]> git.saurik.com Git - apple/icu.git/blobdiff - icuSources/aclocal.m4
ICU-59180.0.1.tar.gz
[apple/icu.git] / icuSources / aclocal.m4
index 205f8ba1879e0d286938e854fd2561fef7ec4713..413f50971a5f67ce47be52e219de4ed2258961e4 100644 (file)
-dnl aclocal.m4 for ICU
-dnl Copyright (c) 1999-2003, International Business Machines Corporation and
-dnl others. All Rights Reserved.
-dnl Stephen F. Booth
-
-dnl @TOP@
-
-dnl ICU_CHECK_MH_FRAG
-AC_DEFUN(ICU_CHECK_MH_FRAG, [
-       AC_CACHE_CHECK(
-               [which Makefile fragment to use],
-               [icu_cv_host_frag],
-               [
-case "${host}" in
-*-*-solaris*)
-       if test "$ac_cv_prog_gcc" = yes; then   
-               icu_cv_host_frag=mh-solaris-gcc 
-       else
-               icu_cv_host_frag=mh-solaris
-       fi ;;
-alpha*-*-linux-gnu)
-       if test "$ac_cv_prog_gcc" = yes; then
-               icu_cv_host_frag=mh-alpha-linux-gcc
-       else  
-               icu_cv_host_frag=mh-alpha-linux-cc
-       fi ;;
-*-*-linux*) icu_cv_host_frag=mh-linux ;;
-*-*-cygwin)
-       if test "$ac_cv_prog_gcc" = yes; then
-               icu_cv_host_frag=mh-cygwin
-       else
-               icu_cv_host_frag=mh-cygwin-msvc
-       fi ;;
-*-*-*bsd*)     icu_cv_host_frag=mh-bsd-gcc ;;
-*-*-aix*)
-       if test -n "`$CXX --help 2>&1 | grep 'IBM C and C++ Compilers$'`"; then
-               icu_cv_host_frag=mh-aix
-       else
-               icu_cv_host_frag=mh-aix-va
-       fi ;;
-*-*-hpux*)
-       if test "$ac_cv_prog_gcc" = yes; then
-               icu_cv_host_frag=mh-hpux-gcc
-       else
-               case "$CXX" in
-               *aCC)    icu_cv_host_frag=mh-hpux-acc ;;
-               *CC)     icu_cv_host_frag=mh-hpux-cc ;;
-               esac
-       fi ;;
-*-*ibm-openedition*|*-*-os390*)        icu_cv_host_frag=mh-os390 ;;
-*-*-os400*)    icu_cv_host_frag=mh-os400 ;;
-*-apple-rhapsody*)     icu_cv_host_frag=mh-darwin ;;
-*-apple-darwin*)       icu_cv_host_frag=mh-darwin ;;
-*-*-irix*)     icu_cv_host_frag=mh-irix ;;
-*-dec-osf*) icu_cv_host_frag=mh-alpha-osf ;;
-*-*-nto*)      icu_cv_host_frag=mh-qnx ;;
-*-sequent-*)   icu_cv_host_frag=mh-ptx ;;
-*)             icu_cv_host_frag=mh-unknown ;;
-esac
-               ]
-       )
-])
-
-dnl ICU_CONDITIONAL - Taken from Automake 1.4
-AC_DEFUN(ICU_CONDITIONAL,
-[AC_SUBST($1_TRUE)
-AC_SUBST($1_FALSE)
-if $2; then
-  $1_TRUE=
-  $1_FALSE='#'
-else
-  $1_TRUE='#'
-  $1_FALSE=
-fi])
+# generated automatically by aclocal 1.15 -*- Autoconf -*-
+
+# Copyright (C) 1996-2014 Free Software Foundation, Inc.
+
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+m4_ifndef([AC_CONFIG_MACRO_DIRS], [m4_defun([_AM_CONFIG_MACRO_DIRS], [])m4_defun([AC_CONFIG_MACRO_DIRS], [_AM_CONFIG_MACRO_DIRS($@)])])
+dnl pkg.m4 - Macros to locate and utilise pkg-config.   -*- Autoconf -*-
+dnl serial 11 (pkg-config-0.29.1)
+dnl
+dnl Copyright © 2004 Scott James Remnant <scott@netsplit.com>.
+dnl Copyright © 2012-2015 Dan Nicholson <dbn.lists@gmail.com>
+dnl
+dnl This program is free software; you can redistribute it and/or modify
+dnl it under the terms of the GNU General Public License as published by
+dnl the Free Software Foundation; either version 2 of the License, or
+dnl (at your option) any later version.
+dnl
+dnl This program is distributed in the hope that it will be useful, but
+dnl WITHOUT ANY WARRANTY; without even the implied warranty of
+dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+dnl General Public License for more details.
+dnl
+dnl You should have received a copy of the GNU General Public License
+dnl along with this program; if not, write to the Free Software
+dnl Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+dnl 02111-1307, USA.
+dnl
+dnl As a special exception to the GNU General Public License, if you
+dnl distribute this file as part of a program that contains a
+dnl configuration script generated by Autoconf, you may include it under
+dnl the same distribution terms that you use for the rest of that
+dnl program.
+
+dnl PKG_PREREQ(MIN-VERSION)
+dnl -----------------------
+dnl Since: 0.29
+dnl
+dnl Verify that the version of the pkg-config macros are at least
+dnl MIN-VERSION. Unlike PKG_PROG_PKG_CONFIG, which checks the user's
+dnl installed version of pkg-config, this checks the developer's version
+dnl of pkg.m4 when generating configure.
+dnl
+dnl To ensure that this macro is defined, also add:
+dnl m4_ifndef([PKG_PREREQ],
+dnl     [m4_fatal([must install pkg-config 0.29 or later before running autoconf/autogen])])
+dnl
+dnl See the "Since" comment for each macro you use to see what version
+dnl of the macros you require.
+m4_defun([PKG_PREREQ],
+[m4_define([PKG_MACROS_VERSION], [0.29.1])
+m4_if(m4_version_compare(PKG_MACROS_VERSION, [$1]), -1,
+    [m4_fatal([pkg.m4 version $1 or higher is required but ]PKG_MACROS_VERSION[ found])])
+])dnl PKG_PREREQ
 
-dnl AC_SEARCH_LIBS_FIRST(FUNCTION, SEARCH-LIBS [, ACTION-IF-FOUND
-dnl            [, ACTION-IF-NOT-FOUND [, OTHER-LIBRARIES]]])
-dnl Search for a library defining FUNC, then see if it's not already available.
-AC_DEFUN(AC_SEARCH_LIBS_FIRST,
-[AC_PREREQ([2.13])
-AC_CACHE_CHECK([for library containing $1], [ac_cv_search_$1],
-[ac_func_search_save_LIBS="$LIBS"
-ac_cv_search_$1="no"
-for i in $2; do
-LIBS="-l$i $5 $ac_func_search_save_LIBS"
-AC_TRY_LINK_FUNC([$1],
-[ac_cv_search_$1="-l$i"
-break])
-done
-if test "$ac_cv_search_$1" = "no"; then
-AC_TRY_LINK_FUNC([$1], [ac_cv_search_$1="none required"])
+dnl PKG_PROG_PKG_CONFIG([MIN-VERSION])
+dnl ----------------------------------
+dnl Since: 0.16
+dnl
+dnl Search for the pkg-config tool and set the PKG_CONFIG variable to
+dnl first found in the path. Checks that the version of pkg-config found
+dnl is at least MIN-VERSION. If MIN-VERSION is not specified, 0.9.0 is
+dnl used since that's the first version where most current features of
+dnl pkg-config existed.
+AC_DEFUN([PKG_PROG_PKG_CONFIG],
+[m4_pattern_forbid([^_?PKG_[A-Z_]+$])
+m4_pattern_allow([^PKG_CONFIG(_(PATH|LIBDIR|SYSROOT_DIR|ALLOW_SYSTEM_(CFLAGS|LIBS)))?$])
+m4_pattern_allow([^PKG_CONFIG_(DISABLE_UNINSTALLED|TOP_BUILD_DIR|DEBUG_SPEW)$])
+AC_ARG_VAR([PKG_CONFIG], [path to pkg-config utility])
+AC_ARG_VAR([PKG_CONFIG_PATH], [directories to add to pkg-config's search path])
+AC_ARG_VAR([PKG_CONFIG_LIBDIR], [path overriding pkg-config's built-in search path])
+
+if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then
+       AC_PATH_TOOL([PKG_CONFIG], [pkg-config])
 fi
-LIBS="$ac_func_search_save_LIBS"])
-if test "$ac_cv_search_$1" != "no"; then
-  test "$ac_cv_search_$1" = "none required" || LIBS="$ac_cv_search_$1 $LIBS"
-  $3
-else :
-  $4
+if test -n "$PKG_CONFIG"; then
+       _pkg_min_version=m4_default([$1], [0.9.0])
+       AC_MSG_CHECKING([pkg-config is at least version $_pkg_min_version])
+       if $PKG_CONFIG --atleast-pkgconfig-version $_pkg_min_version; then
+               AC_MSG_RESULT([yes])
+       else
+               AC_MSG_RESULT([no])
+               PKG_CONFIG=""
+       fi
+fi[]dnl
+])dnl PKG_PROG_PKG_CONFIG
+
+dnl PKG_CHECK_EXISTS(MODULES, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])
+dnl -------------------------------------------------------------------
+dnl Since: 0.18
+dnl
+dnl Check to see whether a particular set of modules exists. Similar to
+dnl PKG_CHECK_MODULES(), but does not set variables or print errors.
+dnl
+dnl Please remember that m4 expands AC_REQUIRE([PKG_PROG_PKG_CONFIG])
+dnl only at the first occurence in configure.ac, so if the first place
+dnl it's called might be skipped (such as if it is within an "if", you
+dnl have to call PKG_CHECK_EXISTS manually
+AC_DEFUN([PKG_CHECK_EXISTS],
+[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl
+if test -n "$PKG_CONFIG" && \
+    AC_RUN_LOG([$PKG_CONFIG --exists --print-errors "$1"]); then
+  m4_default([$2], [:])
+m4_ifvaln([$3], [else
+  $3])dnl
 fi])
 
-dnl Check if we can build and use 64-bit libraries
-AC_DEFUN(AC_CHECK_64BIT_LIBS,
-[
-    AC_ARG_ENABLE(64bit-libs,
-        [  --enable-64bit-libs     build 64-bit libraries [default=yes]],
-        [ENABLE_64BIT_LIBS=${enableval}],
-        [ENABLE_64BIT_LIBS=yes]
-    )
-    dnl These results can't be cached because is sets compiler flags.
-    AC_MSG_CHECKING([for 64-bit executable support])
-    if test "$ENABLE_64BIT_LIBS" = no; then
-        case "${host}" in
-        *-*-hpux*)
-            case "${CXX}" in
-            *CC)
-                CFLAGS="${CFLAGS} +DAportable"
-                CXXFLAGS="${CXXFLAGS} +DAportable"
-                ;;
-            esac;;
-        esac
-    else
-        case "${host}" in
-        *-*-solaris*)
-            if test "$ac_cv_prog_gcc" = no; then
-                SOL64=`$CXX -xarch=v9 2>&1 && $CC -xarch=v9 2>&1 | grep -v usage:`
-                SPARCV9=`isainfo -n 2>&1 | grep sparcv9`
-                if test -z "$SOL64" && test -n "$SPARCV9"; then
-                    CFLAGS="${CFLAGS} -xtarget=ultra -xarch=v9"
-                    CXXFLAGS="${CXXFLAGS} -xtarget=ultra -xarch=v9"
-                    LDFLAGS="${LDFLAGS} -xtarget=ultra -xarch=v9"
-                    ENABLE_64BIT_LIBS=yes
-                else
-                    ENABLE_64BIT_LIBS=no
-                fi
-            else
-                ENABLE_64BIT_LIBS=no
-            fi
-            ;;
-        *-*-aix*)
-            OLD_CFLAGS="${CFLAGS}"
-            OLD_CXXFLAGS="${CXXFLAGS}"
-            OLD_LDFLAGS="${LDFLAGS}"
-            CFLAGS="${CFLAGS} -q64"
-            CXXFLAGS="${CXXFLAGS} -q64"
-            LDFLAGS="${LDFLAGS} -q64"
-            AC_TRY_RUN(int main(void) {return 0;},
-                ENABLE_64BIT_LIBS=yes, ENABLE_64BIT_LIBS=no, ENABLE_64BIT_LIBS=no)
-            if test "$ENABLE_64BIT_LIBS" = no; then
-                CFLAGS="${OLD_CFLAGS}"
-                CXXFLAGS="${OLD_CXXFLAGS}"
-                LDFLAGS="${OLD_LDFLAGS}"
-            else
-                ARFLAGS="${ARFLAGS} -X64"
-            fi
-            ;;
-        *-*-hpux*)
-            OLD_CFLAGS="${CFLAGS}"
-            OLD_CXXFLAGS="${CXXFLAGS}"
-            CFLAGS="${CFLAGS} +DA2.0W"
-            CXXFLAGS="${CXXFLAGS} +DA2.0W"
-            AC_TRY_RUN(int main(void) {return 0;},
-                ENABLE_64BIT_LIBS=yes, ENABLE_64BIT_LIBS=no, ENABLE_64BIT_LIBS=no)
-            if test "$ENABLE_64BIT_LIBS" = no; then
-                CFLAGS="${OLD_CFLAGS}"
-                CXXFLAGS="${OLD_CXXFLAGS}"
-            fi
-            ;;
-        *)
-            ENABLE_64BIT_LIBS=no
-            ;;
-        esac
-    fi
-    dnl Individual tests that fail should reset their own flags.
-    AC_MSG_RESULT($ENABLE_64BIT_LIBS)
-])
-
-dnl Strict compilation options.
-AC_DEFUN(AC_CHECK_STRICT_COMPILE,
-[
-    AC_MSG_CHECKING([whether strict compiling is on])
-    AC_ARG_ENABLE(strict,[  --enable-strict         compile with strict compiler options [default=no]], [
-       if test "$enableval" = no
-       then
-           ac_use_strict_options=no
-        else
-           ac_use_strict_options=yes
-        fi
-      ], [ac_use_strict_options=no])
-    AC_MSG_RESULT($ac_use_strict_options)
-
-    if test "$ac_use_strict_options" = yes
-    then
-        if test "$GCC" = yes
-        then
-            CFLAGS="$CFLAGS -Wall -ansi -pedantic -Wshadow -Wpointer-arith -Wmissing-prototypes -Wwrite-strings -Winline"
-            case "${host}" in
-            *-*-solaris*)
-                CFLAGS="$CFLAGS -D__STDC__=0";;
-            esac
-        fi
-        if test "$GXX" = yes
-        then
-            CXXFLAGS="$CXXFLAGS -W -Wall -ansi -pedantic -Wpointer-arith -Wmissing-prototypes -Wwrite-strings -Winline"
-            case "${host}" in
-            *-*-solaris*)
-                CXXFLAGS="$CXXFLAGS -D__STDC__=0";;
-            esac
+dnl _PKG_CONFIG([VARIABLE], [COMMAND], [MODULES])
+dnl ---------------------------------------------
+dnl Internal wrapper calling pkg-config via PKG_CONFIG and setting
+dnl pkg_failed based on the result.
+m4_define([_PKG_CONFIG],
+[if test -n "$$1"; then
+    pkg_cv_[]$1="$$1"
+ elif test -n "$PKG_CONFIG"; then
+    PKG_CHECK_EXISTS([$3],
+                     [pkg_cv_[]$1=`$PKG_CONFIG --[]$2 "$3" 2>/dev/null`
+                     test "x$?" != "x0" && pkg_failed=yes ],
+                    [pkg_failed=yes])
+ else
+    pkg_failed=untried
+fi[]dnl
+])dnl _PKG_CONFIG
+
+dnl _PKG_SHORT_ERRORS_SUPPORTED
+dnl ---------------------------
+dnl Internal check to see if pkg-config supports short errors.
+AC_DEFUN([_PKG_SHORT_ERRORS_SUPPORTED],
+[AC_REQUIRE([PKG_PROG_PKG_CONFIG])
+if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
+        _pkg_short_errors_supported=yes
+else
+        _pkg_short_errors_supported=no
+fi[]dnl
+])dnl _PKG_SHORT_ERRORS_SUPPORTED
+
+
+dnl PKG_CHECK_MODULES(VARIABLE-PREFIX, MODULES, [ACTION-IF-FOUND],
+dnl   [ACTION-IF-NOT-FOUND])
+dnl --------------------------------------------------------------
+dnl Since: 0.4.0
+dnl
+dnl Note that if there is a possibility the first call to
+dnl PKG_CHECK_MODULES might not happen, you should be sure to include an
+dnl explicit call to PKG_PROG_PKG_CONFIG in your configure.ac
+AC_DEFUN([PKG_CHECK_MODULES],
+[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl
+AC_ARG_VAR([$1][_CFLAGS], [C compiler flags for $1, overriding pkg-config])dnl
+AC_ARG_VAR([$1][_LIBS], [linker flags for $1, overriding pkg-config])dnl
+
+pkg_failed=no
+AC_MSG_CHECKING([for $1])
+
+_PKG_CONFIG([$1][_CFLAGS], [cflags], [$2])
+_PKG_CONFIG([$1][_LIBS], [libs], [$2])
+
+m4_define([_PKG_TEXT], [Alternatively, you may set the environment variables $1[]_CFLAGS
+and $1[]_LIBS to avoid the need to call pkg-config.
+See the pkg-config man page for more details.])
+
+if test $pkg_failed = yes; then
+       AC_MSG_RESULT([no])
+        _PKG_SHORT_ERRORS_SUPPORTED
+        if test $_pkg_short_errors_supported = yes; then
+               $1[]_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors --cflags --libs "$2" 2>&1`
+        else 
+               $1[]_PKG_ERRORS=`$PKG_CONFIG --print-errors --cflags --libs "$2" 2>&1`
         fi
-    fi
-])
-
-dnl Define a sizeof checking macro that is a bit better than autoconf's
-dnl builtin (and heavily based on it, of course). The new macro is
-dnl AC_DO_CHECK_SIZEOF(TYPE [, CROSS_SIZE [, INCLUDES])
-AC_DEFUN(AC_DO_CHECK_SIZEOF,
-[changequote(<<, >>)dnl
-dnl The name to #define.
-define(<<AC_TYPE_NAME>>, translit(sizeof_$1, [a-z *], [A-Z_P]))dnl
-dnl The cache variable name.
-define(<<AC_CV_NAME>>, translit(ac_cv_sizeof_$1, [ *], [_p]))dnl
-changequote([, ])dnl
-AC_MSG_CHECKING(size of $1)
-AC_CACHE_VAL(AC_CV_NAME,
-[AC_TRY_RUN($3
-[#include <stdio.h>
-main()
-{
-  FILE *f=fopen("conftestval", "w");
-  if (!f) exit(1);
-  fprintf(f, "%d\n", sizeof($1));
-  exit(0);
-}], AC_CV_NAME=`cat conftestval`, AC_CV_NAME=0, ifelse([$2], , , AC_CV_NAME=$2))])dnl
-AC_MSG_RESULT($AC_CV_NAME)
-AC_DEFINE_UNQUOTED(AC_TYPE_NAME, $AC_CV_NAME)
-undefine([AC_TYPE_NAME])dnl
-undefine([AC_CV_NAME])dnl
-])
+       # Put the nasty error message in config.log where it belongs
+       echo "$$1[]_PKG_ERRORS" >&AS_MESSAGE_LOG_FD
+
+       m4_default([$4], [AC_MSG_ERROR(
+[Package requirements ($2) were not met:
+
+$$1_PKG_ERRORS
+
+Consider adjusting the PKG_CONFIG_PATH environment variable if you
+installed software in a non-standard prefix.
+
+_PKG_TEXT])[]dnl
+        ])
+elif test $pkg_failed = untried; then
+       AC_MSG_RESULT([no])
+       m4_default([$4], [AC_MSG_FAILURE(
+[The pkg-config script could not be found or is too old.  Make sure it
+is in your PATH or set the PKG_CONFIG environment variable to the full
+path to pkg-config.
+
+_PKG_TEXT
+
+To get pkg-config, see <http://pkg-config.freedesktop.org/>.])[]dnl
+        ])
+else
+       $1[]_CFLAGS=$pkg_cv_[]$1[]_CFLAGS
+       $1[]_LIBS=$pkg_cv_[]$1[]_LIBS
+        AC_MSG_RESULT([yes])
+       $3
+fi[]dnl
+])dnl PKG_CHECK_MODULES
+
+
+dnl PKG_CHECK_MODULES_STATIC(VARIABLE-PREFIX, MODULES, [ACTION-IF-FOUND],
+dnl   [ACTION-IF-NOT-FOUND])
+dnl ---------------------------------------------------------------------
+dnl Since: 0.29
+dnl
+dnl Checks for existence of MODULES and gathers its build flags with
+dnl static libraries enabled. Sets VARIABLE-PREFIX_CFLAGS from --cflags
+dnl and VARIABLE-PREFIX_LIBS from --libs.
+dnl
+dnl Note that if there is a possibility the first call to
+dnl PKG_CHECK_MODULES_STATIC might not happen, you should be sure to
+dnl include an explicit call to PKG_PROG_PKG_CONFIG in your
+dnl configure.ac.
+AC_DEFUN([PKG_CHECK_MODULES_STATIC],
+[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl
+_save_PKG_CONFIG=$PKG_CONFIG
+PKG_CONFIG="$PKG_CONFIG --static"
+PKG_CHECK_MODULES($@)
+PKG_CONFIG=$_save_PKG_CONFIG[]dnl
+])dnl PKG_CHECK_MODULES_STATIC
+
+
+dnl PKG_INSTALLDIR([DIRECTORY])
+dnl -------------------------
+dnl Since: 0.27
+dnl
+dnl Substitutes the variable pkgconfigdir as the location where a module
+dnl should install pkg-config .pc files. By default the directory is
+dnl $libdir/pkgconfig, but the default can be changed by passing
+dnl DIRECTORY. The user can override through the --with-pkgconfigdir
+dnl parameter.
+AC_DEFUN([PKG_INSTALLDIR],
+[m4_pushdef([pkg_default], [m4_default([$1], ['${libdir}/pkgconfig'])])
+m4_pushdef([pkg_description],
+    [pkg-config installation directory @<:@]pkg_default[@:>@])
+AC_ARG_WITH([pkgconfigdir],
+    [AS_HELP_STRING([--with-pkgconfigdir], pkg_description)],,
+    [with_pkgconfigdir=]pkg_default)
+AC_SUBST([pkgconfigdir], [$with_pkgconfigdir])
+m4_popdef([pkg_default])
+m4_popdef([pkg_description])
+])dnl PKG_INSTALLDIR
+
+
+dnl PKG_NOARCH_INSTALLDIR([DIRECTORY])
+dnl --------------------------------
+dnl Since: 0.27
+dnl
+dnl Substitutes the variable noarch_pkgconfigdir as the location where a
+dnl module should install arch-independent pkg-config .pc files. By
+dnl default the directory is $datadir/pkgconfig, but the default can be
+dnl changed by passing DIRECTORY. The user can override through the
+dnl --with-noarch-pkgconfigdir parameter.
+AC_DEFUN([PKG_NOARCH_INSTALLDIR],
+[m4_pushdef([pkg_default], [m4_default([$1], ['${datadir}/pkgconfig'])])
+m4_pushdef([pkg_description],
+    [pkg-config arch-independent installation directory @<:@]pkg_default[@:>@])
+AC_ARG_WITH([noarch-pkgconfigdir],
+    [AS_HELP_STRING([--with-noarch-pkgconfigdir], pkg_description)],,
+    [with_noarch_pkgconfigdir=]pkg_default)
+AC_SUBST([noarch_pkgconfigdir], [$with_noarch_pkgconfigdir])
+m4_popdef([pkg_default])
+m4_popdef([pkg_description])
+])dnl PKG_NOARCH_INSTALLDIR
+
+
+dnl PKG_CHECK_VAR(VARIABLE, MODULE, CONFIG-VARIABLE,
+dnl [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])
+dnl -------------------------------------------
+dnl Since: 0.28
+dnl
+dnl Retrieves the value of the pkg-config variable for the given module.
+AC_DEFUN([PKG_CHECK_VAR],
+[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl
+AC_ARG_VAR([$1], [value of $3 for $2, overriding pkg-config])dnl
+
+_PKG_CONFIG([$1], [variable="][$3]["], [$2])
+AS_VAR_COPY([$1], [pkg_cv_][$1])
+
+AS_VAR_IF([$1], [""], [$5], [$4])dnl
+])dnl PKG_CHECK_VAR
+
+m4_include([config/m4/icu-conditional.m4])
+m4_include([acinclude.m4])