unsigned int so_far = 0;
for (;;) {
int bytes = read(in, buf+so_far, BUFSIZE-so_far);
if (bytes <= 0)
break;
so_far += bytes;
if (so_far < BUFSIZE)
continue;
write(out, buf, BUFSIZE);
- so_far = 0;
+ so_far -= BUFSIZE;
}
if (so_far)
write(out, buf, so_far);
to avoid losing data.
-
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