Re: [PATCH] git-init: don't base core.filemode on the ability to chmod.

> filemode = !( (st1.st_mode & S_IXUSR)
>         	/* we did not ask for x-bit -- bogus FS */
> 	    || chmod(path, st1.st_mode & S_IXUSR)
>         	/* it does not let us flip x-bit -- bogus FS */
> 	    || lstat(path, &st2)
>         	/* it does not let us read back -- bogus FS */
> 	    || (st1.st_mode == st2.st_mode)
> 	        /* it forgets we flipped -- bogus FS */
> 	    );