#

#  Copyright © 2003 Keith Packard, Noah Levitt

#

#  Permission to use, copy, modify, distribute, and sell this software and its

#  documentation for any purpose is hereby granted without fee, provided that

#  the above copyright notice appear in all copies and that both that

#  copyright notice and this permission notice appear in supporting

#  documentation, and that the name of Keith Packard not be used in

#  advertising or publicity pertaining to distribution of the software without

#  specific, written prior permission.  Keith Packard makes no

#  representations about the suitability of this software for any purpose.  It

#  is provided "as is" without express or implied warranty.

#

#  KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,

#  INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO

#  EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR

#  CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,

#  DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER

#  TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR

#  PERFORMANCE OF THIS SOFTWARE.

#

# Initialize Autoconf

AC_PREREQ([2.60])

AC_INIT([libXt], [1.1.5],

        [https://bugs.freedesktop.org/enter_bug.cgi?product=xorg], [libXt])

AC_CONFIG_SRCDIR([Makefile.am])

AC_CONFIG_HEADERS([config.h])

AC_CONFIG_MACRO_DIR([m4])

# Initialize Automake

AM_INIT_AUTOMAKE([foreign dist-bzip2])

# Initialize libtool

AC_PROG_LIBTOOL

# Require X.Org macros 1.13 or later for XORG_ENABLE_UNIT_TESTS

m4_ifndef([XORG_MACROS_VERSION],

          [m4_fatal([must install xorg-macros 1.13 or later before running autoconf/autogen])])

XORG_MACROS_VERSION(1.13)

XORG_DEFAULT_OPTIONS

XORG_CHECK_MALLOC_ZERO

XORG_ENABLE_SPECS

XORG_WITH_XMLTO(0.0.20)

XORG_WITH_FOP

XORG_WITH_XSLTPROC

XORG_CHECK_SGML_DOCTOOLS(1.01)

XORG_PROG_RAWCPP

XORG_WITH_PERL

# Checks for header files.

AC_CHECK_HEADER([alloca.h], AC_DEFINE(INCLUDE_ALLOCA_H, 1, [Define to 1 if Xalloca.h should include <alloca.h>]))

# Obtain compiler/linker options for depedencies

PKG_CHECK_MODULES(XT, sm ice x11 xproto kbproto)

# Set-up variables to use build machine compiler when cross-compiling

if test x"$CC_FOR_BUILD" = x; then

	if test x"$cross_compiling" = xyes; then

		AC_CHECK_PROGS(CC_FOR_BUILD, gcc cc)

	else

	        CC_FOR_BUILD="$CC"

	fi

fi

AC_SUBST([CC_FOR_BUILD])

DEFAULT_CPPFLAGS_FOR_BUILD="${CPPFLAGS}"

AC_CHECK_FUNC(asprintf,

  [DEFAULT_CPPFLAGS_FOR_BUILD="${DEFAULT_CPPFLAGS_FOR_BUILD} -DHAVE_ASPRINTF -D_GNU_SOURCE"])

CPPFLAGS_FOR_BUILD=${CPPFLAGS_FOR_BUILD-${DEFAULT_CPPFLAGS_FOR_BUILD}}

AC_SUBST(CPPFLAGS_FOR_BUILD)

DEFAULT_CFLAGS_FOR_BUILD="${CFLAGS} ${CWARNFLAGS}"

CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${DEFAULT_CFLAGS_FOR_BUILD}}

AC_SUBST(CFLAGS_FOR_BUILD)

LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}

AC_SUBST(LDFLAGS_FOR_BUILD)

# Map function checks to old Imake #defines

case $host_os in

	# darwin through Snow Leopard has poll() but can't be used to poll character devices.

	darwin@<:@789@:>@*|darwin10*) ;;

	darwin*)

		_ac_xorg_macosx_version_min=""

		if echo $CPPFLAGS $CFLAGS | grep -q mmacosx-version-min ; then

			_ac_xorg_macosx_version_min=`echo $CPPFLAGS $CFLAGS | sed 's/^.*-mmacosx-version-min=\(@<:@^ @:>@*\).*$/\1/'`

		else

			_ac_xorg_macosx_version_min=$MACOSX_DEPLOYMENT_TARGET

		fi

		case $_ac_xorg_macosx_version_min in

			10.@<:@0123456@:>@|10.@<:@0123456@:>@.*) ;;

			*)

				AC_CHECK_FUNC(poll, [AC_DEFINE(USE_POLL, 1, [poll() function is available])], )

			;;

		esac

		unset _ac_xorg_macosx_version_min

		;;

	*)

		AC_CHECK_FUNC(poll, [AC_DEFINE(USE_POLL, 1, [poll() function is available])], )

	;;

esac

# Link with winsock if mingw target

case $host_os in

	*mingw*)

		AC_HAVE_LIBRARY(ws2_32)

	;;

	*)

	;;

esac

# Options

AC_ARG_ENABLE(xkb, AS_HELP_STRING([--disable-xkb], [Disable XKB support]),

	XKB="$enableval", XKB="yes")

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

	AC_DEFINE(XKB, 1, [Define to 1 to use XKB for keysym resolution.])

fi

# --enable-unit-tests

XORG_ENABLE_UNIT_TESTS

XORG_WITH_GLIB([2.16])

# Memory checking support

case $host_os in

     solaris*)

        AC_CHECK_LIB([umem], [umem_alloc],

            [MALLOC_DEBUG_ENV='LD_PRELOAD=libumem.so UMEM_DEBUG=default'])

        ;;

     *-gnu*) # GNU libc - Value is used as a single byte bit pattern,

        # both directly and inverted, so should not be 0 or 255.

        MALLOC_DEBUG_ENV='MALLOC_PERTURB_=15'

        ;;

     *bsd*|darwin*)

        MALLOC_DEBUG_ENV='MallocPreScribble=1 MallocScribble=1'

        ;;

esac

AC_SUBST([MALLOC_DEBUG_ENV])

# Replaces XFileSearchPathDefault from Imake configs

XFILESEARCHPATHDEFAULT='$(sysconfdir)/X11/%L/%T/%N%C%S:$(sysconfdir)/X11/%l/%T/%N%C%S:$(sysconfdir)/X11/%T/%N%C%S:$(sysconfdir)/X11/%L/%T/%N%S:$(sysconfdir)/X11/%l/%T/%N%S:$(sysconfdir)/X11/%T/%N%S:$(datadir)/X11/%L/%T/%N%C%S:$(datadir)/X11/%l/%T/%N%C%S:$(datadir)/X11/%T/%N%C%S:$(datadir)/X11/%L/%T/%N%S:$(datadir)/X11/%l/%T/%N%S:$(datadir)/X11/%T/%N%S:$(libdir)/X11/%L/%T/%N%C%S:$(libdir)/X11/%l/%T/%N%C%S:$(libdir)/X11/%T/%N%C%S:$(libdir)/X11/%L/%T/%N%S:$(libdir)/X11/%l/%T/%N%S:$(libdir)/X11/%T/%N%S'

AC_ARG_WITH(xfile-search-path,

	AS_HELP_STRING([--with-xfile-search-path=<path>],

		       [Set path to search for app-defaults and other files]),

	[XFILESEARCHPATHDEFAULT="$withval"], [])

AC_SUBST([XFILESEARCHPATHDEFAULT])

AC_ARG_WITH(appdefaultdir,

	AS_HELP_STRING([--with-appdefaultdir=<path>],

		       [Set app-default directory (default: ${datadir}/X11/app-defaults)]),

	[appdefaultdir="$withval"],

	[appdefaultdir=${datadir}/X11/app-defaults])

AX_DEFINE_DIR([appdefaultdir], [appdefaultdir], [app default data directory])

# Replacement for Imake ToolkitStringsABIOptions, controls string tables

# generated by util/string.list in StringDefs.h & Shell.h

case $host_os in

	solaris*)

		# Solaris uses -intelabi even on SPARC

  		STRINGSABIOPTIONS="-intelabi -solarisabinames"

		;;

	sco* | svr4*)

		case $host_cpu in

		    i*86) STRINGSABIOPTIONS="-intelabi" ;;

		       *) STRINGSABIOPTIONS="" ;;

		esac

		;;

esac

AC_SUBST(STRINGSABIOPTIONS)

ERRORDBDIR=${datadir}/X11

AC_SUBST(ERRORDBDIR)

case $host_os in

    darwin*)

        OS_CFLAGS="-Wl,-flat_namespace"

	;;

    *)

        OS_CFLAGS=

        ;;

esac

XT_CFLAGS="$XT_CFLAGS $OS_CFLAGS"

AC_CONFIG_FILES([Makefile

		src/Makefile

		util/Makefile

		include/Makefile

		man/Makefile

		specs/Makefile

		test/Makefile

		xt.pc])

AC_OUTPUT