configure.ac

奇趣公司比较新的qt/emd版本

  if test "x$with_zlib_lib_dir" != "x" ; then
    LDFLAGS="-L$with_zlib_lib_dir $LDFLAGS"
  fi
  
  AC_CHECK_LIB(z, inflateEnd, [zlib_lib=yes], [zlib_lib=no],)
  if test "$zlib_lib" = "no" -a "x$with_zlib_lib_dir" != "x"; then
    AC_MSG_ERROR([Zlib library not found at $with_zlib_lib_dir])
  fi
    
  if test "x$with_zlib_include_dir" != "x" ; then
    CPPFLAGS="-I$with_zlib_include_dir $CPPFLAGS"
  fi
  AC_CHECK_HEADER(zlib.h, [zlib_h=yes], [zlib_h=no])
  if test "$zlib_h" = "no" -a "x$with_zlib_include_dir" != "x" ; then
    AC_MSG_ERROR([Zlib headers not found at $with_zlib_include_dir])
  fi

  if test "$zlib_lib" = "yes" -a "$zlib_h" = "yes" ; then
    HAVE_ZLIB=yes
  fi

fi

if test "$HAVE_ZLIB" = "yes" ; then
  AC_DEFINE(ZIP_SUPPORT,1,[Support Deflate compression])
  LIBS="-lz $LIBS"

  if test "$HAVE_RPATH" = "yes" -a "x$with_zlib_lib_dir" != "x" ; then
    LIBDIR="-R $with_zlib_lib_dir $LIBDIR"
  fi

fi

dnl ---------------------------------------------------------------------------
dnl Check for Pixar log-format algorithm.
dnl ---------------------------------------------------------------------------

AC_ARG_ENABLE(pixarlog,
	      AS_HELP_STRING([--disable-pixarlog],
			     [disable support for Pixar log-format algorithm (requires Zlib)]),
	      [HAVE_PIXARLOG=$enableval], [HAVE_PIXARLOG=yes])

if test "$HAVE_ZLIB" = "yes" -a "$HAVE_PIXARLOG" = "yes" ; then
  AC_DEFINE(PIXARLOG_SUPPORT, 1,
	    [Support Pixar log-format algorithm (requires Zlib)])
else
  HAVE_PIXARLOG=no
fi

dnl ---------------------------------------------------------------------------
dnl Check for JPEG.
dnl ---------------------------------------------------------------------------

HAVE_JPEG=no

AC_ARG_ENABLE(jpeg,
	      AS_HELP_STRING([--disable-jpeg],
			     [disable IJG JPEG library usage (required for JPEG compression, enabled by default)]),,)
AC_ARG_WITH(jpeg-include-dir,
	    AS_HELP_STRING([--with-jpeg-include-dir=DIR],
			   [location of IJG JPEG library headers]),,)
AC_ARG_WITH(jpeg-lib-dir,
	    AS_HELP_STRING([--with-jpeg-lib-dir=DIR],
			   [location of IJG JPEG library binary]),,)

if test "x$enable_jpeg" != "xno" ; then

  if test "x$with_jpeg_lib_dir" != "x" ; then
    LDFLAGS="-L$with_jpeg_lib_dir $LDFLAGS"
  
  fi
  
  AC_CHECK_LIB(jpeg, jpeg_read_scanlines, [jpeg_lib=yes], [jpeg_lib=no],)
  if test "$jpeg_lib" = "no" -a "x$with_jpeg_lib_dir" != "x" ; then
    AC_MSG_ERROR([IJG JPEG library not found at $with_jpeg_lib_dir])
  fi
    
  if test "x$with_jpeg_include_dir" != "x" ; then
    CPPFLAGS="-I$with_jpeg_include_dir $CPPFLAGS"
  fi
  AC_CHECK_HEADER(jpeglib.h, [jpeg_h=yes], [jpeg_h=no])
  if test "$jpeg_h" = "no" -a "x$with_jpeg_include_dir" != "x" ; then
    AC_MSG_ERROR([IJG JPEG library headers not found at $with_jpeg_include_dir])
  fi

  if test "$jpeg_lib" = "yes" -a "$jpeg_h" = "yes" ; then
    HAVE_JPEG=yes
  fi

fi

if test "$HAVE_JPEG" = "yes" ; then
  AC_DEFINE(JPEG_SUPPORT,1,[Support JPEG compression (requires IJG JPEG library)])
  LIBS="-ljpeg $LIBS"

  if test "$HAVE_RPATH" = "yes" -a "x$with_jpeg_lib_dir" != "x" ; then
    LIBDIR="-R $with_jpeg_lib_dir $LIBDIR"
  fi

fi

dnl ---------------------------------------------------------------------------
dnl Check for Old JPEG.
dnl ---------------------------------------------------------------------------

AC_ARG_ENABLE(old-jpeg,
	      AS_HELP_STRING([--enable-old-jpeg],
			     [enable support for Old JPEG compresson (read contrib/ojpeg/README first! Compilation fails with unpatched IJG JPEG library)]),
	      [HAVE_OJPEG=$enableval], [HAVE_OJPEG=no])

if test "$HAVE_JPEG" = "yes" -a "$HAVE_OJPEG" = "yes" ; then
  AC_DEFINE(OJPEG_SUPPORT, 1,
	    [Support Old JPEG compresson (read contrib/ojpeg/README first! Compilation fails with unpatched IJG JPEG library)])
else
  HAVE_OJPEG=no
fi

dnl ---------------------------------------------------------------------------
dnl Check for C++.
dnl ---------------------------------------------------------------------------

AC_ARG_ENABLE(cxx,
	      AS_HELP_STRING([--enable-cxx],
			     [enable C++ stream API building (requires C++ compiler)]),
	      [HAVE_CXX=$enableval], [HAVE_CXX=yes])

if test "$HAVE_CXX" = "yes" ; then
  AC_DEFINE(CXX_SUPPORT, 1, [Support C++ stream API (requires C++ compiler)])
else
  HAVE_CXX=no
fi

AM_CONDITIONAL(HAVE_CXX, test "$HAVE_CXX" = "yes")

dnl ---------------------------------------------------------------------------
dnl Check for OpenGL and GLUT.
dnl ---------------------------------------------------------------------------

HAVE_OPENGL=no

AC_PATH_XTRA

AX_CHECK_GL
AX_CHECK_GLU
AX_CHECK_GLUT

if test "$no_x" != "yes" -a "$no_gl" != "yes" \
	-a "$no_glu" != "yes" -a "$no_glut" != "yes" ; then
  HAVE_OPENGL=yes
fi

AM_CONDITIONAL(HAVE_OPENGL, test "$HAVE_OPENGL" = "yes")

dnl ===========================================================================
dnl ``Orthogonal Features''
dnl ===========================================================================

dnl ---------------------------------------------------------------------------
dnl Default handling of strip chopping support.
dnl ---------------------------------------------------------------------------

AC_ARG_ENABLE(strip-chopping,
	      AS_HELP_STRING([--disable-strip-chopping],
			     [disable support for strip chopping (whether or not to convert single-strip uncompressed images to mutiple strips of specified size to reduce memory usage)]),
	      [HAVE_STRIPCHOP=$enableval], [HAVE_STRIPCHOP=yes])
AC_ARG_WITH(default-strip-size,
	    AS_HELP_STRING([--with-default-strip-size=SIZE],
			   [default size of the strip in bytes (when strip chopping enabled) [[default=8192]]]),,)

if test "$HAVE_STRIPCHOP" = "yes" \
	-a "x$with_default_strip_size" != "xno"; then
  AC_DEFINE(STRIPCHOP_DEFAULT,TIFF_STRIPCHOP,[Support strip chopping (whether or not to convert single-strip uncompressed images to mutiple strips of specified size to reduce memory usage)])

  if test "x$with_default_strip_size" = "x" \
	  -o "x$with_default_strip_size" = "xyes"; then
    with_default_strip_size="8192"
  fi

  AC_DEFINE_UNQUOTED(STRIP_SIZE_DEFAULT,$with_default_strip_size,[Default size of the strip in bytes (when strip chopping enabled)])

fi

dnl ---------------------------------------------------------------------------
dnl Default subifd support.
dnl ---------------------------------------------------------------------------
AC_DEFINE(SUBIFD_SUPPORT,1,[Enable SubIFD tag (330) support])

dnl ---------------------------------------------------------------------------
dnl Default handling of ASSOCALPHA support.
dnl ---------------------------------------------------------------------------

AC_ARG_ENABLE(extrasample-as-alpha,
	      AS_HELP_STRING([--disable-extrasample-as-alpha],
			     [the RGBA interface will treat a fourth sample with no EXTRASAMPLE_ value as being ASSOCALPHA. Many packages produce RGBA files but don't mark the alpha properly]),
	      [HAVE_EXTRASAMPLE_AS_ALPHA=$enableval],
	      [HAVE_EXTRASAMPLE_AS_ALPHA=yes])

if test "$HAVE_EXTRASAMPLE_AS_ALPHA" = "yes" ; then
  AC_DEFINE(DEFAULT_EXTRASAMPLE_AS_ALPHA, 1,
	    [Treat extra sample as alpha (default enabled). The RGBA interface will treat a fourth sample with no EXTRASAMPLE_ value as being ASSOCALPHA. Many packages produce RGBA files but don't mark the alpha properly.])
fi

dnl ---------------------------------------------------------------------------
dnl Default handling of YCbCr subsampling support.
dnl See Bug 168 in Bugzilla, and JPEGFixupTestSubsampling() for details.
dnl ---------------------------------------------------------------------------

AC_ARG_ENABLE(check-ycbcr-subsampling,
	      AS_HELP_STRING([--disable-check-ycbcr-subsampling],
			     [disable picking up YCbCr subsampling info from the JPEG data stream to support files lacking the tag]),
	      [CHECK_JPEG_YCBCR_SUBSAMPLING=$enableval],
	      [CHECK_JPEG_YCBCR_SUBSAMPLING=yes])

if test "$CHECK_JPEG_YCBCR_SUBSAMPLING" = "yes" ; then
  AC_DEFINE(CHECK_JPEG_YCBCR_SUBSAMPLING, 1,
	    [Pick up YCbCr subsampling info from the JPEG data stream to support files lacking the tag (default enabled).])
fi

dnl ---------------------------------------------------------------------------

AC_SUBST(LIBDIR)

AC_CONFIG_HEADERS([libtiff/tif_config.h libtiff/tiffconf.h])

AC_CONFIG_FILES([Makefile \
		 contrib/Makefile \
		 contrib/acorn/Makefile \
		 contrib/addtiffo/Makefile \
		 contrib/dbs/Makefile \
		 contrib/dbs/xtiff/Makefile \
		 contrib/iptcutil/Makefile \
		 contrib/mac-cw/Makefile \
		 contrib/mac-mpw/Makefile \
		 contrib/mfs/Makefile \
		 contrib/ojpeg/Makefile \
		 contrib/pds/Makefile \
		 contrib/ras/Makefile \
		 contrib/stream/Makefile \
		 contrib/tags/Makefile \
		 contrib/win_dib/Makefile \
                 html/Makefile \
		 html/images/Makefile \
		 html/man/Makefile \
                 libtiff/Makefile \
                 man/Makefile \
		 port/Makefile \
		 test/Makefile \
                 tools/Makefile])
AC_OUTPUT

dnl ---------------------------------------------------------------------------
dnl Display configuration status
dnl ---------------------------------------------------------------------------

LOC_MSG()
LOC_MSG([Libtiff is now configured for ${host}])
LOC_MSG()
LOC_MSG([  Installation directory:             ${prefix}])
LOC_MSG([  Documentation directory:            ${LIBTIFF_DOCDIR}])
LOC_MSG([  C compiler:                         ${CC} ${CFLAGS}])
LOC_MSG([  C++ compiler:                       ${CXX} ${CXXFLAGS}])
LOC_MSG([  Enable runtime linker paths:        ${HAVE_RPATH}])
LOC_MSG([  Support Microsoft Document Imaging: ${HAVE_MDI}])
LOC_MSG()
LOC_MSG([ Support for internal codecs:])
LOC_MSG([  CCITT Group 3 & 4 algorithms:       ${HAVE_CCITT}])
LOC_MSG([  Macintosh PackBits algorithm:       ${HAVE_PACKBITS}])
LOC_MSG([  LZW algorithm:                      ${HAVE_LZW}])
LOC_MSG([  ThunderScan 4-bit RLE algorithm:    ${HAVE_THUNDER}])
LOC_MSG([  NeXT 2-bit RLE algorithm:           ${HAVE_NEXT}])
LOC_MSG([  LogLuv high dynamic range encoding: ${HAVE_LOGLUV}])
LOC_MSG()
LOC_MSG([ Support for external codecs:])
LOC_MSG([  ZLIB support:                       ${HAVE_ZLIB}])
LOC_MSG([  Pixar log-format algorithm:         ${HAVE_PIXARLOG}])
LOC_MSG([  JPEG support:                       ${HAVE_JPEG}])
LOC_MSG([  Old JPEG support:                   ${HAVE_OJPEG}])
LOC_MSG()
LOC_MSG([  C++ support:                        ${HAVE_CXX}])
LOC_MSG()
LOC_MSG([  OpenGL support:                     ${HAVE_OPENGL}])
LOC_MSG()