configure.ac - third_party/poppler - Git at Google

 dnl Based on Xpdf configure.in and evince configure.ac

 dnl Based on kde acinclude.m4.in, LGPL Licensed

 AC_DEFUN([AC_FIND_FILE],
 [
 $3=NO
 for i in $2;
 do
   for j in $1;
   do
     echo "configure: __oline__: $i/$j" >&AC_FD_CC
     if test -r "$i/$j"; then
       echo "taking that" >&AC_FD_CC
       $3=$i
       break 2
     fi
   done
 done
 ])

 AC_DEFUN([KDE_FIND_JPEG_HELPER],
 [
 AC_MSG_CHECKING([for libjpeg$2])
 AC_CACHE_VAL(ac_cv_lib_jpeg_$1,
 [
 ac_save_LIBS="$LIBS"
 LIBS="$all_libraries $USER_LDFLAGS -ljpeg$2 -lm"
 ac_save_CFLAGS="$CFLAGS"
 CFLAGS="$CFLAGS $all_includes $USER_INCLUDES"
 AC_TRY_LINK(
 [
 #ifdef __cplusplus
 extern "C" {
 #endif
 void jpeg_CreateDecompress();
 #ifdef __cplusplus
 }
 #endif
 ],
 [jpeg_CreateDecompress();],
             eval "ac_cv_lib_jpeg_$1=-ljpeg$2",
             eval "ac_cv_lib_jpeg_$1=no")
 LIBS="$ac_save_LIBS"
 CFLAGS="$ac_save_CFLAGS"
 ])

 if eval "test ! \"`echo $ac_cv_lib_jpeg_$1`\" = no"; then
   enable_libjpeg=yes
   LIBJPEG_LIBS="$ac_cv_lib_jpeg_$1"
   AC_MSG_RESULT($ac_cv_lib_jpeg_$1)
 else
   AC_MSG_RESULT(no)
   $3
 fi

 ])

 AC_DEFUN([AC_FIND_JPEG],
 [
 dnl first look for libraries
 KDE_FIND_JPEG_HELPER(6b, 6b,
    KDE_FIND_JPEG_HELPER(normal, [],
     [
        LIBJPEG_LIBS=
     ]
    )
 )

 dnl then search the headers (can't use simply AC_TRY_xxx, as jpeglib.h
 dnl requires system dependent includes loaded before it)
 jpeg_incdirs="$includedir /usr/include /usr/local/include "
 AC_FIND_FILE(jpeglib.h, $jpeg_incdirs, jpeg_incdir)
 test "x$jpeg_incdir" = xNO && jpeg_incdir=

 dnl if headers _and_ libraries are missing, this is no error, and we
 dnl continue with a warning (the user will get no jpeg support)
 dnl if only one is missing, it means a configuration error, but we still
 dnl only warn
 if test -n "$jpeg_incdir" && test -n "$LIBJPEG_LIBS" ; then
   AC_DEFINE_UNQUOTED(ENABLE_LIBJPEG, 1, [Define if you have libjpeg])
 else
   if test -n "$jpeg_incdir" || test -n "$LIBJPEG_LIBS" ; then
     AC_MSG_WARN([
 There is an installation error in jpeg support. You seem to have only one
 of either the headers _or_ the libraries installed. You may need to either
 provide correct --with-extra-... options, or the development package of
 libjpeg6b. You can get a source package of libjpeg from http://www.ijg.org/
 Disabling JPEG support.
 ])
   else
     AC_MSG_WARN([libjpeg not found. disable JPEG support.])
   fi
   jpeg_incdir=
   enable_libjpeg=no
   LIBJPEG_LIBS=
 fi

 AC_SUBST(LIBJPEG_LIBS)
 AH_VERBATIM(_AC_CHECK_JPEG,
 [/*
  * jpeg.h needs HAVE_BOOLEAN, when the system uses boolean in system
  * headers and I'm too lazy to write a configure test as long as only
  * unixware is related
  */
 #ifdef _UNIXWARE
 #define HAVE_BOOLEAN
 #endif
 ])
 ])

 dnl Based on kde acinclude.m4.in, LGPL Licensed


 AC_PREREQ(2.59)
 AC_INIT(poppler, 0.4.5)
 AM_INIT_AUTOMAKE(AC_PACKAGE_NAME, AC_PACKAGE_VERSION)
 AM_CONFIG_HEADER(config.h)
 AM_CONFIG_HEADER(poppler/poppler-config.h)

 dnl ##### Checks for programs.
 AC_PROG_LIBTOOL
 AC_PROG_CC
 AC_ISC_POSIX
 AC_PROG_CC_STDC
 #if test -z "$CXX" -a "$CC" = "gcc"; then
 #  CXX="gcc"
 #fi
 AC_PROG_CXX
 AC_PROG_INSTALL

 dnl ##### Optional features.
 AH_TEMPLATE([A4_PAPER],
             [Use A4 paper size instead of Letter for PostScript output.])
 AC_ARG_ENABLE(a4-paper,
 	      AS_HELP_STRING([--enable-a4-paper],
 			     [use A4 paper size instead of Letter for PostScript output]),
               AC_DEFINE(A4_PAPER))

 AH_TEMPLATE([OPI_SUPPORT],
             [Include support for OPI comments.])
 AC_ARG_ENABLE(opi,
               AS_HELP_STRING([--enable-opi],
 			     [include support for OPI comments]),
               AC_DEFINE(OPI_SUPPORT))

 dnl Enable these unconditionally.
 AC_DEFINE([MULTITHREADED], [1], [Enable multithreading support.])
 AC_DEFINE([TEXTOUT_WORD_LIST], [1], [Enable word list support.])

 dnl ##### Path to xpdfrc.
 dnl This ugly kludge to get the sysconfdir path is needed because
 dnl autoconf doesn't actually set the prefix variable until later.
 if test "$sysconfdir" = '${prefix}/etc'; then
   if test "x$prefix" = xNONE; then
     system_xpdfrc="$ac_default_prefix/etc/xpdfrc"
   else
     system_xpdfrc="$prefix/etc/xpdfrc"
   fi
 else
   system_xpdfrc="$sysconfdir/xpdfrc"
 fi
 AC_DEFINE_UNQUOTED(SYSTEM_XPDFRC, "$system_xpdfrc",
                    [Full path for the system-wide xpdfrc file.])

 dnl ##### Checks for header files.
 AC_PATH_XTRA
 AC_HEADER_DIRENT

 dnl ##### Switch over to C++.  This will make the checks below a little
 dnl ##### bit stricter (requiring function prototypes in include files).
 dnl ##### (99% of xpdf is written in C++.)
 AC_LANG_CPLUSPLUS

 dnl ##### Check for extra libraries needed by X.  (LynxOS needs this.)
 AC_CHECK_FUNC(gethostbyname)
 if test $ac_cv_func_gethostbyname = no; then
   AC_CHECK_LIB(bsd, gethostbyname, X_EXTRA_LIBS="$X_EXTRA_LIBS -lbsd")
 fi

 dnl ##### Checks for library functions.
 AC_CHECK_FUNCS(popen mkstemp mkstemps)

 dnl ##### Back to C for the library tests.
 AC_LANG_C

 dnl ##### Check for fseeko/ftello or fseek64/ftell64
 dnl The LARGEFILE and FSEEKO macros have to be called in C, not C++, mode.
 AC_SYS_LARGEFILE
 AC_FUNC_FSEEKO
 AC_CHECK_FUNCS(fseek64, xpdf_cv_func_fseek64=yes, xpdf_cv_func_fseek64=no)
 AC_CHECK_FUNCS(ftell64, xpdf_cv_func_ftell64=yes, xpdf_cv_func_ftell64=no)
 if test "$xpdf_cv_func_fseek64" = yes -a "$xpdf_cv_func_ftell64" = yes; then
   AC_DEFINE(HAVE_FSEEK64)
 fi

 dnl Test for zlib
 AC_ARG_ENABLE(zlib,
 	      AC_HELP_STRING([--disable-zlib],
 	                     [Don't build against zlib.]),
               enable_zlib=$enableval,
               enable_zlib="no")
 if test x$enable_zlib = xyes; then
   AC_CHECK_LIB([z], [inflate],,
 	       AC_MSG_ERROR("*** zlib library not found ***"))
   AC_CHECK_HEADERS([zlib.h],,
 		   AC_MSG_ERROR("*** zlib headers not found ***"))
 elif test x$enable_zlib = xtry; then
   AC_CHECK_LIB([z], [inflate],
                [enable_zlib="yes"],
 	       [enable_zlib="no"])
   AC_CHECK_HEADERS([zlib.h],,
 		   [enable_zlib="no"])
 fi

 if test x$enable_zlib = xyes; then
   ZLIB_LIBS="-lz"
   AC_SUBST(ZLIB_LIBS)
   AC_DEFINE(ENABLE_ZLIB)
 fi

 AM_CONDITIONAL(BUILD_ZLIB, test x$enable_zlib = xyes)
 AH_TEMPLATE([ENABLE_ZLIB],
 	    [Use zlib instead of builtin zlib decoder.])

 dnl Test for libjpeg
 AC_ARG_ENABLE(libjpeg,
 	      AC_HELP_STRING([--disable-libjpeg],
 	                     [Don't build against libjpeg.]),
               enable_libjpeg=$enableval,
               enable_libjpeg="try")
 if test x$enable_libjpeg != xno; then
   AC_FIND_JPEG
 fi

 AM_CONDITIONAL(BUILD_LIBJPEG, test x$enable_libjpeg = xyes)
 AH_TEMPLATE([ENABLE_LIBJPEG],
             [Use libjpeg instead of builtin jpeg decoder.])


 dnl Check for freetype headers
 FREETYPE_LIBS=
 FREETYPE_CFLAGS=
 FREETYPE_MIN_VERSION=9.5.3

 PKG_CHECK_MODULES(FREETYPE, freetype2 >= $FREETYPE_MIN_VERSION,
                   [freetype_pkgconfig=yes], [freetype_pkgconfig=no])

 if test "x$freetype_pkgconfig" = "xyes"; then

   AC_DEFINE(HAVE_FREETYPE_H, 1, [Have FreeType2 include files])
   AC_DEFINE_UNQUOTED(HAVE_FREETYPE_217_OR_OLDER, 0, [Defines if your system has the freetype library 2.1.7 or older])

 else

   AC_PATH_PROG(FREETYPE_CONFIG, freetype-config, no)
   if test "x$FREETYPE_CONFIG" != "xno" ; then
     FREETYPE_CFLAGS=`$FREETYPE_CONFIG --cflags`
     FREETYPE_LIBS=`$FREETYPE_CONFIG --libs`
     AC_DEFINE(HAVE_FREETYPE_H, 1, [Have FreeType2 include files])

     vers=`$FREETYPE_CONFIG --version 2>/dev/null | sed -e 's/libfreetype //' | awk 'BEGIN { FS = "."; } { printf "%d", $1 * 10000 + $2 * 100 + $3;}'`
     min_vers=`echo $FREETYPE_MIN_VERSION | awk 'BEGIN { FS = "."; } { printf "%d", $1 * 10000 + $2 * 100 + $3;}'`
     if test -n "$vers" && test "$vers" -le $min_vers; then
       AC_DEFINE_UNQUOTED(HAVE_FREETYPE_217_OR_OLDER, 1, [Defines if your system has the freetype library 2.1.7 or older])
     else
       AC_DEFINE_UNQUOTED(HAVE_FREETYPE_217_OR_OLDER, 0, [Defines if your system has the freetype library 2.1.7 or older])
     fi
   fi

 fi

 AC_SUBST(FREETYPE_CFLAGS)
 AC_SUBST(FREETYPE_LIBS)

 AC_ARG_ENABLE(splash-output,
               AC_HELP_STRING([--disable-splash-output],
 	                     [Don't build the Splash graphics backend.]),,
               enable_splash_output="yes")
 if test x$enable_splash_output = xyes; then
   PKG_CHECK_MODULES(SPLASH, fontconfig)
 fi
 AM_CONDITIONAL(BUILD_SPLASH_OUTPUT, test x$enable_splash_output = xyes)
 AH_TEMPLATE([HAVE_SPLASH], [Use splash for rendering.])
 if test x$enable_splash_output = xyes; then
   AC_DEFINE(HAVE_SPLASH)
 fi

 CAIRO_VERSION="0.5"
 AC_SUBST(CAIRO_VERSION)
 AC_ARG_ENABLE(cairo-output,
               AC_HELP_STRING([--disable-cairo-output],
                              [Don't build the cairo graphics backend.]),
               enable_cairo_output=$enableval,
               enable_cairo_output="try")
 if test x$enable_cairo_output = xyes; then
   PKG_CHECK_MODULES(CAIRO, cairo >= $CAIRO_VERSION fontconfig)
 elif test x$enable_cairo_output = xtry; then
   PKG_CHECK_MODULES(CAIRO, cairo >= $CAIRO_VERSION fontconfig,
                     [enable_cairo_output="yes"],
                     [enable_cairo_output="no"])
 fi

 AM_CONDITIONAL(BUILD_CAIRO_OUTPUT, test x$enable_cairo_output = xyes)
 AH_TEMPLATE([HAVE_CAIRO], [Use cairo for rendering.])
 if test x$enable_cairo_output = xyes; then
   AC_DEFINE(HAVE_CAIRO)
 fi

 AC_ARG_ENABLE(poppler-glib,
               AC_HELP_STRING([--disable-poppler-glib],
 	                     [Don't compile poppler glib wrapper.]),
               enable_poppler_glib=$enableval,
               enable_poppler_glib="try")
 if test x$enable_poppler_glib = xyes; then
   PKG_CHECK_MODULES(POPPLER_GLIB, gdk-2.0 >= 2.4.0 fontconfig)
 elif test x$enable_poppler_glib = xtry; then
   PKG_CHECK_MODULES(POPPLER_GLIB, gdk-2.0 >= 2.4.0 fontconfig,
                     [enable_poppler_glib="yes"],
                     [enable_poppler_glib="no"])
 fi
 if test x$enable_poppler_glib = xyes; then
   AC_PATH_PROG([GLIB_MKENUMS],[glib-mkenums])
 fi
 AM_CONDITIONAL(BUILD_POPPLER_GLIB, test x$enable_poppler_glib = xyes)

 AC_ARG_ENABLE(poppler-qt,
 	      AC_HELP_STRING([--disable-poppler-qt],
 			     [Don't compile poppler qt wrapper.]),
 	      enable_poppler_qt=$enableval,
 	      enable_poppler_qt="try")

 have_qt=no
 dnl ===================================================================
 dnl Check whether the Qt libraries are available.
 dnl Adapted from OpenOffice.org configure.in
 dnl ===================================================================

 dnl Search paths for Qt
 qt_incdirs="$QTINC /usr/local/qt/include /usr/include/qt /usr/include /usr/X11R6/include/X11/qt /usr/X11R6/include/qt /usr/lib/qt3/include /usr/lib/qt/include /usr/share/qt3/include"
 qt_libdirs="$QTLIB /usr/local/qt/lib /usr/lib/qt /usr/lib /usr/X11R6/lib/X11/qt /usr/X11R6/lib/qt /usr/lib/qt3/lib /usr/lib/qt/lib /usr/share/qt3/lib"
 if test -n "$QTDIR" ; then
     qt_incdirs="$QTDIR/include $qt_incdirs"
     qt_libdirs="$QTDIR/lib $qt_libdirs"
 fi

 dnl What to test
 qt_test_include="qstyle.h"
 qt_test_la_library="libqt-mt.la"
 qt_test_library="libqt-mt.so"

 dnl Check for Qt headers
 AC_MSG_CHECKING([for Qt headers])
 qt_incdir="no"
 for it in $qt_incdirs ; do
     if test -r "$it/$qt_test_include" ; then
         qt_incdir="$it"
         break
     fi
 done
 AC_MSG_RESULT([$qt_incdir])

 dnl Check for Qt libraries
 AC_MSG_CHECKING([for Qt libraries])
 qt_libdir="no"
 for qt_check in $qt_libdirs ; do
     if test -r "$qt_check/$qt_test_la_library" ; then
         qt_libdir="$qt_check"
         break
     fi

     if test -r "$qt_check/$qt_test_library" ; then
         qt_libdir="$qt_check"
         break
     fi
 done
 AC_MSG_RESULT([$qt_libdir])

 if test "x$qt_libdir" != "xno" ; then
     if test "x$qt_incdir" != "xno" ; then
         have_qt=yes;
     fi
 fi

 dnl Set the variables
 POPPLER_QT_CXXFLAGS="-I$qt_incdir"
 POPPLER_QT_LIBS="$qt_libdir/$qt_test_library"

 AC_SUBST(POPPLER_QT_CXXFLAGS)
 AC_SUBST(POPPLER_QT_LIBS)

 if test x$have_qt = xno ; then
     AC_MSG_WARN([Qt development libraries not found])
 fi

 if test x$enable_poppler_qt = xyes; then
   if test x$have_qt = xno; then
     AC_MSG_ERROR([Qt integration explicitly required, and Qt libraries not found])
   fi
 elif test x$enable_poppler_qt = xtry; then
   if test x$have_qt = xyes; then
     enable_poppler_qt="yes"
   else
     enable_poppler_qt="no"
   fi
 fi
 AM_CONDITIONAL(BUILD_POPPLER_QT, test x$enable_poppler_qt = xyes)

 dnl
 dnl Try Qt4
 dnl
 AC_ARG_ENABLE(poppler-qt4,
 	      AC_HELP_STRING([--disable-poppler-qt4],
 			     [Don't compile poppler Qt4 wrapper.]),
 	      enable_poppler_qt4=$enableval,
 	      enable_poppler_qt4="try")

 have_qt4=no
 dnl ===================================================================
 dnl Check whether the Qt4 libraries are available.
 dnl Adapted from Qt3 check above!
 dnl ===================================================================

 dnl Search paths for Qt4 - not much real experience with this yet.
 qt4_incdirs="/usr/local/qt/include /usr/include/qt /usr/include /usr/X11R6/include/X11/qt /usr/X11R6/include/qt /usr/lib/qt/include"
 qt4_libdirs="/usr/local/qt/lib /usr/lib/qt /usr/lib /usr/X11R6/lib/X11/qt /usr/X11R6/lib/qt /usr/lib/qt/lib"

 if test -n "$QTDIR" ; then
     qt4_incdirs="$QTDIR/include $qt4_incdirs"
     qt4_libdirs="$QTDIR/lib $qt4_libdirs"
 fi

 dnl What to test
 qt4_test_include="QtCore/QCoreApplication"
 qt4_test_la_library="libQtCore.la"
 qt4_test_library="libQtCore.so"

 dnl Check for Qt4 headers
 AC_MSG_CHECKING([for Qt4 headers])
 qt4_incdir="no"
 for it in $qt4_incdirs ; do
     if test -r "$it/$qt4_test_include" ; then
         qt4_incdir="$it"
         break
     fi
 done
 AC_MSG_RESULT([$qt4_incdir])

 dnl Check for Qt4 libraries
 AC_MSG_CHECKING([for Qt4 libraries])
 qt4_libdir="no"
 for qt4_check in $qt4_libdirs ; do
     if test -r "$qt4_check/$qt4_test_la_library" ; then
         qt4_libdir="$qt4_check"
         break
     fi

     if test -r "$qt4_check/$qt4_test_library" ; then
         qt4_libdir="$qt4_check"
         break
     fi
 done
 AC_MSG_RESULT([$qt4_libdir])

 if test "x$qt4_libdir" != "xno" ; then
     if test "x$qt4_incdir" != "xno" ; then
         have_qt4=yes;
     fi
 fi

 dnl Set the variables
 POPPLER_QT4_CXXFLAGS="-I$qt4_incdir"
 POPPLER_QT4_LIBS="-L$qt4_libdir -lQtCore -lQtGui"

 AC_SUBST(POPPLER_QT4_CXXFLAGS)
 AC_SUBST(POPPLER_QT4_LIBS)

 if test x$have_qt4 = xno ; then
     AC_MSG_WARN([Qt4 development libraries not found])
 fi

 if test x$enable_poppler_qt4 = xyes; then
   if test x$have_qt4 = xno; then
     AC_MSG_ERROR([Qt4 integration explicitly required, and Qt4 libraries not found])
   fi
 elif test x$enable_poppler_qt4 = xtry; then
   if test x$have_qt4 = xyes; then
     enable_poppler_qt4="yes"
   else
     enable_poppler_qt4="no"
   fi
 fi
 AM_CONDITIONAL(BUILD_POPPLER_QT4, test x$enable_poppler_qt4 = xyes)


 AC_ARG_ENABLE(gtk-test,
               AC_HELP_STRING([--disable-gtk-test],
 	                     [Don't compile GTK+ test program.]),
               enable_gtk_test=$enableval,
               enable_gtk_test="try")
 if test x$enable_gtk_test = xyes; then
   PKG_CHECK_MODULES(GTK_TEST, gtk+-2.0 >= 2.2.0 gdk-pixbuf-2.0)
 elif test x$enable_gtk_test = xtry; then
   PKG_CHECK_MODULES(GTK_TEST, gtk+-2.0 >= 2.2.0 gdk-pixbuf-2.0,
                     [enable_gtk_test="yes"],
                     [enable_gtk_test="no"])
 fi
 AM_CONDITIONAL(BUILD_GTK_TEST, test x$enable_gtk_test = xyes)


 AC_ARG_ENABLE(compile-warnings,
               AC_HELP_STRING([--enable-compile-warnings=@<:@no/yes/kde@:>@]
                              [Turn on compiler warnings.]),,
               [enable_compile_warnings="yes"])

 if test "x$GCC" != xyes; then
   enable_compile_warnings=no
 fi
 case "$enable_compile_warnings" in
   no)	;;
   yes)	CXXFLAGS="-Wall -Wno-unused $CXXFLAGS" ;;
   kde)	CXXFLAGS="-Wnon-virtual-dtor -Wno-long-long -Wundef -ansi \
 		-D_XOPEN_SOURCE=500 -D_BSD_SOURCE -Wcast-align \
 		-Wconversion -Wchar-subscripts -Wall -W -Wpointer-arith \
 		-Wwrite-strings -O2 -Wformat-security \
 		-Wmissing-format-attribute -fno-exceptions -fno-check-new \
 		-fno-common $CXXFLAGS" ;;
 esac


 AC_OUTPUT([
 Makefile
 goo/Makefile
 fofi/Makefile
 splash/Makefile
 poppler/Makefile
 glib/Makefile
 test/Makefile
 qt/Makefile
 qt4/Makefile
 qt4/src/Makefile
 qt4/tests/Makefile
 poppler.pc
 poppler-cairo.pc
 poppler-splash.pc
 poppler-glib.pc
 poppler-qt.pc
 poppler-qt4.pc])


 echo ""
 echo "Building poppler with support for:"
 echo "  splash output: $enable_splash_output"
 echo "  cairo output:  $enable_cairo_output"
 echo "  qt wrapper:    $enable_poppler_qt"
 echo "  qt4 wrapper:   $enable_poppler_qt4"
 echo "  glib wrapper:  $enable_poppler_glib"
 echo "  use libjpeg:   $enable_libjpeg"
 echo "  use zlib:      $enable_zlib"
	dnl Based on Xpdf configure.in and evince configure.ac

	dnl Based on kde acinclude.m4.in, LGPL Licensed

	AC_DEFUN([AC_FIND_FILE],
	[
	$3=NO
	for i in $2;
	do
	for j in $1;
	do
	echo "configure: __oline__: $i/$j" >&AC_FD_CC
	if test -r "$i/$j"; then
	echo "taking that" >&AC_FD_CC
	$3=$i
	break 2
	fi
	done
	done
	])

	AC_DEFUN([KDE_FIND_JPEG_HELPER],
	[
	AC_MSG_CHECKING([for libjpeg$2])
	AC_CACHE_VAL(ac_cv_lib_jpeg_$1,
	[
	ac_save_LIBS="$LIBS"
	LIBS="$all_libraries $USER_LDFLAGS -ljpeg$2 -lm"
	ac_save_CFLAGS="$CFLAGS"
	CFLAGS="$CFLAGS $all_includes $USER_INCLUDES"
	AC_TRY_LINK(
	[
	#ifdef __cplusplus
	extern "C" {
	#endif
	void jpeg_CreateDecompress();
	#ifdef __cplusplus
	}
	#endif
	],
	[jpeg_CreateDecompress();],
	eval "ac_cv_lib_jpeg_$1=-ljpeg$2",
	eval "ac_cv_lib_jpeg_$1=no")
	LIBS="$ac_save_LIBS"
	CFLAGS="$ac_save_CFLAGS"
	])

	if eval "test ! \"`echo $ac_cv_lib_jpeg_$1`\" = no"; then
	enable_libjpeg=yes
	LIBJPEG_LIBS="$ac_cv_lib_jpeg_$1"
	AC_MSG_RESULT($ac_cv_lib_jpeg_$1)
	else
	AC_MSG_RESULT(no)
	$3
	fi

	])

	AC_DEFUN([AC_FIND_JPEG],
	[
	dnl first look for libraries
	KDE_FIND_JPEG_HELPER(6b, 6b,
	KDE_FIND_JPEG_HELPER(normal, [],
	[
	LIBJPEG_LIBS=
	]
	)
	)

	dnl then search the headers (can't use simply AC_TRY_xxx, as jpeglib.h
	dnl requires system dependent includes loaded before it)
	jpeg_incdirs="$includedir /usr/include /usr/local/include "
	AC_FIND_FILE(jpeglib.h, $jpeg_incdirs, jpeg_incdir)
	test "x$jpeg_incdir" = xNO && jpeg_incdir=

	dnl if headers _and_ libraries are missing, this is no error, and we
	dnl continue with a warning (the user will get no jpeg support)
	dnl if only one is missing, it means a configuration error, but we still
	dnl only warn
	if test -n "$jpeg_incdir" && test -n "$LIBJPEG_LIBS" ; then
	AC_DEFINE_UNQUOTED(ENABLE_LIBJPEG, 1, [Define if you have libjpeg])
	else
	if test -n "$jpeg_incdir" \|\| test -n "$LIBJPEG_LIBS" ; then
	AC_MSG_WARN([
	There is an installation error in jpeg support. You seem to have only one
	of either the headers _or_ the libraries installed. You may need to either
	provide correct --with-extra-... options, or the development package of
	libjpeg6b. You can get a source package of libjpeg from http://www.ijg.org/
	Disabling JPEG support.
	])
	else
	AC_MSG_WARN([libjpeg not found. disable JPEG support.])
	fi
	jpeg_incdir=
	enable_libjpeg=no
	LIBJPEG_LIBS=
	fi

	AC_SUBST(LIBJPEG_LIBS)
	AH_VERBATIM(_AC_CHECK_JPEG,
	[/*
	* jpeg.h needs HAVE_BOOLEAN, when the system uses boolean in system
	* headers and I'm too lazy to write a configure test as long as only
	* unixware is related
	*/
	#ifdef _UNIXWARE
	#define HAVE_BOOLEAN
	#endif
	])
	])

	dnl Based on kde acinclude.m4.in, LGPL Licensed


	AC_PREREQ(2.59)
	AC_INIT(poppler, 0.4.5)
	AM_INIT_AUTOMAKE(AC_PACKAGE_NAME, AC_PACKAGE_VERSION)
	AM_CONFIG_HEADER(config.h)
	AM_CONFIG_HEADER(poppler/poppler-config.h)

	dnl ##### Checks for programs.
	AC_PROG_LIBTOOL
	AC_PROG_CC
	AC_ISC_POSIX
	AC_PROG_CC_STDC
	#if test -z "$CXX" -a "$CC" = "gcc"; then
	# CXX="gcc"
	#fi
	AC_PROG_CXX
	AC_PROG_INSTALL

	dnl ##### Optional features.
	AH_TEMPLATE([A4_PAPER],
	[Use A4 paper size instead of Letter for PostScript output.])
	AC_ARG_ENABLE(a4-paper,
	AS_HELP_STRING([--enable-a4-paper],
	[use A4 paper size instead of Letter for PostScript output]),
	AC_DEFINE(A4_PAPER))

	AH_TEMPLATE([OPI_SUPPORT],
	[Include support for OPI comments.])
	AC_ARG_ENABLE(opi,
	AS_HELP_STRING([--enable-opi],
	[include support for OPI comments]),
	AC_DEFINE(OPI_SUPPORT))

	dnl Enable these unconditionally.
	AC_DEFINE([MULTITHREADED], [1], [Enable multithreading support.])
	AC_DEFINE([TEXTOUT_WORD_LIST], [1], [Enable word list support.])

	dnl ##### Path to xpdfrc.
	dnl This ugly kludge to get the sysconfdir path is needed because
	dnl autoconf doesn't actually set the prefix variable until later.
	if test "$sysconfdir" = '${prefix}/etc'; then
	if test "x$prefix" = xNONE; then
	system_xpdfrc="$ac_default_prefix/etc/xpdfrc"
	else
	system_xpdfrc="$prefix/etc/xpdfrc"
	fi
	else
	system_xpdfrc="$sysconfdir/xpdfrc"
	fi
	AC_DEFINE_UNQUOTED(SYSTEM_XPDFRC, "$system_xpdfrc",
	[Full path for the system-wide xpdfrc file.])

	dnl ##### Checks for header files.
	AC_PATH_XTRA
	AC_HEADER_DIRENT

	dnl ##### Switch over to C++. This will make the checks below a little
	dnl ##### bit stricter (requiring function prototypes in include files).
	dnl ##### (99% of xpdf is written in C++.)
	AC_LANG_CPLUSPLUS

	dnl ##### Check for extra libraries needed by X. (LynxOS needs this.)
	AC_CHECK_FUNC(gethostbyname)
	if test $ac_cv_func_gethostbyname = no; then
	AC_CHECK_LIB(bsd, gethostbyname, X_EXTRA_LIBS="$X_EXTRA_LIBS -lbsd")
	fi

	dnl ##### Checks for library functions.
	AC_CHECK_FUNCS(popen mkstemp mkstemps)

	dnl ##### Back to C for the library tests.
	AC_LANG_C

	dnl ##### Check for fseeko/ftello or fseek64/ftell64
	dnl The LARGEFILE and FSEEKO macros have to be called in C, not C++, mode.
	AC_SYS_LARGEFILE
	AC_FUNC_FSEEKO
	AC_CHECK_FUNCS(fseek64, xpdf_cv_func_fseek64=yes, xpdf_cv_func_fseek64=no)
	AC_CHECK_FUNCS(ftell64, xpdf_cv_func_ftell64=yes, xpdf_cv_func_ftell64=no)
	if test "$xpdf_cv_func_fseek64" = yes -a "$xpdf_cv_func_ftell64" = yes; then
	AC_DEFINE(HAVE_FSEEK64)
	fi

	dnl Test for zlib
	AC_ARG_ENABLE(zlib,
	AC_HELP_STRING([--disable-zlib],
	[Don't build against zlib.]),
	enable_zlib=$enableval,
	enable_zlib="no")
	if test x$enable_zlib = xyes; then
	AC_CHECK_LIB([z], [inflate],,
	AC_MSG_ERROR("* zlib library not found *"))
	AC_CHECK_HEADERS([zlib.h],,
	AC_MSG_ERROR("* zlib headers not found *"))
	elif test x$enable_zlib = xtry; then
	AC_CHECK_LIB([z], [inflate],
	[enable_zlib="yes"],
	[enable_zlib="no"])
	AC_CHECK_HEADERS([zlib.h],,
	[enable_zlib="no"])
	fi

	if test x$enable_zlib = xyes; then
	ZLIB_LIBS="-lz"
	AC_SUBST(ZLIB_LIBS)
	AC_DEFINE(ENABLE_ZLIB)
	fi

	AM_CONDITIONAL(BUILD_ZLIB, test x$enable_zlib = xyes)
	AH_TEMPLATE([ENABLE_ZLIB],
	[Use zlib instead of builtin zlib decoder.])

	dnl Test for libjpeg
	AC_ARG_ENABLE(libjpeg,
	AC_HELP_STRING([--disable-libjpeg],
	[Don't build against libjpeg.]),
	enable_libjpeg=$enableval,
	enable_libjpeg="try")
	if test x$enable_libjpeg != xno; then
	AC_FIND_JPEG
	fi

	AM_CONDITIONAL(BUILD_LIBJPEG, test x$enable_libjpeg = xyes)
	AH_TEMPLATE([ENABLE_LIBJPEG],
	[Use libjpeg instead of builtin jpeg decoder.])


	dnl Check for freetype headers
	FREETYPE_LIBS=
	FREETYPE_CFLAGS=
	FREETYPE_MIN_VERSION=9.5.3

	PKG_CHECK_MODULES(FREETYPE, freetype2 >= $FREETYPE_MIN_VERSION,
	[freetype_pkgconfig=yes], [freetype_pkgconfig=no])

	if test "x$freetype_pkgconfig" = "xyes"; then

	AC_DEFINE(HAVE_FREETYPE_H, 1, [Have FreeType2 include files])
	AC_DEFINE_UNQUOTED(HAVE_FREETYPE_217_OR_OLDER, 0, [Defines if your system has the freetype library 2.1.7 or older])

	else

	AC_PATH_PROG(FREETYPE_CONFIG, freetype-config, no)
	if test "x$FREETYPE_CONFIG" != "xno" ; then
	FREETYPE_CFLAGS=`$FREETYPE_CONFIG --cflags`
	FREETYPE_LIBS=`$FREETYPE_CONFIG --libs`
	AC_DEFINE(HAVE_FREETYPE_H, 1, [Have FreeType2 include files])

	vers=`$FREETYPE_CONFIG --version 2>/dev/null \| sed -e 's/libfreetype //' \| awk 'BEGIN { FS = "."; } { printf "%d", $1 * 10000 + $2 * 100 + $3;}'`
	min_vers=`echo $FREETYPE_MIN_VERSION \| awk 'BEGIN { FS = "."; } { printf "%d", $1 * 10000 + $2 * 100 + $3;}'`
	if test -n "$vers" && test "$vers" -le $min_vers; then
	AC_DEFINE_UNQUOTED(HAVE_FREETYPE_217_OR_OLDER, 1, [Defines if your system has the freetype library 2.1.7 or older])
	else
	AC_DEFINE_UNQUOTED(HAVE_FREETYPE_217_OR_OLDER, 0, [Defines if your system has the freetype library 2.1.7 or older])
	fi
	fi

	fi

	AC_SUBST(FREETYPE_CFLAGS)
	AC_SUBST(FREETYPE_LIBS)

	AC_ARG_ENABLE(splash-output,
	AC_HELP_STRING([--disable-splash-output],
	[Don't build the Splash graphics backend.]),,
	enable_splash_output="yes")
	if test x$enable_splash_output = xyes; then
	PKG_CHECK_MODULES(SPLASH, fontconfig)
	fi
	AM_CONDITIONAL(BUILD_SPLASH_OUTPUT, test x$enable_splash_output = xyes)
	AH_TEMPLATE([HAVE_SPLASH], [Use splash for rendering.])
	if test x$enable_splash_output = xyes; then
	AC_DEFINE(HAVE_SPLASH)
	fi

	CAIRO_VERSION="0.5"
	AC_SUBST(CAIRO_VERSION)
	AC_ARG_ENABLE(cairo-output,
	AC_HELP_STRING([--disable-cairo-output],
	[Don't build the cairo graphics backend.]),
	enable_cairo_output=$enableval,
	enable_cairo_output="try")
	if test x$enable_cairo_output = xyes; then
	PKG_CHECK_MODULES(CAIRO, cairo >= $CAIRO_VERSION fontconfig)
	elif test x$enable_cairo_output = xtry; then
	PKG_CHECK_MODULES(CAIRO, cairo >= $CAIRO_VERSION fontconfig,
	[enable_cairo_output="yes"],
	[enable_cairo_output="no"])
	fi

	AM_CONDITIONAL(BUILD_CAIRO_OUTPUT, test x$enable_cairo_output = xyes)
	AH_TEMPLATE([HAVE_CAIRO], [Use cairo for rendering.])
	if test x$enable_cairo_output = xyes; then
	AC_DEFINE(HAVE_CAIRO)
	fi

	AC_ARG_ENABLE(poppler-glib,
	AC_HELP_STRING([--disable-poppler-glib],
	[Don't compile poppler glib wrapper.]),
	enable_poppler_glib=$enableval,
	enable_poppler_glib="try")
	if test x$enable_poppler_glib = xyes; then
	PKG_CHECK_MODULES(POPPLER_GLIB, gdk-2.0 >= 2.4.0 fontconfig)
	elif test x$enable_poppler_glib = xtry; then
	PKG_CHECK_MODULES(POPPLER_GLIB, gdk-2.0 >= 2.4.0 fontconfig,
	[enable_poppler_glib="yes"],
	[enable_poppler_glib="no"])
	fi
	if test x$enable_poppler_glib = xyes; then
	AC_PATH_PROG([GLIB_MKENUMS],[glib-mkenums])
	fi
	AM_CONDITIONAL(BUILD_POPPLER_GLIB, test x$enable_poppler_glib = xyes)

	AC_ARG_ENABLE(poppler-qt,
	AC_HELP_STRING([--disable-poppler-qt],
	[Don't compile poppler qt wrapper.]),
	enable_poppler_qt=$enableval,
	enable_poppler_qt="try")

	have_qt=no
	dnl ===================================================================
	dnl Check whether the Qt libraries are available.
	dnl Adapted from OpenOffice.org configure.in
	dnl ===================================================================

	dnl Search paths for Qt
	qt_incdirs="$QTINC /usr/local/qt/include /usr/include/qt /usr/include /usr/X11R6/include/X11/qt /usr/X11R6/include/qt /usr/lib/qt3/include /usr/lib/qt/include /usr/share/qt3/include"
	qt_libdirs="$QTLIB /usr/local/qt/lib /usr/lib/qt /usr/lib /usr/X11R6/lib/X11/qt /usr/X11R6/lib/qt /usr/lib/qt3/lib /usr/lib/qt/lib /usr/share/qt3/lib"
	if test -n "$QTDIR" ; then
	qt_incdirs="$QTDIR/include $qt_incdirs"
	qt_libdirs="$QTDIR/lib $qt_libdirs"
	fi

	dnl What to test
	qt_test_include="qstyle.h"
	qt_test_la_library="libqt-mt.la"
	qt_test_library="libqt-mt.so"

	dnl Check for Qt headers
	AC_MSG_CHECKING([for Qt headers])
	qt_incdir="no"
	for it in $qt_incdirs ; do
	if test -r "$it/$qt_test_include" ; then
	qt_incdir="$it"
	break
	fi
	done
	AC_MSG_RESULT([$qt_incdir])

	dnl Check for Qt libraries
	AC_MSG_CHECKING([for Qt libraries])
	qt_libdir="no"
	for qt_check in $qt_libdirs ; do
	if test -r "$qt_check/$qt_test_la_library" ; then
	qt_libdir="$qt_check"
	break
	fi

	if test -r "$qt_check/$qt_test_library" ; then
	qt_libdir="$qt_check"
	break
	fi
	done
	AC_MSG_RESULT([$qt_libdir])

	if test "x$qt_libdir" != "xno" ; then
	if test "x$qt_incdir" != "xno" ; then
	have_qt=yes;
	fi
	fi

	dnl Set the variables
	POPPLER_QT_CXXFLAGS="-I$qt_incdir"
	POPPLER_QT_LIBS="$qt_libdir/$qt_test_library"

	AC_SUBST(POPPLER_QT_CXXFLAGS)
	AC_SUBST(POPPLER_QT_LIBS)

	if test x$have_qt = xno ; then
	AC_MSG_WARN([Qt development libraries not found])
	fi

	if test x$enable_poppler_qt = xyes; then
	if test x$have_qt = xno; then
	AC_MSG_ERROR([Qt integration explicitly required, and Qt libraries not found])
	fi
	elif test x$enable_poppler_qt = xtry; then
	if test x$have_qt = xyes; then
	enable_poppler_qt="yes"
	else
	enable_poppler_qt="no"
	fi
	fi
	AM_CONDITIONAL(BUILD_POPPLER_QT, test x$enable_poppler_qt = xyes)

	dnl
	dnl Try Qt4
	dnl
	AC_ARG_ENABLE(poppler-qt4,
	AC_HELP_STRING([--disable-poppler-qt4],
	[Don't compile poppler Qt4 wrapper.]),
	enable_poppler_qt4=$enableval,
	enable_poppler_qt4="try")

	have_qt4=no
	dnl ===================================================================
	dnl Check whether the Qt4 libraries are available.
	dnl Adapted from Qt3 check above!
	dnl ===================================================================

	dnl Search paths for Qt4 - not much real experience with this yet.
	qt4_incdirs="/usr/local/qt/include /usr/include/qt /usr/include /usr/X11R6/include/X11/qt /usr/X11R6/include/qt /usr/lib/qt/include"
	qt4_libdirs="/usr/local/qt/lib /usr/lib/qt /usr/lib /usr/X11R6/lib/X11/qt /usr/X11R6/lib/qt /usr/lib/qt/lib"

	if test -n "$QTDIR" ; then
	qt4_incdirs="$QTDIR/include $qt4_incdirs"
	qt4_libdirs="$QTDIR/lib $qt4_libdirs"
	fi

	dnl What to test
	qt4_test_include="QtCore/QCoreApplication"
	qt4_test_la_library="libQtCore.la"
	qt4_test_library="libQtCore.so"

	dnl Check for Qt4 headers
	AC_MSG_CHECKING([for Qt4 headers])
	qt4_incdir="no"
	for it in $qt4_incdirs ; do
	if test -r "$it/$qt4_test_include" ; then
	qt4_incdir="$it"
	break
	fi
	done
	AC_MSG_RESULT([$qt4_incdir])

	dnl Check for Qt4 libraries
	AC_MSG_CHECKING([for Qt4 libraries])
	qt4_libdir="no"
	for qt4_check in $qt4_libdirs ; do
	if test -r "$qt4_check/$qt4_test_la_library" ; then
	qt4_libdir="$qt4_check"
	break
	fi

	if test -r "$qt4_check/$qt4_test_library" ; then
	qt4_libdir="$qt4_check"
	break
	fi
	done
	AC_MSG_RESULT([$qt4_libdir])

	if test "x$qt4_libdir" != "xno" ; then
	if test "x$qt4_incdir" != "xno" ; then
	have_qt4=yes;
	fi
	fi

	dnl Set the variables
	POPPLER_QT4_CXXFLAGS="-I$qt4_incdir"
	POPPLER_QT4_LIBS="-L$qt4_libdir -lQtCore -lQtGui"

	AC_SUBST(POPPLER_QT4_CXXFLAGS)
	AC_SUBST(POPPLER_QT4_LIBS)

	if test x$have_qt4 = xno ; then
	AC_MSG_WARN([Qt4 development libraries not found])
	fi

	if test x$enable_poppler_qt4 = xyes; then
	if test x$have_qt4 = xno; then
	AC_MSG_ERROR([Qt4 integration explicitly required, and Qt4 libraries not found])
	fi
	elif test x$enable_poppler_qt4 = xtry; then
	if test x$have_qt4 = xyes; then
	enable_poppler_qt4="yes"
	else
	enable_poppler_qt4="no"
	fi
	fi
	AM_CONDITIONAL(BUILD_POPPLER_QT4, test x$enable_poppler_qt4 = xyes)


	AC_ARG_ENABLE(gtk-test,
	AC_HELP_STRING([--disable-gtk-test],
	[Don't compile GTK+ test program.]),
	enable_gtk_test=$enableval,
	enable_gtk_test="try")
	if test x$enable_gtk_test = xyes; then
	PKG_CHECK_MODULES(GTK_TEST, gtk+-2.0 >= 2.2.0 gdk-pixbuf-2.0)
	elif test x$enable_gtk_test = xtry; then
	PKG_CHECK_MODULES(GTK_TEST, gtk+-2.0 >= 2.2.0 gdk-pixbuf-2.0,
	[enable_gtk_test="yes"],
	[enable_gtk_test="no"])
	fi
	AM_CONDITIONAL(BUILD_GTK_TEST, test x$enable_gtk_test = xyes)


	AC_ARG_ENABLE(compile-warnings,
	AC_HELP_STRING([--enable-compile-warnings=@<:@no/yes/kde@:>@]
	[Turn on compiler warnings.]),,
	[enable_compile_warnings="yes"])

	if test "x$GCC" != xyes; then
	enable_compile_warnings=no
	fi
	case "$enable_compile_warnings" in
	no) ;;
	yes) CXXFLAGS="-Wall -Wno-unused $CXXFLAGS" ;;
	kde) CXXFLAGS="-Wnon-virtual-dtor -Wno-long-long -Wundef -ansi \
	-D_XOPEN_SOURCE=500 -D_BSD_SOURCE -Wcast-align \
	-Wconversion -Wchar-subscripts -Wall -W -Wpointer-arith \
	-Wwrite-strings -O2 -Wformat-security \
	-Wmissing-format-attribute -fno-exceptions -fno-check-new \
	-fno-common $CXXFLAGS" ;;
	esac


	AC_OUTPUT([
	Makefile
	goo/Makefile
	fofi/Makefile
	splash/Makefile
	poppler/Makefile
	glib/Makefile
	test/Makefile
	qt/Makefile
	qt4/Makefile
	qt4/src/Makefile
	qt4/tests/Makefile
	poppler.pc
	poppler-cairo.pc
	poppler-splash.pc
	poppler-glib.pc
	poppler-qt.pc
	poppler-qt4.pc])


	echo ""
	echo "Building poppler with support for:"
	echo " splash output: $enable_splash_output"
	echo " cairo output: $enable_cairo_output"
	echo " qt wrapper: $enable_poppler_qt"
	echo " qt4 wrapper: $enable_poppler_qt4"
	echo " glib wrapper: $enable_poppler_glib"
	echo " use libjpeg: $enable_libjpeg"
	echo " use zlib: $enable_zlib"