1 #
   2 # Copyright (c) 2011, 2014, 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 AC_DEFUN_ONCE([LIB_SETUP_INIT],
  27 [
  28 
  29   ###############################################################################
  30   #
  31   # OS specific settings that we never will need to probe.
  32   #
  33   if test "x$OPENJDK_TARGET_OS" = xlinux; then
  34     AC_MSG_CHECKING([what is not needed on Linux?])
  35     PULSE_NOT_NEEDED=yes
  36     AC_MSG_RESULT([pulse])
  37   fi
  38 
  39   if test "x$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
  45 
  46   if test "x$OPENJDK_TARGET_OS" = xaix; then
  47     AC_MSG_CHECKING([what is not needed on AIX?])
  48     ALSA_NOT_NEEDED=yes
  49     PULSE_NOT_NEEDED=yes
  50     AC_MSG_RESULT([alsa pulse])
  51   fi
  52 
  53 
  54   if test "x$OPENJDK_TARGET_OS" = xwindows; then
  55     AC_MSG_CHECKING([what is not needed on Windows?])
  56     CUPS_NOT_NEEDED=yes
  57     ALSA_NOT_NEEDED=yes
  58     PULSE_NOT_NEEDED=yes
  59     X11_NOT_NEEDED=yes
  60     AC_MSG_RESULT([alsa cups pulse x11])
  61   fi
  62 
  63   if test "x$OPENJDK_TARGET_OS" = xmacosx; then
  64     AC_MSG_CHECKING([what is not needed on MacOSX?])
  65     ALSA_NOT_NEEDED=yes
  66     PULSE_NOT_NEEDED=yes
  67     X11_NOT_NEEDED=yes
  68     AC_MSG_RESULT([alsa pulse x11])
  69   fi
  70 
  71   if test "x$OPENJDK_TARGET_OS" = xbsd; then
  72     AC_MSG_CHECKING([what is not needed on bsd?])
  73     ALSA_NOT_NEEDED=yes
  74     AC_MSG_RESULT([alsa])
  75   fi
  76 
  77   if test "x$OPENJDK" = "xfalse"; then
  78     FREETYPE_NOT_NEEDED=yes
  79   fi
  80 
  81   if test "x$SUPPORT_HEADFUL" = xno; then
  82     X11_NOT_NEEDED=yes
  83   fi
  84 ])
  85 
  86 AC_DEFUN_ONCE([LIB_SETUP_X11],
  87 [
  88 
  89   ###############################################################################
  90   #
  91   # Check for X Windows
  92   #
  93 
  94   # Check if the user has specified sysroot, but not --x-includes or --x-libraries.
  95   # Make a simple check for the libraries at the sysroot, and setup --x-includes and
  96   # --x-libraries for the sysroot, if that seems to be correct.
  97   if test "x$OPENJDK_TARGET_OS" = "xlinux"; then
  98     if test "x$SYSROOT" != "x"; then
  99       if test "x$x_includes" = xNONE; then
 100         if test -f "$SYSROOT/usr/X11R6/include/X11/Xlib.h"; then
 101           x_includes="$SYSROOT/usr/X11R6/include"
 102         elif test -f "$SYSROOT/usr/include/X11/Xlib.h"; then
 103           x_includes="$SYSROOT/usr/include"
 104         fi
 105       fi
 106       if test "x$x_libraries" = xNONE; then
 107         if test -f "$SYSROOT/usr/X11R6/lib/libX11.so"; then
 108           x_libraries="$SYSROOT/usr/X11R6/lib"
 109         elif test "$SYSROOT/usr/lib64/libX11.so" && test "x$OPENJDK_TARGET_CPU_BITS" = x64; then
 110           x_libraries="$SYSROOT/usr/lib64"
 111         elif test -f "$SYSROOT/usr/lib/libX11.so"; then
 112           x_libraries="$SYSROOT/usr/lib"
 113         fi
 114       fi
 115     fi
 116   fi
 117 
 118   # Now let autoconf do it's magic
 119   AC_PATH_X
 120   AC_PATH_XTRA
 121 
 122   # AC_PATH_XTRA creates X_LIBS and sometimes adds -R flags. When cross compiling
 123   # this doesn't make sense so we remove it.
 124   if test "x$COMPILE_TYPE" = xcross; then
 125     X_LIBS=`$ECHO $X_LIBS | $SED 's/-R \{0,1\}[[^ ]]*//g'`
 126   fi
 127 
 128   if test "x$no_x" = xyes && test "x$X11_NOT_NEEDED" != xyes; then
 129     HELP_MSG_MISSING_DEPENDENCY([x11])
 130     AC_MSG_ERROR([Could not find X11 libraries. $HELP_MSG])
 131   fi
 132 
 133   if test "x$OPENJDK_TARGET_OS" = xsolaris; then
 134     OPENWIN_HOME="/usr/openwin"
 135     X_CFLAGS="-I$SYSROOT$OPENWIN_HOME/include -I$SYSROOT$OPENWIN_HOME/include/X11/extensions"
 136     X_LIBS="-L$SYSROOT$OPENWIN_HOME/sfw/lib$OPENJDK_TARGET_CPU_ISADIR \
 137         -L$SYSROOT$OPENWIN_HOME/lib$OPENJDK_TARGET_CPU_ISADIR \
 138         -R$OPENWIN_HOME/sfw/lib$OPENJDK_TARGET_CPU_ISADIR \
 139         -R$OPENWIN_HOME/lib$OPENJDK_TARGET_CPU_ISADIR"
 140   fi
 141 
 142   AC_LANG_PUSH(C)
 143   OLD_CFLAGS="$CFLAGS"
 144   CFLAGS="$CFLAGS $SYSROOT_CFLAGS $X_CFLAGS"
 145 
 146   # Need to include Xlib.h and Xutil.h to avoid "present but cannot be compiled" warnings on Solaris 10
 147   AC_CHECK_HEADERS([X11/extensions/shape.h X11/extensions/Xrender.h X11/extensions/XTest.h X11/Intrinsic.h],
 148       [X11_A_OK=yes],
 149       [X11_A_OK=no; break],
 150       [
 151         # include <X11/Xlib.h>
 152         # include <X11/Xutil.h>
 153       ]
 154   )
 155 
 156   # If XLinearGradient isn't available in Xrender.h, signal that it needs to be
 157   # defined in libawt_xawt.
 158   AC_MSG_CHECKING([if XlinearGradient is defined in Xrender.h])
 159   AC_COMPILE_IFELSE(
 160       [AC_LANG_PROGRAM([[#include <X11/extensions/Xrender.h>]],
 161           [[XLinearGradient x;]])],
 162       [AC_MSG_RESULT([yes])],
 163       [AC_MSG_RESULT([no])
 164        X_CFLAGS="$X_CFLAGS -DSOLARIS10_NO_XRENDER_STRUCTS"])
 165 
 166   CFLAGS="$OLD_CFLAGS"
 167   AC_LANG_POP(C)
 168 
 169   if test "x$X11_A_OK" = xno && test "x$X11_NOT_NEEDED" != xyes; then
 170     HELP_MSG_MISSING_DEPENDENCY([x11])
 171     AC_MSG_ERROR([Could not find all X11 headers (shape.h Xrender.h XTest.h Intrinsic.h). $HELP_MSG])
 172   fi
 173 
 174   AC_SUBST(X_CFLAGS)
 175   AC_SUBST(X_LIBS)
 176 ])
 177 
 178 AC_DEFUN_ONCE([LIB_SETUP_CUPS],
 179 [
 180 
 181   ###############################################################################
 182   #
 183   # The common unix printing system cups is used to print from java.
 184   #
 185   AC_ARG_WITH(cups, [AS_HELP_STRING([--with-cups],
 186       [specify prefix directory for the cups package
 187       (expecting the headers under PATH/include)])])
 188   AC_ARG_WITH(cups-include, [AS_HELP_STRING([--with-cups-include],
 189       [specify directory for the cups include files])])
 190 
 191   if test "x$CUPS_NOT_NEEDED" = xyes; then
 192     if test "x${with_cups}" != x || test "x${with_cups_include}" != x; then
 193       AC_MSG_WARN([cups not used, so --with-cups is ignored])
 194     fi
 195     CUPS_CFLAGS=
 196   else
 197     CUPS_FOUND=no
 198 
 199     if test "x${with_cups}" = xno || test "x${with_cups_include}" = xno; then
 200       AC_MSG_ERROR([It is not possible to disable the use of cups. Remove the --without-cups option.])
 201     fi
 202 
 203     if test "x${with_cups}" != x; then
 204       CUPS_CFLAGS="-I${with_cups}/include"
 205       CUPS_FOUND=yes
 206     fi
 207     if test "x${with_cups_include}" != x; then
 208       CUPS_CFLAGS="-I${with_cups_include}"
 209       CUPS_FOUND=yes
 210     fi
 211     if test "x$CUPS_FOUND" = xno; then
 212       BDEPS_CHECK_MODULE(CUPS, cups, xxx, [CUPS_FOUND=yes])
 213     fi
 214     if test "x$CUPS_FOUND" = xno; then
 215       # Are the cups headers installed in the default /usr/include location?
 216       AC_CHECK_HEADERS([cups/cups.h cups/ppd.h],
 217           [
 218             CUPS_FOUND=yes
 219             CUPS_CFLAGS=
 220             DEFAULT_CUPS=yes
 221           ]
 222       )
 223     fi
 224     if test "x$CUPS_FOUND" = xno; then
 225       # Getting nervous now? Lets poke around for standard Solaris third-party
 226       # package installation locations.
 227       AC_MSG_CHECKING([for cups headers])
 228       if test -s $SYSROOT/opt/sfw/cups/include/cups/cups.h; then
 229         # An SFW package seems to be installed!
 230         CUPS_FOUND=yes
 231         CUPS_CFLAGS="-I$SYSROOT/opt/sfw/cups/include"
 232       elif test -s $SYSROOT/opt/csw/include/cups/cups.h; then
 233         # A CSW package seems to be installed!
 234         CUPS_FOUND=yes
 235         CUPS_CFLAGS="-I$SYSROOT/opt/csw/include"
 236       fi
 237       AC_MSG_RESULT([$CUPS_FOUND])
 238     fi
 239     if test "x$CUPS_FOUND" = xno; then
 240       HELP_MSG_MISSING_DEPENDENCY([cups])
 241       AC_MSG_ERROR([Could not find cups! $HELP_MSG ])
 242     fi
 243   fi
 244 
 245   AC_SUBST(CUPS_CFLAGS)
 246 
 247 ])
 248 
 249 AC_DEFUN([LIB_BUILD_FREETYPE],
 250 [
 251   FREETYPE_SRC_PATH="$1"
 252   BUILD_FREETYPE=yes
 253 
 254   # Check if the freetype sources are acessible..
 255   if ! test -d $FREETYPE_SRC_PATH; then
 256     AC_MSG_WARN([--with-freetype-src specified, but can't find path "$FREETYPE_SRC_PATH" - ignoring --with-freetype-src])
 257     BUILD_FREETYPE=no
 258   fi
 259   # ..and contain a vc2010 project file
 260   vcxproj_path="$FREETYPE_SRC_PATH/builds/windows/vc2010/freetype.vcxproj"
 261   if test "x$BUILD_FREETYPE" = xyes && ! test -s $vcxproj_path; then
 262     AC_MSG_WARN([Can't find project file $vcxproj_path (you may try a newer freetype version) - ignoring --with-freetype-src])
 263     BUILD_FREETYPE=no
 264   fi
 265   # Now check if configure found a version of 'msbuild.exe'
 266   if test "x$BUILD_FREETYPE" = xyes && test "x$MSBUILD" == x ; then
 267     AC_MSG_WARN([Can't find an msbuild.exe executable (you may try to install .NET 4.0) - ignoring --with-freetype-src])
 268     BUILD_FREETYPE=no
 269   fi
 270 
 271   # Ready to go..
 272   if test "x$BUILD_FREETYPE" = xyes; then
 273 
 274     # msbuild requires trailing slashes for output directories
 275     freetype_lib_path="$FREETYPE_SRC_PATH/lib$OPENJDK_TARGET_CPU_BITS/"
 276     freetype_lib_path_unix="$freetype_lib_path"
 277     freetype_obj_path="$FREETYPE_SRC_PATH/obj$OPENJDK_TARGET_CPU_BITS/"
 278     BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(vcxproj_path)
 279     BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(freetype_lib_path)
 280     BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(freetype_obj_path)
 281     if test "x$OPENJDK_TARGET_CPU_BITS" = x64; then
 282       freetype_platform=x64
 283     else
 284       freetype_platform=win32
 285     fi
 286 
 287     # The original freetype project file is for VS 2010 (i.e. 'v100'),
 288     # so we have to adapt the toolset if building with any other toolsed (i.e. SDK).
 289     # Currently 'PLATFORM_TOOLSET' is set in 'TOOLCHAIN_CHECK_POSSIBLE_VISUAL_STUDIO_ROOT'/
 290     # 'TOOLCHAIN_CHECK_POSSIBLE_WIN_SDK_ROOT' in toolchain_windows.m4
 291     AC_MSG_NOTICE([Trying to compile freetype sources with PlatformToolset=$PLATFORM_TOOLSET to $freetype_lib_path_unix ...])
 292 
 293     # First we try to build the freetype.dll
 294     $ECHO -e "@echo off\n"\
 295              "$MSBUILD $vcxproj_path "\
 296                        "/p:PlatformToolset=$PLATFORM_TOOLSET "\
 297                        "/p:Configuration=\"Release Multithreaded\" "\
 298                        "/p:Platform=$freetype_platform "\
 299                        "/p:ConfigurationType=DynamicLibrary "\
 300                        "/p:TargetName=freetype "\
 301                        "/p:OutDir=\"$freetype_lib_path\" "\
 302                        "/p:IntDir=\"$freetype_obj_path\" > freetype.log" > freetype.bat
 303     cmd /c freetype.bat
 304 
 305     if test -s "$freetype_lib_path_unix/freetype.dll"; then
 306       # If that succeeds we also build freetype.lib
 307       $ECHO -e "@echo off\n"\
 308                "$MSBUILD $vcxproj_path "\
 309                          "/p:PlatformToolset=$PLATFORM_TOOLSET "\
 310                          "/p:Configuration=\"Release Multithreaded\" "\
 311                          "/p:Platform=$freetype_platform "\
 312                          "/p:ConfigurationType=StaticLibrary "\
 313                          "/p:TargetName=freetype "\
 314                          "/p:OutDir=\"$freetype_lib_path\" "\
 315                          "/p:IntDir=\"$freetype_obj_path\" >> freetype.log" > freetype.bat
 316       cmd /c freetype.bat
 317 
 318       if test -s "$freetype_lib_path_unix/freetype.lib"; then
 319         # Once we build both, lib and dll, set freetype lib and include path appropriately
 320         POTENTIAL_FREETYPE_INCLUDE_PATH="$FREETYPE_SRC_PATH/include"
 321         POTENTIAL_FREETYPE_LIB_PATH="$freetype_lib_path_unix"
 322         AC_MSG_NOTICE([Compiling freetype sources succeeded! (see freetype.log for build results)])
 323       else
 324         BUILD_FREETYPE=no
 325       fi
 326     else
 327       BUILD_FREETYPE=no
 328     fi
 329   fi
 330 ])
 331 
 332 AC_DEFUN([LIB_CHECK_POTENTIAL_FREETYPE],
 333 [
 334   POTENTIAL_FREETYPE_INCLUDE_PATH="$1"
 335   POTENTIAL_FREETYPE_LIB_PATH="$2"
 336   METHOD="$3"
 337 
 338   # First check if the files exists.
 339   if test -s "$POTENTIAL_FREETYPE_INCLUDE_PATH/ft2build.h"; then
 340     # We found an arbitrary include file. That's a good sign.
 341     AC_MSG_NOTICE([Found freetype include files at $POTENTIAL_FREETYPE_INCLUDE_PATH using $METHOD])
 342     FOUND_FREETYPE=yes
 343 
 344     FREETYPE_LIB_NAME="${LIBRARY_PREFIX}freetype${SHARED_LIBRARY_SUFFIX}"
 345     if ! test -s "$POTENTIAL_FREETYPE_LIB_PATH/$FREETYPE_LIB_NAME"; then
 346       AC_MSG_NOTICE([Could not find $POTENTIAL_FREETYPE_LIB_PATH/$FREETYPE_LIB_NAME. Ignoring location.])
 347       FOUND_FREETYPE=no
 348     else
 349       if test "x$OPENJDK_TARGET_OS" = xwindows; then
 350         # On Windows, we will need both .lib and .dll file.
 351         if ! test -s "$POTENTIAL_FREETYPE_LIB_PATH/freetype.lib"; then
 352           AC_MSG_NOTICE([Could not find $POTENTIAL_FREETYPE_LIB_PATH/freetype.lib. Ignoring location.])
 353           FOUND_FREETYPE=no
 354         fi
 355       elif test "x$OPENJDK_TARGET_OS" = xsolaris \
 356           && test -s "$POTENTIAL_FREETYPE_LIB_PATH$OPENJDK_TARGET_CPU_ISADIR/$FREETYPE_LIB_NAME"; then
 357         # Found lib in isa dir, use that instead.
 358         POTENTIAL_FREETYPE_LIB_PATH="$POTENTIAL_FREETYPE_LIB_PATH$OPENJDK_TARGET_CPU_ISADIR"
 359       fi
 360     fi
 361   fi
 362 
 363   if test "x$FOUND_FREETYPE" = xyes; then
 364     BASIC_FIXUP_PATH(POTENTIAL_FREETYPE_INCLUDE_PATH)
 365     BASIC_FIXUP_PATH(POTENTIAL_FREETYPE_LIB_PATH)
 366 
 367     FREETYPE_INCLUDE_PATH="$POTENTIAL_FREETYPE_INCLUDE_PATH"
 368     AC_MSG_CHECKING([for freetype includes])
 369     AC_MSG_RESULT([$FREETYPE_INCLUDE_PATH])
 370     FREETYPE_LIB_PATH="$POTENTIAL_FREETYPE_LIB_PATH"
 371     AC_MSG_CHECKING([for freetype libraries])
 372     AC_MSG_RESULT([$FREETYPE_LIB_PATH])
 373   fi
 374 ])
 375 
 376 AC_DEFUN_ONCE([LIB_SETUP_FREETYPE],
 377 [
 378 
 379   ###############################################################################
 380   #
 381   # The ubiquitous freetype library is used to render fonts.
 382   #
 383   AC_ARG_WITH(freetype, [AS_HELP_STRING([--with-freetype],
 384       [specify prefix directory for the freetype package
 385       (expecting the libraries under PATH/lib and the headers under PATH/include)])])
 386   AC_ARG_WITH(freetype-include, [AS_HELP_STRING([--with-freetype-include],
 387       [specify directory for the freetype include files])])
 388   AC_ARG_WITH(freetype-lib, [AS_HELP_STRING([--with-freetype-lib],
 389       [specify directory for the freetype library])])
 390   AC_ARG_WITH(freetype-src, [AS_HELP_STRING([--with-freetype-src],
 391       [specify directory with freetype sources to automatically build the library (experimental, Windows-only)])])
 392   AC_ARG_ENABLE(freetype-bundling, [AS_HELP_STRING([--disable-freetype-bundling],
 393       [disable bundling of the freetype library with the build result @<:@enabled on Windows or when using --with-freetype, disabled otherwise@:>@])])
 394 
 395   FREETYPE_CFLAGS=
 396   FREETYPE_LIBS=
 397   FREETYPE_BUNDLE_LIB_PATH=
 398 
 399   if test "x$FREETYPE_NOT_NEEDED" = xyes; then
 400     if test "x$with_freetype" != x || test "x$with_freetype_include" != x || test "x$with_freetype_lib" != x || test "x$with_freetype_src" != x; then
 401       AC_MSG_WARN([freetype not used, so --with-freetype is ignored])
 402     fi
 403     if test "x$enable_freetype_bundling" != x; then
 404       AC_MSG_WARN([freetype not used, so --enable-freetype-bundling is ignored])
 405     fi
 406   else
 407     # freetype is needed to build; go get it!
 408 
 409     BUNDLE_FREETYPE="$enable_freetype_bundling"
 410 
 411     if  test "x$with_freetype_src" != x; then
 412       if test "x$OPENJDK_TARGET_OS" = xwindows; then
 413         # Try to build freetype if --with-freetype-src was given on Windows
 414         LIB_BUILD_FREETYPE([$with_freetype_src])
 415         if test "x$BUILD_FREETYPE" = xyes; then
 416           # Okay, we built it. Check that it works.
 417           LIB_CHECK_POTENTIAL_FREETYPE($POTENTIAL_FREETYPE_INCLUDE_PATH, $POTENTIAL_FREETYPE_LIB_PATH, [--with-freetype-src])
 418           if test "x$FOUND_FREETYPE" != xyes; then
 419             AC_MSG_ERROR([Can not use the built freetype at location given by --with-freetype-src])
 420           fi
 421         else
 422           AC_MSG_NOTICE([User specified --with-freetype-src but building freetype failed. (see freetype.log for build results)])
 423           AC_MSG_ERROR([Consider building freetype manually and using --with-freetype instead.])
 424         fi
 425       else
 426         AC_MSG_WARN([--with-freetype-src is currently only supported on Windows - ignoring])
 427       fi
 428     fi
 429 
 430     if test "x$with_freetype" != x || test "x$with_freetype_include" != x || test "x$with_freetype_lib" != x; then
 431       # User has specified settings
 432 
 433       if test "x$BUNDLE_FREETYPE" = x; then
 434         # If not specified, default is to bundle freetype
 435         BUNDLE_FREETYPE=yes
 436       fi
 437 
 438       if test "x$with_freetype" != x; then
 439         POTENTIAL_FREETYPE_INCLUDE_PATH="$with_freetype/include"
 440         POTENTIAL_FREETYPE_LIB_PATH="$with_freetype/lib"
 441       fi
 442 
 443       # Allow --with-freetype-lib and --with-freetype-include to override
 444       if test "x$with_freetype_include" != x; then
 445         POTENTIAL_FREETYPE_INCLUDE_PATH="$with_freetype_include"
 446       fi
 447       if test "x$with_freetype_lib" != x; then
 448         POTENTIAL_FREETYPE_LIB_PATH="$with_freetype_lib"
 449       fi
 450 
 451       if test "x$POTENTIAL_FREETYPE_INCLUDE_PATH" != x && test "x$POTENTIAL_FREETYPE_LIB_PATH" != x; then
 452         # Okay, we got it. Check that it works.
 453         LIB_CHECK_POTENTIAL_FREETYPE($POTENTIAL_FREETYPE_INCLUDE_PATH, $POTENTIAL_FREETYPE_LIB_PATH, [--with-freetype])
 454         if test "x$FOUND_FREETYPE" != xyes; then
 455           AC_MSG_ERROR([Can not find or use freetype at location given by --with-freetype])
 456         fi
 457       else
 458         # User specified only one of lib or include. This is an error.
 459         if test "x$POTENTIAL_FREETYPE_INCLUDE_PATH" = x ; then
 460           AC_MSG_NOTICE([User specified --with-freetype-lib but not --with-freetype-include])
 461           AC_MSG_ERROR([Need both freetype lib and include paths. Consider using --with-freetype instead.])
 462         else
 463           AC_MSG_NOTICE([User specified --with-freetype-include but not --with-freetype-lib])
 464           AC_MSG_ERROR([Need both freetype lib and include paths. Consider using --with-freetype instead.])
 465         fi
 466       fi
 467     else
 468       # User did not specify settings, but we need freetype. Try to locate it.
 469 
 470       if test "x$BUNDLE_FREETYPE" = x; then
 471         # If not specified, default is to bundle freetype only on windows
 472         if test "x$OPENJDK_TARGET_OS" = xwindows; then
 473           BUNDLE_FREETYPE=yes
 474         else
 475           BUNDLE_FREETYPE=no
 476         fi
 477       fi
 478 
 479       if test "x$FOUND_FREETYPE" != xyes; then
 480         # Check builddeps
 481         BDEPS_CHECK_MODULE(FREETYPE, freetype2, xxx, [FOUND_FREETYPE=yes], [FOUND_FREETYPE=no])
 482         # BDEPS_CHECK_MODULE will set FREETYPE_CFLAGS and _LIBS, but we don't get a lib path for bundling.
 483         if test "x$FOUND_FREETYPE" = xyes; then
 484           if test "x$BUNDLE_FREETYPE" = xyes; then
 485             AC_MSG_NOTICE([Found freetype using builddeps, but ignoring since we can not bundle that])
 486             FOUND_FREETYPE=no
 487           else
 488             AC_MSG_CHECKING([for freetype])
 489             AC_MSG_RESULT([yes (using builddeps)])
 490           fi
 491         fi
 492       fi
 493 
 494       # If we have a sysroot, assume that's where we are supposed to look and skip pkg-config.
 495       if test "x$SYSROOT" = x; then
 496         if test "x$FOUND_FREETYPE" != xyes; then
 497           # Check modules using pkg-config, but only if we have it (ugly output results otherwise)
 498           if test "x$PKG_CONFIG" != x; then
 499             PKG_CHECK_MODULES(FREETYPE, freetype2, [FOUND_FREETYPE=yes], [FOUND_FREETYPE=no])
 500             if test "x$FOUND_FREETYPE" = xyes; then
 501               # On solaris, pkg_check adds -lz to freetype libs, which isn't necessary for us.
 502               FREETYPE_LIBS=`$ECHO $FREETYPE_LIBS | $SED 's/-lz//g'`
 503               # 64-bit libs for Solaris x86 are installed in the amd64 subdirectory, change lib to lib/amd64
 504               if test "x$OPENJDK_TARGET_OS" = xsolaris && test "x$OPENJDK_TARGET_CPU" = xx86_64; then
 505                 FREETYPE_LIBS=`$ECHO $FREETYPE_LIBS | $SED 's?/lib?/lib/amd64?g'`
 506               fi
 507               # BDEPS_CHECK_MODULE will set FREETYPE_CFLAGS and _LIBS, but we don't get a lib path for bundling.
 508               if test "x$BUNDLE_FREETYPE" = xyes; then
 509                 AC_MSG_NOTICE([Found freetype using pkg-config, but ignoring since we can not bundle that])
 510                 FOUND_FREETYPE=no
 511               else
 512                 AC_MSG_CHECKING([for freetype])
 513                 AC_MSG_RESULT([yes (using pkg-config)])
 514               fi
 515             fi
 516           fi
 517         fi
 518       fi
 519 
 520       if test "x$FOUND_FREETYPE" != xyes; then
 521         # Check in well-known locations
 522         if test "x$OPENJDK_TARGET_OS" = xwindows; then
 523           FREETYPE_BASE_DIR="$PROGRAMFILES/GnuWin32"
 524           BASIC_WINDOWS_REWRITE_AS_UNIX_PATH(FREETYPE_BASE_DIR)
 525           LIB_CHECK_POTENTIAL_FREETYPE([$FREETYPE_BASE_DIR/include], [$FREETYPE_BASE_DIR/lib], [well-known location])
 526           if test "x$FOUND_FREETYPE" != xyes; then
 527             FREETYPE_BASE_DIR="$ProgramW6432/GnuWin32"
 528             BASIC_WINDOWS_REWRITE_AS_UNIX_PATH(FREETYPE_BASE_DIR)
 529             LIB_CHECK_POTENTIAL_FREETYPE([$FREETYPE_BASE_DIR/include], [$FREETYPE_BASE_DIR/lib], [well-known location])
 530           fi
 531         else
 532           FREETYPE_BASE_DIR="$SYSROOT/usr"
 533           LIB_CHECK_POTENTIAL_FREETYPE([$FREETYPE_BASE_DIR/include], [$FREETYPE_BASE_DIR/lib], [well-known location])
 534 
 535           if test "x$FOUND_FREETYPE" != xyes; then
 536             FREETYPE_BASE_DIR="$SYSROOT/usr/X11"
 537             LIB_CHECK_POTENTIAL_FREETYPE([$FREETYPE_BASE_DIR/include], [$FREETYPE_BASE_DIR/lib], [well-known location])
 538           fi
 539 
 540           if test "x$FOUND_FREETYPE" != xyes; then
 541             FREETYPE_BASE_DIR="$SYSROOT/usr/sfw"
 542             LIB_CHECK_POTENTIAL_FREETYPE([$FREETYPE_BASE_DIR/include], [$FREETYPE_BASE_DIR/lib], [well-known location])
 543           fi
 544 
 545           if test "x$FOUND_FREETYPE" != xyes; then
 546             FREETYPE_BASE_DIR="$SYSROOT/usr"
 547             if test "x$OPENJDK_TARGET_CPU_BITS" = x64; then
 548               LIB_CHECK_POTENTIAL_FREETYPE([$FREETYPE_BASE_DIR/include], [$FREETYPE_BASE_DIR/lib/x86_64-linux-gnu], [well-known location])
 549             else
 550               LIB_CHECK_POTENTIAL_FREETYPE([$FREETYPE_BASE_DIR/include], [$FREETYPE_BASE_DIR/lib/i386-linux-gnu], [well-known location])
 551               if test "x$FOUND_FREETYPE" != xyes; then
 552                 LIB_CHECK_POTENTIAL_FREETYPE([$FREETYPE_BASE_DIR/include], [$FREETYPE_BASE_DIR/lib32], [well-known location])
 553               fi
 554             fi
 555           fi
 556         fi
 557       fi # end check in well-known locations
 558 
 559       if test "x$FOUND_FREETYPE" != xyes; then
 560         HELP_MSG_MISSING_DEPENDENCY([freetype])
 561         AC_MSG_ERROR([Could not find freetype! $HELP_MSG ])
 562       fi
 563     fi # end user specified settings
 564 
 565     # Set FREETYPE_CFLAGS, _LIBS and _LIB_PATH from include and lib dir.
 566     if test "x$FREETYPE_CFLAGS" = x; then
 567       BASIC_FIXUP_PATH(FREETYPE_INCLUDE_PATH)
 568       if test -d $FREETYPE_INCLUDE_PATH/freetype2/freetype; then
 569         FREETYPE_CFLAGS="-I$FREETYPE_INCLUDE_PATH/freetype2 -I$FREETYPE_INCLUDE_PATH"
 570       else
 571         FREETYPE_CFLAGS="-I$FREETYPE_INCLUDE_PATH"
 572       fi
 573     fi
 574 
 575     if test "x$FREETYPE_LIBS" = x; then
 576       BASIC_FIXUP_PATH(FREETYPE_LIB_PATH)
 577       if test "x$OPENJDK_TARGET_OS" = xwindows; then
 578         FREETYPE_LIBS="$FREETYPE_LIB_PATH/freetype.lib"
 579       else
 580         FREETYPE_LIBS="-L$FREETYPE_LIB_PATH -lfreetype"
 581       fi
 582     fi
 583 
 584     # Try to compile it
 585     AC_MSG_CHECKING([if we can compile and link with freetype])
 586     AC_LANG_PUSH(C++)
 587     PREV_CXXCFLAGS="$CXXFLAGS"
 588     PREV_LIBS="$LIBS"
 589     PREV_CXX="$CXX"
 590     CXXFLAGS="$CXXFLAGS $FREETYPE_CFLAGS"
 591     LIBS="$LIBS $FREETYPE_LIBS"
 592     CXX="$FIXPATH $CXX"
 593     AC_LINK_IFELSE([AC_LANG_SOURCE([[
 594           #include<ft2build.h>
 595           #include FT_FREETYPE_H
 596           int main () {
 597             FT_Init_FreeType(NULL);
 598             return 0;
 599           }
 600         ]])],
 601         [
 602           AC_MSG_RESULT([yes])
 603         ],
 604         [
 605           AC_MSG_RESULT([no])
 606           AC_MSG_NOTICE([Could not compile and link with freetype. This might be a 32/64-bit mismatch.])
 607           AC_MSG_NOTICE([Using FREETYPE_CFLAGS=$FREETYPE_CFLAGS and FREETYPE_LIBS=$FREETYPE_LIBS])
 608 
 609           HELP_MSG_MISSING_DEPENDENCY([freetype])
 610 
 611           AC_MSG_ERROR([Can not continue without freetype. $HELP_MSG])
 612         ]
 613     )
 614     CXXCFLAGS="$PREV_CXXFLAGS"
 615     LIBS="$PREV_LIBS"
 616     CXX="$PREV_CXX"
 617     AC_LANG_POP(C++)
 618 
 619     AC_MSG_CHECKING([if we should bundle freetype])
 620     if test "x$BUNDLE_FREETYPE" = xyes; then
 621       FREETYPE_BUNDLE_LIB_PATH="$FREETYPE_LIB_PATH"
 622     fi
 623     AC_MSG_RESULT([$BUNDLE_FREETYPE])
 624 
 625   fi # end freetype needed
 626 
 627   AC_SUBST(FREETYPE_BUNDLE_LIB_PATH)
 628   AC_SUBST(FREETYPE_CFLAGS)
 629   AC_SUBST(FREETYPE_LIBS)
 630 ])
 631 
 632 AC_DEFUN_ONCE([LIB_SETUP_ALSA],
 633 [
 634 
 635   ###############################################################################
 636   #
 637   # Check for alsa headers and libraries. Used on Linux/GNU systems.
 638   #
 639   AC_ARG_WITH(alsa, [AS_HELP_STRING([--with-alsa],
 640       [specify prefix directory for the alsa package
 641       (expecting the libraries under PATH/lib and the headers under PATH/include)])])
 642   AC_ARG_WITH(alsa-include, [AS_HELP_STRING([--with-alsa-include],
 643       [specify directory for the alsa include files])])
 644   AC_ARG_WITH(alsa-lib, [AS_HELP_STRING([--with-alsa-lib],
 645       [specify directory for the alsa library])])
 646 
 647   if test "x$ALSA_NOT_NEEDED" = xyes; then
 648     if test "x${with_alsa}" != x || test "x${with_alsa_include}" != x || test "x${with_alsa_lib}" != x; then
 649       AC_MSG_WARN([alsa not used, so --with-alsa is ignored])
 650     fi
 651     ALSA_CFLAGS=
 652     ALSA_LIBS=
 653   else
 654     ALSA_FOUND=no
 655 
 656     if test "x${with_alsa}" = xno || test "x${with_alsa_include}" = xno || test "x${with_alsa_lib}" = xno; then
 657       AC_MSG_ERROR([It is not possible to disable the use of alsa. Remove the --without-alsa option.])
 658     fi
 659 
 660     if test "x${with_alsa}" != x; then
 661       ALSA_LIBS="-L${with_alsa}/lib -lasound"
 662       ALSA_CFLAGS="-I${with_alsa}/include"
 663       ALSA_FOUND=yes
 664     fi
 665     if test "x${with_alsa_include}" != x; then
 666       ALSA_CFLAGS="-I${with_alsa_include}"
 667       ALSA_FOUND=yes
 668     fi
 669     if test "x${with_alsa_lib}" != x; then
 670       ALSA_LIBS="-L${with_alsa_lib} -lasound"
 671       ALSA_FOUND=yes
 672     fi
 673     if test "x$ALSA_FOUND" = xno; then
 674       BDEPS_CHECK_MODULE(ALSA, alsa, xxx, [ALSA_FOUND=yes], [ALSA_FOUND=no])
 675     fi
 676     # Do not try pkg-config if we have a sysroot set.
 677     if test "x$SYSROOT" = x; then
 678       if test "x$ALSA_FOUND" = xno; then
 679         PKG_CHECK_MODULES(ALSA, alsa, [ALSA_FOUND=yes], [ALSA_FOUND=no])
 680       fi
 681     fi
 682     if test "x$ALSA_FOUND" = xno; then
 683       AC_CHECK_HEADERS([alsa/asoundlib.h],
 684           [
 685             ALSA_FOUND=yes
 686             ALSA_CFLAGS=-Iignoreme
 687             ALSA_LIBS=-lasound
 688             DEFAULT_ALSA=yes
 689           ],
 690           [ALSA_FOUND=no])
 691     fi
 692     if test "x$ALSA_FOUND" = xno; then
 693       HELP_MSG_MISSING_DEPENDENCY([alsa])
 694       AC_MSG_ERROR([Could not find alsa! $HELP_MSG ])
 695     fi
 696   fi
 697 
 698   AC_SUBST(ALSA_CFLAGS)
 699   AC_SUBST(ALSA_LIBS)
 700 ])
 701 
 702 AC_DEFUN_ONCE([LIB_SETUP_MISC_LIBS],
 703 [
 704 
 705   ###############################################################################
 706   #
 707   # Check for the jpeg library
 708   #
 709 
 710   AC_ARG_WITH(libjpeg, [AS_HELP_STRING([--with-libjpeg],
 711       [use libjpeg from build system or OpenJDK source (system, bundled) @<:@bundled@:>@])])
 712 
 713   AC_MSG_CHECKING([for which libjpeg to use])
 714 
 715   # default is bundled
 716   DEFAULT_LIBJPEG=bundled
 717 
 718   #
 719   # if user didn't specify, use DEFAULT_LIBJPEG
 720   #
 721   if test "x${with_libjpeg}" = "x"; then
 722     with_libjpeg=${DEFAULT_LIBJPEG}
 723   fi
 724 
 725   AC_MSG_RESULT(${with_libjpeg})
 726 
 727   if test "x${with_libjpeg}" = "xbundled"; then
 728     USE_EXTERNAL_LIBJPEG=false
 729   elif test "x${with_libjpeg}" = "xsystem"; then
 730     AC_CHECK_HEADER(jpeglib.h, [],
 731         [ AC_MSG_ERROR([--with-libjpeg=system specified, but jpeglib.h not found!])])
 732     AC_CHECK_LIB(jpeg, jpeg_CreateDecompress, [],
 733         [ AC_MSG_ERROR([--with-libjpeg=system specified, but no libjpeg found])])
 734 
 735     USE_EXTERNAL_LIBJPEG=true
 736   else
 737     AC_MSG_ERROR([Invalid use of --with-libjpeg: ${with_libjpeg}, use 'system' or 'bundled'])
 738   fi
 739 
 740   AC_SUBST(USE_EXTERNAL_LIBJPEG)
 741 
 742   ###############################################################################
 743   #
 744   # Check for the gif library
 745   #
 746 
 747   AC_ARG_WITH(giflib, [AS_HELP_STRING([--with-giflib],
 748       [use giflib from build system or OpenJDK source (system, bundled) @<:@bundled@:>@])])
 749 
 750 
 751   AC_MSG_CHECKING([for which giflib to use])
 752 
 753   # default is bundled
 754   DEFAULT_GIFLIB=bundled
 755 
 756   #
 757   # if user didn't specify, use DEFAULT_GIFLIB
 758   #
 759   if test "x${with_giflib}" = "x"; then
 760     with_giflib=${DEFAULT_GIFLIB}
 761   fi
 762 
 763   AC_MSG_RESULT(${with_giflib})
 764 
 765   if test "x${with_giflib}" = "xbundled"; then
 766     USE_EXTERNAL_LIBGIF=false
 767   elif test "x${with_giflib}" = "xsystem"; then
 768     AC_CHECK_HEADER(gif_lib.h, [],
 769         [ AC_MSG_ERROR([--with-giflib=system specified, but gif_lib.h not found!])])
 770     AC_CHECK_LIB(gif, DGifGetCode, [],
 771         [ AC_MSG_ERROR([--with-giflib=system specified, but no giflib found!])])
 772 
 773     USE_EXTERNAL_LIBGIF=true
 774   else
 775     AC_MSG_ERROR([Invalid value of --with-giflib: ${with_giflib}, use 'system' or 'bundled'])
 776   fi
 777   AC_SUBST(USE_EXTERNAL_LIBGIF)
 778 
 779   ###############################################################################
 780   #
 781   # Check for the lcms2 library
 782   #
 783 
 784   AC_ARG_WITH(lcms, [AS_HELP_STRING([--with-lcms],
 785         [use lcms2 from build system or OpenJDK source (system, bundled) @<:@bundled@:>@])])
 786 
 787   AC_MSG_CHECKING([for which lcms to use])
 788 
 789   DEFAULT_LCMS=bundled
 790 
 791   #
 792   # If user didn't specify, use DEFAULT_LCMS
 793   #
 794   if test "x${with_lcms}" = "x"; then
 795       with_lcms=${DEFAULT_LCMS}
 796   fi
 797 
 798   if test "x${with_lcms}" = "xbundled"; then
 799     USE_EXTERNAL_LCMS=false
 800     AC_MSG_RESULT([bundled])
 801   elif test "x${with_lcms}" = "xsystem"; then
 802     AC_MSG_RESULT([system])
 803     PKG_CHECK_MODULES([LCMS], [lcms2], [LCMS_FOUND=yes], [LCMS_FOUND=no])
 804     if test "x${LCMS_FOUND}" = "xyes"; then
 805       USE_EXTERNAL_LCMS=true
 806     else
 807       AC_MSG_ERROR([--with-lcms=system specified, but no lcms found!])
 808     fi
 809   else
 810     AC_MSG_ERROR([Invalid value for --with-lcms: ${with_lcms}, use 'system' or 'bundled'])
 811   fi
 812 
 813   AC_SUBST(USE_EXTERNAL_LCMS)
 814 
 815   ###############################################################################
 816   #
 817   # Check for the png library
 818   #
 819 
 820   AC_ARG_WITH(libpng, [AS_HELP_STRING([--with-libpng],
 821      [use libpng from build system or OpenJDK source (system, bundled) @<:@bundled@:>@])])
 822 
 823 
 824   AC_MSG_CHECKING([for which libpng to use])
 825 
 826   # default is bundled
 827   DEFAULT_LIBPNG=bundled
 828 
 829   #
 830   # if user didn't specify, use DEFAULT_LIBPNG
 831   #
 832   if test "x${with_libpng}" = "x"; then
 833       with_libpng=${DEFAULT_LIBPNG}
 834   fi
 835 
 836   if test "x${with_libpng}" = "xbundled"; then
 837       USE_EXTERNAL_LIBPNG=false
 838       AC_MSG_RESULT([bundled])
 839   elif test "x${with_libpng}" = "xsystem"; then
 840       PKG_CHECK_MODULES(PNG, libpng,
 841                    [ LIBPNG_FOUND=yes ],
 842                    [ LIBPNG_FOUND=no ])
 843       if test "x${LIBPNG_FOUND}" = "xyes"; then
 844           USE_EXTERNAL_LIBPNG=true
 845           AC_MSG_RESULT([system])
 846       else
 847           AC_MSG_RESULT([system not found])
 848           AC_MSG_ERROR([--with-libpng=system specified, but no libpng found!])
 849       fi
 850   else
 851       AC_MSG_ERROR([Invalid value of --with-libpng: ${with_libpng}, use 'system' or 'bundled'])
 852   fi
 853   AC_SUBST(USE_EXTERNAL_LIBPNG)
 854 
 855   ###############################################################################
 856   #
 857   # Check for the zlib library
 858   #
 859 
 860   AC_ARG_WITH(zlib, [AS_HELP_STRING([--with-zlib],
 861       [use zlib from build system or OpenJDK source (system, bundled) @<:@bundled@:>@])])
 862 
 863   AC_CHECK_LIB(z, compress,
 864       [ ZLIB_FOUND=yes ],
 865       [ ZLIB_FOUND=no ])
 866 
 867   AC_MSG_CHECKING([for which zlib to use])
 868 
 869   DEFAULT_ZLIB=bundled
 870   if test "x$OPENJDK_TARGET_OS" = xmacosx; then
 871     #
 872     # On macosx default is system...on others default is
 873     #
 874     DEFAULT_ZLIB=system
 875   fi
 876 
 877   if test "x${ZLIB_FOUND}" != "xyes"; then
 878     #
 879     # If we don't find any system...set default to bundled
 880     #
 881     DEFAULT_ZLIB=bundled
 882   fi
 883 
 884   #
 885   # If user didn't specify, use DEFAULT_ZLIB
 886   #
 887   if test "x${with_zlib}" = "x"; then
 888     with_zlib=${DEFAULT_ZLIB}
 889   fi
 890 
 891   if test "x${with_zlib}" = "xbundled"; then
 892     USE_EXTERNAL_LIBZ=false
 893     AC_MSG_RESULT([bundled])
 894   elif test "x${with_zlib}" = "xsystem"; then
 895     if test "x${ZLIB_FOUND}" = "xyes"; then
 896       USE_EXTERNAL_LIBZ=true
 897       AC_MSG_RESULT([system])
 898     else
 899       AC_MSG_RESULT([system not found])
 900       AC_MSG_ERROR([--with-zlib=system specified, but no zlib found!])
 901     fi
 902   else
 903     AC_MSG_ERROR([Invalid value for --with-zlib: ${with_zlib}, use 'system' or 'bundled'])
 904   fi
 905 
 906   AC_SUBST(USE_EXTERNAL_LIBZ)
 907 
 908   ###############################################################################
 909   LIBZIP_CAN_USE_MMAP=true
 910 
 911   AC_SUBST(LIBZIP_CAN_USE_MMAP)
 912 
 913   ###############################################################################
 914   #
 915   # Check if altzone exists in time.h
 916   #
 917 
 918   AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <time.h>], [return (int)altzone;])],
 919       [has_altzone=yes],
 920       [has_altzone=no])
 921   if test "x$has_altzone" = xyes; then
 922     AC_DEFINE([HAVE_ALTZONE], 1, [Define if you have the external 'altzone' variable in time.h])
 923   fi
 924 
 925   ###############################################################################
 926   #
 927   # Check the maths library
 928   #
 929 
 930   AC_CHECK_LIB(m, cos, [],
 931       [
 932         AC_MSG_NOTICE([Maths library was not found])
 933       ]
 934   )
 935   AC_SUBST(LIBM)
 936 
 937   ###############################################################################
 938   #
 939   # Check for libdl.so
 940 
 941   save_LIBS="$LIBS"
 942   LIBS=""
 943   AC_CHECK_LIB(dl,dlopen)
 944   LIBDL="$LIBS"
 945   AC_SUBST(LIBDL)
 946   LIBS="$save_LIBS"
 947 ])
 948 
 949 AC_DEFUN_ONCE([LIB_SETUP_STATIC_LINK_LIBSTDCPP],
 950 [
 951   ###############################################################################
 952   #
 953   # statically link libstdc++ before C++ ABI is stablized on Linux unless
 954   # dynamic build is configured on command line.
 955   #
 956   AC_ARG_WITH([stdc++lib], [AS_HELP_STRING([--with-stdc++lib=<static>,<dynamic>,<default>],
 957       [force linking of the C++ runtime on Linux to either static or dynamic, default is static with dynamic as fallback])],
 958       [
 959         if test "x$with_stdc__lib" != xdynamic && test "x$with_stdc__lib" != xstatic \
 960                 && test "x$with_stdc__lib" != xdefault; then
 961           AC_MSG_ERROR([Bad parameter value --with-stdc++lib=$with_stdc__lib!])
 962         fi
 963       ],
 964       [with_stdc__lib=default]
 965   )
 966 
 967   if test "x$OPENJDK_TARGET_OS" = xlinux; then
 968     # Test if -lstdc++ works.
 969     AC_MSG_CHECKING([if dynamic link of stdc++ is possible])
 970     AC_LANG_PUSH(C++)
 971     OLD_CXXFLAGS="$CXXFLAGS"
 972     CXXFLAGS="$CXXFLAGS -lstdc++"
 973     AC_LINK_IFELSE([AC_LANG_PROGRAM([], [return 0;])],
 974         [has_dynamic_libstdcxx=yes],
 975         [has_dynamic_libstdcxx=no])
 976     CXXFLAGS="$OLD_CXXFLAGS"
 977     AC_LANG_POP(C++)
 978     AC_MSG_RESULT([$has_dynamic_libstdcxx])
 979 
 980     # Test if stdc++ can be linked statically.
 981     AC_MSG_CHECKING([if static link of stdc++ is possible])
 982     STATIC_STDCXX_FLAGS="-Wl,-Bstatic -lstdc++ -lgcc -Wl,-Bdynamic"
 983     AC_LANG_PUSH(C++)
 984     OLD_LIBS="$LIBS"
 985     OLD_CXX="$CXX"
 986     LIBS="$STATIC_STDCXX_FLAGS"
 987     CXX="$CC"
 988     AC_LINK_IFELSE([AC_LANG_PROGRAM([], [return 0;])],
 989         [has_static_libstdcxx=yes],
 990         [has_static_libstdcxx=no])
 991     LIBS="$OLD_LIBS"
 992     CXX="$OLD_CXX"
 993     AC_LANG_POP(C++)
 994     AC_MSG_RESULT([$has_static_libstdcxx])
 995 
 996     if test "x$has_static_libstdcxx" = xno && test "x$has_dynamic_libstdcxx" = xno; then
 997       AC_MSG_ERROR([Cannot link to stdc++, neither dynamically nor statically!])
 998     fi
 999 
1000     if test "x$with_stdc__lib" = xstatic && test "x$has_static_libstdcxx" = xno; then
1001       AC_MSG_ERROR([Static linking of libstdc++ was not possible!])
1002     fi
1003 
1004     if test "x$with_stdc__lib" = xdynamic && test "x$has_dynamic_libstdcxx" = xno; then
1005       AC_MSG_ERROR([Dynamic linking of libstdc++ was not possible!])
1006     fi
1007 
1008     AC_MSG_CHECKING([how to link with libstdc++])
1009     # If dynamic was requested, it's available since it would fail above otherwise.
1010     # If dynamic wasn't requested, go with static unless it isn't available.
1011     if test "x$with_stdc__lib" = xdynamic || test "x$has_static_libstdcxx" = xno || test "x$JVM_VARIANT_ZEROSHARK" = xtrue; then
1012       LIBCXX="$LIBCXX -lstdc++"
1013       LDCXX="$CXX"
1014       STATIC_CXX_SETTING="STATIC_CXX=false"
1015       AC_MSG_RESULT([dynamic])
1016     else
1017       LIBCXX="$LIBCXX $STATIC_STDCXX_FLAGS"
1018       LDCXX="$CC"
1019       STATIC_CXX_SETTING="STATIC_CXX=true"
1020       AC_MSG_RESULT([static])
1021     fi
1022   fi
1023   AC_SUBST(STATIC_CXX_SETTING)
1024 
1025   if test "x$JVM_VARIANT_ZERO" = xtrue || test "x$JVM_VARIANT_ZEROSHARK" = xtrue; then
1026     # Figure out LIBFFI_CFLAGS and LIBFFI_LIBS
1027     PKG_CHECK_MODULES([LIBFFI], [libffi])
1028 
1029   fi
1030 
1031   if test "x$JVM_VARIANT_ZEROSHARK" = xtrue; then
1032     AC_CHECK_PROG([LLVM_CONFIG], [llvm-config], [llvm-config])
1033 
1034     if test "x$LLVM_CONFIG" != xllvm-config; then
1035       AC_MSG_ERROR([llvm-config not found in $PATH.])
1036     fi
1037 
1038     llvm_components="jit mcjit engine nativecodegen native"
1039     unset LLVM_CFLAGS
1040     for flag in $("$LLVM_CONFIG" --cxxflags); do
1041       if echo "${flag}" | grep -q '^-@<:@ID@:>@'; then
1042         if test "${flag}" != "-D_DEBUG" ; then
1043           if test "${LLVM_CFLAGS}" != "" ; then
1044             LLVM_CFLAGS="${LLVM_CFLAGS} "
1045           fi
1046           LLVM_CFLAGS="${LLVM_CFLAGS}${flag}"
1047         fi
1048       fi
1049     done
1050     llvm_version=$("${LLVM_CONFIG}" --version | sed 's/\.//; s/svn.*//')
1051     LLVM_CFLAGS="${LLVM_CFLAGS} -DSHARK_LLVM_VERSION=${llvm_version}"
1052 
1053     unset LLVM_LDFLAGS
1054     for flag in $("${LLVM_CONFIG}" --ldflags); do
1055       if echo "${flag}" | grep -q '^-L'; then
1056         if test "${LLVM_LDFLAGS}" != ""; then
1057           LLVM_LDFLAGS="${LLVM_LDFLAGS} "
1058         fi
1059         LLVM_LDFLAGS="${LLVM_LDFLAGS}${flag}"
1060       fi
1061     done
1062 
1063     unset LLVM_LIBS
1064     for flag in $("${LLVM_CONFIG}" --libs ${llvm_components}); do
1065       if echo "${flag}" | grep -q '^-l'; then
1066         if test "${LLVM_LIBS}" != ""; then
1067           LLVM_LIBS="${LLVM_LIBS} "
1068         fi
1069         LLVM_LIBS="${LLVM_LIBS}${flag}"
1070       fi
1071     done
1072 
1073     AC_SUBST(LLVM_CFLAGS)
1074     AC_SUBST(LLVM_LDFLAGS)
1075     AC_SUBST(LLVM_LIBS)
1076   fi
1077 
1078   # libCrun is the c++ runtime-library with SunStudio (roughly the equivalent of gcc's libstdc++.so)
1079   if test "x$TOOLCHAIN_TYPE" = xsolstudio && test "x$LIBCXX" = x; then
1080     LIBCXX="${SYSROOT}/usr/lib${OPENJDK_TARGET_CPU_ISADIR}/libCrun.so.1"
1081   fi
1082 
1083   # TODO better (platform agnostic) test
1084   if test "x$OPENJDK_TARGET_OS" = xmacosx && test "x$LIBCXX" = x && test "x$TOOLCHAIN_TYPE" = xgcc; then
1085     LIBCXX="-lstdc++"
1086   fi
1087 
1088   AC_SUBST(LIBCXX)
1089 ])
1090 
1091 AC_DEFUN_ONCE([LIB_SETUP_ON_WINDOWS],
1092 [
1093   if test "x$OPENJDK_TARGET_OS" = "xwindows"; then
1094     TOOLCHAIN_SETUP_MSVCR_DLL
1095     BASIC_DEPRECATED_ARG_WITH([dxsdk])
1096     BASIC_DEPRECATED_ARG_WITH([dxsdk-lib])
1097     BASIC_DEPRECATED_ARG_WITH([dxsdk-include])
1098   fi
1099   AC_SUBST(MSVCR_DLL)
1100 ])