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])
AC_MSG_CHECKING(whether Objective C compiler supports blocks)
old_OBJCFLAGS="$OBJCFLAGS"
OBJCFLAGS="$OBJCFLAGS -fblocks"
AC_TRY_COMPILE([], [
int (^foo)(int bar);
foo = ^(int bar) { return 0; }
], [
AC_DEFINE(OF_HAVE_BLOCKS, 1, [Compiler support for blocks])
AC_SUBST(BLOCKS_FLAGS, "-fblocks")
AC_SUBST(OFBLOCKTESTS_M, "OFBlockTests.m")
AC_MSG_RESULT(yes)
], [
AC_MSG_RESULT(no)
OBJCFLAGS="$old_OBJCFLAGS"
])
AC_CHECK_HEADERS([objfw-rt.h objc/objc.h])
test x"$ac_cv_header_objfw_rt_h" = x"yes" && objc_runtime="ObjFW-RT"
AS_IF([test x"$ac_cv_header_objc_objc_h" = x"yes"], [
AC_EGREP_CPP(yes, [
#import <objc/objc.h>
#ifdef __GNU_LIBOBJC__
yes
#endif
], [
|
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>
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96
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112
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121
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123
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125
|
])
AC_MSG_CHECKING(whether Objective C compiler supports blocks)
old_OBJCFLAGS="$OBJCFLAGS"
OBJCFLAGS="$OBJCFLAGS -fblocks"
AC_TRY_COMPILE([], [
int (^foo)(int bar);
foo = ^ (int bar) { return 0; }
], [
AC_DEFINE(OF_HAVE_BLOCKS, 1, [Compiler support for blocks])
AC_SUBST(BLOCKS_FLAGS, "-fblocks")
AC_SUBST(OFBLOCKTESTS_M, "OFBlockTests.m")
AC_MSG_RESULT(yes)
], [
AC_MSG_RESULT(no)
OBJCFLAGS="$old_OBJCFLAGS"
])
AC_CHECK_HEADERS([objfw-rt.h objc/objc.h])
test x"$ac_cv_header_objfw_rt_h" = x"yes" && objc_runtime="ObjFW-RT"
AC_MSG_CHECKING(which Objective C runtime we use)
AS_IF([test x"$ac_cv_header_objc_objc_h" = x"yes"], [
AC_EGREP_CPP(yes, [
#import <objc/objc.h>
#ifdef __GNU_LIBOBJC__
yes
#endif
], [
|
133
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135
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|
], [
test x"$objc_runtime" = x"" && objc_runtime="old GNU"
], [
objc_runtime="Apple"
])
])
])
AC_MSG_CHECKING(which Objective C runtime we use)
LIBS="-lobjfw-rt $LIBS"
;;
Apple)
AC_DEFINE(OF_APPLE_RUNTIME, 1,
[Whether we use the Apple ObjC runtime])
LIBS="-lobjc $LIBS"
;;
GNU)
AC_DEFINE(OF_GNU_RUNTIME, 1,
[Whether we use the GNU ObjC runtime])
LIBS="-lobjc $LIBS"
;;
"old GNU")
AC_DEFINE(OF_OLD_GNU_RUNTIME, 1,
[Whether we use the old GNU ObjC runtime])
LIBS="-lobjc $LIBS"
;;
*)
AC_MSG_RESULT(none)
AC_MSG_ERROR(No ObjC runtime found! Please install ObjFW-RT!)
;;
esac
AC_MSG_RESULT($objc_runtime)
|
>
<
>
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>
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>
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>
<
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], [
test x"$objc_runtime" = x"" && objc_runtime="old GNU"
], [
objc_runtime="Apple"
])
])
])
AC_MSG_RESULT($objc_runtime)
case $objc_runtime in
ObjFW-RT)
AC_DEFINE(OF_OBJFW_RUNTIME, 1,
[Whether we use the ObjFW runtime])
AC_SUBST(GNU_RUNTIME, "-fgnu-runtime")
OBJCFLAGS="$OBJCFLAGS -fgnu-runtime"
AC_CHECK_LIB(objfw-rt, objc_msg_lookup, [
LIBS="-lobjfw-rt $LIBS"
], [
AC_MSG_ERROR([libobjfw-rt not found!])
])
;;
Apple)
AC_DEFINE(OF_APPLE_RUNTIME, 1,
[Whether we use the Apple ObjC runtime])
AC_CHECK_LIB(objc, objc_msgSend, [
LIBS="-lobjc $LIBS"
], [
AC_MSG_ERROR([libobjc not found!])
])
;;
GNU)
AC_DEFINE(OF_GNU_RUNTIME, 1,
[Whether we use the GNU ObjC runtime])
AC_CHECK_LIB(objc, objc_msg_lookup, [
LIBS="-lobjc $LIBS"
], [
AC_MSG_ERROR([libobjc not found!])
])
;;
"old GNU")
AC_DEFINE(OF_OLD_GNU_RUNTIME, 1,
[Whether we use the old GNU ObjC runtime])
AC_CHECK_LIB(objc, objc_msg_lookup, [
LIBS="-lobjc $LIBS"
], [
AC_MSG_ERROR([libobjc not found!])
])
;;
*)
AC_MSG_RESULT(none)
AC_MSG_ERROR(No ObjC runtime found! Please install ObjFW-RT!)
;;
esac
AC_CHECK_FUNC(objc_getProperty,, [
AC_DEFINE(NEED_OBJC_PROPERTIES_INIT, 1,
[Whether objc_properties_init needs to be called])
AC_SUBST(OBJC_PROPERTIES_M, "objc_properties.m")
])
|