X-Git-Url: http://mj.ucw.cz/gitweb/?a=blobdiff_plain;f=ucw%2Fperl%2FUCW%2FConfigure%2FC.pm;h=e3a7fdf859440f8b9d0187e3df3675b282f6241b;hb=8c416794bc7282bfc03fcc0500898aa2483c338a;hp=9e8da479c70b6ab53093d7d9082327bea54231e8;hpb=5885a915fd709d3d1b6559a81145b9fe3aade4d0;p=libucw.git

diff --git a/ucw/perl/UCW/Configure/C.pm b/ucw/perl/UCW/Configure/C.pm
index 9e8da479..e3a7fdf8 100644
--- a/ucw/perl/UCW/Configure/C.pm
+++ b/ucw/perl/UCW/Configure/C.pm
@@ -256,7 +256,11 @@ if (IsSet("CONFIG_DARWIN")) {
 	Append("COPT" => "-I/sw/include");
 	# Fill in some constants not found in the system header files
 	Set("SOL_TCP" => 6);		# missing in /usr/include/netinet/tcp.h
-	Set("O_DIRECT" => 0);		# Darwin doesn't support direct IO, so make Sherlock at least compilable
+	if (IsGiven("CONFIG_DIRECT_IO") && IsSet("CONFIG_DIRECT_IO")) {
+		Fail("Direct I/O is not available on darwin");
+	} else {
+		UnSet("CONFIG_DIRECT_IO");
+	}
 	if (!IsSet("CONFIG_POSIX_REGEX") && !IsSet("CONFIG_PCRE")) {
 		Set("CONFIG_POSIX_REGEX" => 1);
 		Warn "BSD regex library on Darwin isn't compatible, using POSIX regex.\n";