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])
objc_runtime="ObjFW runtime"
AC_CHECK_HEADER(objc/objc.h)
AC_MSG_CHECKING(which Objective C runtime to use)
AC_ARG_ENABLE(runtime,
AS_HELP_STRING([--enable-runtime], [use the included runtime]))
AS_IF([test x"$enable_runtime" != x"yes"], [
AS_IF([test x"$ac_cv_header_objc_objc_h" = x"yes"], [
dnl TODO: This is ugly. Let's think of a better check.
AC_EGREP_CPP(yes, [
#import <objc/objc.h>
#ifdef __objc_INCLUDE_GNU
yes
|
>
>
>
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])
objc_runtime="ObjFW runtime"
AC_CHECK_HEADER(objc/objc.h)
AC_MSG_CHECKING(which Objective C runtime to use)
AC_ARG_ENABLE(runtime,
AS_HELP_STRING([--enable-runtime], [use the included runtime]))
AC_ARG_ENABLE(seluid16,
AS_HELP_STRING([--enable-seluid16],
[use only 16 bit for selectors UIDs]))
AS_IF([test x"$enable_runtime" != x"yes"], [
AS_IF([test x"$ac_cv_header_objc_objc_h" = x"yes"], [
dnl TODO: This is ugly. Let's think of a better check.
AC_EGREP_CPP(yes, [
#import <objc/objc.h>
#ifdef __objc_INCLUDE_GNU
yes
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#endif
], [
AC_SUBST(LOOKUP_S, lookup-x86-elf.S)
AC_DEFINE(OF_ASM_LOOKUP, 1,
[Whether to use lookup in assembly])
])
])
;;
"Apple runtime")
AC_DEFINE(OF_APPLE_RUNTIME, 1,
[Whether we use the Apple ObjC runtime])
AC_CHECK_LIB(objc, objc_msgSend, [
LIBS="-lobjc $LIBS"
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>
>
>
>
>
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#endif
], [
AC_SUBST(LOOKUP_S, lookup-x86-elf.S)
AC_DEFINE(OF_ASM_LOOKUP, 1,
[Whether to use lookup in assembly])
])
])
AS_IF([test x"$enable_seluid16" = x"yes"], [
AC_DEFINE(OF_SELUID16, 1,
[Whether to use 16 bit selector UIDs])
])
;;
"Apple runtime")
AC_DEFINE(OF_APPLE_RUNTIME, 1,
[Whether we use the Apple ObjC runtime])
AC_CHECK_LIB(objc, objc_msgSend, [
LIBS="-lobjc $LIBS"
|