libraries.m4 revision 492:e64f2cb57d05
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# 25 26AC_DEFUN_ONCE([LIB_SETUP_INIT], 27[ 28 29############################################################################### 30# 31# OS specific settings that we never will need to probe. 32# 33if test "x$OPENJDK_TARGET_OS" = xlinux; then 34 AC_MSG_CHECKING([what is not needed on Linux?]) 35 PULSE_NOT_NEEDED=yes 36 AC_MSG_RESULT([pulse]) 37fi 38 39if test "x$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]) 44fi 45 46if test "x$OPENJDK_TARGET_OS" = xwindows; then 47 AC_MSG_CHECKING([what is not needed on Windows?]) 48 CUPS_NOT_NEEDED=yes 49 ALSA_NOT_NEEDED=yes 50 PULSE_NOT_NEEDED=yes 51 X11_NOT_NEEDED=yes 52 AC_MSG_RESULT([alsa cups pulse x11]) 53fi 54 55if test "x$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]) 64fi 65 66if test "x$OPENJDK_TARGET_OS" = xbsd; then 67 AC_MSG_CHECKING([what is not needed on bsd?]) 68 ALSA_NOT_NEEDED=yes 69 AC_MSG_RESULT([alsa]) 70fi 71 72if test "x$OPENJDK" = "xfalse"; then 73 FREETYPE2_NOT_NEEDED=yes 74fi 75 76if test "x$SUPPORT_HEADFUL" = xno; then 77 X11_NOT_NEEDED=yes 78fi 79 80############################################################################### 81# 82# Check for MacOSX support for OpenJDK. If this exists, try to build a JVM 83# that uses this API. 84# 85AC_ARG_ENABLE([macosx-runtime-support], [AS_HELP_STRING([--disable-macosx-runtime-support], 86 [disable the use of MacOSX Java runtime support framework @<:@enabled@:>@])], 87 [MACOSX_RUNTIME_SUPPORT="${enableval}"],[MACOSX_RUNTIME_SUPPORT="no"]) 88 89USE_MACOSX_RUNTIME_SUPPORT=no 90AC_MSG_CHECKING([for explicit Java runtime support in the OS]) 91if test -f /System/Library/Frameworks/JavaVM.framework/Frameworks/JavaRuntimeSupport.framework/Headers/JavaRuntimeSupport.h; then 92 if test "x$MACOSX_RUNTIME_SUPPORT" != xno; then 93 MACOSX_RUNTIME_SUPPORT=yes 94 USE_MACOSX_RUNTIME_SUPPORT=yes 95 AC_MSG_RESULT([yes, does not need alsa freetype2 pulse and X11]) 96 else 97 AC_MSG_RESULT([yes, but explicitly disabled.]) 98 fi 99else 100 AC_MSG_RESULT([no]) 101fi 102 103if test "x$OPENJDK_TARGET_OS" = xmacosx && test "x$USE_MACOSX_RUNTIME_SUPPORT" = xno; then 104 AC_MSG_CHECKING([what is not needed on an X11 build on MacOSX?]) 105 X11_NOT_NEEDED= 106 FREETYPE2_NOT_NEEDED= 107 AC_MSG_RESULT([alsa pulse]) 108fi 109]) 110 111AC_DEFUN_ONCE([LIB_SETUP_X11], 112[ 113 114############################################################################### 115# 116# Check for X Windows 117# 118 119# Check if the user has specified sysroot, but not --x-includes or --x-libraries. 120# Make a simple check for the libraries at the sysroot, and setup --x-includes and 121# --x-libraries for the sysroot, if that seems to be correct. 122if test "x$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 133fi 134 135# Now let autoconf do it's magic 136AC_PATH_X 137AC_PATH_XTRA 138 139if 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. $HELP_MSG]) 142fi 143 144# Some of the old makefiles require a setting of OPENWIN_HOME 145# Since the X11R6 directory has disappeared on later Linuxes, 146# we need to probe for it. 147if test "x$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 154fi 155if test "x$OPENJDK_TARGET_OS" = xsolaris; then 156 OPENWIN_HOME="/usr/openwin" 157fi 158AC_SUBST(OPENWIN_HOME) 159 160 161# 162# Weird Sol10 something check...TODO change to try compile 163# 164if test "x${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 170fi 171 172AC_LANG_PUSH(C) 173OLD_CFLAGS="$CFLAGS" 174CFLAGS="$CFLAGS $X_CFLAGS" 175 176# Need to include Xlib.h and Xutil.h to avoid "present but cannot be compiled" warnings on Solaris 10 177AC_CHECK_HEADERS([X11/extensions/shape.h X11/extensions/Xrender.h X11/extensions/XTest.h], 178 [X11_A_OK=yes], 179 [X11_A_OK=no], 180 [ # include <X11/Xlib.h> 181 # include <X11/Xutil.h> 182 ]) 183 184CFLAGS="$OLD_CFLAGS" 185AC_LANG_POP(C) 186 187if 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). $HELP_MSG]) 190fi 191 192AC_SUBST(X_CFLAGS) 193AC_SUBST(X_LIBS) 194]) 195 196AC_DEFUN_ONCE([LIB_SETUP_CUPS], 197[ 198 199############################################################################### 200# 201# The common unix printing system cups is used to print from java. 202# 203AC_ARG_WITH(cups, [AS_HELP_STRING([--with-cups], 204 [specify prefix directory for the cups package 205 (expecting the headers under PATH/include)])]) 206AC_ARG_WITH(cups-include, [AS_HELP_STRING([--with-cups-include], 207 [specify directory for the cups include files])]) 208 209if test "x$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= 214else 215 CUPS_FOUND=no 216 217 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 220 221 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! $HELP_MSG ]) 257 fi 258fi 259 260AC_SUBST(CUPS_CFLAGS) 261 262]) 263 264AC_DEFUN_ONCE([LIB_SETUP_FREETYPE], 265[ 266 267############################################################################### 268# 269# The ubiquitous freetype2 library is used to render fonts. 270# 271AC_ARG_WITH(freetype, [AS_HELP_STRING([--with-freetype], 272 [specify prefix directory for the freetype2 package 273 (expecting the libraries under PATH/lib and the headers under PATH/include)])]) 274 275# If we are using the OS installed system lib for freetype, then we do not need to copy it to the build tree 276USING_SYSTEM_FT_LIB=false 277 278if test "x$FREETYPE2_NOT_NEEDED" = xyes; then 279 if test "x$with_freetype" != x || test "x$with_freetype_include" != x || test "x$with_freetype_lib" != x; then 280 AC_MSG_WARN([freetype not used, so --with-freetype is ignored]) 281 fi 282 FREETYPE2_CFLAGS= 283 FREETYPE2_LIBS= 284 FREETYPE2_LIB_PATH= 285else 286 FREETYPE2_FOUND=no 287 288 if test "x$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]) 355 356 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 364 365 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! $HELP_MSG ]) 390 fi 391 392 if test "x$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, [], AC_MSG_ERROR([Could not find freetype2! $HELP_MSG ])) 397 LDFLAGS="$PREV_LDFLAGS" 398 fi 399fi 400 401AC_SUBST(USING_SYSTEM_FT_LIB) 402AC_SUBST(FREETYPE2_LIB_PATH) 403AC_SUBST(FREETYPE2_CFLAGS) 404AC_SUBST(FREETYPE2_LIBS) 405 406]) 407 408AC_DEFUN_ONCE([LIB_SETUP_ALSA], 409[ 410 411############################################################################### 412# 413# Check for alsa headers and libraries. Used on Linux/GNU systems. 414# 415AC_ARG_WITH(alsa, [AS_HELP_STRING([--with-alsa], 416 [specify prefix directory for the alsa package 417 (expecting the libraries under PATH/lib and the headers under PATH/include)])]) 418AC_ARG_WITH(alsa-include, [AS_HELP_STRING([--with-alsa-include], 419 [specify directory for the alsa include files])]) 420AC_ARG_WITH(alsa-lib, [AS_HELP_STRING([--with-alsa-lib], 421 [specify directory for the alsa library])]) 422 423if test "x$ALSA_NOT_NEEDED" = xyes; then 424 if test "x${with_alsa}" != x || test "x${with_alsa_include}" != x || test "x${with_alsa_lib}" != x; then 425 AC_MSG_WARN([alsa not used, so --with-alsa is ignored]) 426 fi 427 ALSA_CFLAGS= 428 ALSA_LIBS= 429else 430 ALSA_FOUND=no 431 432 if test "x${with_alsa}" = xno || test "x${with_alsa_include}" = xno || test "x${with_alsa_lib}" = xno; then 433 AC_MSG_ERROR([It is not possible to disable the use of alsa. Remove the --without-alsa option.]) 434 fi 435 436 if test "x${with_alsa}" != x; then 437 ALSA_LIBS="-L${with_alsa}/lib -lalsa" 438 ALSA_CFLAGS="-I${with_alsa}/include" 439 ALSA_FOUND=yes 440 fi 441 if test "x${with_alsa_include}" != x; then 442 ALSA_CFLAGS="-I${with_alsa_include}" 443 ALSA_FOUND=yes 444 fi 445 if test "x${with_alsa_lib}" != x; then 446 ALSA_LIBS="-L${with_alsa_lib} -lalsa" 447 ALSA_FOUND=yes 448 fi 449 if test "x$ALSA_FOUND" = xno; then 450 BDEPS_CHECK_MODULE(ALSA, alsa, xxx, [ALSA_FOUND=yes], [ALSA_FOUND=no]) 451 fi 452 if test "x$ALSA_FOUND" = xno; then 453 PKG_CHECK_MODULES(ALSA, alsa, [ALSA_FOUND=yes], [ALSA_FOUND=no]) 454 fi 455 if test "x$ALSA_FOUND" = xno; then 456 AC_CHECK_HEADERS([alsa/asoundlib.h], 457 [ALSA_FOUND=yes 458 ALSA_CFLAGS=-Iignoreme 459 ALSA_LIBS=-lasound 460 DEFAULT_ALSA=yes], 461 [ALSA_FOUND=no]) 462 fi 463 if test "x$ALSA_FOUND" = xno; then 464 HELP_MSG_MISSING_DEPENDENCY([alsa]) 465 AC_MSG_ERROR([Could not find alsa! $HELP_MSG ]) 466 fi 467fi 468 469AC_SUBST(ALSA_CFLAGS) 470AC_SUBST(ALSA_LIBS) 471 472]) 473 474AC_DEFUN_ONCE([LIB_SETUP_MISC_LIBS], 475[ 476 477############################################################################### 478# 479# Check for the jpeg library 480# 481 482USE_EXTERNAL_LIBJPEG=true 483AC_CHECK_LIB(jpeg, main, [], 484 [ USE_EXTERNAL_LIBJPEG=false 485 AC_MSG_NOTICE([Will use jpeg decoder bundled with the OpenJDK source]) 486 ]) 487AC_SUBST(USE_EXTERNAL_LIBJPEG) 488 489############################################################################### 490# 491# Check for the gif library 492# 493 494USE_EXTERNAL_LIBJPEG=true 495AC_CHECK_LIB(gif, main, [], 496 [ USE_EXTERNAL_LIBGIF=false 497 AC_MSG_NOTICE([Will use gif decoder bundled with the OpenJDK source]) 498 ]) 499AC_SUBST(USE_EXTERNAL_LIBGIF) 500 501############################################################################### 502# 503# Check for the zlib library 504# 505 506AC_ARG_WITH(zlib, [AS_HELP_STRING([--with-zlib], 507 [use zlib from build system or OpenJDK source (system, bundled) @<:@bundled@:>@])]) 508 509AC_CHECK_LIB(z, compress, 510 [ ZLIB_FOUND=yes ], 511 [ ZLIB_FOUND=no ]) 512 513AC_MSG_CHECKING([for which zlib to use]) 514 515DEFAULT_ZLIB=bundled 516if test "x$OPENJDK_TARGET_OS" = xmacosx; then 517# 518# On macosx default is system...on others default is 519# 520 DEFAULT_ZLIB=system 521fi 522 523if test "x${ZLIB_FOUND}" != "xyes"; then 524# 525# If we don't find any system...set default to bundled 526# 527 DEFAULT_ZLIB=bundled 528fi 529 530# 531# If user didn't specify, use DEFAULT_ZLIB 532# 533if test "x${with_zlib}" = "x"; then 534 with_zlib=${DEFAULT_ZLIB} 535fi 536 537if test "x${with_zlib}" = "xbundled"; then 538 USE_EXTERNAL_LIBZ=false 539 AC_MSG_RESULT([bundled]) 540elif test "x${with_zlib}" = "xsystem"; then 541 if test "x${ZLIB_FOUND}" = "xyes"; then 542 USE_EXTERNAL_LIBZ=true 543 AC_MSG_RESULT([system]) 544 else 545 AC_MSG_RESULT([system not found]) 546 AC_MSG_ERROR([--with-zlib=system specified, but no zlib found!]) 547 fi 548else 549 AC_MSG_ERROR([Invalid value for --with-zlib: ${with_zlib}, use 'system' or 'bundled']) 550fi 551 552AC_SUBST(USE_EXTERNAL_LIBZ) 553 554############################################################################### 555LIBZIP_CAN_USE_MMAP=true 556 557AC_SUBST(LIBZIP_CAN_USE_MMAP) 558 559############################################################################### 560# 561# Check if altzone exists in time.h 562# 563 564AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <time.h>], [return (int)altzone;])], 565 [has_altzone=yes], 566 [has_altzone=no]) 567if test "x$has_altzone" = xyes; then 568 AC_DEFINE([HAVE_ALTZONE], 1, [Define if you have the external 'altzone' variable in time.h]) 569fi 570 571############################################################################### 572# 573# Check the maths library 574# 575 576AC_CHECK_LIB(m, cos, [], 577 [ 578 AC_MSG_NOTICE([Maths library was not found]) 579 ]) 580AC_SUBST(LIBM) 581 582############################################################################### 583# 584# Check for libdl.so 585 586save_LIBS="$LIBS" 587LIBS="" 588AC_CHECK_LIB(dl,dlopen) 589LIBDL="$LIBS" 590AC_SUBST(LIBDL) 591LIBS="$save_LIBS" 592 593]) 594 595AC_DEFUN_ONCE([LIB_SETUP_STATIC_LINK_LIBSTDCPP], 596[ 597############################################################################### 598# 599# statically link libstdc++ before C++ ABI is stablized on Linux unless 600# dynamic build is configured on command line. 601# 602AC_ARG_ENABLE([static-link-stdc++], [AS_HELP_STRING([--disable-static-link-stdc++], 603 [disable static linking of the C++ runtime on Linux @<:@enabled@:>@])],, 604 [ 605 enable_static_link_stdc__=yes 606 ]) 607 608if test "x$OPENJDK_TARGET_OS" = xlinux; then 609 # Test if -lstdc++ works. 610 AC_MSG_CHECKING([if dynamic link of stdc++ is possible]) 611 AC_LANG_PUSH(C++) 612 OLD_CXXFLAGS="$CXXFLAGS" 613 CXXFLAGS="$CXXFLAGS -lstdc++" 614 AC_LINK_IFELSE([AC_LANG_PROGRAM([], [return 0;])], 615 [has_dynamic_libstdcxx=yes], 616 [has_dynamic_libstdcxx=no]) 617 CXXFLAGS="$OLD_CXXFLAGS" 618 AC_LANG_POP(C++) 619 AC_MSG_RESULT([$has_dynamic_libstdcxx]) 620 621 # Test if stdc++ can be linked statically. 622 AC_MSG_CHECKING([if static link of stdc++ is possible]) 623 STATIC_STDCXX_FLAGS="-Wl,-Bstatic -lstdc++ -lgcc -Wl,-Bdynamic" 624 AC_LANG_PUSH(C++) 625 OLD_LIBS="$LIBS" 626 OLD_CXX="$CXX" 627 LIBS="$STATIC_STDCXX_FLAGS" 628 CXX="$CC" 629 AC_LINK_IFELSE([AC_LANG_PROGRAM([], [return 0;])], 630 [has_static_libstdcxx=yes], 631 [has_static_libstdcxx=no]) 632 LIBS="$OLD_LIBS" 633 CXX="$OLD_CXX" 634 AC_LANG_POP(C++) 635 AC_MSG_RESULT([$has_static_libstdcxx]) 636 637 if test "x$has_static_libcxx" = xno && test "x$has_dynamic_libcxx" = xno; then 638 AC_MSG_ERROR([I cannot link to stdc++! Neither dynamically nor statically.]) 639 fi 640 641 if test "x$enable_static_link_stdc__" = xyes && test "x$has_static_libstdcxx" = xno; then 642 AC_MSG_NOTICE([Static linking of libstdc++ was not possible reverting to dynamic linking.]) 643 enable_static_link_stdc__=no 644 fi 645 646 if test "x$enable_static_link_stdc__" = xno && test "x$has_dynamic_libstdcxx" = xno; then 647 AC_MSG_NOTICE([Dynamic linking of libstdc++ was not possible reverting to static linking.]) 648 enable_static_link_stdc__=yes 649 fi 650 651 AC_MSG_CHECKING([how to link with libstdc++]) 652 if test "x$enable_static_link_stdc__" = xyes; then 653 LIBCXX="$LIBCXX $STATIC_STDCXX_FLAGS" 654 LDCXX="$CC" 655 STATIC_CXX_SETTING="STATIC_CXX=true" 656 AC_MSG_RESULT([static]) 657 else 658 LIBCXX="$LIBCXX -lstdc++" 659 LDCXX="$CXX" 660 STATIC_CXX_SETTING="STATIC_CXX=false" 661 AC_MSG_RESULT([dynamic]) 662 fi 663fi 664AC_SUBST(STATIC_CXX_SETTING) 665 666# libCrun is the c++ runtime-library with SunStudio (roughly the equivalent of gcc's libstdc++.so) 667if test "x$OPENJDK_TARGET_OS" = xsolaris && test "x$LIBCXX" = x; then 668 LIBCXX="/usr/lib${OPENJDK_TARGET_CPU_ISADIR}/libCrun.so.1" 669fi 670 671# TODO better (platform agnostic) test 672if test "x$OPENJDK_TARGET_OS" = xmacosx && test "x$LIBCXX" = x && test "x$GCC" = xyes; then 673 LIBCXX="-lstdc++" 674fi 675 676AC_SUBST(LIBCXX) 677 678]) 679