#

# Copyright (c) 2011, 2014, Oracle and/or its affiliates. All rights reserved.

# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

#

# This code is free software; you can redistribute it and/or modify it

# under the terms of the GNU General Public License version 2 only, as

# published by the Free Software Foundation.  Oracle designates this

# particular file as subject to the "Classpath" exception as provided

# by Oracle in the LICENSE file that accompanied this code.

#

# This code is distributed in the hope that it will be useful, but WITHOUT

# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

# version 2 for more details (a copy is included in the LICENSE file that

# accompanied this code).

#

# You should have received a copy of the GNU General Public License version

# 2 along with this work; if not, write to the Free Software Foundation,

# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

#

# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

# or visit www.oracle.com if you need additional information or have any

# questions.

#

AC_DEFUN_ONCE([LIB_SETUP_INIT],

[

  ###############################################################################

  #

  # OS specific settings that we never will need to probe.

  #

  if test "x$OPENJDK_TARGET_OS" = xlinux; then

    AC_MSG_CHECKING([what is not needed on Linux?])

    PULSE_NOT_NEEDED=yes

    AC_MSG_RESULT([pulse])

  fi

  if test "x$OPENJDK_TARGET_OS" = xsolaris; then

    AC_MSG_CHECKING([what is not needed on Solaris?])

    ALSA_NOT_NEEDED=yes

    PULSE_NOT_NEEDED=yes

    AC_MSG_RESULT([alsa pulse])

  fi

  if test "x$OPENJDK_TARGET_OS" = xaix; then

    AC_MSG_CHECKING([what is not needed on AIX?])

    ALSA_NOT_NEEDED=yes

    PULSE_NOT_NEEDED=yes

    AC_MSG_RESULT([alsa pulse])

  fi

  if test "x$OPENJDK_TARGET_OS" = xwindows; then

    AC_MSG_CHECKING([what is not needed on Windows?])

    CUPS_NOT_NEEDED=yes

    ALSA_NOT_NEEDED=yes

    PULSE_NOT_NEEDED=yes

    X11_NOT_NEEDED=yes

    AC_MSG_RESULT([alsa cups pulse x11])

  fi

  if test "x$OPENJDK_TARGET_OS" = xmacosx; then

    AC_MSG_CHECKING([what is not needed on MacOSX?])

    ALSA_NOT_NEEDED=yes

    PULSE_NOT_NEEDED=yes

    X11_NOT_NEEDED=yes

    AC_MSG_RESULT([alsa pulse x11])

  fi

  if test "x$OPENJDK_TARGET_OS" = xbsd; then

    AC_MSG_CHECKING([what is not needed on bsd?])

    ALSA_NOT_NEEDED=yes

    AC_MSG_RESULT([alsa])

  fi

  if test "x$OPENJDK" = "xfalse"; then

    FREETYPE_NOT_NEEDED=yes

  fi

  if test "x$SUPPORT_HEADFUL" = xno; then

    X11_NOT_NEEDED=yes

  fi

])

AC_DEFUN_ONCE([LIB_SETUP_X11],

[

  ###############################################################################

  #

  # Check for X Windows

  #

  if test "x$X11_NOT_NEEDED" = xyes; then

    if test "x${with_x}" != x; then

      AC_MSG_WARN([X11 is not used, so --with-x is ignored])

    fi

    X_CFLAGS=

    X_LIBS=

  else

    # Check if the user has specified sysroot, but not --x-includes or --x-libraries.

    # Make a simple check for the libraries at the sysroot, and setup --x-includes and

    # --x-libraries for the sysroot, if that seems to be correct.

    if test "x$OPENJDK_TARGET_OS" = "xlinux"; then

      if test "x$SYSROOT" != "x"; then

        if test "x$x_includes" = xNONE; then

          if test -f "$SYSROOT/usr/X11R6/include/X11/Xlib.h"; then

            x_includes="$SYSROOT/usr/X11R6/include"

          elif test -f "$SYSROOT/usr/include/X11/Xlib.h"; then

            x_includes="$SYSROOT/usr/include"

          fi

        fi

        if test "x$x_libraries" = xNONE; then

          if test -f "$SYSROOT/usr/X11R6/lib/libX11.so"; then

            x_libraries="$SYSROOT/usr/X11R6/lib"

          elif test -f "$SYSROOT/usr/lib64/libX11.so" && test "x$OPENJDK_TARGET_CPU_BITS" = x64; then

            x_libraries="$SYSROOT/usr/lib64"

          elif test -f "$SYSROOT/usr/lib/libX11.so"; then

            x_libraries="$SYSROOT/usr/lib"

          fi

        fi

      fi

    fi

    # Now let autoconf do it's magic

    AC_PATH_X

    AC_PATH_XTRA

    # AC_PATH_XTRA creates X_LIBS and sometimes adds -R flags. When cross compiling

    # this doesn't make sense so we remove it.

    if test "x$COMPILE_TYPE" = xcross; then

      X_LIBS=`$ECHO $X_LIBS | $SED 's/-R \{0,1\}[[^ ]]*//g'`

    fi

    if test "x$no_x" = xyes; then

      HELP_MSG_MISSING_DEPENDENCY([x11])

      AC_MSG_ERROR([Could not find X11 libraries. $HELP_MSG])

    fi

    if test "x$OPENJDK_TARGET_OS" = xsolaris; then

      OPENWIN_HOME="/usr/openwin"

      X_CFLAGS="-I$SYSROOT$OPENWIN_HOME/include -I$SYSROOT$OPENWIN_HOME/include/X11/extensions"

      X_LIBS="-L$SYSROOT$OPENWIN_HOME/sfw/lib$OPENJDK_TARGET_CPU_ISADIR \

          -L$SYSROOT$OPENWIN_HOME/lib$OPENJDK_TARGET_CPU_ISADIR \

          -R$OPENWIN_HOME/sfw/lib$OPENJDK_TARGET_CPU_ISADIR \

          -R$OPENWIN_HOME/lib$OPENJDK_TARGET_CPU_ISADIR"

    fi

    AC_LANG_PUSH(C)

    OLD_CFLAGS="$CFLAGS"

    CFLAGS="$CFLAGS $SYSROOT_CFLAGS $X_CFLAGS"

    # Need to include Xlib.h and Xutil.h to avoid "present but cannot be compiled" warnings on Solaris 10

    AC_CHECK_HEADERS([X11/extensions/shape.h X11/extensions/Xrender.h X11/extensions/XTest.h X11/Intrinsic.h],

        [X11_HEADERS_OK=yes],

        [X11_HEADERS_OK=no; break],

        [

          # include <X11/Xlib.h>

          # include <X11/Xutil.h>

        ]

    )

    if test "x$X11_HEADERS_OK" = xno; then

      HELP_MSG_MISSING_DEPENDENCY([x11])

      AC_MSG_ERROR([Could not find all X11 headers (shape.h Xrender.h XTest.h Intrinsic.h). $HELP_MSG])

    fi

    # If XLinearGradient isn't available in Xrender.h, signal that it needs to be

    # defined in libawt_xawt.

    AC_MSG_CHECKING([if XlinearGradient is defined in Xrender.h])

    AC_COMPILE_IFELSE(

        [AC_LANG_PROGRAM([[#include <X11/extensions/Xrender.h>]],

            [[XLinearGradient x;]])],

        [AC_MSG_RESULT([yes])],

        [AC_MSG_RESULT([no])

         X_CFLAGS="$X_CFLAGS -DSOLARIS10_NO_XRENDER_STRUCTS"])

    CFLAGS="$OLD_CFLAGS"

    AC_LANG_POP(C)

  fi # X11_NOT_NEEDED

  AC_SUBST(X_CFLAGS)

  AC_SUBST(X_LIBS)

])

AC_DEFUN_ONCE([LIB_SETUP_CUPS],

[

  ###############################################################################

  #

  # The common unix printing system cups is used to print from java.

  #

  AC_ARG_WITH(cups, [AS_HELP_STRING([--with-cups],

      [specify prefix directory for the cups package

      (expecting the headers under PATH/include)])])

  AC_ARG_WITH(cups-include, [AS_HELP_STRING([--with-cups-include],

      [specify directory for the cups include files])])

  if test "x$CUPS_NOT_NEEDED" = xyes; then

    if test "x${with_cups}" != x || test "x${with_cups_include}" != x; then

      AC_MSG_WARN([cups not used, so --with-cups is ignored])

    fi

    CUPS_CFLAGS=

  else

    CUPS_FOUND=no

    if test "x${with_cups}" = xno || test "x${with_cups_include}" = xno; then

      AC_MSG_ERROR([It is not possible to disable the use of cups. Remove the --without-cups option.])

    fi

    if test "x${with_cups}" != x; then

      CUPS_CFLAGS="-I${with_cups}/include"

      CUPS_FOUND=yes

    fi

    if test "x${with_cups_include}" != x; then

      CUPS_CFLAGS="-I${with_cups_include}"

      CUPS_FOUND=yes

    fi

    if test "x$CUPS_FOUND" = xno; then

      BDEPS_CHECK_MODULE(CUPS, cups, xxx, [CUPS_FOUND=yes])

    fi

    if test "x$CUPS_FOUND" = xno; then

      # Are the cups headers installed in the default /usr/include location?

      AC_CHECK_HEADERS([cups/cups.h cups/ppd.h],

          [

            CUPS_FOUND=yes

            CUPS_CFLAGS=

            DEFAULT_CUPS=yes

          ]

      )

    fi

    if test "x$CUPS_FOUND" = xno; then

      # Getting nervous now? Lets poke around for standard Solaris third-party

      # package installation locations.

      AC_MSG_CHECKING([for cups headers])

      if test -s $SYSROOT/opt/sfw/cups/include/cups/cups.h; then

        # An SFW package seems to be installed!

        CUPS_FOUND=yes

        CUPS_CFLAGS="-I$SYSROOT/opt/sfw/cups/include"

      elif test -s $SYSROOT/opt/csw/include/cups/cups.h; then

        # A CSW package seems to be installed!

        CUPS_FOUND=yes

        CUPS_CFLAGS="-I$SYSROOT/opt/csw/include"

      fi

      AC_MSG_RESULT([$CUPS_FOUND])

    fi

    if test "x$CUPS_FOUND" = xno; then

      HELP_MSG_MISSING_DEPENDENCY([cups])

      AC_MSG_ERROR([Could not find cups! $HELP_MSG ])

    fi

  fi

  AC_SUBST(CUPS_CFLAGS)

])

AC_DEFUN([LIB_BUILD_FREETYPE],

[

  FREETYPE_SRC_PATH="$1"

  BUILD_FREETYPE=yes

  # Check if the freetype sources are acessible..

  if ! test -d $FREETYPE_SRC_PATH; then

    AC_MSG_WARN([--with-freetype-src specified, but can't find path "$FREETYPE_SRC_PATH" - ignoring --with-freetype-src])

    BUILD_FREETYPE=no

  fi

  # ..and contain a vc2010 project file

  vcxproj_path="$FREETYPE_SRC_PATH/builds/windows/vc2010/freetype.vcxproj"

  if test "x$BUILD_FREETYPE" = xyes && ! test -s $vcxproj_path; then

    AC_MSG_WARN([Can't find project file $vcxproj_path (you may try a newer freetype version) - ignoring --with-freetype-src])

    BUILD_FREETYPE=no

  fi

  # Now check if configure found a version of 'msbuild.exe'

  if test "x$BUILD_FREETYPE" = xyes && test "x$MSBUILD" == x ; then

    AC_MSG_WARN([Can not find an msbuild.exe executable (you may try to install .NET 4.0) - ignoring --with-freetype-src])

    BUILD_FREETYPE=no

  fi

  # Ready to go..

  if test "x$BUILD_FREETYPE" = xyes; then

    # msbuild requires trailing slashes for output directories

    freetype_lib_path="$FREETYPE_SRC_PATH/lib$OPENJDK_TARGET_CPU_BITS/"

    freetype_lib_path_unix="$freetype_lib_path"

    freetype_obj_path="$FREETYPE_SRC_PATH/obj$OPENJDK_TARGET_CPU_BITS/"

    BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(vcxproj_path)

    BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(freetype_lib_path)

    BASIC_WINDOWS_REWRITE_AS_WINDOWS_MIXED_PATH(freetype_obj_path)

    if test "x$OPENJDK_TARGET_CPU_BITS" = x64; then

      freetype_platform=x64

    else

      freetype_platform=win32

    fi

    # The original freetype project file is for VS 2010 (i.e. 'v100'),

    # so we have to adapt the toolset if building with any other toolsed (i.e. SDK).

    # Currently 'PLATFORM_TOOLSET' is set in 'TOOLCHAIN_CHECK_POSSIBLE_VISUAL_STUDIO_ROOT'/

    # 'TOOLCHAIN_CHECK_POSSIBLE_WIN_SDK_ROOT' in toolchain_windows.m4

    AC_MSG_NOTICE([Trying to compile freetype sources with PlatformToolset=$PLATFORM_TOOLSET to $freetype_lib_path_unix ...])

    # First we try to build the freetype.dll

    $ECHO -e "@echo off\n"\

	     "$MSBUILD $vcxproj_path "\

		       "/p:PlatformToolset=$PLATFORM_TOOLSET "\

		       "/p:Configuration=\"Release Multithreaded\" "\

		       "/p:Platform=$freetype_platform "\

		       "/p:ConfigurationType=DynamicLibrary "\

		       "/p:TargetName=freetype "\

		       "/p:OutDir=\"$freetype_lib_path\" "\

		       "/p:IntDir=\"$freetype_obj_path\" > freetype.log" > freetype.bat

    cmd /c freetype.bat

    if test -s "$freetype_lib_path_unix/freetype.dll"; then

      # If that succeeds we also build freetype.lib

      $ECHO -e "@echo off\n"\

	       "$MSBUILD $vcxproj_path "\

			 "/p:PlatformToolset=$PLATFORM_TOOLSET "\

			 "/p:Configuration=\"Release Multithreaded\" "\

			 "/p:Platform=$freetype_platform "\

			 "/p:ConfigurationType=StaticLibrary "\

			 "/p:TargetName=freetype "\

			 "/p:OutDir=\"$freetype_lib_path\" "\

			 "/p:IntDir=\"$freetype_obj_path\" >> freetype.log" > freetype.bat

      cmd /c freetype.bat

      if test -s "$freetype_lib_path_unix/freetype.lib"; then

	# Once we build both, lib and dll, set freetype lib and include path appropriately

	POTENTIAL_FREETYPE_INCLUDE_PATH="$FREETYPE_SRC_PATH/include"

	POTENTIAL_FREETYPE_LIB_PATH="$freetype_lib_path_unix"

	AC_MSG_NOTICE([Compiling freetype sources succeeded! (see freetype.log for build results)])

      else

	BUILD_FREETYPE=no

      fi

    else

      BUILD_FREETYPE=no

    fi

  fi

])

AC_DEFUN([LIB_CHECK_POTENTIAL_FREETYPE],

[

  POTENTIAL_FREETYPE_INCLUDE_PATH="$1"

  POTENTIAL_FREETYPE_LIB_PATH="$2"

  METHOD="$3"

  # Let's start with an optimistic view of the world :-)

  FOUND_FREETYPE=yes

  # First look for the canonical freetype main include file ft2build.h.

  if ! test -s "$POTENTIAL_FREETYPE_INCLUDE_PATH/ft2build.h"; then

    # Oh no! Let's try in the freetype2 directory. This is needed at least at Mac OS X Yosemite.

    POTENTIAL_FREETYPE_INCLUDE_PATH="$POTENTIAL_FREETYPE_INCLUDE_PATH/freetype2"

    if ! test -s "$POTENTIAL_FREETYPE_INCLUDE_PATH/ft2build.h"; then

      # Fail.

      FOUND_FREETYPE=no

    fi

  fi

  if test "x$FOUND_FREETYPE" = xyes; then

    # Include file found, let's continue the sanity check.

    AC_MSG_NOTICE([Found freetype include files at $POTENTIAL_FREETYPE_INCLUDE_PATH using $METHOD])

    # Reset to default value

    FREETYPE_BASE_NAME=freetype

    FREETYPE_LIB_NAME="${LIBRARY_PREFIX}${FREETYPE_BASE_NAME}${SHARED_LIBRARY_SUFFIX}"

    if ! test -s "$POTENTIAL_FREETYPE_LIB_PATH/$FREETYPE_LIB_NAME"; then

      if test "x$OPENJDK_TARGET_OS" = xmacosx \

          && test -s "$POTENTIAL_FREETYPE_LIB_PATH/${LIBRARY_PREFIX}freetype.6${SHARED_LIBRARY_SUFFIX}"; then

        # On Mac OS X Yosemite, the symlink from libfreetype.dylib to libfreetype.6.dylib disappeared. Check

        # for the .6 version explicitly.

        FREETYPE_BASE_NAME=freetype.6

        FREETYPE_LIB_NAME="${LIBRARY_PREFIX}${FREETYPE_BASE_NAME}${SHARED_LIBRARY_SUFFIX}"

        AC_MSG_NOTICE([Compensating for missing symlink by using version 6 explicitly])

      else

        AC_MSG_NOTICE([Could not find $POTENTIAL_FREETYPE_LIB_PATH/$FREETYPE_LIB_NAME. Ignoring location.])

        FOUND_FREETYPE=no

      fi

    else

      if test "x$OPENJDK_TARGET_OS" = xwindows; then

        # On Windows, we will need both .lib and .dll file.

        if ! test -s "$POTENTIAL_FREETYPE_LIB_PATH/${FREETYPE_BASE_NAME}.lib"; then

          AC_MSG_NOTICE([Could not find $POTENTIAL_FREETYPE_LIB_PATH/${FREETYPE_BASE_NAME}.lib. Ignoring location.])

          FOUND_FREETYPE=no

        fi

      elif test "x$OPENJDK_TARGET_OS" = xsolaris \

          && test -s "$POTENTIAL_FREETYPE_LIB_PATH$OPENJDK_TARGET_CPU_ISADIR/$FREETYPE_LIB_NAME"; then

        # Found lib in isa dir, use that instead.

        POTENTIAL_FREETYPE_LIB_PATH="$POTENTIAL_FREETYPE_LIB_PATH$OPENJDK_TARGET_CPU_ISADIR"

        AC_MSG_NOTICE([Rewriting to use $POTENTIAL_FREETYPE_LIB_PATH instead])

      fi

    fi

  fi

  if test "x$FOUND_FREETYPE" = xyes; then

    BASIC_FIXUP_PATH(POTENTIAL_FREETYPE_INCLUDE_PATH)

    BASIC_FIXUP_PATH(POTENTIAL_FREETYPE_LIB_PATH)

    FREETYPE_INCLUDE_PATH="$POTENTIAL_FREETYPE_INCLUDE_PATH"

    AC_MSG_CHECKING([for freetype includes])

    AC_MSG_RESULT([$FREETYPE_INCLUDE_PATH])

    FREETYPE_LIB_PATH="$POTENTIAL_FREETYPE_LIB_PATH"

    AC_MSG_CHECKING([for freetype libraries])

    AC_MSG_RESULT([$FREETYPE_LIB_PATH])

  fi

])

AC_DEFUN_ONCE([LIB_SETUP_FREETYPE],

[

  ###############################################################################

  #

  # The ubiquitous freetype library is used to render fonts.

  #

  AC_ARG_WITH(freetype, [AS_HELP_STRING([--with-freetype],

      [specify prefix directory for the freetype package

      (expecting the libraries under PATH/lib and the headers under PATH/include)])])

  AC_ARG_WITH(freetype-include, [AS_HELP_STRING([--with-freetype-include],

      [specify directory for the freetype include files])])

  AC_ARG_WITH(freetype-lib, [AS_HELP_STRING([--with-freetype-lib],

      [specify directory for the freetype library])])

  AC_ARG_WITH(freetype-src, [AS_HELP_STRING([--with-freetype-src],

      [specify directory with freetype sources to automatically build the library (experimental, Windows-only)])])

  AC_ARG_ENABLE(freetype-bundling, [AS_HELP_STRING([--disable-freetype-bundling],

      [disable bundling of the freetype library with the build result @<:@enabled on Windows or when using --with-freetype, disabled otherwise@:>@])])

  # Need to specify explicitly since it needs to be overridden on some versions of macosx

  FREETYPE_BASE_NAME=freetype

  FREETYPE_CFLAGS=

  FREETYPE_LIBS=

  FREETYPE_BUNDLE_LIB_PATH=

  if test "x$FREETYPE_NOT_NEEDED" = xyes; then

    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

      AC_MSG_WARN([freetype not used, so --with-freetype is ignored])

    fi

    if test "x$enable_freetype_bundling" != x; then

      AC_MSG_WARN([freetype not used, so --enable-freetype-bundling is ignored])

    fi

  else

    # freetype is needed to build; go get it!

    BUNDLE_FREETYPE="$enable_freetype_bundling"

    if  test "x$with_freetype_src" != x; then

      if test "x$OPENJDK_TARGET_OS" = xwindows; then

        # Try to build freetype if --with-freetype-src was given on Windows

        LIB_BUILD_FREETYPE([$with_freetype_src])

        if test "x$BUILD_FREETYPE" = xyes; then

          # Okay, we built it. Check that it works.

          LIB_CHECK_POTENTIAL_FREETYPE($POTENTIAL_FREETYPE_INCLUDE_PATH, $POTENTIAL_FREETYPE_LIB_PATH, [--with-freetype-src])

          if test "x$FOUND_FREETYPE" != xyes; then

            AC_MSG_ERROR([Can not use the built freetype at location given by --with-freetype-src])

          fi

        else

          AC_MSG_NOTICE([User specified --with-freetype-src but building freetype failed. (see freetype.log for build results)])

          AC_MSG_ERROR([Consider building freetype manually and using --with-freetype instead.])

        fi

      else

        AC_MSG_WARN([--with-freetype-src is currently only supported on Windows - ignoring])

      fi

    fi

    if test "x$with_freetype" != x || test "x$with_freetype_include" != x || test "x$with_freetype_lib" != x; then

      # User has specified settings

      if test "x$BUNDLE_FREETYPE" = x; then

        # If not specified, default is to bundle freetype

        BUNDLE_FREETYPE=yes

      fi

      if test "x$with_freetype" != x; then

        POTENTIAL_FREETYPE_INCLUDE_PATH="$with_freetype/include"

        POTENTIAL_FREETYPE_LIB_PATH="$with_freetype/lib"

      fi

      # Allow --with-freetype-lib and --with-freetype-include to override

      if test "x$with_freetype_include" != x; then

        POTENTIAL_FREETYPE_INCLUDE_PATH="$with_freetype_include"

      fi

      if test "x$with_freetype_lib" != x; then

        POTENTIAL_FREETYPE_LIB_PATH="$with_freetype_lib"

      fi

      if test "x$POTENTIAL_FREETYPE_INCLUDE_PATH" != x && test "x$POTENTIAL_FREETYPE_LIB_PATH" != x; then

        # Okay, we got it. Check that it works.

        LIB_CHECK_POTENTIAL_FREETYPE($POTENTIAL_FREETYPE_INCLUDE_PATH, $POTENTIAL_FREETYPE_LIB_PATH, [--with-freetype])

        if test "x$FOUND_FREETYPE" != xyes; then

          AC_MSG_ERROR([Can not find or use freetype at location given by --with-freetype])

        fi

      else

        # User specified only one of lib or include. This is an error.

        if test "x$POTENTIAL_FREETYPE_INCLUDE_PATH" = x ; then