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common/autoconf/libraries.m4@582c696033f5
common/autoconf/libraries.m4
Wed, 14 Nov 2012 10:16:45 -0800
- author
- tbell
- date
- Wed, 14 Nov 2012 10:16:45 -0800
- changeset 512
- 582c696033f5
- parent 511
- c81c4a5d8b50
- child 600
- 0d4b0a13adb2
- permissions
- -rw-r--r--
8001941: build-infra: --disable-precompiled-headers does not seem to work
Summary: With this fix the flag will do what it advertises
Reviewed-by: ohair, tbell
Contributed-by: erik.joelsson@oracle.com
1 #
2 # Copyright (c) 2011, 2012, 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 #
26 AC_DEFUN_ONCE([LIB_SETUP_INIT],
27 [
29 ###############################################################################
30 #
31 # OS specific settings that we never will need to probe.
32 #
33 if test "x$OPENJDK_TARGET_OS" = xlinux; then
34 AC_MSG_CHECKING([what is not needed on Linux?])
35 PULSE_NOT_NEEDED=yes
36 AC_MSG_RESULT([pulse])
37 fi
39 if test "x$OPENJDK_TARGET_OS" = xsolaris; then
40 AC_MSG_CHECKING([what is not needed on Solaris?])
41 ALSA_NOT_NEEDED=yes
42 PULSE_NOT_NEEDED=yes
43 AC_MSG_RESULT([alsa pulse])
44 fi
46 if test "x$OPENJDK_TARGET_OS" = xwindows; then
47 AC_MSG_CHECKING([what is not needed on Windows?])
48 CUPS_NOT_NEEDED=yes
49 ALSA_NOT_NEEDED=yes
50 PULSE_NOT_NEEDED=yes
51 X11_NOT_NEEDED=yes
52 AC_MSG_RESULT([alsa cups pulse x11])
53 fi
55 if test "x$OPENJDK_TARGET_OS" = xmacosx; then
56 AC_MSG_CHECKING([what is not needed on MacOSX?])
57 ALSA_NOT_NEEDED=yes
58 PULSE_NOT_NEEDED=yes
59 X11_NOT_NEEDED=yes
60 FREETYPE2_NOT_NEEDED=yes
61 # If the java runtime framework is disabled, then we need X11.
62 # This will be adjusted below.
63 AC_MSG_RESULT([alsa pulse x11])
64 fi
66 if test "x$OPENJDK_TARGET_OS" = xbsd; then
67 AC_MSG_CHECKING([what is not needed on bsd?])
68 ALSA_NOT_NEEDED=yes
69 AC_MSG_RESULT([alsa])
70 fi
72 if test "x$OPENJDK" = "xfalse"; then
73 FREETYPE2_NOT_NEEDED=yes
74 fi
76 if test "x$SUPPORT_HEADFUL" = xno; then
77 X11_NOT_NEEDED=yes
78 fi
80 ###############################################################################
81 #
82 # Check for MacOSX support for OpenJDK. If this exists, try to build a JVM
83 # that uses this API.
84 #
85 AC_ARG_ENABLE([macosx-runtime-support], [AS_HELP_STRING([--disable-macosx-runtime-support],
86 [disable the use of MacOSX Java runtime support framework @<:@enabled@:>@])],
87 [MACOSX_RUNTIME_SUPPORT="${enableval}"],[MACOSX_RUNTIME_SUPPORT="no"])
89 USE_MACOSX_RUNTIME_SUPPORT=no
90 AC_MSG_CHECKING([for explicit Java runtime support in the OS])
91 if test -f /System/Library/Frameworks/JavaVM.framework/Frameworks/JavaRuntimeSupport.framework/Headers/JavaRuntimeSupport.h; then
92 if test "x$MACOSX_RUNTIME_SUPPORT" != xno; then
93 MACOSX_RUNTIME_SUPPORT=yes
94 USE_MACOSX_RUNTIME_SUPPORT=yes
95 AC_MSG_RESULT([yes, does not need alsa freetype2 pulse and X11])
96 else
97 AC_MSG_RESULT([yes, but explicitly disabled.])
98 fi
99 else
100 AC_MSG_RESULT([no])
101 fi
103 if test "x$OPENJDK_TARGET_OS" = xmacosx && test "x$USE_MACOSX_RUNTIME_SUPPORT" = xno; then
104 AC_MSG_CHECKING([what is not needed on an X11 build on MacOSX?])
105 X11_NOT_NEEDED=
106 FREETYPE2_NOT_NEEDED=
107 AC_MSG_RESULT([alsa pulse])
108 fi
109 ])
111 AC_DEFUN_ONCE([LIB_SETUP_X11],
112 [
114 ###############################################################################
115 #
116 # Check for X Windows
117 #
119 # Check if the user has specified sysroot, but not --x-includes or --x-libraries.
120 # Make a simple check for the libraries at the sysroot, and setup --x-includes and
121 # --x-libraries for the sysroot, if that seems to be correct.
122 if test "x$SYS_ROOT" != "x/"; then
123 if test "x$x_includes" = xNONE; then
124 if test -f "$SYS_ROOT/usr/X11R6/include/X11/Xlib.h"; then
125 x_includes="$SYS_ROOT/usr/X11R6/include"
126 fi
127 fi
128 if test "x$x_libraries" = xNONE; then
129 if test -f "$SYS_ROOT/usr/X11R6/lib/libX11.so"; then
130 x_libraries="$SYS_ROOT/usr/X11R6/lib"
131 fi
132 fi
133 fi
135 # Now let autoconf do it's magic
136 AC_PATH_X
137 AC_PATH_XTRA
139 if test "x$no_x" = xyes && test "x$X11_NOT_NEEDED" != xyes; then
140 HELP_MSG_MISSING_DEPENDENCY([x11])
141 AC_MSG_ERROR([Could not find X11 libraries. $HELP_MSG])
142 fi
144 # Some of the old makefiles require a setting of OPENWIN_HOME
145 # Since the X11R6 directory has disappeared on later Linuxes,
146 # we need to probe for it.
147 if test "x$OPENJDK_TARGET_OS" = xlinux; then
148 if test -d "$SYS_ROOT/usr/X11R6"; then
149 OPENWIN_HOME="$SYS_ROOT/usr/X11R6"
150 fi
151 if test -d "$SYS_ROOT/usr/include/X11"; then
152 OPENWIN_HOME="$SYS_ROOT/usr"
153 fi
154 fi
155 if test "x$OPENJDK_TARGET_OS" = xsolaris; then
156 OPENWIN_HOME="/usr/openwin"
157 fi
158 AC_SUBST(OPENWIN_HOME)
161 #
162 # Weird Sol10 something check...TODO change to try compile
163 #
164 if test "x${OPENJDK_TARGET_OS}" = xsolaris; then
165 if test "`uname -r`" = "5.10"; then
166 if test "`${EGREP} -c XLinearGradient ${OPENWIN_HOME}/share/include/X11/extensions/Xrender.h`" = "0"; then
167 X_CFLAGS="${X_CFLAGS} -DSOLARIS10_NO_XRENDER_STRUCTS"
168 fi
169 fi
170 fi
172 AC_LANG_PUSH(C)
173 OLD_CFLAGS="$CFLAGS"
174 CFLAGS="$CFLAGS $X_CFLAGS"
176 # Need to include Xlib.h and Xutil.h to avoid "present but cannot be compiled" warnings on Solaris 10
177 AC_CHECK_HEADERS([X11/extensions/shape.h X11/extensions/Xrender.h X11/extensions/XTest.h],
178 [X11_A_OK=yes],
179 [X11_A_OK=no],
180 [ # include <X11/Xlib.h>
181 # include <X11/Xutil.h>
182 ])
184 CFLAGS="$OLD_CFLAGS"
185 AC_LANG_POP(C)
187 if test "x$X11_A_OK" = xno && test "x$X11_NOT_NEEDED" != xyes; then
188 HELP_MSG_MISSING_DEPENDENCY([x11])
189 AC_MSG_ERROR([Could not find all X11 headers (shape.h Xrender.h XTest.h). $HELP_MSG])
190 fi
192 AC_SUBST(X_CFLAGS)
193 AC_SUBST(X_LIBS)
194 ])
196 AC_DEFUN_ONCE([LIB_SETUP_CUPS],
197 [
199 ###############################################################################
200 #
201 # The common unix printing system cups is used to print from java.
202 #
203 AC_ARG_WITH(cups, [AS_HELP_STRING([--with-cups],
204 [specify prefix directory for the cups package
205 (expecting the headers under PATH/include)])])
206 AC_ARG_WITH(cups-include, [AS_HELP_STRING([--with-cups-include],
207 [specify directory for the cups include files])])
209 if test "x$CUPS_NOT_NEEDED" = xyes; then
210 if test "x${with_cups}" != x || test "x${with_cups_include}" != x; then
211 AC_MSG_WARN([cups not used, so --with-cups is ignored])
212 fi
213 CUPS_CFLAGS=
214 else
215 CUPS_FOUND=no
217 if test "x${with_cups}" = xno || test "x${with_cups_include}" = xno; then
218 AC_MSG_ERROR([It is not possible to disable the use of cups. Remove the --without-cups option.])
219 fi
221 if test "x${with_cups}" != x; then
222 CUPS_CFLAGS="-I${with_cups}/include"
223 CUPS_FOUND=yes
224 fi
225 if test "x${with_cups_include}" != x; then
226 CUPS_CFLAGS="-I${with_cups_include}"
227 CUPS_FOUND=yes
228 fi
229 if test "x$CUPS_FOUND" = xno; then
230 BDEPS_CHECK_MODULE(CUPS, cups, xxx, [CUPS_FOUND=yes])
231 fi
232 if test "x$CUPS_FOUND" = xno; then
233 # Are the cups headers installed in the default /usr/include location?
234 AC_CHECK_HEADERS([cups/cups.h cups/ppd.h],
235 [CUPS_FOUND=yes
236 CUPS_CFLAGS=
237 DEFAULT_CUPS=yes])
238 fi
239 if test "x$CUPS_FOUND" = xno; then
240 # Getting nervous now? Lets poke around for standard Solaris third-party
241 # package installation locations.
242 AC_MSG_CHECKING([for cups headers])
243 if test -s /opt/sfw/cups/include/cups/cups.h; then
244 # An SFW package seems to be installed!
245 CUPS_FOUND=yes
246 CUPS_CFLAGS="-I/opt/sfw/cups/include"
247 elif test -s /opt/csw/include/cups/cups.h; then
248 # A CSW package seems to be installed!
249 CUPS_FOUND=yes
250 CUPS_CFLAGS="-I/opt/csw/include"
251 fi
252 AC_MSG_RESULT([$CUPS_FOUND])
253 fi
254 if test "x$CUPS_FOUND" = xno; then
255 HELP_MSG_MISSING_DEPENDENCY([cups])
256 AC_MSG_ERROR([Could not find cups! $HELP_MSG ])
257 fi
258 fi
260 AC_SUBST(CUPS_CFLAGS)
262 ])
264 AC_DEFUN_ONCE([LIB_SETUP_FREETYPE],
265 [
267 ###############################################################################
268 #
269 # The ubiquitous freetype2 library is used to render fonts.
270 #
271 AC_ARG_WITH(freetype, [AS_HELP_STRING([--with-freetype],
272 [specify prefix directory for the freetype2 package
273 (expecting the libraries under PATH/lib and the headers under PATH/include)])])
275 # If we are using the OS installed system lib for freetype, then we do not need to copy it to the build tree
276 USING_SYSTEM_FT_LIB=false
278 if test "x$FREETYPE2_NOT_NEEDED" = xyes; then
279 if test "x$with_freetype" != x || test "x$with_freetype_include" != x || test "x$with_freetype_lib" != x; then
280 AC_MSG_WARN([freetype not used, so --with-freetype is ignored])
281 fi
282 FREETYPE2_CFLAGS=
283 FREETYPE2_LIBS=
284 FREETYPE2_LIB_PATH=
285 else
286 FREETYPE2_FOUND=no
288 if test "x$with_freetype" != x; then
289 BASIC_FIXUP_PATH(with_freetype)
290 FREETYPE2_LIBS="-L$with_freetype/lib -lfreetype"
291 FREETYPE2_LIB_PATH="$with_freetype/lib"
292 if test "x$OPENJDK_TARGET_OS" = xsolaris && test "x$OPENJDK_TARGET_CPU" = xx86_64 && test -d "$with_freetype/lib/amd64"; then
293 FREETYPE2_LIBS="-L$with_freetype/lib/amd64 -lfreetype"
294 FREETYPE2_LIB_PATH="$with_freetype/lib/amd64"
295 fi
296 if test "x$OPENJDK_TARGET_OS" = xwindows; then
297 FREETYPE2_LIBS="$with_freetype/lib/freetype.lib"
298 fi
299 FREETYPE2_CFLAGS="-I$with_freetype/include"
300 if test -s $with_freetype/include/ft2build.h && test -d $with_freetype/include/freetype2/freetype; then
301 FREETYPE2_CFLAGS="-I$with_freetype/include/freetype2 -I$with_freetype/include"
302 fi
303 FREETYPE2_FOUND=yes
304 if test "x$FREETYPE2_FOUND" = xyes; then
305 # Verify that the directories exist
306 if ! test -d "$with_freetype/lib" || ! test -d "$with_freetype/include"; then
307 AC_MSG_ERROR([Could not find the expected directories $with_freetype/lib and $with_freetype/include])
308 fi
309 # List the contents of the lib.
310 FREETYPELIB=`ls $with_freetype/lib/libfreetype.so $with_freetype/lib/freetype.dll 2> /dev/null`
311 if test "x$FREETYPELIB" = x; then
312 AC_MSG_ERROR([Could not find libfreetype.so nor freetype.dll in $with_freetype/lib])
313 fi
314 # Check one h-file
315 if ! test -s "$with_freetype/include/ft2build.h"; then
316 AC_MSG_ERROR([Could not find $with_freetype/include/ft2build.h])
317 fi
318 fi
319 fi
320 if test "x$FREETYPE2_FOUND" = xno; then
321 BDEPS_CHECK_MODULE(FREETYPE2, freetype2, xxx, [FREETYPE2_FOUND=yes], [FREETYPE2_FOUND=no])
322 USING_SYSTEM_FT_LIB=true
323 fi
324 if test "x$FREETYPE2_FOUND" = xno && test "x$OPENJDK_TARGET_OS" = xwindows; then
325 FREETYPELOCATION="$PROGRAMFILES/GnuWin32"
326 BASIC_FIXUP_PATH(FREETYPELOCATION)
327 AC_MSG_CHECKING([for freetype in some standard windows locations])
328 if test -s "$FREETYPELOCATION/include/ft2build.h" && test -d "$FREETYPELOCATION/include/freetype2/freetype"; then
329 FREETYPE2_CFLAGS="-I$FREETYPELOCATION/include/freetype2 -I$FREETYPELOCATION/include"
330 FREETYPE2_LIBS="$FREETYPELOCATION/lib/freetype.lib"
331 FREETYPE2_LIB_PATH="$FREETYPELOCATION/lib"
332 if ! test -s "$FREETYPE2_LIBS"; then
333 AC_MSG_ERROR([Could not find $FREETYPE2_LIBS])
334 fi
335 if ! test -s "$FREETYPE2_LIB_PATH/freetype.dll"; then
336 AC_MSG_ERROR([Could not find $FREETYPE2_LIB_PATH/freetype.dll])
337 fi
338 USING_SYSTEM_FT_LIB=true
339 FREETYPE2_FOUND=yes
340 fi
341 AC_MSG_RESULT([$FREETYPE2_FOUND])
342 fi
343 if test "x$FREETYPE2_FOUND" = xno; then
344 PKG_CHECK_MODULES(FREETYPE2, freetype2, [FREETYPE2_FOUND=yes], [FREETYPE2_FOUND=no])
345 # On solaris, pkg_check adds -lz to freetype libs, which isn't necessary for us.
346 FREETYPE2_LIBS=`$ECHO $FREETYPE2_LIBS | $SED 's/-lz//g'`
347 USING_SYSTEM_FT_LIB=true
348 # 64-bit libs for Solaris x86 are installed in the amd64 subdirectory, change lib to lib/amd64
349 if test "x$FREETYPE2_FOUND" = xyes && test "x$OPENJDK_TARGET_OS" = xsolaris && test "x$OPENJDK_TARGET_CPU" = xx86_64; then
350 FREETYPE2_LIBS=`$ECHO $FREETYPE2_LIBS | $SED 's?/lib?/lib/amd64?g'`
351 fi
352 fi
353 if test "x$FREETYPE2_FOUND" = xno; then
354 AC_MSG_CHECKING([for freetype in some standard locations])
356 if test -s /usr/X11/include/ft2build.h && test -d /usr/X11/include/freetype2/freetype; then
357 DEFAULT_FREETYPE_CFLAGS="-I/usr/X11/include/freetype2 -I/usr/X11/include"
358 DEFAULT_FREETYPE_LIBS="-L/usr/X11/lib -lfreetype"
359 fi
360 if test -s /usr/include/ft2build.h && test -d /usr/include/freetype2/freetype; then
361 DEFAULT_FREETYPE_CFLAGS="-I/usr/include/freetype2"
362 DEFAULT_FREETYPE_LIBS="-lfreetype"
363 fi
365 PREV_CXXCFLAGS="$CXXFLAGS"
366 PREV_LDFLAGS="$LDFLAGS"
367 CXXFLAGS="$CXXFLAGS $DEFAULT_FREETYPE_CFLAGS"
368 LDFLAGS="$LDFLAGS $DEFAULT_FREETYPE_LIBS"
369 AC_LINK_IFELSE([AC_LANG_SOURCE([[#include<ft2build.h>
370 #include FT_FREETYPE_H
371 int main() { return 0; }
372 ]])],
373 [
374 # Yes, the default cflags and libs did the trick.
375 FREETYPE2_FOUND=yes
376 FREETYPE2_CFLAGS="$DEFAULT_FREETYPE_CFLAGS"
377 FREETYPE2_LIBS="$DEFAULT_FREETYPE_LIBS"
378 ],
379 [
380 FREETYPE2_FOUND=no
381 ])
382 CXXCFLAGS="$PREV_CXXFLAGS"
383 LDFLAGS="$PREV_LDFLAGS"
384 AC_MSG_RESULT([$FREETYPE2_FOUND])
385 USING_SYSTEM_FT_LIB=true
386 fi
387 if test "x$FREETYPE2_FOUND" = xno; then
388 HELP_MSG_MISSING_DEPENDENCY([freetype2])
389 AC_MSG_ERROR([Could not find freetype2! $HELP_MSG ])
390 fi
392 if test "x$OPENJDK_TARGET_OS" != xwindows; then
393 # AC_CHECK_LIB does not support use of cl.exe
394 PREV_LDFLAGS="$LDFLAGS"
395 LDFLAGS="$FREETYPE2_LIBS"
396 AC_CHECK_LIB(freetype, FT_Init_FreeType,
397 FREETYPE2_FOUND=true,
398 AC_MSG_ERROR([Could not find freetype2! $HELP_MSG ]))
399 LDFLAGS="$PREV_LDFLAGS"
400 fi
401 fi
403 AC_SUBST(USING_SYSTEM_FT_LIB)
404 AC_SUBST(FREETYPE2_LIB_PATH)
405 AC_SUBST(FREETYPE2_CFLAGS)
406 AC_SUBST(FREETYPE2_LIBS)
408 ])
410 AC_DEFUN_ONCE([LIB_SETUP_ALSA],
411 [
413 ###############################################################################
414 #
415 # Check for alsa headers and libraries. Used on Linux/GNU systems.
416 #
417 AC_ARG_WITH(alsa, [AS_HELP_STRING([--with-alsa],
418 [specify prefix directory for the alsa package
419 (expecting the libraries under PATH/lib and the headers under PATH/include)])])
420 AC_ARG_WITH(alsa-include, [AS_HELP_STRING([--with-alsa-include],
421 [specify directory for the alsa include files])])
422 AC_ARG_WITH(alsa-lib, [AS_HELP_STRING([--with-alsa-lib],
423 [specify directory for the alsa library])])
425 if test "x$ALSA_NOT_NEEDED" = xyes; then
426 if test "x${with_alsa}" != x || test "x${with_alsa_include}" != x || test "x${with_alsa_lib}" != x; then
427 AC_MSG_WARN([alsa not used, so --with-alsa is ignored])
428 fi
429 ALSA_CFLAGS=
430 ALSA_LIBS=
431 else
432 ALSA_FOUND=no
434 if test "x${with_alsa}" = xno || test "x${with_alsa_include}" = xno || test "x${with_alsa_lib}" = xno; then
435 AC_MSG_ERROR([It is not possible to disable the use of alsa. Remove the --without-alsa option.])
436 fi
438 if test "x${with_alsa}" != x; then
439 ALSA_LIBS="-L${with_alsa}/lib -lalsa"
440 ALSA_CFLAGS="-I${with_alsa}/include"
441 ALSA_FOUND=yes
442 fi
443 if test "x${with_alsa_include}" != x; then
444 ALSA_CFLAGS="-I${with_alsa_include}"
445 ALSA_FOUND=yes
446 fi
447 if test "x${with_alsa_lib}" != x; then
448 ALSA_LIBS="-L${with_alsa_lib} -lalsa"
449 ALSA_FOUND=yes
450 fi
451 if test "x$ALSA_FOUND" = xno; then
452 BDEPS_CHECK_MODULE(ALSA, alsa, xxx, [ALSA_FOUND=yes], [ALSA_FOUND=no])
453 fi
454 if test "x$ALSA_FOUND" = xno; then
455 PKG_CHECK_MODULES(ALSA, alsa, [ALSA_FOUND=yes], [ALSA_FOUND=no])
456 fi
457 if test "x$ALSA_FOUND" = xno; then
458 AC_CHECK_HEADERS([alsa/asoundlib.h],
459 [ALSA_FOUND=yes
460 ALSA_CFLAGS=-Iignoreme
461 ALSA_LIBS=-lasound
462 DEFAULT_ALSA=yes],
463 [ALSA_FOUND=no])
464 fi
465 if test "x$ALSA_FOUND" = xno; then
466 HELP_MSG_MISSING_DEPENDENCY([alsa])
467 AC_MSG_ERROR([Could not find alsa! $HELP_MSG ])
468 fi
469 fi
471 AC_SUBST(ALSA_CFLAGS)
472 AC_SUBST(ALSA_LIBS)
474 ])
476 AC_DEFUN_ONCE([LIB_SETUP_MISC_LIBS],
477 [
479 ###############################################################################
480 #
481 # Check for the jpeg library
482 #
484 USE_EXTERNAL_LIBJPEG=true
485 AC_CHECK_LIB(jpeg, main, [],
486 [ USE_EXTERNAL_LIBJPEG=false
487 AC_MSG_NOTICE([Will use jpeg decoder bundled with the OpenJDK source])
488 ])
489 AC_SUBST(USE_EXTERNAL_LIBJPEG)
491 ###############################################################################
492 #
493 # Check for the gif library
494 #
496 USE_EXTERNAL_LIBJPEG=true
497 AC_CHECK_LIB(gif, main, [],
498 [ USE_EXTERNAL_LIBGIF=false
499 AC_MSG_NOTICE([Will use gif decoder bundled with the OpenJDK source])
500 ])
501 AC_SUBST(USE_EXTERNAL_LIBGIF)
503 ###############################################################################
504 #
505 # Check for the zlib library
506 #
508 AC_ARG_WITH(zlib, [AS_HELP_STRING([--with-zlib],
509 [use zlib from build system or OpenJDK source (system, bundled) @<:@bundled@:>@])])
511 AC_CHECK_LIB(z, compress,
512 [ ZLIB_FOUND=yes ],
513 [ ZLIB_FOUND=no ])
515 AC_MSG_CHECKING([for which zlib to use])
517 DEFAULT_ZLIB=bundled
518 if test "x$OPENJDK_TARGET_OS" = xmacosx; then
519 #
520 # On macosx default is system...on others default is
521 #
522 DEFAULT_ZLIB=system
523 fi
525 if test "x${ZLIB_FOUND}" != "xyes"; then
526 #
527 # If we don't find any system...set default to bundled
528 #
529 DEFAULT_ZLIB=bundled
530 fi
532 #
533 # If user didn't specify, use DEFAULT_ZLIB
534 #
535 if test "x${with_zlib}" = "x"; then
536 with_zlib=${DEFAULT_ZLIB}
537 fi
539 if test "x${with_zlib}" = "xbundled"; then
540 USE_EXTERNAL_LIBZ=false
541 AC_MSG_RESULT([bundled])
542 elif test "x${with_zlib}" = "xsystem"; then
543 if test "x${ZLIB_FOUND}" = "xyes"; then
544 USE_EXTERNAL_LIBZ=true
545 AC_MSG_RESULT([system])
546 else
547 AC_MSG_RESULT([system not found])
548 AC_MSG_ERROR([--with-zlib=system specified, but no zlib found!])
549 fi
550 else
551 AC_MSG_ERROR([Invalid value for --with-zlib: ${with_zlib}, use 'system' or 'bundled'])
552 fi
554 AC_SUBST(USE_EXTERNAL_LIBZ)
556 ###############################################################################
557 LIBZIP_CAN_USE_MMAP=true
559 AC_SUBST(LIBZIP_CAN_USE_MMAP)
561 ###############################################################################
562 #
563 # Check if altzone exists in time.h
564 #
566 AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <time.h>], [return (int)altzone;])],
567 [has_altzone=yes],
568 [has_altzone=no])
569 if test "x$has_altzone" = xyes; then
570 AC_DEFINE([HAVE_ALTZONE], 1, [Define if you have the external 'altzone' variable in time.h])
571 fi
573 ###############################################################################
574 #
575 # Check the maths library
576 #
578 AC_CHECK_LIB(m, cos, [],
579 [
580 AC_MSG_NOTICE([Maths library was not found])
581 ])
582 AC_SUBST(LIBM)
584 ###############################################################################
585 #
586 # Check for libdl.so
588 save_LIBS="$LIBS"
589 LIBS=""
590 AC_CHECK_LIB(dl,dlopen)
591 LIBDL="$LIBS"
592 AC_SUBST(LIBDL)
593 LIBS="$save_LIBS"
595 ])
597 AC_DEFUN_ONCE([LIB_SETUP_STATIC_LINK_LIBSTDCPP],
598 [
599 ###############################################################################
600 #
601 # statically link libstdc++ before C++ ABI is stablized on Linux unless
602 # dynamic build is configured on command line.
603 #
604 AC_ARG_WITH([stdc++lib], [AS_HELP_STRING([--with-stdc++lib=<static>,<dynamic>,<default>],
605 [force linking of the C++ runtime on Linux to either static or dynamic, default is static with dynamic as fallback])],
606 [
607 if test "x$with_stdc__lib" != xdynamic && test "x$with_stdc__lib" != xstatic \
608 && test "x$with_stdc__lib" != xdefault; then
609 AC_MSG_ERROR([Bad parameter value --with-stdc++lib=$with_stdc__lib!])
610 fi
611 ],
612 [with_stdc__lib=default]
613 )
615 if test "x$OPENJDK_TARGET_OS" = xlinux; then
616 # Test if -lstdc++ works.
617 AC_MSG_CHECKING([if dynamic link of stdc++ is possible])
618 AC_LANG_PUSH(C++)
619 OLD_CXXFLAGS="$CXXFLAGS"
620 CXXFLAGS="$CXXFLAGS -lstdc++"
621 AC_LINK_IFELSE([AC_LANG_PROGRAM([], [return 0;])],
622 [has_dynamic_libstdcxx=yes],
623 [has_dynamic_libstdcxx=no])
624 CXXFLAGS="$OLD_CXXFLAGS"
625 AC_LANG_POP(C++)
626 AC_MSG_RESULT([$has_dynamic_libstdcxx])
628 # Test if stdc++ can be linked statically.
629 AC_MSG_CHECKING([if static link of stdc++ is possible])
630 STATIC_STDCXX_FLAGS="-Wl,-Bstatic -lstdc++ -lgcc -Wl,-Bdynamic"
631 AC_LANG_PUSH(C++)
632 OLD_LIBS="$LIBS"
633 OLD_CXX="$CXX"
634 LIBS="$STATIC_STDCXX_FLAGS"
635 CXX="$CC"
636 AC_LINK_IFELSE([AC_LANG_PROGRAM([], [return 0;])],
637 [has_static_libstdcxx=yes],
638 [has_static_libstdcxx=no])
639 LIBS="$OLD_LIBS"
640 CXX="$OLD_CXX"
641 AC_LANG_POP(C++)
642 AC_MSG_RESULT([$has_static_libstdcxx])
644 if test "x$has_static_libstdcxx" = xno && test "x$has_dynamic_libstdcxx" = xno; then
645 AC_MSG_ERROR([Cannot link to stdc++, neither dynamically nor statically!])
646 fi
648 if test "x$with_stdc__lib" = xstatic && test "x$has_static_libstdcxx" = xno; then
649 AC_MSG_ERROR([Static linking of libstdc++ was not possible!])
650 fi
652 if test "x$with_stdc__lib" = xdynamic && test "x$has_dynamic_libstdcxx" = xno; then
653 AC_MSG_ERROR([Dynamic linking of libstdc++ was not possible!])
654 fi
656 AC_MSG_CHECKING([how to link with libstdc++])
657 # If dynamic was requested, it's available since it would fail above otherwise.
658 # If dynamic wasn't requested, go with static unless it isn't available.
659 if test "x$with_stdc__lib" = xdynamic || test "x$has_static_libstdcxx" = xno; then
660 LIBCXX="$LIBCXX -lstdc++"
661 LDCXX="$CXX"
662 STATIC_CXX_SETTING="STATIC_CXX=false"
663 AC_MSG_RESULT([dynamic])
664 else
665 LIBCXX="$LIBCXX $STATIC_STDCXX_FLAGS"
666 LDCXX="$CC"
667 STATIC_CXX_SETTING="STATIC_CXX=true"
668 AC_MSG_RESULT([static])
669 fi
670 fi
671 AC_SUBST(STATIC_CXX_SETTING)
673 # libCrun is the c++ runtime-library with SunStudio (roughly the equivalent of gcc's libstdc++.so)
674 if test "x$OPENJDK_TARGET_OS" = xsolaris && test "x$LIBCXX" = x; then
675 LIBCXX="/usr/lib${OPENJDK_TARGET_CPU_ISADIR}/libCrun.so.1"
676 fi
678 # TODO better (platform agnostic) test
679 if test "x$OPENJDK_TARGET_OS" = xmacosx && test "x$LIBCXX" = x && test "x$GCC" = xyes; then
680 LIBCXX="-lstdc++"
681 fi
683 AC_SUBST(LIBCXX)
685 ])
