ObjFW  Diff

AS_IF([test x"$objc_runtime" = x"Apple runtime"], [
	AC_CHECK_HEADER(Foundation/NSObject.h, [
		AC_SUBST(FOUNDATION_COMPAT_M, "foundation-compat.m")
		AC_SUBST(BRIDGE, "bridge")

		AS_IF([test x"$enable_shared" != x"no"], [
			AC_SUBST(OBJFW_BRIDGE_SHARED_LIB,
				"${LIB_PREFIX}objfw-bridge${LIB_SUFFIX}")
				"${LIB_PREFIX}objfw_bridge${LIB_SUFFIX}")
		])
		AS_IF([test x"$enable_static" = x"yes" \
		    -o x"$enable_shared" = x"no"], [
			AC_SUBST(OBJFW_BRIDGE_STATIC_LIB, "libobjfw-bridge.a")
			AC_SUBST(OBJFW_BRIDGE_STATIC_LIB, "libobjfw_bridge.a")
		])
	])
])

dnl This needs to be after all other header checks, as they include unistd.h,
dnl which in old glibc versions uses __block. This is worked around in the code
dnl by providing a wrapper for unistd.h which takes care of this.