a request for --rescomp. So here we
1251 # top up the options for any tools that may require information
1252 # that was only just determined in the last few machine cycles,
1253 # then output the necessary incantation for the platform.
1254 #
1255 # Most things should already be constant by the time configure
1256 # has run. Do not add anything here that is already known there.
1257
1258 if [ -n "$output_option_rescomp" ]; then
1259
1260 case "@RESCOMP@" in
1261 *windres|wrc)
1262 # Note that with late model windres, we could just insert
1263 # _include_cppflags here, but use the old notation for now
1264 # as it is more universally accepted.
1265 if is_installed; then
1266 echo "@RESCOMP@ --include-dir" \
1267 "${includedir}/wx-@WX_RELEASE@@WX_FLAVOUR@" \
1268 "@WXCONFIG_RESFLAGS@"
1269 else
1270 echo "@RESCOMP@ --include-dir ${includedir}" \
1271 "--include-dir ${prefix}/contrib/include" \
1272 "@WXCONFIG_RESFLAGS@"
1273 fi
1274 ;;
1275
1276 # neither rez not emxbind have any specific needs from
1277 # us, so just output what was determined by configure.
1278 *)
1279 echo @RESCOMP@ @WXCONFIG_RESFLAGS@
1280 ;;
1281 esac
1282
1283 fi
1284
1285 #
1286 # xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
1287
1288 # And so that's it, we're done. Have a nice build.
1289
1290 exit 0
1291
1292