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dnl This Source Code Form is subject to the terms of the Mozilla Public
dnl License, v. 2.0. If a copy of the MPL was not distributed with this
dnl file, You can obtain one at http://mozilla.org/MPL/2.0/.
dnl Set the MOZ_ICU_VERSION variable to denote the current version of the
dnl ICU library, as well as a few other things.
AC_DEFUN([MOZ_CONFIG_ICU], [
ICU_LIB_NAMES=
dnl We always use ICU.
USE_ICU=1
dnl Settings for the implementation of the ECMAScript Internationalization API
if test -n "$USE_ICU"; then
icudir="$_topsrcdir/intl/icu/source"
if test ! -d "$icudir"; then
icudir="$_topsrcdir/../../intl/icu/source"
if test ! -d "$icudir"; then
AC_MSG_ERROR([Cannot find the ICU directory])
fi
fi
version=`${TOOLCHAIN_PREFIX}sed -n 's/^[[[:space:]]]*#[[:space:]]*define[[:space:]][[:space:]]*U_ICU_VERSION_MAJOR_NUM[[:space:]][[:space:]]*\([0-9][0-9]*\)[[:space:]]*$/\1/p' "$icudir/common/unicode/uvernum.h"`
if test x"$version" = x; then
AC_MSG_ERROR([cannot determine icu version number from uvernum.h header file $lineno])
fi
MOZ_ICU_VERSION="$version"
# TODO: the l is actually endian-dependent
# We could make this set as 'l' or 'b' for little or big, respectively,
# but we'd need to check in a big-endian version of the file.
ICU_DATA_FILE="icudt${version}l.dat"
dnl We won't build ICU data as a separate file when building
dnl ICU as a shared library, as we need to fold the data into
dnl the shared library in order for consumers like Spidermonkey
dnl to use it without code duplication.
if test -z "$MOZ_SHARED_ICU"; then
MOZ_ICU_DATA_ARCHIVE=1
else
MOZ_ICU_DATA_ARCHIVE=
fi
fi
AC_SUBST(MOZ_ICU_VERSION)
AC_SUBST(USE_ICU)
AC_SUBST(ICU_DATA_FILE)
AC_SUBST(MOZ_ICU_DATA_ARCHIVE)
AC_SUBST(MOZ_SHARED_ICU)
if test -n "$USE_ICU"; then
if test -z "$YASM" -a -z "$GNU_AS" -a "$COMPILE_ENVIRONMENT"; then
AC_MSG_ERROR([Building ICU requires either yasm or a GNU assembler. If you do not have either of those available for this platform you must use --without-intl-api])
fi
if test -z "$MOZ_SHARED_ICU"; then
AC_DEFINE(U_STATIC_IMPLEMENTATION)
fi
dnl Source files that use ICU should have control over which parts of the ICU
dnl namespace they want to use.
AC_DEFINE(U_USING_ICU_NAMESPACE,0)
fi
])
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