1 #
2 # Copyright (c) 2011, 2016, Oracle and/or its affiliates. All rights reserved.
3 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 #
5 # This code is free software; you can redistribute it and/or modify it
6 # under the terms of the GNU General Public License version 2 only, as
7 # published by the Free Software Foundation. Oracle designates this
8 # particular file as subject to the "Classpath" exception as provided
9 # by Oracle in the LICENSE file that accompanied this code.
10 #
11 # This code is distributed in the hope that it will be useful, but WITHOUT
12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 # version 2 for more details (a copy is included in the LICENSE file that
15 # accompanied this code).
16 #
17 # You should have received a copy of the GNU General Public License version
18 # 2 along with this work; if not, write to the Free Software Foundation,
19 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 #
21 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 # or visit www.oracle.com if you need additional information or have any
23 # questions.
24 #
25
26 ###############################################################################
27 # Check which variant of the JDK that we want to build.
28 # Currently we have:
29 # normal: standard edition
30 # but the custom make system may add other variants
31 #
32 # Effectively the JDK variant gives a name to a specific set of
33 # modules to compile into the JDK.
34 AC_DEFUN_ONCE([JDKOPT_SETUP_JDK_VARIANT],
35 [
36 AC_MSG_CHECKING([which variant of the JDK to build])
37 AC_ARG_WITH([jdk-variant], [AS_HELP_STRING([--with-jdk-variant],
38 [JDK variant to build (normal) @<:@normal@:>@])])
39
40 if test "x$with_jdk_variant" = xnormal || test "x$with_jdk_variant" = x; then
41 JDK_VARIANT="normal"
42 else
43 AC_MSG_ERROR([The available JDK variants are: normal])
44 fi
45
46 AC_SUBST(JDK_VARIANT)
47
48 AC_MSG_RESULT([$JDK_VARIANT])
49 ])
50
51 ###############################################################################
52 # Set the debug level
53 # release: no debug information, all optimizations, no asserts.
54 # optimized: no debug information, all optimizations, no asserts, HotSpot target is 'optimized'.
55 # fastdebug: debug information (-g), all optimizations, all asserts
56 # slowdebug: debug information (-g), no optimizations, all asserts
57 AC_DEFUN_ONCE([JDKOPT_SETUP_DEBUG_LEVEL],
58 [
59 DEBUG_LEVEL="release"
60 AC_MSG_CHECKING([which debug level to use])
61 AC_ARG_ENABLE([debug], [AS_HELP_STRING([--enable-debug],
62 [set the debug level to fastdebug (shorthand for --with-debug-level=fastdebug) @<:@disabled@:>@])],
63 [
64 ENABLE_DEBUG="${enableval}"
65 DEBUG_LEVEL="fastdebug"
66 ], [ENABLE_DEBUG="no"])
67
68 AC_ARG_WITH([debug-level], [AS_HELP_STRING([--with-debug-level],
69 [set the debug level (release, fastdebug, slowdebug, optimized) @<:@release@:>@])],
70 [
71 DEBUG_LEVEL="${withval}"
72 if test "x$ENABLE_DEBUG" = xyes; then
73 AC_MSG_ERROR([You cannot use both --enable-debug and --with-debug-level at the same time.])
74 fi
75 ])
76 AC_MSG_RESULT([$DEBUG_LEVEL])
77
78 if test "x$DEBUG_LEVEL" != xrelease && \
79 test "x$DEBUG_LEVEL" != xoptimized && \
80 test "x$DEBUG_LEVEL" != xfastdebug && \
81 test "x$DEBUG_LEVEL" != xslowdebug; then
82 AC_MSG_ERROR([Allowed debug levels are: release, fastdebug, slowdebug and optimized])
83 fi
84
85 # Translate DEBUG_LEVEL to debug level used by Hotspot
86 HOTSPOT_DEBUG_LEVEL="$DEBUG_LEVEL"
87 if test "x$DEBUG_LEVEL" = xrelease; then
88 HOTSPOT_DEBUG_LEVEL="product"
89 elif test "x$DEBUG_LEVEL" = xslowdebug; then
90 HOTSPOT_DEBUG_LEVEL="debug"
91 fi
92
93 if test "x$DEBUG_LEVEL" = xoptimized; then
94 # The debug level 'optimized' is a little special because it is currently only
95 # applicable to the HotSpot build where it means to build a completely
96 # optimized version of the VM without any debugging code (like for the
97 # 'release' debug level which is called 'product' in the HotSpot build) but
98 # with the exception that it can contain additional code which is otherwise
99 # protected by '#ifndef PRODUCT' macros. These 'optimized' builds are used to
100 # test new and/or experimental features which are not intended for customer
101 # shipment. Because these new features need to be tested and benchmarked in
102 # real world scenarios, we want to build the containing JDK at the 'release'
103 # debug level.
104 DEBUG_LEVEL="release"
105 fi
106
107 AC_SUBST(HOTSPOT_DEBUG_LEVEL)
108 AC_SUBST(DEBUG_LEVEL)
109 ])
110
111 ###############################################################################
112 #
113 # Should we build only OpenJDK even if closed sources are present?
114 #
115 AC_DEFUN_ONCE([JDKOPT_SETUP_OPEN_OR_CUSTOM],
116 [
117 AC_ARG_ENABLE([openjdk-only], [AS_HELP_STRING([--enable-openjdk-only],
118 [suppress building custom source even if present @<:@disabled@:>@])],,[enable_openjdk_only="no"])
119
120 AC_MSG_CHECKING([if custom source is suppressed (openjdk-only)])
121 AC_MSG_RESULT([$enable_openjdk_only])
122 if test "x$enable_openjdk_only" = "xyes"; then
123 SUPPRESS_CUSTOM_SOURCE="true"
124 elif test "x$enable_openjdk_only" = "xno"; then
125 SUPPRESS_CUSTOM_SOURCE="false"
126 else
127 AC_MSG_ERROR([Invalid value for --enable-openjdk-only: $enable_openjdk_only])
128 fi
129
130 # custom-make-dir is deprecated. Please use your custom-hook.m4 to override
131 # the IncludeCustomExtension macro.
132 BASIC_DEPRECATED_ARG_WITH(custom-make-dir)
133 ])
134
135 AC_DEFUN_ONCE([JDKOPT_SETUP_JDK_OPTIONS],
136 [
137 # Should we build a JDK/JVM with headful support (ie a graphical ui)?
138 # We always build headless support.
139 AC_MSG_CHECKING([headful support])
140 AC_ARG_ENABLE([headful], [AS_HELP_STRING([--disable-headful],
141 [disable building headful support (graphical UI support) @<:@enabled@:>@])],
142 [SUPPORT_HEADFUL=${enable_headful}], [SUPPORT_HEADFUL=yes])
143
144 SUPPORT_HEADLESS=yes
145 BUILD_HEADLESS="BUILD_HEADLESS:=true"
146
147 if test "x$SUPPORT_HEADFUL" = xyes; then
148 # We are building both headful and headless.
149 headful_msg="include support for both headful and headless"
150 fi
151
152 if test "x$SUPPORT_HEADFUL" = xno; then
153 # Thus we are building headless only.
154 BUILD_HEADLESS="BUILD_HEADLESS:=true"
155 headful_msg="headless only"
156 fi
157
158 AC_MSG_RESULT([$headful_msg])
159
160 AC_SUBST(SUPPORT_HEADLESS)
161 AC_SUBST(SUPPORT_HEADFUL)
162 AC_SUBST(BUILD_HEADLESS)
163
164 # Choose cacerts source file
165 AC_ARG_WITH(cacerts-file, [AS_HELP_STRING([--with-cacerts-file],
166 [specify alternative cacerts file])])
167 if test "x$with_cacerts_file" != x; then
168 CACERTS_FILE=$with_cacerts_file
169 fi
170 AC_SUBST(CACERTS_FILE)
171
172 # Enable or disable unlimited crypto
173 AC_ARG_ENABLE(unlimited-crypto, [AS_HELP_STRING([--enable-unlimited-crypto],
174 [Enable unlimited crypto policy @<:@disabled@:>@])],,
175 [enable_unlimited_crypto=no])
176 if test "x$enable_unlimited_crypto" = "xyes"; then
177 UNLIMITED_CRYPTO=true
178 else
179 UNLIMITED_CRYPTO=false
180 fi
181 AC_SUBST(UNLIMITED_CRYPTO)
182
183 # Should we build the serviceability agent (SA)?
184 INCLUDE_SA=true
185 if HOTSPOT_CHECK_JVM_VARIANT(zero) || HOTSPOT_CHECK_JVM_VARIANT(zeroshark); then
186 INCLUDE_SA=false
187 fi
188 if test "x$OPENJDK_TARGET_OS" = xaix ; then
189 INCLUDE_SA=false
190 fi
191 AC_SUBST(INCLUDE_SA)
192
193 # Compress jars
194 COMPRESS_JARS=false
195
196 AC_SUBST(COMPRESS_JARS)
197
198 # Setup default copyright year. Mostly overridden when building close to a new year.
199 AC_ARG_WITH(copyright-year, [AS_HELP_STRING([--with-copyright-year],
200 [Set copyright year value for build @<:@current year@:>@])])
201 if test "x$with_copyright_year" = xyes; then
202 AC_MSG_ERROR([Copyright year must have a value])
203 elif test "x$with_copyright_year" != x; then
204 COPYRIGHT_YEAR="$with_copyright_year"
205 else
206 COPYRIGHT_YEAR=`$DATE +'%Y'`
207 fi
208 AC_SUBST(COPYRIGHT_YEAR)
209 ])
210
211 ###############################################################################
212 #
213 # Enable or disable the elliptic curve crypto implementation
214 #
215 AC_DEFUN_ONCE([JDKOPT_DETECT_INTREE_EC],
216 [
217 AC_MSG_CHECKING([if elliptic curve crypto implementation is present])
218
219 if test -d "${SRC_ROOT}/jdk/src/jdk.crypto.ec/share/native/libsunec/impl"; then
220 ENABLE_INTREE_EC=yes
221 AC_MSG_RESULT([yes])
222 else
223 ENABLE_INTREE_EC=no
224 AC_MSG_RESULT([no])
225 fi
226
227 AC_SUBST(ENABLE_INTREE_EC)
228 ])
229
230 AC_DEFUN_ONCE([JDKOPT_SETUP_DEBUG_SYMBOLS],
231 [
232 #
233 # NATIVE_DEBUG_SYMBOLS
234 # This must be done after the toolchain is setup, since we're looking at objcopy.
235 #
236 AC_MSG_CHECKING([what type of native debug symbols to use])
237 AC_ARG_WITH([native-debug-symbols],
238 [AS_HELP_STRING([--with-native-debug-symbols],
239 [set the native debug symbol configuration (none, internal, external, zipped) @<:@varying@:>@])],
240 [
241 if test "x$OPENJDK_TARGET_OS" = xaix; then
242 if test "x$withval" = xexternal || test "x$withval" = xzipped; then
243 AC_MSG_ERROR([AIX only supports the parameters 'none' and 'internal' for --with-native-debug-symbols])
244 fi
245 fi
246 ],
247 [
248 if test "x$OPENJDK_TARGET_OS" = xaix; then
249 # AIX doesn't support 'zipped' so use 'internal' as default
250 with_native_debug_symbols="internal"
251 else
252 if test "x$STATIC_BUILD" = xtrue; then
253 with_native_debug_symbols="none"
254 else
255 with_native_debug_symbols="zipped"
256 fi
257 fi
258 ])
259 NATIVE_DEBUG_SYMBOLS=$with_native_debug_symbols
260 AC_MSG_RESULT([$NATIVE_DEBUG_SYMBOLS])
261
262 if test "x$NATIVE_DEBUG_SYMBOLS" = xzipped; then
263
264 if test "x$OPENJDK_TARGET_OS" = xsolaris || test "x$OPENJDK_TARGET_OS" = xlinux; then
265 if test "x$OBJCOPY" = x; then
266 # enabling of enable-debug-symbols and can't find objcopy
267 # this is an error
268 AC_MSG_ERROR([Unable to find objcopy, cannot enable native debug symbols])
269 fi
270 fi
271
272 COMPILE_WITH_DEBUG_SYMBOLS=true
273 COPY_DEBUG_SYMBOLS=true
274 ZIP_EXTERNAL_DEBUG_SYMBOLS=true
275
276 # Hotspot legacy support, not relevant with COPY_DEBUG_SYMBOLS=true
277 DEBUG_BINARIES=false
278 STRIP_POLICY=min_strip
279
280 elif test "x$NATIVE_DEBUG_SYMBOLS" = xnone; then
281 COMPILE_WITH_DEBUG_SYMBOLS=false
282 COPY_DEBUG_SYMBOLS=false
283 ZIP_EXTERNAL_DEBUG_SYMBOLS=false
284
285 DEBUG_BINARIES=false
286 STRIP_POLICY=no_strip
287 elif test "x$NATIVE_DEBUG_SYMBOLS" = xinternal; then
288 COMPILE_WITH_DEBUG_SYMBOLS=true
289 COPY_DEBUG_SYMBOLS=false
290 ZIP_EXTERNAL_DEBUG_SYMBOLS=false
291
292 # Hotspot legacy support, will turn on -g when COPY_DEBUG_SYMBOLS=false
293 DEBUG_BINARIES=true
294 STRIP_POLICY=no_strip
295 STRIP=""
296
297 elif test "x$NATIVE_DEBUG_SYMBOLS" = xexternal; then
298
299 if test "x$OPENJDK_TARGET_OS" = xsolaris || test "x$OPENJDK_TARGET_OS" = xlinux; then
300 if test "x$OBJCOPY" = x; then
301 # enabling of enable-debug-symbols and can't find objcopy
302 # this is an error
303 AC_MSG_ERROR([Unable to find objcopy, cannot enable native debug symbols])
304 fi
305 fi
306
307 COMPILE_WITH_DEBUG_SYMBOLS=true
308 COPY_DEBUG_SYMBOLS=true
309 ZIP_EXTERNAL_DEBUG_SYMBOLS=false
310
311 # Hotspot legacy support, not relevant with COPY_DEBUG_SYMBOLS=true
312 DEBUG_BINARIES=false
313 STRIP_POLICY=min_strip
314 else
315 AC_MSG_ERROR([Allowed native debug symbols are: none, internal, external, zipped])
316 fi
317
318 # --enable-debug-symbols is deprecated.
319 # Please use --with-native-debug-symbols=[internal,external,zipped] .
320 BASIC_DEPRECATED_ARG_ENABLE(debug-symbols, debug_symbols,
321 [Please use --with-native-debug-symbols=[[internal,external,zipped]] .])
322
323 # --enable-zip-debug-info is deprecated.
324 # Please use --with-native-debug-symbols=zipped .
325 BASIC_DEPRECATED_ARG_ENABLE(zip-debug-info, zip_debug_info,
326 [Please use --with-native-debug-symbols=zipped .])
327
328 AC_SUBST(COMPILE_WITH_DEBUG_SYMBOLS)
329 AC_SUBST(COPY_DEBUG_SYMBOLS)
330 AC_SUBST(ZIP_EXTERNAL_DEBUG_SYMBOLS)
331
332 # Legacy values
333 AC_SUBST(DEBUG_BINARIES)
334 AC_SUBST(STRIP_POLICY)
335 ])
336
337 ################################################################################
338 #
339 # Gcov coverage data for hotspot
340 #
341 AC_DEFUN_ONCE([JDKOPT_SETUP_CODE_COVERAGE],
342 [
343 AC_ARG_ENABLE(native-coverage, [AS_HELP_STRING([--enable-native-coverage],
344 [enable native compilation with code coverage data@<:@disabled@:>@])])
345 GCOV_ENABLED="false"
346 if test "x$enable_native_coverage" = "xyes"; then
347 if test "x$TOOLCHAIN_TYPE" = "xgcc"; then
348 AC_MSG_CHECKING([if native coverage is enabled])
349 AC_MSG_RESULT([yes])
350 GCOV_CFLAGS="-fprofile-arcs -ftest-coverage -fno-inline"
351 GCOV_LDFLAGS="-fprofile-arcs"
352 LEGACY_EXTRA_CFLAGS="$LEGACY_EXTRA_CFLAGS $GCOV_CFLAGS"
353 LEGACY_EXTRA_CXXFLAGS="$LEGACY_EXTRA_CXXFLAGS $GCOV_CFLAGS"
354 LEGACY_EXTRA_LDFLAGS="$LEGACY_EXTRA_LDFLAGS $GCOV_LDFLAGS"
355 CFLAGS_JDKLIB="$CFLAGS_JDKLIB $GCOV_CFLAGS"
356 CFLAGS_JDKEXE="$CFLAGS_JDKEXE $GCOV_CFLAGS"
357 CXXFLAGS_JDKLIB="$CXXFLAGS_JDKLIB $GCOV_CFLAGS"
358 CXXFLAGS_JDKEXE="$CXXFLAGS_JDKEXE $GCOV_CFLAGS"
359 LDFLAGS_JDKLIB="$LDFLAGS_JDKLIB $GCOV_LDFLAGS"
360 LDFLAGS_JDKEXE="$LDFLAGS_JDKEXE $GCOV_LDFLAGS"
361 GCOV_ENABLED="true"
362 else
363 AC_MSG_ERROR([--enable-native-coverage only works with toolchain type gcc])
364 fi
365 elif test "x$enable_native_coverage" = "xno"; then
366 AC_MSG_CHECKING([if native coverage is enabled])
367 AC_MSG_RESULT([no])
368 elif test "x$enable_native_coverage" != "x"; then
369 AC_MSG_ERROR([--enable-native-coverage can only be assigned "yes" or "no"])
370 fi
371
372 AC_SUBST(GCOV_ENABLED)
373 ])
374
375 ################################################################################
376 #
377 # Static build support. When enabled will generate static
378 # libraries instead of shared libraries for all JDK libs.
379 #
380 AC_DEFUN_ONCE([JDKOPT_SETUP_STATIC_BUILD],
381 [
382 AC_ARG_ENABLE([static-build], [AS_HELP_STRING([--enable-static-build],
383 [enable static library build @<:@disabled@:>@])])
384 STATIC_BUILD=false
385 if test "x$enable_static_build" = "xyes"; then
386 AC_MSG_CHECKING([if static build is enabled])
387 AC_MSG_RESULT([yes])
388 if test "x$OPENJDK_TARGET_OS" != "xmacosx"; then
389 AC_MSG_ERROR([--enable-static-build is only supported for macosx builds])
390 fi
391 STATIC_BUILD_CFLAGS="-DSTATIC_BUILD=1"
392 LEGACY_EXTRA_CFLAGS="$LEGACY_EXTRA_CFLAGS $STATIC_BUILD_CFLAGS"
393 LEGACY_EXTRA_CXXFLAGS="$LEGACY_EXTRA_CXXFLAGS $STATIC_BUILD_CFLAGS"
394 CFLAGS_JDKLIB_EXTRA="$CFLAGS_JDKLIB_EXTRA $STATIC_BUILD_CFLAGS"
395 CXXFLAGS_JDKLIB_EXTRA="$CXXFLAGS_JDKLIB_EXTRA $STATIC_BUILD_CFLAGS"
396 STATIC_BUILD=true
397 elif test "x$enable_static_build" = "xno"; then
398 AC_MSG_CHECKING([if static build is enabled])
399 AC_MSG_RESULT([no])
400 elif test "x$enable_static_build" != "x"; then
401 AC_MSG_ERROR([--enable-static-build can only be assigned "yes" or "no"])
402 fi
403
404 AC_SUBST(STATIC_BUILD)
405 ])
406
407 ################################################################################
408 #
409 # jlink options.
410 # We always keep packaged modules in JDK image.
411 #
412 AC_DEFUN_ONCE([JDKOPT_SETUP_JLINK_OPTIONS],
413 [
414 AC_ARG_ENABLE([keep-packaged-modules], [AS_HELP_STRING([--disable-keep-packaged-modules],
415 [Do not keep packaged modules in jdk image @<:@enable@:>@])])
416
417 if test "x$enable_keep_packaged_modules" = "xyes"; then
418 AC_MSG_CHECKING([if packaged modules are kept])
419 AC_MSG_RESULT([yes])
420 JLINK_KEEP_PACKAGED_MODULES=true
421 elif test "x$enable_keep_packaged_modules" = "xno"; then
422 AC_MSG_CHECKING([if packaged modules are kept])
423 AC_MSG_RESULT([no])
424 JLINK_KEEP_PACKAGED_MODULES=false
425 elif test "x$enable_keep_packaged_modules" = "x"; then
426 AC_MSG_RESULT([yes (default)])
427 JLINK_KEEP_PACKAGED_MODULES=true
428 else
429 AC_MSG_ERROR([--enable-keep-packaged-modules accepts no argument])
430 fi
431
432 AC_SUBST(JLINK_KEEP_PACKAGED_MODULES)
433 ])
434
435 ################################################################################
436 #
437 # Check if building of the jtreg failure handler should be enabled.
438 #
439 AC_DEFUN_ONCE([JDKOPT_ENABLE_DISABLE_FAILURE_HANDLER],
440 [
441 AC_ARG_ENABLE([jtreg-failure-handler], [AS_HELP_STRING([--enable-jtreg-failure-handler],
442 [forces build of the jtreg failure handler to be enabled, missing dependencies
443 become fatal errors. Default is auto, where the failure handler is built if all
444 dependencies are present and otherwise just disabled.])])
445
446 AC_MSG_CHECKING([if jtreg failure handler should be built])
447
448 if test "x$enable_jtreg_failure_handler" = "xyes"; then
449 if test "x$JT_HOME" = "x"; then
450 AC_MSG_ERROR([Cannot enable jtreg failure handler without jtreg.])
451 else
452 BUILD_FAILURE_HANDLER=true
453 AC_MSG_RESULT([yes, forced])
454 fi
455 elif test "x$enable_jtreg_failure_handler" = "xno"; then
456 BUILD_FAILURE_HANDLER=false
457 AC_MSG_RESULT([no, forced])
458 elif test "x$enable_jtreg_failure_handler" = "xauto" \
459 || test "x$enable_jtreg_failure_handler" = "x"; then
460 if test "x$JT_HOME" = "x"; then
461 BUILD_FAILURE_HANDLER=false
462 AC_MSG_RESULT([no, missing jtreg])
463 else
464 BUILD_FAILURE_HANDLER=true
465 AC_MSG_RESULT([yes, jtreg present])
466 fi
467 else
468 AC_MSG_ERROR([Invalid value for --enable-jtreg-failure-handler: $enable_jtreg_failure_handler])
469 fi
470
471 AC_SUBST(BUILD_FAILURE_HANDLER)
472 ])
473
474 ################################################################################
475 #
476 # Enable or disable generation of the classlist at build time
477 #
478 AC_DEFUN_ONCE([JDKOPT_ENABLE_DISABLE_GENERATE_CLASSLIST],
479 [
480 AC_ARG_ENABLE([generate-classlist], [AS_HELP_STRING([--disable-generate-classlist],
481 [forces enabling or disabling of the generation of a CDS classlist at build time.
482 Default is to generate it when either the server or client JVMs are built.])])
483
484 # Check if it's likely that it's possible to generate the classlist. Depending
485 # on exact jvm configuration it could be possible anyway.
486 if HOTSPOT_CHECK_JVM_VARIANT(server) || HOTSPOT_CHECK_JVM_VARIANT(client); then
487 ENABLE_GENERATE_CLASSLIST_POSSIBLE="true"
488 else
489 ENABLE_GENERATE_CLASSLIST_POSSIBLE="false"
490 fi
491
492 AC_MSG_CHECKING([if the CDS classlist generation should be enabled])
493 if test "x$enable_generate_classlist" = "xyes"; then
494 AC_MSG_RESULT([yes, forced])
495 ENABLE_GENERATE_CLASSLIST="true"
496 if test "x$ENABLE_GENERATE_CLASSLIST_POSSIBLE" = "xfalse"; then
497 AC_MSG_WARN([Generation of classlist might not be possible with JVM Variants $JVM_VARIANTS])
498 fi
499 elif test "x$enable_generate_classlist" = "xno"; then
500 AC_MSG_RESULT([no, forced])
501 ENABLE_GENERATE_CLASSLIST="false"
502 elif test "x$enable_generate_classlist" = "x"; then
503 if test "x$ENABLE_GENERATE_CLASSLIST_POSSIBLE" = "xtrue"; then
504 AC_MSG_RESULT([yes])
505 ENABLE_GENERATE_CLASSLIST="true"
506 else
507 AC_MSG_RESULT([no])
508 ENABLE_GENERATE_CLASSLIST="false"
509 fi
510 else
511 AC_MSG_ERROR([Invalid value for --enable-generate-classlist: $enable_generate_classlist])
512 fi
513
514 AC_SUBST([ENABLE_GENERATE_CLASSLIST])
515 ])
--- EOF ---