X-Git-Url: http://git.annexia.org/?a=blobdiff_plain;f=src%2Fgenerator.ml;h=219ccc066db64b1e464cdde5b46045b0c4f9ace2;hb=1775ab788597b871e2e372862d86a2fccab0c0ea;hp=57aad4ff67622107224a80781db041a8035aaee8;hpb=6a1efd25d70578a794ee65749db309ae73095358;p=libguestfs.git

diff --git a/src/generator.ml b/src/generator.ml
index 57aad4f..219ccc0 100755
--- a/src/generator.ml
+++ b/src/generator.ml
@@ -2977,6 +2977,14 @@ constants.  C<devmajor> and C<devminor> are the
 device major and minor numbers, only used when creating block
 and character special devices.
 
+Note that, just like L<mknod(2)>, the mode must be bitwise
+OR'd with S_IFBLK, S_IFCHR, S_IFIFO or S_IFSOCK (otherwise this call
+just creates a regular file).  These constants are
+available in the standard Linux header files, or you can use
+C<guestfs_mknod_b>, C<guestfs_mknod_c> or C<guestfs_mkfifo>
+which are wrappers around this command which bitwise OR
+in the appropriate constant for you.
+
 The mode actually set is affected by the umask.");
 
   ("mkfifo", (RErr, [Int "mode"; Pathname "path"]), 134, [Optional "mknod"],