void
setmode(int prof)
{
/*
* decide whether interactive
*/
if ((flags & intflg) ||
((flags&oneflg) == 0 &&
isatty(output) &&
isatty(input)))
{
dfault(&ps1nod, (geteuid() ? stdprompt : supprompt));
dfault(&ps2nod, readmsg);
flags |= ttyflg | prompt;
if (mailpnod.namflg != N_DEFAULT)
setmail(mailpnod.namval);
else
setmail(mailnod.namval);
startjobs();
}
else
{
flags |= prof;
flags &= ~prompt;
}
}
void
assign(struct namnod *n, const unsigned char *v)
{
if (n->namflg & N_RDONLY)
failed(n->namid, wtfailed);
#ifndef RES
else if (flags & rshflg)
{
if (n == &pathnod || eq(n->namid,"SHELL"))
failed(n->namid, restricted);
}
#endif
else if (n->namflg & N_FUNCTN)
{
func_unhash(n->namid);
freefunc(n);
n->namenv = 0;
n->namflg = N_DEFAULT;
}
if (n == &mchknod)
{
mailchk = stoi(v);
}
replace(&n->namval, v);
attrib(n, N_ENVCHG);
if (n == &pathnod)
{
zaphash();
set_dotpath();
set_builtins_path();
return;
}
if (flags & prompt)
{
if ((n == &mailpnod) || (n == &mailnod && mailpnod.namflg == N_DEFAULT))
setmail(n->namval);
}
}
