Re: subshell, interactive, login, etc

[Scott Schwartz <schwartz@groucho.cs.psu.edu>]

| I've complained in the past that rshd invokes one's shell without the
| leading minus sign that would make it a login shell, so .rcrc (or .profile,
| or whatever) doesn't get run.  This makes it hard to invoke something
| that's not in a system standard execution path, via rsh.

I've been using this lately.  It seems like an adequate workaround.

#!/bin/rc -p
# usage: rrc [-n] host cmd
bg=(); quietly=(); sanely='>[3=] >[4=] >[5=] >[6=] >[7=]';
host=$1; shift
if (~ -n $host) {
    bg='&'
    quietly='>[0]/dev/null >[1=0] >[2=0]' 
    host=$1; shift
}
{ whatis PATH DISPLAY TERM TERMCAP TERMINFO >[2]/dev/null
  echo exec $sanely
  echo . .rcrc
  echo '{' $* '}' $quietly $bg 
  exit
} | rsh $host exec /bin/rc