void
cmdloop(void)
{
Cmd *cmdp;
File *ocurfile;
int loaded;
for(;;){
if(!downloaded && curfile && curfile->unread)
load(curfile);
if((cmdp = parsecmd(0))==0){
if(downloaded){
rescue();
exits("eof");
}
break;
}
ocurfile = curfile;
loaded = curfile && !curfile->unread;
if(cmdexec(curfile, cmdp) == 0)
break;
freecmd();
cmdupdate();
update();
if(downloaded && curfile &&
(ocurfile!=curfile || (!loaded && !curfile->unread)))
outTs(Hcurrent, curfile->tag);
/* don't allow type ahead on files that aren't bound */
if(downloaded && curfile && curfile->rasp == 0)
terminp = termoutp;
}
}
int
inputc(void)
{
int n, nbuf;
char buf[UTFmax];
Rune r;
Again:
nbuf = 0;
if(cmdbufpos > cmdbuf.nc && cmdbuf.nc > 0){
cmdbufpos = 0;
bufreset(&cmdbuf);
}
if(cmdbufpos < cmdbuf.nc && cmdbuf.nc > 0)
bufread(&cmdbuf, cmdbufpos++, &r, 1);
else if(downloaded){
while(termoutp == terminp){
cmdupdate();
if(patset)
tellpat();
while(termlocked > 0){
outT0(Hunlock);
termlocked--;
}
if(rcv() == 0)
return -1;
}
r = *termoutp++;
if(termoutp == terminp)
terminp = termoutp = termline;
}else{
do{
n = read(0, buf+nbuf, 1);
if(n <= 0)
return -1;
nbuf += n;
}while(!fullrune(buf, nbuf));
chartorune(&r, buf);
}
if(r == 0){
warn(Wnulls);
goto Again;
}
return r;
}
