john chambers writes:
> On my ubuntu system here (heron), /bin/sh is a symlink to
> /bin/dash, for which there is a man page that starts off
> explaining that it is a project to strictly implement the
> POSIX definition of sh.

same here under ubuntu ibex.  look at how much smaller
dash is than bash.  the dash man page says it's sh, and
seems to be a BSD project.  it does indeed reject my
offensive command ( hst=${HST:0:3} ).

-rwxr-xr-x 1 root root 725136 080512:1448 bash*
-rwxr-xr-x 1 root root  87924 080620:1207 dash*
lrwxrwxrwx 1 root root      4 081229:1838 rbash -> bash*
lrwxrwxrwx 1 root root      4 081229:1838 sh -> dash*

> It's a bit weird that you'd  get  /bin/sh  when  you  login,
> if  the /etc/passwd file has bash as your login shell.  Is
> this really what's going on?

evidently.

> I'd think that the login program would run  your declared
> shell, but it sounds like this isn't true any more.

hard to keep up with the changes.

dan

j. daniel moylan
84 harvard ave
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[death to html bloat!]