[cycript.git] / configure.ac

dnl Cycript - Optimizing JavaScript Compiler/Runtime
dnl Copyright (C) 2009-2013  Jay Freeman (saurik)

dnl GNU General Public License, Version 3 {{{
dnl
dnl Cycript is free software: you can redistribute it and/or modify
dnl it under the terms of the GNU General Public License as published
dnl by the Free Software Foundation, either version 3 of the License,
dnl or (at your option) any later version.
dnl
dnl Cycript 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
dnl GNU General Public License for more details.
dnl
dnl You should have received a copy of the GNU General Public License
dnl along with Cycript.  If not, see <http://www.gnu.org/licenses/>.
dnl }}}

AC_PREREQ([2.65])
AC_INIT([Cycript], [0.9], [saurik@saurik.com], [cycript], [http://www.cycript.org/])
AC_COPYRIGHT([Copyright (C) 2009-2012  Jay Freeman (saurik)])

AC_CONFIG_SRCDIR([Console.cpp])
AC_CONFIG_AUX_DIR([.])
AC_CONFIG_MACRO_DIR([m4])
AC_CONFIG_HEADERS([config.h])

AM_INIT_AUTOMAKE([-Wall -Werror foreign])
AM_MAINTAINER_MODE([disable])

AC_PROG_CC
AC_PROG_CXX
AC_PROG_OBJCXX

AM_PROG_AR
AC_PROG_INSTALL

LT_INIT([disable-static])

AC_LANG([C++])

PKG_PROG_PKG_CONFIG([0.22])

AC_PATH_PROG([GIT], [git])
AC_PATH_PROG([TIME], [time])

dnl CY_CHECK_PROGS_VERSION {{{
AC_DEFUN([CY_CHECK_PROGS_VERSION], [
    AC_ARG_VAR(]$1[, ]$3[)

    AC_MSG_CHECKING(for ]$2[ >= ]$5[)
    AC_PATH_PROGS_FEATURE_CHECK(]$1[, ]$2[,
        AS_VAR_SET(version, [`$ac_path_]$1[ ]$4[`])
        AS_VAR_IF(version, [], ,
            AS_VERSION_COMPARE($version, ]$5[, ,
                ac_cv_path_]$1[=$ac_path_]$1[,
                ac_cv_path_]$1[=$ac_path_]$1[))
    , AC_MSG_RESULT(no))

    AS_IF([true], [
        AC_SUBST(]$1[, $ac_cv_path_]$1[)
        AC_MSG_RESULT($]$1[)
    ], AS_IF([true], [
        AC_MSG_ERROR(You need ]$2[ ]$5[ or greater)
    ], [
        AC_SUBST(]$1[, [:])
        AC_MSG_RESULT([no])
    ]))
]) dnl }}}

CY_CHECK_PROGS_VERSION([BISON], [bison], [GNU Project parser generator (yacc replacement)],
    [-V | $SED -e '1 s/^bison (GNU Bison) \(.*\)$/\1/p;d'], [2.3])
CY_CHECK_PROGS_VERSION([FLEX], [flex], [the fast lexical analyser generator],
    [--version | $SED -e '1 s/^@<:@^0-9.@:>@* \(@<:@0-9.@:>@*\).*$/\1/p;d'], [2.5.33])
CY_CHECK_PROGS_VERSION([GPERF], [gperf], [perfect hash function generator],
    [--version | $SED -e '1 s/^.* \(@<:@0-9.@:>@*\)$/\1/p;d'], [3.0.3])
CY_CHECK_PROGS_VERSION([GNUTAR], [tar gtar gnutar], [a very sticky lump of files],
    [--version | $SED -e '1 s/^tar (GNU tar) \(.*\)$/\1/p;d'], [1.19])

AC_MSG_CHECKING([bison for %code{}])
echo '%code{}%%_:' >conftest.y
if $BISON conftest.y -o/dev/null 2>/dev/null; then
    AC_LIB_APPENDTOVAR([CY_FILTERS], [Bison24])
    AC_MSG_RESULT([yes])
else
    AC_LIB_APPENDTOVAR([CY_FILTERS], [Bison23])
    AC_MSG_RESULT([no])
fi

rm -f conftest.y
AC_SUBST([CY_FILTERS])

dnl CY_TRY {{{
AC_DEFUN([CY_SUCCESS], [cy_good=1])
AC_DEFUN([CY_FAILURE], [cy_good=0])

AC_DEFUN([CY_TRY], [
    cy_save=$]$1[
        AC_LIB_APPENDTOVAR(]$1[, ]$2[)
        ]$3[
    ]$1[=$cy_save
    AS_IF([test "x$cy_good" = x1], ]$4[, ]$5[)
]) dnl }}}

AC_DEFUN([CY_TEST_FLAG_], [
    AC_LANG_PUSH(]$2[)
    AC_MSG_CHECKING([for ]]$4[[ ]]$1[)
    CY_TRY(]$3[, $1, [
        AC_COMPILE_IFELSE([AC_LANG_SOURCE([])],
            [CY_SUCCESS], [CY_FAILURE])
    ], [
        AC_MSG_RESULT([yes])
        AC_LIB_APPENDTOVAR(]$3[, ]$1[)
    ], [AC_MSG_RESULT([no])])
    AC_LANG_POP(]$2[)
])

AC_DEFUN([CY_TEST_FLAG], [
    CY_TEST_FLAG_(]$1[, [C], [CFLAGS], [cc])
    CY_TEST_FLAG_(]$1[, [C++], [CXXFLAGS], [c++])
    CY_TEST_FLAG_(]$1[, [Objective C++], [OBJCXXFLAGS], [c++ -ObjC])
])

AX_CFLAGS_WARN_ALL
AX_CXXFLAGS_WARN_ALL
AX_FLAGS_WARN_ALL

CY_TEST_FLAG([-Werror])

dnl XXX: this is used to support GNU Objective-C struct objc_method
CY_TEST_FLAG([-Wno-deprecated-declarations])

CY_TEST_FLAG([-Wno-dangling-else])
CY_TEST_FLAG([-Wno-overloaded-virtual])
CY_TEST_FLAG([-Wno-parentheses])
CY_TEST_FLAG([-Wno-unneeded-internal-declaration])

AC_DEFUN([CY_LT_LIB], [
    cy_save=$LIBS
    LIBS=
    ]$2[
    ]$1[=$LIBS
    LIBS=$cy_save
    AC_SUBST(]$1[)
])

dnl -arch * {{{
for cy_arch in ppc ppc64 i386 x86_64 armv6 arm64; do
    AC_MSG_CHECKING([for -arch $cy_arch])
    CY_TRY([CXXFLAGS], ["-arch $cy_arch"], [
        AC_TRY_LINK([], [], [CY_SUCCESS], [CY_FAILURE])
    ], [
        AC_MSG_RESULT([yes])
        AC_LIB_APPENDTOVAR([CY_ARCH], ["-arch $cy_arch"])
    ], [AC_MSG_RESULT([no])])
done
AC_SUBST([CY_ARCH])
dnl }}}

dnl --enable-javascript {{{
AC_DEFUN([CY_CHECK_JAVASCRIPTCORE], [
    CY_LT_LIB([LTJAVASCRIPTCORE], [AC_CHECK_FRAMEWORK([JavaScriptCore], [
        #include <JavaScriptCore/JSBase.h>
    ], [
        JSEvaluateScript(0, 0, 0, 0, 0, 0);
    ], [
        AC_SUBST([CY_EXECUTE], [1])
    ], [
        for cy_webkit_pkg in "webkit-1.0" "WebKitGtk"; do
            PKG_CHECK_MODULES([WEBKIT], [$cy_webkit_pkg], [
                AC_SUBST([CY_EXECUTE], [1])
                AC_LIB_APPENDTOVAR([CPPFLAGS], [`$PKG_CONFIG --cflags $cy_webkit_pkg`])
                AC_LIB_APPENDTOVAR([LIBS], [`$PKG_CONFIG --libs $cy_webkit_pkg`])
            ], [:]); if test "x$CY_EXECUTE" = x1; then break; fi
        done
    ])])
])

AC_DEFUN([CY_CHECK_JAVASCRIPT], [
    CY_CHECK_JAVASCRIPTCORE])

AC_ARG_ENABLE([javascript], [AS_HELP_STRING(
    [--enable-javascript@<:@=ENGINE@:>@],
    [use a JavaScript runtime (currently the only available option for ENGINE is JavaScriptCore) @<:@default=yes@:>@]
)], [
    AS_CASE([$enableval],
        [yes], [
            CY_CHECK_JAVASCRIPT],
        [no], [
            AC_SUBST([CY_EXECUTE], [0])],
        [JavaScriptCore], [
            CY_CHECK_JAVASCRIPTCORE],
        [AC_MSG_ERROR([Unknown JavaScript engine: $enableval])])
], [CY_CHECK_JAVASCRIPT])
dnl }}}

AC_ARG_ENABLE([console], AS_HELP_STRING([--disable-console], [disable console]))
AM_CONDITIONAL([CY_CONSOLE], [test "x$enable_console" != "xno"])

AC_DEFUN([CY_CHECK_PKG_CONFIG_LIBFFI], [
    PKG_CHECK_MODULES([LIBFFI], [libffi], [
        AC_LIB_APPENDTOVAR([CPPFLAGS], [`$PKG_CONFIG --cflags libffi`])
        AC_LIB_APPENDTOVAR([LIBS], [`$PKG_CONFIG --libs libffi`])
    ], [AC_MSG_ERROR([missing "libffi"])])])

AM_CONDITIONAL([CY_EXECUTE], [test "x$CY_EXECUTE" = x1])

AS_CASE([$CY_EXECUTE], [1], [
    AC_CHECK_HEADERS([ffi.h ffi/ffi.h], [break])

    CY_LT_LIB([LTLIBFFI], AS_IF([test "x$ac_cv_header_ffi_h" = xno && test "x$ac_cv_header_ffi_ffi_h" = xno], [
        CY_CHECK_PKG_CONFIG_LIBFFI
    ], [
        AC_SEARCH_LIBS([ffi_call], [ffi])
        AS_CASE([$ac_cv_search_ffi_call], [no], [CY_CHECK_PKG_CONFIG_LIBFFI])
    ]))

    AC_LANG_PUSH([Objective C++])

    AC_MSG_CHECKING([if we really have Objective C++])
    AC_COMPILE_IFELSE([AC_LANG_SOURCE([])], [
        CY_OBJECTIVEC=1
        AC_MSG_RESULT([yes])
    ], [AC_MSG_RESULT([no])])

    AS_IF([test "x$CY_OBJECTIVEC" = x1], [
        CY_LT_LIB([LTOBJECTIVEC], [AC_CHECK_FRAMEWORK([CoreFoundation], [
            #include <CoreFoundation/CFBase.h>
        ], [CFAllocatorGetDefault();], [
            AC_SUBST([CY_OBJECTIVEC])

            AC_CHECK_FRAMEWORK([Foundation], [
                #include <Foundation/NSObject.h>
            ], [[[[NSObject alloc] init];]])
        ], [
            AC_ARG_VAR([GNUSTEP_CONFIG], [prints information about the current gnustep installation])
            AC_CHECK_PROGS([GNUSTEP_CONFIG], [gnustep-config])

            AS_IF([test "x$GNUSTEP_CONFIG" != x], [
                AC_SUBST([CY_OBJECTIVEC])
                AC_LIB_APPENDTOVAR([OBJCXXFLAGS], [`$GNUSTEP_CONFIG --objc-flags`])
                AC_LIB_APPENDTOVAR([LIBS], [`$GNUSTEP_CONFIG --base-libs`])
            ], [AC_SUBST([CY_OBJECTIVEC], [0])])
        ])])
    ])

    AC_LANG_POP([Objective C++])
])

AM_CONDITIONAL([CY_OBJECTIVEC], [test "x$CY_OBJECTIVEC" = x1])

CY_LT_LIB([LTLIBREADLINE], [AX_LIB_READLINE])
AS_CASE([$ax_cv_lib_readline], [no], [AC_MSG_ERROR([missing "libreadline"])])

CY_LT_LIB([LTLIBTERMCAP], [AC_SEARCH_LIBS([cur_term], [termcap ncurses])])

AC_SUBST([LTLIBGCC])

AC_SUBST([LTFLAGS])
AC_SUBST([SO], [$acl_shlibext])

AS_IF([test "x$CY_EXECUTE" = x1], [
    AC_CHECK_HEADER([mach/mach.h], [
        AC_CHECK_TOOLS([_LIPO], [lipo], [AC_MSG_ERROR([missing "lipo"])])
        AC_CHECK_TOOLS([_NM], [nm], [AC_MSG_ERROR([missing "nm"])])
        AC_CHECK_TOOLS([_OTOOL], [otool], [AC_MSG_ERROR([missing "otool"])])
        AC_SUBST([CY_ATTACH_GROUP], [procmod])
        AC_SUBST([CY_MACH], [1])])])
AM_CONDITIONAL([CY_MACH], [test "x$CY_MACH" = x1])

AC_CONFIG_FILES([Makefile])
AC_OUTPUT
Commit	Line	Data
c15969fd JF	1	dnl Cycript - Optimizing JavaScript Compiler/Runtime
	2	dnl Copyright (C) 2009-2013 Jay Freeman (saurik)
	3
	4	dnl GNU General Public License, Version 3 {{{
	5	dnl
	6	dnl Cycript is free software: you can redistribute it and/or modify
	7	dnl it under the terms of the GNU General Public License as published
	8	dnl by the Free Software Foundation, either version 3 of the License,
	9	dnl or (at your option) any later version.
	10	dnl
	11	dnl Cycript is distributed in the hope that it will be useful, but
	12	dnl WITHOUT ANY WARRANTY; without even the implied warranty of
	13	dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	dnl GNU General Public License for more details.
	15	dnl
	16	dnl You should have received a copy of the GNU General Public License
	17	dnl along with Cycript. If not, see <http://www.gnu.org/licenses/>.
	18	dnl }}}
	19
9c60689e	20	AC_PREREQ([2.65])
c7aa54aa	21	AC_INIT([Cycript], [0.9], [saurik@saurik.com], [cycript], [http://www.cycript.org/])
66170b30 JF	22	AC_COPYRIGHT([Copyright (C) 2009-2012 Jay Freeman (saurik)])
66170b30 JF	23
35fa52c0	24	AC_CONFIG_SRCDIR([Console.cpp])
6b66678a	25	AC_CONFIG_AUX_DIR([.])
66170b30	26	AC_CONFIG_MACRO_DIR([m4])
e2852502	27	AC_CONFIG_HEADERS([config.h])
66170b30	28
9228a43a	29	AM_INIT_AUTOMAKE([-Wall -Werror foreign])
b2895b4c	30	AM_MAINTAINER_MODE([disable])
a243b558	31
7caa62e6	32	AC_PROG_CC
a243b558 JF	33	AC_PROG_CXX
a243b558 JF	34	AC_PROG_OBJCXX
bfde1b76	35
a243b558 JF	36	AM_PROG_AR
	37	AC_PROG_INSTALL
	38
549f29b5	39	LT_INIT([disable-static])
66170b30 JF	40
	41	AC_LANG([C++])
	42
3fd51f51	43	PKG_PROG_PKG_CONFIG([0.22])
66170b30	44
66170b30 JF	45	AC_PATH_PROG([GIT], [git])
	46	AC_PATH_PROG([TIME], [time])
	47
	48	dnl CY_CHECK_PROGS_VERSION {{{
e9c9a47c	49	AC_DEFUN([CY_CHECK_PROGS_VERSION], [
66170b30 JF	50	AC_ARG_VAR(]$1[, ]$3[)
	51
	52	AC_MSG_CHECKING(for ]$2[ >= ]$5[)
	53	AC_PATH_PROGS_FEATURE_CHECK(]$1[, ]$2[,
	54	AS_VAR_SET(version, [`$ac_path_]$1[ ]$4[`])
	55	AS_VAR_IF(version, [], ,
	56	AS_VERSION_COMPARE($version, ]$5[, ,
	57	ac_cv_path_]$1[=$ac_path_]$1[,
	58	ac_cv_path_]$1[=$ac_path_]$1[))
	59	, AC_MSG_RESULT(no))
	60
	61	AS_IF([true], [
	62	AC_SUBST(]$1[, $ac_cv_path_]$1[)
	63	AC_MSG_RESULT($]$1[)
	64	], AS_IF([true], [
	65	AC_MSG_ERROR(You need ]$2[ ]$5[ or greater)
	66	], [
	67	AC_SUBST(]$1[, [:])
	68	AC_MSG_RESULT([no])
	69	]))
	70	]) dnl }}}
	71
	72	CY_CHECK_PROGS_VERSION([BISON], [bison], [GNU Project parser generator (yacc replacement)],
	73	[-V \| $SED -e '1 s/^bison (GNU Bison) \(.*\)$/\1/p;d'], [2.3])
	74	CY_CHECK_PROGS_VERSION([FLEX], [flex], [the fast lexical analyser generator],
	75	[--version \| $SED -e '1 s/^@<:@^0-9.@:>@* \(@<:@0-9.@:>@\).$/\1/p;d'], [2.5.33])
	76	CY_CHECK_PROGS_VERSION([GPERF], [gperf], [perfect hash function generator],
	77	[--version \| $SED -e '1 s/^.* \(@<:@0-9.@:>@*\)$/\1/p;d'], [3.0.3])
	78	CY_CHECK_PROGS_VERSION([GNUTAR], [tar gtar gnutar], [a very sticky lump of files],
	79	[--version \| $SED -e '1 s/^tar (GNU tar) \(.*\)$/\1/p;d'], [1.19])
	80
9228a43a JF	81	AC_MSG_CHECKING([bison for %code{}])
	82	echo '%code{}%%_:' >conftest.y
	83	if $BISON conftest.y -o/dev/null 2>/dev/null; then
	84	AC_LIB_APPENDTOVAR([CY_FILTERS], [Bison24])
	85	AC_MSG_RESULT([yes])
	86	else
	87	AC_LIB_APPENDTOVAR([CY_FILTERS], [Bison23])
	88	AC_MSG_RESULT([no])
	89	fi
	90
	91	rm -f conftest.y
	92	AC_SUBST([CY_FILTERS])
	93
66170b30 JF	94	dnl CY_TRY {{{
	95	AC_DEFUN([CY_SUCCESS], [cy_good=1])
	96	AC_DEFUN([CY_FAILURE], [cy_good=0])
	97
	98	AC_DEFUN([CY_TRY], [
	99	cy_save=$]$1[
	100	AC_LIB_APPENDTOVAR(]$1[, ]$2[)
	101	]$3[
	102	]$1[=$cy_save
	103	AS_IF([test "x$cy_good" = x1], ]$4[, ]$5[)
	104	]) dnl }}}
	105
ff6daad2 JF	106	AC_DEFUN([CY_TEST_FLAG_], [
	107	AC_LANG_PUSH(]$2[)
	108	AC_MSG_CHECKING([for ]]$4[[ ]]$1[)
	109	CY_TRY(]$3[, $1, [
66170b30 JF	110	AC_COMPILE_IFELSE([AC_LANG_SOURCE([])],
	111	[CY_SUCCESS], [CY_FAILURE])
	112	], [
	113	AC_MSG_RESULT([yes])
ff6daad2	114	AC_LIB_APPENDTOVAR(]$3[, ]$1[)
66170b30	115	], [AC_MSG_RESULT([no])])
ff6daad2 JF	116	AC_LANG_POP(]$2[)
	117	])
	118
	119	AC_DEFUN([CY_TEST_FLAG], [
	120	CY_TEST_FLAG_(]$1[, [C], [CFLAGS], [cc])
	121	CY_TEST_FLAG_(]$1[, [C++], [CXXFLAGS], [c++])
5a288ada	122	CY_TEST_FLAG_(]$1[, [Objective C++], [OBJCXXFLAGS], [c++ -ObjC])
66170b30 JF	123	])
	124
	125	AX_CFLAGS_WARN_ALL
	126	AX_CXXFLAGS_WARN_ALL
90b4fa6b	127	AX_FLAGS_WARN_ALL
66170b30	128
4fc6e20e JF	129	CY_TEST_FLAG([-Werror])
4fc6e20e JF	130
a69dc826 JF	131	dnl XXX: this is used to support GNU Objective-C struct objc_method
	132	CY_TEST_FLAG([-Wno-deprecated-declarations])
	133
0cfdb323	134	CY_TEST_FLAG([-Wno-dangling-else])
66170b30 JF	135	CY_TEST_FLAG([-Wno-overloaded-virtual])
	136	CY_TEST_FLAG([-Wno-parentheses])
	137	CY_TEST_FLAG([-Wno-unneeded-internal-declaration])
	138
e71ad079 JF	139	AC_DEFUN([CY_LT_LIB], [
	140	cy_save=$LIBS
	141	LIBS=
	142	]$2[
	143	]$1[=$LIBS
	144	LIBS=$cy_save
	145	AC_SUBST(]$1[)
	146	])
	147
abc804fa	148	dnl -arch * {{{
3615a2f7	149	for cy_arch in ppc ppc64 i386 x86_64 armv6 arm64; do
abc804fa JF	150	AC_MSG_CHECKING([for -arch $cy_arch])
	151	CY_TRY([CXXFLAGS], ["-arch $cy_arch"], [
	152	AC_TRY_LINK([], [], [CY_SUCCESS], [CY_FAILURE])
	153	], [
	154	AC_MSG_RESULT([yes])
	155	AC_LIB_APPENDTOVAR([CY_ARCH], ["-arch $cy_arch"])
	156	], [AC_MSG_RESULT([no])])
	157	done
	158	AC_SUBST([CY_ARCH])
	159	dnl }}}
	160
66170b30	161	dnl --enable-javascript {{{
b66977f1	162	AC_DEFUN([CY_CHECK_JAVASCRIPTCORE], [
604ed881	163	CY_LT_LIB([LTJAVASCRIPTCORE], [AC_CHECK_FRAMEWORK([JavaScriptCore], [
4a762893 JF	164	#include <JavaScriptCore/JSBase.h>
	165	], [
	166	JSEvaluateScript(0, 0, 0, 0, 0, 0);
	167	], [
66170b30	168	AC_SUBST([CY_EXECUTE], [1])
66170b30	169	], [
4a762893 JF	170	for cy_webkit_pkg in "webkit-1.0" "WebKitGtk"; do
4a762893 JF	171	PKG_CHECK_MODULES([WEBKIT], [$cy_webkit_pkg], [
66170b30	172	AC_SUBST([CY_EXECUTE], [1])
d70419f1	173	AC_LIB_APPENDTOVAR([CPPFLAGS], [`$PKG_CONFIG --cflags $cy_webkit_pkg`])
4a762893 JF	174	AC_LIB_APPENDTOVAR([LIBS], [`$PKG_CONFIG --libs $cy_webkit_pkg`])
	175	], [:]); if test "x$CY_EXECUTE" = x1; then break; fi
	176	done
604ed881	177	])])
35fa52c0	178	])
66170b30	179
b66977f1	180	AC_DEFUN([CY_CHECK_JAVASCRIPT], [
66170b30 JF	181	CY_CHECK_JAVASCRIPTCORE])
66170b30 JF	182
b66977f1	183	AC_ARG_ENABLE([javascript], [AS_HELP_STRING(
66170b30 JF	184	[--enable-javascript@<:@=ENGINE@:>@],
66170b30 JF	185	[use a JavaScript runtime (currently the only available option for ENGINE is JavaScriptCore) @<:@default=yes@:>@]
b66977f1	186	)], [
66170b30 JF	187	AS_CASE([$enableval],
	188	[yes], [
	189	CY_CHECK_JAVASCRIPT],
	190	[no], [
	191	AC_SUBST([CY_EXECUTE], [0])],
	192	[JavaScriptCore], [
	193	CY_CHECK_JAVASCRIPTCORE],
	194	[AC_MSG_ERROR([Unknown JavaScript engine: $enableval])])
b66977f1	195	], [CY_CHECK_JAVASCRIPT])
66170b30 JF	196	dnl }}}
66170b30 JF	197
002ca3d9 JF	198	AC_ARG_ENABLE([console], AS_HELP_STRING([--disable-console], [disable console]))
	199	AM_CONDITIONAL([CY_CONSOLE], [test "x$enable_console" != "xno"])
	200
e5cca37d	201	AC_DEFUN([CY_CHECK_PKG_CONFIG_LIBFFI], [
66170b30	202	PKG_CHECK_MODULES([LIBFFI], [libffi], [
d70419f1	203	AC_LIB_APPENDTOVAR([CPPFLAGS], [`$PKG_CONFIG --cflags libffi`])
66170b30 JF	204	AC_LIB_APPENDTOVAR([LIBS], [`$PKG_CONFIG --libs libffi`])
	205	], [AC_MSG_ERROR([missing "libffi"])])])
	206
a243b558 JF	207	AM_CONDITIONAL([CY_EXECUTE], [test "x$CY_EXECUTE" = x1])
a243b558 JF	208
e5cca37d	209	AS_CASE([$CY_EXECUTE], [1], [
66170b30	210	AC_CHECK_HEADERS([ffi.h ffi/ffi.h], [break])
e71ad079 JF	211
e71ad079 JF	212	CY_LT_LIB([LTLIBFFI], AS_IF([test "x$ac_cv_header_ffi_h" = xno && test "x$ac_cv_header_ffi_ffi_h" = xno], [
66170b30 JF	213	CY_CHECK_PKG_CONFIG_LIBFFI
	214	], [
	215	AC_SEARCH_LIBS([ffi_call], [ffi])
	216	AS_CASE([$ac_cv_search_ffi_call], [no], [CY_CHECK_PKG_CONFIG_LIBFFI])
e71ad079	217	]))
66170b30 JF	218
	219	AC_LANG_PUSH([Objective C++])
	220
	221	AC_MSG_CHECKING([if we really have Objective C++])
	222	AC_COMPILE_IFELSE([AC_LANG_SOURCE([])], [
	223	CY_OBJECTIVEC=1
	224	AC_MSG_RESULT([yes])
	225	], [AC_MSG_RESULT([no])])
	226
	227	AS_IF([test "x$CY_OBJECTIVEC" = x1], [
604ed881	228	CY_LT_LIB([LTOBJECTIVEC], [AC_CHECK_FRAMEWORK([CoreFoundation], [
66170b30 JF	229	#include <CoreFoundation/CFBase.h>
	230	], [CFAllocatorGetDefault();], [
	231	AC_SUBST([CY_OBJECTIVEC])
	232
	233	AC_CHECK_FRAMEWORK([Foundation], [
	234	#include <Foundation/NSObject.h>
	235	], [[[[NSObject alloc] init];]])
66170b30 JF	236	], [
	237	AC_ARG_VAR([GNUSTEP_CONFIG], [prints information about the current gnustep installation])
	238	AC_CHECK_PROGS([GNUSTEP_CONFIG], [gnustep-config])
	239
	240	AS_IF([test "x$GNUSTEP_CONFIG" != x], [
	241	AC_SUBST([CY_OBJECTIVEC])
	242	AC_LIB_APPENDTOVAR([OBJCXXFLAGS], [`$GNUSTEP_CONFIG --objc-flags`])
	243	AC_LIB_APPENDTOVAR([LIBS], [`$GNUSTEP_CONFIG --base-libs`])
	244	], [AC_SUBST([CY_OBJECTIVEC], [0])])
604ed881	245	])])
66170b30 JF	246	])
	247
	248	AC_LANG_POP([Objective C++])
3fd51f51	249	])
66170b30	250
a243b558 JF	251	AM_CONDITIONAL([CY_OBJECTIVEC], [test "x$CY_OBJECTIVEC" = x1])
a243b558 JF	252
6f9aea2b JF	253	CY_LT_LIB([LTLIBREADLINE], [AX_LIB_READLINE])
6f9aea2b JF	254	AS_CASE([$ax_cv_lib_readline], [no], [AC_MSG_ERROR([missing "libreadline"])])
66170b30	255
b5437404	256	CY_LT_LIB([LTLIBTERMCAP], [AC_SEARCH_LIBS([cur_term], [termcap ncurses])])
a243b558	257
3615a2f7 JF	258	AC_SUBST([LTLIBGCC])
3615a2f7 JF	259
66170b30	260	AC_SUBST([LTFLAGS])
9777bd50	261	AC_SUBST([SO], [$acl_shlibext])
66170b30	262
1f11d1b4 JF	263	AS_IF([test "x$CY_EXECUTE" = x1], [
	264	AC_CHECK_HEADER([mach/mach.h], [
	265	AC_CHECK_TOOLS([_LIPO], [lipo], [AC_MSG_ERROR([missing "lipo"])])
	266	AC_CHECK_TOOLS([_NM], [nm], [AC_MSG_ERROR([missing "nm"])])
	267	AC_CHECK_TOOLS([_OTOOL], [otool], [AC_MSG_ERROR([missing "otool"])])
	268	AC_SUBST([CY_ATTACH_GROUP], [procmod])
	269	AC_SUBST([CY_MACH], [1])])])
a243b558	270	AM_CONDITIONAL([CY_MACH], [test "x$CY_MACH" = x1])
66170b30	271
a243b558	272	AC_CONFIG_FILES([Makefile])
9c60689e	273	AC_OUTPUT