# -*-autoconf-*- AC_COPYRIGHT([ Copyright (c) 1999-2010, International Business Machines Corporation and others. All Rights Reserved. ]) # configure.in for ICU # Stephen F. Booth, heavily modified by Yves and others # Check for autoconf version AC_PREREQ(2.63) # Process this file with autoconf to produce a configure script AC_INIT AC_CONFIG_SRCDIR([common/unicode/utypes.h]) AC_CONFIG_HEADERS(common/icucfg.h) PACKAGE="icu" AC_SUBST(PACKAGE) AC_MSG_CHECKING(for ICU version numbers) # Get the ICU version from uversion.h or other headers geticuversion() { [sed -n 's/^[ ]*#[ ]*define[ ]*U_ICU_VERSION[ ]*"\([^"]*\)".*/\1/p' "$@"] } getuversion() { [sed -n 's/^[ ]*#[ ]*define[ ]*U_UNICODE_VERSION[ ]*"\([^"]*\)".*/\1/p' "$@"] } VERSION=`geticuversion $srcdir/common/unicode/uvernum.h` if test x"$VERSION" = x; then VERSION=`geticuversion $srcdir/common/unicode/*.h` if test x"$VERSION" = x; then AC_MSG_ERROR([Cannot determine ICU version number from uvernum.h header file]) fi fi UNICODE_VERSION=`getuversion $srcdir/common/unicode/uchar.h` if test x"$UNICODE_VERSION" = x; then UNICODE_VERSION=`getuversion $srcdir/common/unicode/*.h` if test x"$UNICODE_VERSION" = x; then AC_MSG_ERROR([Cannot determine Unicode version number from uchar.h header file]) fi fi # Compute a reasonable library version from the release version. 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bar = __sync_val_compare_and_swap(&foo, 0, 1);],, AC_LANG(C) AC_MSG_CHECKING([for gcc atomic functions]) AC_LINK_IFELSE([AC_LANG_PROGRAM( [[ void *p; int i; ]], [[ __sync_fetch_and_add(&i, 1); __sync_fetch_and_sub(&i, 1); __sync_val_compare_and_swap(&p, 0, 0); ]] )], [U_HAVE_GCC_ATOMICS=1; AC_MSG_RESULT([yes])], [U_HAVE_GCC_ATOMICS=0; AC_MSG_RESULT([no])]) AC_SUBST(U_HAVE_GCC_ATOMICS) AC_LANG(C) AC_CHECK_FUNC(popen) if test x$ac_cv_func_popen = xyes then U_HAVE_POPEN=1 else U_HAVE_POPEN=0 fi AC_SUBST(U_HAVE_POPEN) AC_CHECK_FUNC(tzset) U_HAVE_TZSET=0 if test x$ac_cv_func_tzset = xyes then U_TZSET=tzset U_HAVE_TZSET=1 else AC_CHECK_FUNC(_tzset) if test x$ac_cv_func__tzset = xyes then U_TZSET=_tzset U_HAVE_TZSET=1 fi fi AC_SUBST(U_HAVE_TZSET) AC_SUBST(U_TZSET) U_HAVE_TZNAME=0 AC_CACHE_CHECK(for tzname,ac_cv_var_tzname, [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#ifndef __USE_POSIX #define __USE_POSIX #endif #include #include #ifndef tzname /* For SGI. */ extern char *tzname[]; /* RS6000 and others reject char **tzname. */ #endif]], [atoi(*tzname);])],[ac_cv_var_tzname=yes],[ac_cv_var_tzname=no])]) if test $ac_cv_var_tzname = yes; 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then U_TIMEZONE=_timezone U_HAVE_TIMEZONE=1 fi fi fi AC_SUBST(U_HAVE_TIMEZONE) AC_SUBST(U_TIMEZONE) # Checks for typedefs AC_CHECK_TYPE(int8_t,signed char) AC_CHECK_TYPE(uint8_t,unsigned char) AC_CHECK_TYPE(int16_t,signed short) AC_CHECK_TYPE(uint16_t,unsigned short) AC_CHECK_TYPE(int32_t,signed long) AC_CHECK_TYPE(uint32_t,unsigned long) AC_CHECK_TYPE(int64_t,signed long long) AC_CHECK_TYPE(uint64_t,unsigned long long) if test $ac_cv_type_int8_t = no; then HAVE_INT8_T=0 else HAVE_INT8_T=1 fi AC_SUBST(HAVE_INT8_T) if test $ac_cv_type_uint8_t = no; then HAVE_UINT8_T=0 else HAVE_UINT8_T=1 fi AC_SUBST(HAVE_UINT8_T) if test $ac_cv_type_int16_t = no; then HAVE_INT16_T=0 else HAVE_INT16_T=1 fi AC_SUBST(HAVE_INT16_T) if test $ac_cv_type_uint16_t = no; then HAVE_UINT16_T=0 else HAVE_UINT16_T=1 fi AC_SUBST(HAVE_UINT16_T) if test $ac_cv_type_int32_t = no; then HAVE_INT32_T=0 else HAVE_INT32_T=1 fi AC_SUBST(HAVE_INT32_T) if test $ac_cv_type_uint32_t = no; then HAVE_UINT32_T=0 else HAVE_UINT32_T=1 fi AC_SUBST(HAVE_UINT32_T) if test $ac_cv_type_int64_t = no; then HAVE_INT64_T=0 else HAVE_INT64_T=1 fi AC_SUBST(HAVE_INT64_T) if test $ac_cv_type_uint64_t = no; then HAVE_UINT64_T=0 else HAVE_UINT64_T=1 fi AC_SUBST(HAVE_UINT64_T) # Do various wchar_t related checks AC_CHECK_HEADER(wchar.h) if test "$ac_cv_header_wchar_h" = no then U_HAVE_WCHAR_H=0 U_HAVE_WCSCPY=0 else AC_DEFINE([HAVE_WCHAR_H], [1], [wchar.h was found.]) U_HAVE_WCHAR_H=1 # Some broken systems have wchar.h but not some of its functions... AC_SEARCH_LIBS(wcscpy, wcs w) if test "$ac_cv_search_wcscpy" != no; then U_HAVE_WCSCPY=1 else U_HAVE_WCSCPY=0 fi fi AC_SUBST(U_HAVE_WCHAR_H) AC_SUBST(U_HAVE_WCSCPY) AC_CHECK_SIZEOF([wchar_t], 0, [ #if STDC_HEADERS #include #endif #include #if HAVE_WCHAR_H #include #include #endif]) U_SIZEOF_WCHAR_T=$ac_cv_sizeof_wchar_t # We do this check to verify that everything is okay. if test $U_SIZEOF_WCHAR_T = 0; then if test $U_HAVE_WCHAR_H=1; then AC_MSG_ERROR(There is wchar.h but the size of wchar_t is 0) fi fi AC_SUBST(U_SIZEOF_WCHAR_T) AC_MSG_CHECKING([for UTF-16 string literal support]) U_CHECK_UTF16_STRING=1 CHECK_UTF16_STRING_RESULT="unknown" case "${host}" in *-*-aix*|powerpc64-*-linux*) if test "$ac_cv_c_compiler_gnu" = no; then OLD_CFLAGS="${CFLAGS}" OLD_CXXFLAGS="${CXXFLAGS}" CFLAGS="${CFLAGS} -qutf" CXXFLAGS="${CXXFLAGS} -qutf" AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[const unsigned short hello[] = u"hello";]], [[]])],[U_CHECK_UTF16_STRING=1],[U_CHECK_UTF16_STRING=0]) if test "$U_CHECK_UTF16_STRING" = 0; then CFLAGS="${OLD_CFLAGS}" CXXFLAGS="${OLD_CXXFLAGS}" else CHECK_UTF16_STRING_RESULT="-qutf" fi fi ;; *-*-solaris*) if test "$ac_cv_c_compiler_gnu" = no; then OLD_CFLAGS="${CFLAGS}" OLD_CXXFLAGS="${CXXFLAGS}" CFLAGS="${CFLAGS} -xustr=ascii_utf16_ushort" CXXFLAGS="${CXXFLAGS} -xustr=ascii_utf16_ushort" AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[const unsigned short hello[] = U"hello";]], [[]])],[U_CHECK_UTF16_STRING=1],[U_CHECK_UTF16_STRING=0]) if test "$U_CHECK_UTF16_STRING" = 0; then CFLAGS="${OLD_CFLAGS}" CXXFLAGS="${OLD_CXXFLAGS}" else CHECK_UTF16_STRING_RESULT="-xustr=ascii_utf16_ushort" # Since we can't detect the availability of this UTF-16 syntax at compile time, # we depend on configure telling us that we can use it. # Since we can't ensure ICU users use -xustr=ascii_utf16_ushort, # we only use this macro within ICU. # If an ICU user uses icu-config, this feature will be enabled. CPPFLAGS="${CPPFLAGS} -DU_CHECK_UTF16_STRING=1" U_CHECK_UTF16_STRING=0 fi fi ;; *-*-hpux*) if test "$ac_cv_c_compiler_gnu" = no; then # The option will be detected at compile time without additional compiler options. CHECK_UTF16_STRING_RESULT="available" fi ;; *-*-cygwin) # wchar_t can be used CHECK_UTF16_STRING_RESULT="available" ;; *) ;; esac # GCC >= 4.4 supports UTF16 string literals. The CFLAGS and CXXFLAGS may change in the future. # Since we have to use a different standard, if strict is enable, don't enable UTF16 string literals. U_CHECK_GNUC_UTF16_STRING=0 if test "$ac_use_strict_options" = no && test "$CHECK_UTF16_STRING_RESULT" = "unknown"; then if test "$ac_cv_c_compiler_gnu" = yes; then OLD_CFLAGS="${CFLAGS}" OLD_CXXFLAGS="${CXXFLAGS}" CFLAGS="${CFLAGS} -std=gnu99 -D_GCC_" CXXFLAGS="${CXXFLAGS} -std=c++0x" AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 4) #ifdef _GCC_ typedef __CHAR16_TYPE__ char16_t; #endif char16_t test[] = u"This is a UTF16 literal string."; #else GCC IS TOO OLD! #endif ]], [[]])],[U_CHECK_UTF16_STRING=1],[U_CHECK_UTF16_STRING=0]) if test "$U_CHECK_UTF16_STRING" = 1; then CHECK_UTF16_STRING_RESULT="available"; U_CHECK_GNUC_UTF16_STRING=1 else CFLAGS="${OLD_CFLAGS}" CXXFLAGS="${OLD_CXXFLAGS}" fi fi fi AC_SUBST(U_CHECK_GNUC_UTF16_STRING) AC_MSG_RESULT($CHECK_UTF16_STRING_RESULT) AC_SUBST(U_CHECK_UTF16_STRING) # Enable/disable extras AC_ARG_ENABLE(extras, [ --enable-extras build ICU extras [default=yes]], [case "${enableval}" in yes) extras=true ;; no) extras=false ;; *) AC_MSG_ERROR(bad value ${enableval} for --enable-extras) ;; esac], extras=true) ICU_CONDITIONAL(EXTRAS, test "$extras" = true) AC_ARG_ENABLE(icuio, [ --enable-icuio build ICU's icuio library [default=yes]], [case "${enableval}" in yes) icuio=true ;; no) icuio=false ;; *) AC_MSG_ERROR(bad value ${enableval} for --enable-icuio) ;; esac], icuio=true) ICU_CONDITIONAL(ICUIO, test "$icuio" = true) # Enable/disable layout AC_ARG_ENABLE(layout, [ --enable-layout build ICU's layout library [default=yes]], [case "${enableval}" in yes) layout=true ;; no) layout=false ;; *) AC_MSG_ERROR(bad value ${enableval} for --enable-layout) ;; esac], layout=true) ICU_CONDITIONAL(LAYOUT, test "$layout" = true) AC_ARG_WITH(data-packaging, [ --with-data-packaging=type specify how to package ICU data (files, archive, library, static, auto) [default=auto]], [case "${withval}" in files|archive|library) datapackaging=$withval ;; auto) datapackaging=$withval ;; common) datapackaging=archive ;; dll) datapackaging=library ;; static) datapackaging=static ;; *) AC_MSG_ERROR(bad value ${withval} for --with-data-packaging) ;; esac], [datapackaging=]) # Note: 'thesysconfdir' is an evaluated version, for Man pages, so also for thedatadir, thelibdir, etc.. # thesysconfdir=`eval echo $sysconfdir` dnl# AC_SUBST(thesysconfdir) dnl# thelibdir=`test "x$exec_prefix" = xNONE && exec_prefix="$prefix"; eval echo $libdir` dnl# AC_SUBST(thelibdir) thedatadir=`eval echo $datadir` dnl# AC_SUBST(thedatadir) # Always put raw data files in share/icu/{version}, etc. Never use lib/icu/{version} for data files.. Actual shared libraries will go in {libdir}. pkgicudatadir=$datadir thepkgicudatadir=$thedatadir AC_SUBST(pkgicudatadir) AC_SUBST(thepkgicudatadir) dnl# Shouldn't need the AC_SUBST if test x"$datapackaging" = x -o x"$datapackaging" = xauto; then # default to library datapackaging=library if test "$ENABLE_STATIC" = "YES"; then if test "$ENABLE_SHARED" != "YES"; then datapackaging=static fi fi fi datapackaging_dir=`eval echo $thedatadir`"/icu/${VERSION}" datapackaging_msg="(No explaination for mode $datapackaging.)" datapackaging_msg_path="ICU will look in $datapackaging_dir which is the installation location. Call u_setDataDirectory() or use the ICU_DATA environment variable to override." datapackaging_msg_set="ICU will use the linked data library. If linked with the stub library located in stubdata/, the application can use udata_setCommonData() or set a data path to override." datapackaging_howfound="(unknown)" case "$datapackaging" in files) DATA_PACKAGING_MODE=files datapackaging_msg="ICU data will be stored in individual files." datapackaging_howfound="$datapackaging_msg_path" ;; archive) DATA_PACKAGING_MODE=common datapackaging_msg="ICU data will be stored in a single .dat file." datapackaging_howfound="$datapackaging_msg_path" ;; library) DATA_PACKAGING_MODE=dll datapackaging_msg="ICU data will be linked with ICU." if test "$ENABLE_STATIC" = "YES"; then datapackaging_msg="$datapackaging_msg A static data library will be built. " fi if test "$ENABLE_SHARED" = "YES"; then datapackaging_msg="$datapackaging_msg A shared data library will be built. " fi datapackaging_howfound="$datapackaging_msg_set" ;; static) DATA_PACKAGING_MODE=static datapackaging_msg="ICU data will be stored in a static library." datapackaging_howfound="$datapackaging_msg_set" ;; esac AC_SUBST(DATA_PACKAGING_MODE) # Sets a library suffix AC_MSG_CHECKING([for a library suffix to use]) AC_ARG_WITH(library-suffix, [ --with-library-suffix=suffix tag a suffix to the library names [default=]], [ICULIBSUFFIX="${withval}"], [ICULIBSUFFIX=]) msg=$ICULIBSUFFIX if test "$msg" = ""; then msg=none fi AC_MSG_RESULT($msg) AC_SUBST(ICULIBSUFFIX) if test "$ICULIBSUFFIX" != "" then U_HAVE_LIB_SUFFIX=1 ICULIBSUFFIXCNAME=`echo _$ICULIBSUFFIX | sed 's/[^A-Za-z0-9_]/_/g'` else U_HAVE_LIB_SUFFIX=0 fi AC_SUBST(U_HAVE_LIB_SUFFIX) AC_SUBST(ICULIBSUFFIXCNAME) # Enable/disable tests AC_ARG_ENABLE(tests, [ --enable-tests build ICU tests [default=yes]], [case "${enableval}" in yes) tests=true ;; no) tests=false ;; *) AC_MSG_ERROR(bad value ${enableval} for --enable-tests) ;; esac], tests=true) ICU_CONDITIONAL(TESTS, test "$tests" = true) # Enable/disable samples AC_ARG_ENABLE(samples, [ --enable-samples build ICU samples [default=yes] Additionally, the variable FORCE_LIBS may be set before calling configure. If set, it will REPLACE any automatic list of libraries.], [case "${enableval}" in yes) samples=true ;; no) samples=false ;; *) AC_MSG_ERROR(bad value ${enableval} for --enable-samples) ;; esac], samples=true) ICU_CONDITIONAL(SAMPLES, test "$samples" = true) ICUDATA_CHAR=$U_ENDIAN_CHAR # Platform-specific Makefile setup # set ICUDATA_CHAR to 'e' for any EBCDIC (which should be big endian) platform. case "${host}" in *-*-solaris*) platform=U_SOLARIS ;; *-*-linux*) platform=U_LINUX ;; *-pc-gnu) platform=U_HURD ;; *-*-*bsd*|*-*-dragonfly*) platform=U_BSD ;; *-*-aix*) platform=U_AIX ;; *-*-hpux*) platform=U_HPUX ;; *-apple-darwin*|*-apple-rhapsody*) platform=U_DARWIN ;; *-*-cygwin*|*-*-mingw*) platform=U_CYGWIN ;; *-*ibm-openedition*|*-*-os390*) platform=OS390 if test "${ICU_ENABLE_ASCII_STRINGS}" != "1"; then ICUDATA_CHAR="e" fi ;; *-*-os400*) platform=OS400 if test "${ICU_ENABLE_ASCII_STRINGS}" != "1"; then ICUDATA_CHAR="e" fi ;; *-*-nto*) platform=U_QNX ;; *-dec-osf*) platform=U_OSF ;; *-*-beos) platform=U_BEOS ;; *-*-irix*) platform=U_IRIX ;; *-ncr-*) platform=U_MPRAS ;; *) platform=U_UNKNOWN_PLATFORM ;; esac AC_SUBST(ICUDATA_CHAR) AC_SUBST(platform) platform_make_fragment_name="$icu_cv_host_frag" platform_make_fragment='$(top_srcdir)/config/'"$platform_make_fragment_name" AC_SUBST(platform_make_fragment_name) AC_SUBST(platform_make_fragment) if test "${FORCE_LIBS}" != ""; then echo " *** Overriding automatically chosen [LIBS=$LIBS], using instead [FORCE_LIBS=${FORCE_LIBS}]" 1>&6 LIBS=${FORCE_LIBS} fi # Now that we're done using CPPFLAGS etc. for tests, we can change it # for build. if test $ICU_USE_THREADS -ne 0 then CPPFLAGS="$CPPFLAGS \$(THREADSCPPFLAGS)" CFLAGS="$CFLAGS \$(THREADSCFLAGS)" CXXFLAGS="$CXXFLAGS \$(THREADSCXXFLAGS)" fi # output the Makefiles AC_CONFIG_FILES([icudefs.mk \ Makefile \ data/pkgdataMakefile \ config/Makefile.inc \ config/icu.pc \ config/pkgdataMakefile \ data/Makefile \ stubdata/Makefile \ common/Makefile \ i18n/Makefile \ layout/Makefile \ layoutex/Makefile \ io/Makefile \ extra/Makefile \ extra/uconv/Makefile \ extra/uconv/pkgdataMakefile \ extra/scrptrun/Makefile \ tools/Makefile \ tools/ctestfw/Makefile \ tools/toolutil/Makefile \ tools/makeconv/Makefile \ tools/genrb/Makefile \ tools/genccode/Makefile \ tools/gencmn/Makefile \ tools/gencnval/Makefile \ tools/genctd/Makefile \ tools/gentest/Makefile \ tools/gennorm2/Makefile \ tools/genbrk/Makefile \ tools/gensprep/Makefile \ tools/icuinfo/Makefile \ tools/icupkg/Makefile \ tools/icuswap/Makefile \ tools/pkgdata/Makefile \ tools/tzcode/Makefile \ tools/gencfu/Makefile \ test/Makefile \ test/compat/Makefile \ test/testdata/Makefile \ test/testdata/pkgdataMakefile \ test/hdrtst/Makefile \ test/intltest/Makefile \ test/cintltst/Makefile \ test/iotest/Makefile \ test/letest/Makefile \ test/perf/Makefile \ test/perf/collationperf/Makefile \ test/perf/ubrkperf/Makefile \ test/perf/charperf/Makefile \ test/perf/convperf/Makefile \ test/perf/normperf/Makefile \ test/perf/strsrchperf/Makefile \ test/perf/unisetperf/Makefile \ test/perf/usetperf/Makefile \ test/perf/ustrperf/Makefile \ test/perf/utfperf/Makefile \ test/perf/utrie2perf/Makefile \ samples/Makefile samples/date/Makefile \ samples/cal/Makefile samples/layout/Makefile \ common/unicode/platform.h]) AC_OUTPUT echo echo "ICU for C/C++ $VERSION is ready to be built." echo "=== Important Notes: ===" if test $ICU_USE_THREADS = 0; then echo echo "** ICU was configured without mutex or thread support. Multithread-safe operation will not be tested. If this is unexpected, then run configure with --enable-threads=yes or check the messages [above] to see why thread support was not found." 1>&6 echo fi echo "Data Packaging: $datapackaging" echo " This means: $datapackaging_msg" echo " To locate data: $datapackaging_howfound" if test -n "`$U_MAKE -v 2>&1 | grep '^GNU Make'`"; then echo "Building ICU: Use a GNU make such as $U_MAKE to build ICU." else echo "** WARNING: $U_MAKE may not be GNU make." echo "This may cause ICU to fail to build. Please make sure that GNU make" echo "is in your PATH so that the configure script can detect its location." fi AC_MSG_CHECKING([the version of "$U_MAKE"]) if "$U_MAKE" -f "$srcdir/config/gmakever.mk" PLATFORM="$platform"; then AC_MSG_RESULT([ok]) else AC_MSG_RESULT([too old or test failed - try upgrading GNU Make]) fi $as_unset _CXX_CXXSUFFIX