Actually, once I did a make clean in both the ramdisk-tiny and
bootfloppy-tiny directories separately, it worked. I've just switched
to using gnus to read my mailing list mail, though, and lost the
original mail and all the replies, which means that I forgot all about
replying.

Thanks to everyone for all the help.

Roger Brooks <R.S.Brooks@liverpool.ac.uk> writes:

> On Sun, 3 Sep 2000, Laine Stump wrote:
> 
> >I just tried adding /bin/expr to boot-tiny.fs. I added a line to
> >ramdisk-tiny/list:
> >
> >    LINK	ramdiskbin			bin/expr
> >
> >and added expr to a line in ramdisk-tiny/ramdiskbin.conf:
> >
> >   progs bad144 cat chmod chown chroot cp dd df disklabel dump ed expr
> >
> >when I do make in that directory, I can see that it's doing "something"
> >with expr.o, etc, but when I cd over to bootfloppy-tiny, make, and
> >create a diskette from the resulting obj/boot-tiny.fs, it doesn't have
> >the expr command, and even creating a link from one of the other
> >commands to expr results in it printing a usage message for ramdiskbin
> >when I run it.
> >
> >So what is the other change I'm missing?
> 
> Only just saw this -- I was on holiday last week.
> 
> If you've got everything right, after running make in ramdisk-tiny you should
> have (assuming you just added expr):
> 
> 	expr.lo
> 	expr_stub.c
> 	expr_stub.o
> 
> Also, ramdiskbin.c should have been modified to invoke the entry point
> _crunched_expr_stub() when argv[0] is "expr" (ramdiskbin.mk should have been
> updated as well).  I vaguely remember that I may have had to remove
> ramdiskbin.cache by hand to get make to DTRT.
> 
> 
> Roger
> 
> ------------------------------------------------------------------------------
> Roger Brooks (Systems Programmer),          |  Email: R.S.Brooks@liv.ac.uk
> Computing Services Dept,                    |  Tel:   +44 151 794 4441
> The University of Liverpool,                |  Fax:   +44 151 794 4442
> PO Box 147, Liverpool L69 3BX, UK           | 
> ------------------------------------------------------------------------------