dnl @configure_input@
dnl
dnl This file comes from X.Org's @PACKAGE_STRING@
dnl
dnl Copyright (c) 2009, Oracle and/or its affiliates. All rights reserved.
dnl
dnl Permission is hereby granted, free of charge, to any person obtaining a
dnl copy of this software and associated documentation files (the "Software"),
dnl to deal in the Software without restriction, including without limitation
dnl the rights to use, copy, modify, merge, publish, distribute, sublicense,
dnl and/or sell copies of the Software, and to permit persons to whom the
dnl Software is furnished to do so, subject to the following conditions:
dnl
dnl The above copyright notice and this permission notice (including the next
dnl paragraph) shall be included in all copies or substantial portions of the
dnl Software.
dnl
dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
dnl IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
dnl FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
dnl THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
dnl LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
dnl FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
dnl DEALINGS IN THE SOFTWARE.
dnl
dnl --------------------------------------------------------------------
dnl
dnl Copyright 2005 Red Hat, Inc
dnl
dnl Permission to use, copy, modify, distribute, and sell this software and its
dnl documentation for any purpose is hereby granted without fee, provided that
dnl the above copyright notice appear in all copies and that both that
dnl copyright notice and this permission notice appear in supporting
dnl documentation.
dnl
dnl The above copyright notice and this permission notice shall be included
dnl in all copies or substantial portions of the Software.
dnl
dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
dnl OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
dnl MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
dnl IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR
dnl OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
dnl ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
dnl OTHER DEALINGS IN THE SOFTWARE.
dnl
dnl Except as contained in this notice, the name of the copyright holders shall
dnl not be used in advertising or otherwise to promote the sale, use or
dnl other dealings in this Software without prior written authorization
dnl from the copyright holders.

# XORG_FONT_MACROS_VERSION(required-version)
# ------------------------------------------
# Minimum version: 1.1.0
#
# If you're using a macro added in Version 1.1 or newer, include this in
# your configure.ac with the minimum required version, such as:
# XORG_FONT_MACROS_VERSION(1.1)
#
# To ensure that this macro is defined, also add:
# m4_ifndef([XORG_FONT_MACROS_VERSION],
#     [m4_fatal([must install X.Org font-util 1.1 or later before running autoconf/autogen])])
#
#
# See the "minimum version" comment for each macro you use to see what
# version you require.
m4_defun([XORG_FONT_MACROS_VERSION],[
m4_define([vers_have], [@VERSION@])
m4_define([maj_have], m4_substr(vers_have, 0, m4_index(vers_have, [.])))
m4_define([maj_needed], m4_substr([$1], 0, m4_index([$1], [.])))
m4_if(m4_cmp(maj_have, maj_needed), 0,,
    [m4_fatal([font-util major version ]maj_needed[ is required but ]vers_have[ found])])
m4_if(m4_version_compare(vers_have, [$1]), -1,
    [m4_fatal([font-util version $1 or higher is required but ]vers_have[ found])])
m4_undefine([vers_have])
m4_undefine([maj_have])
m4_undefine([maj_needed])
]) # XORG_FONT_MACROS_VERSION

# XORG_FONT_CHECK_{maps}()
# ------------------------
# Minimum version: 1.0.0
# These macros add --enable/disable-{maps} where {maps} are ISO8859-*,
# JISX0201 or KOI8_R.  By default, they are all enabled.

AC_DEFUN([XORG_FONT_CHECK_ISO8859_1], [XORG_FONT_CHECK_ENCODING(ISO8859-1)])
AC_DEFUN([XORG_FONT_CHECK_ISO8859_2], [XORG_FONT_CHECK_ENCODING(ISO8859-2)])
AC_DEFUN([XORG_FONT_CHECK_ISO8859_3], [XORG_FONT_CHECK_ENCODING(ISO8859-3)])
AC_DEFUN([XORG_FONT_CHECK_ISO8859_4], [XORG_FONT_CHECK_ENCODING(ISO8859-4)])
AC_DEFUN([XORG_FONT_CHECK_ISO8859_5], [XORG_FONT_CHECK_ENCODING(ISO8859-5)])
AC_DEFUN([XORG_FONT_CHECK_ISO8859_6], [XORG_FONT_CHECK_ENCODING(ISO8859-6)])
AC_DEFUN([XORG_FONT_CHECK_ISO8859_7], [XORG_FONT_CHECK_ENCODING(ISO8859-7)])
AC_DEFUN([XORG_FONT_CHECK_ISO8859_8], [XORG_FONT_CHECK_ENCODING(ISO8859-8)])
AC_DEFUN([XORG_FONT_CHECK_ISO8859_9], [XORG_FONT_CHECK_ENCODING(ISO8859-9)])
AC_DEFUN([XORG_FONT_CHECK_ISO8859_10],[XORG_FONT_CHECK_ENCODING(ISO8859-10)])
AC_DEFUN([XORG_FONT_CHECK_ISO8859_11],[XORG_FONT_CHECK_ENCODING(ISO8859-11)])
AC_DEFUN([XORG_FONT_CHECK_ISO8859_12],[XORG_FONT_CHECK_ENCODING(ISO8859-12)])
AC_DEFUN([XORG_FONT_CHECK_ISO8859_13],[XORG_FONT_CHECK_ENCODING(ISO8859-13)])
AC_DEFUN([XORG_FONT_CHECK_ISO8859_14],[XORG_FONT_CHECK_ENCODING(ISO8859-14)])
AC_DEFUN([XORG_FONT_CHECK_ISO8859_15],[XORG_FONT_CHECK_ENCODING(ISO8859-15)])
AC_DEFUN([XORG_FONT_CHECK_ISO8859_16],[XORG_FONT_CHECK_ENCODING(ISO8859-16)])
AC_DEFUN([XORG_FONT_CHECK_JISX0201],  [XORG_FONT_CHECK_ENCODING(JISX0201)])
AC_DEFUN([XORG_FONT_CHECK_KOI8_R],    [XORG_FONT_CHECK_ENCODING(KOI8-R)])

# XORG_FONT_CHECK_ENCODING(encoding)
# ----------------------------------
# Minimum version: 1.1.0
# This macro adds --enable/disable-<encoding>, enabled by default.
# It replaced individual copies of this code in the above macros in 1.1.
# Currently assumes encoding names will be all upper-case - add m4_toupper
# calls if this is not true in the future.

AC_DEFUN([XORG_FONT_CHECK_ENCODING],[
	AC_ARG_ENABLE(m4_tolower($1),
		AS_HELP_STRING(m4_join([-], [--disable], m4_tolower($1)),
				[Build $1 fonts (default: yes)]),
		[AS_TR_SH($1)=$enableval])
	AC_MSG_CHECKING([whether to build $1 fonts])
	AC_MSG_RESULT($[AS_TR_SH($1)])
	AM_CONDITIONAL(AS_TR_SH($1), [test "x$AS_TR_SH($1)" = xyes])
]) # XORG_FONT_CHECK_ENCODING

# XORG_FONT_CHECK_ENCODING_LIST(encoding1 encoding2....)
# -----------------------------------------------------
# Minimum version: 1.1.0
# Call XORG_FONT_CHECK_ENCODING for multiple encodings at once.
# Add a shorthand --enable/disable-all-encodings option.

AC_DEFUN([XORG_FONT_CHECK_ENCODING_LIST],[
	AC_ARG_ENABLE([all-encodings],
		AS_HELP_STRING([--disable-all-encodings],
				[Disable building of all font encodings]),
		[m4_foreach_w([enc], [$1], [
			AS_TR_SH(enc)=$enableval
		])],
		[m4_foreach_w([enc], [$1], [
			AS_TR_SH(enc)=yes
		])])
	m4_foreach_w([enc], [$1], [XORG_FONT_CHECK_ENCODING(enc)])
]) # XORG_FONT_CHECK_ENCODING_LIST

# XORG_FONT_REQUIRED_PROG(VARNAME, progname)
# ------------------------------------------
# Minimum version: 1.1.0
#
# Simple wrapper around AC_PATH_PROG that errors if not found
#

AC_DEFUN([XORG_FONT_REQUIRED_PROG],[
	AC_PATH_PROG($1, $2)
	if test x"$$1" = x; then
		AC_MSG_ERROR([$2 is required to build $PACKAGE_NAME.])
	fi
])


# XORG_FONT_FCCACHE()
# -------------------
# Minimum version: 1.1.0
#
# Set FCCACHE to path to fc-cache (fontconfig cache builder) if found
# Set RUN_FCCACHE to a rule suitable for substituting into a makefile
# to run fc-cache if found and not installing to $DESTDIR and not
# cross-compiling
#
# fc-cache is optional, not required, and should be skipped when making
# packages (installing to $DESTDIR) or cross-compiling
#
AC_DEFUN([XORG_FONT_FCCACHE],[
	AC_PATH_PROG(FCCACHE, fc-cache)
	FCCACHE_WARN='echo "** Warning: fonts.cache not built" ; echo "** Generate this file manually on host system using fc-cache"'
	if test x"$FCCACHE" = x || test x"$cross_compiling" != x"no" ; then
		RUN_FCCACHE="${FCCACHE_WARN}"
	else
		RUN_FCCACHE='@(if test -z "$(DESTDIR)"; then echo $(FCCACHE) $(fontdir); $(FCCACHE) $(fontdir); else'
		RUN_FCCACHE="${RUN_FCCACHE} ${FCCACHE_WARN} ; fi)"
	fi
	AC_SUBST([RUN_FCCACHE])
])

# XORG_FONT_MKFONTDIR()
# -------------------
# Minimum version: 1.3.0
#
# Set MKFONTDIR to path to mkfontdir.
#
# If cross-compiling, and if mkdir is not found, use a shell command
# which warns mkfontdir needs to be run on the target
#
# If not cross-compiling, mkfontdir must be found
#
AC_DEFUN([XORG_FONT_MKFONTDIR],[
	if test x"$cross_compiling" != x"no" ; then
		AC_PATH_PROG(MKFONTDIR, mkfontdir, "")
		MKFONTDIR_WARN='echo "** Warning: mkfontdir not run" ; echo "** Run mkfontdir manually on host system"'

		if test x"$MKFONTDIR" = x; then
			MKFONTDIR="${MKFONTDIR_WARN} ; echo '** mkfontdir'"
		fi
	else
		XORG_FONT_REQUIRED_PROG(MKFONTDIR, mkfontdir)
	fi

	AC_SUBST([MKFONTDIR])
])

# XORG_FONT_COMMON_UTILS()
# ------------------------
# Minimum version: 1.1.0
#
# Call XORG_FONT_REQUIRED_PROG for programs needed for all font types

AC_DEFUN([XORG_FONT_COMMON_UTILS],[
	XORG_FONT_FCCACHE
	XORG_FONT_MKFONTDIR
])

# XORG_FONT_SCALED_UTILS()
# ------------------------
# Minimum version: 1.1.0
#
# Call XORG_FONT_REQUIRED_PROG for programs needed for scalable fonts
# (TrueType, OpenType, Type1)

AC_DEFUN([XORG_FONT_SCALED_UTILS],[
	XORG_FONT_COMMON_UTILS
	XORG_FONT_REQUIRED_PROG(MKFONTSCALE, mkfontscale)
])

# XORG_FONT_BDF_UTILS()
# ---------------------
# Minimum version: 1.1.0
#
# Call XORG_FONT_REQUIRED_PROG for programs needed for BDF format bitmap fonts
# Also call XORG_FONT_CHECK_COMPRESSION to determine how to compress the
# PCF output files created by bdftopcf

AC_DEFUN([XORG_FONT_BDF_UTILS],[
	XORG_FONT_COMMON_UTILS
	XORG_FONT_REQUIRED_PROG(BDFTOPCF, bdftopcf)
	XORG_FONT_CHECK_COMPRESSION
])

# XORG_FONT_CHECK_COMPRESSION()
# -----------------------------
# Minimum version: 1.1.0
#
# Offer a --with-compression flag to control what compression method is
# used for pcf font files.   Offers all the methods currently supported
# by libXfont, including no compression.
#
# If COMPRESS_FLAGS is not set, and the compression method has flags needed
# for reproducible builds, such as gzip -n to not record timestamp, will
# set COMPRESS_FLAGS to those options.

AC_DEFUN([XORG_FONT_CHECK_COMPRESSION],[
	AC_MSG_CHECKING([font compression method])
	AC_ARG_WITH(compression,
	 [AS_HELP_STRING([--with-compression=<no|compress|gzip|bzip2>],
			 [compression method to use on pcf fonts])],
         [compression="$withval"], [compression="yes"])
	if test x"$compression" = "xyes" ; then
		compression="gzip"
	fi
	AC_MSG_RESULT([${compression}])
	case ${compression} in
	 *compress)	COMPRESS_SUFFIX=".Z" ;;
	 *gzip)		COMPRESS_SUFFIX=".gz" ;
			COMPRESS_FLAGS="${COMPRESS_FLAGS--n}" ;;
	 *bzip2)	COMPRESS_SUFFIX=".bz2" ;;
	 no|none)	COMPRESS_SUFFIX="" ; COMPRESS="cat" ;;
	 *) AC_MSG_ERROR([${compression} is not a supported compression method]) ;;
	esac
	if test x"$COMPRESS_SUFFIX" != "x" ; then
	   XORG_FONT_REQUIRED_PROG(COMPRESS, ${compression})
	fi
	AC_MSG_CHECKING([options to font compression command])
	AC_MSG_RESULT([${COMPRESS_FLAGS:-none}])
	AC_SUBST([COMPRESS_FLAGS])
	AC_SUBST([COMPRESS_SUFFIX])
])

# XORG_FONT_UCS2ANY()
# -------------------
# Minimum version: 1.1.0
#
# Call XORG_FONT_REQUIRED_PROG for ucs2any program needed for splitting
# Unicode-encoded BDF format bitmap fonts into subsets for older encodings.
# Also call pkg-config to find the directory with the encoding files needed
# by ucs2any, and export it as MAPFILES_PATH to the Makefiles

AC_DEFUN([XORG_FONT_UCS2ANY],[
	AC_REQUIRE([PKG_PROG_PKG_CONFIG])
	XORG_FONT_REQUIRED_PROG(UCS2ANY, ucs2any)
	PKG_CHECK_MODULES(MAPS, [fontutil])
	AC_MSG_CHECKING([for ucs2any encoding data files])
	MAPFILES_PATH=`$PKG_CONFIG --variable=mapdir fontutil`
	AC_SUBST(MAPFILES_PATH)
	AC_MSG_RESULT([${MAPFILES_PATH}])
])



# XORG_FONT_FC_CONFDIR()
# --------------------
# Minimum version: 1.2.0
#
# Sets FC_CONFDIR to the fontconfig config directory
# (which should be --with-confdir=... when building fontconfig)
# found from:
#	--with-fc-confdir=...
#	pkg-config --variable=confdir fontconfig
#	${sysconfdir}/fonts

AC_DEFUN([XORG_FONT_FC_CONFDIR],[
	dnl Ensure $PKG_CONFIG is set first
	AC_REQUIRE([PKG_PROG_PKG_CONFIG])

	AC_MSG_CHECKING([for fontconfig's configuration directory])
	AC_ARG_WITH(fc-confdir,
		    AS_HELP_STRING([--with-fc-confdir=DIR],
			   [Path to fontconfig's configuration directory]),
		    [FC_CONFDIR="$withval"])
	# if --with-fc-confdir was not specified
	if test "x${FC_CONFDIR}" = "x"; then
		FC_CONFDIR=`$PKG_CONFIG --variable=confdir fontconfig`
	fi
	# ...and if pkg-config didn't find confdir in fontconfig.pc...
	if test "x${FC_CONFDIR}" = "x"; then
		FC_CONFDIR="${sysconfdir}/fonts"
	fi
	AC_SUBST(FC_CONFDIR)
	AC_MSG_RESULT([${FC_CONFDIR}])
])



# XORG_FONTROOTDIR()
# --------------------
# Minimum version: 1.1.0
#
# Sets FONTROOTDIR to the root directory for font files.  Uses the first
# found from:
#	--with-fontrootdir
#	pkg-config --variable=fontrootdir fontutil
#	${datadir}/fonts/X11

AC_DEFUN([XORG_FONTROOTDIR],[
	dnl Ensure $PKG_CONFIG is set first
	AC_REQUIRE([PKG_PROG_PKG_CONFIG])

	AC_MSG_CHECKING([for root directory for font files])
	AC_ARG_WITH(fontrootdir,
		    AS_HELP_STRING([--with-fontrootdir=DIR],
			   [Path to root directory for font files]),
		    [FONTROOTDIR="$withval"])
	# if --with-fontrootdir not specified...
	if test "x${FONTROOTDIR}" = "x"; then
		FONTROOTDIR=`$PKG_CONFIG --variable=fontrootdir fontutil`
	fi
	# ...and if pkg-config didn't find fontdir in fontutil.pc...
	if test "x${FONTROOTDIR}" = "x"; then
		FONTROOTDIR="${datadir}/fonts/X11"
	fi
	AC_SUBST(FONTROOTDIR)
	AC_MSG_RESULT([${FONTROOTDIR}])
])

# XORG_FONTSUBDIR(variable, flag, subdir)
# ---------------------------------------
# Minimum version: 1.1.0
#
# Offer a --with-<flag> flag to control directory for font installation
# Default is the specified <subdir> of the font root directory.
# Sets <variable> to the selected directory

AC_DEFUN([XORG_FONTSUBDIR],[
	AC_REQUIRE([XORG_FONTROOTDIR])

	AC_MSG_CHECKING([for directory for $3 files])
	AC_ARG_WITH($2,
		    [AS_HELP_STRING([--with-$2=DIR],
				    [Path to $3 files [FONTROOTDIR/$3]])],
		    [$1="${withval}"], [$1='${FONTROOTDIR}/$3'])
	AC_SUBST($1)
	AC_MSG_RESULT([${$1}])
]) # XORG_FONTSUBDIR

# XORG_FONTDIR(subdir)
# --------------------
# Minimum version: 1.1.0
#
# Offer a --with-fontdir flag to control directory for font installation
# Default is the specified subdir of the font root directory.
# Sets FONTDIR to the selected directory

AC_DEFUN([XORG_FONTDIR],[XORG_FONTSUBDIR([FONTDIR], [fontdir], [$1])])
