Patch by Vincent Duvert: Added support for BSDish xattrs.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@32841 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/build/libroot/fs_attr_bsdxattr.h

@@ -0,0 +1,58 @@
+/*
+ * Copyright 2008, Ingo Weinhold, ingo_weinhold@gmx.de.
+ * Distributed under the terms of the MIT License.
+ */
+#ifndef FS_ATTR_BSDXATTR_H
+#define FS_ATTR_BSDXATTR_H
+
+/*!	Included by fs_attr_untyped.cpp. Interfaces with BSD xattr support.
+*/
+
+
+#include <sys/xattr.h>
+
+
+// the namespace all attributes live in
+static const char* kAttributeNamespace = "user.haiku.";
+static const int kAttributeNamespaceLen = 11;
+
+
+static ssize_t
+list_attributes(int fd, const char* path, char* buffer, size_t bufferSize)
+{
+	if (fd >= 0)
+		return flistxattr(fd, buffer, bufferSize, 0);
+	return listxattr(path, buffer, bufferSize, XATTR_NOFOLLOW);
+}
+
+
+static ssize_t
+get_attribute(int fd, const char* path, const char* attribute, void* buffer,
+	size_t bufferSize)
+{
+	if (fd >= 0)
+		return fgetxattr(fd, attribute, buffer, bufferSize, 0, 0);
+	return getxattr(path, attribute, buffer, bufferSize, 0, XATTR_NOFOLLOW);
+}
+
+
+static int
+set_attribute(int fd, const char* path, const char* attribute,
+	const void* buffer, size_t bufferSize)
+{
+	if (fd >= 0)
+		return fsetxattr(fd, attribute, buffer, bufferSize, 0, 0);
+	return setxattr(path, attribute, buffer, bufferSize, 0, XATTR_NOFOLLOW);
+}
+
+
+static int
+remove_attribute(int fd, const char* path, const char* attribute)
+{
+	if (fd >= 0)
+		return fremovexattr(fd, attribute, 0);
+	return removexattr(path, attribute, XATTR_NOFOLLOW);
+}
+
+
+#endif	// FS_ATTR_BSDXATTR_H

src/build/libroot/fs_attr_untyped.cpp

@@ -43,6 +43,8 @@
 #	include "fs_attr_xattr.h"
 #elif defined(HAIKU_HOST_PLATFORM_FREEBSD)
 #	include "fs_attr_extattr.h"
+#elif defined(HAIKU_HOST_PLATFORM_DARWIN)
+#	include "fs_attr_bsdxattr.h"
 #else
 #	error No attribute support for this host platform!
 #endif