improve printw to write faster

Now all encoding options are faster.
This commit is contained in:
Eric 2025-05-29 00:51:00 +02:00
parent f0577d8ea0
commit 0a4a98390d

View file

@ -9,11 +9,29 @@ printw(FILE *fp, unsigned char *s, int slen)
int c;
c = '\n';
while (slen--) {
fputc((c = *s++), fp);
++col;
if (!(col %= WRAPCOL))
fputc((c = '\n'), fp);
if (col) {
if (slen >= WRAPCOL-col) {
fwrite(s, sizeof(*s), WRAPCOL-col, fp);
s += WRAPCOL-col;
slen -= WRAPCOL-col;
col = 0;
fputc('\n', fp);
} else {
fwrite(s, sizeof(*s), slen, fp);
s += slen;
col += slen;
slen -= slen;
c = *(s+slen-1);
}
}
for (; slen >= WRAPCOL; slen -= WRAPCOL, s += WRAPCOL) {
fwrite(s, sizeof(*s), WRAPCOL, fp);
fputc('\n', fp);
}
if (slen > 0) {
fwrite(s, sizeof(*s), slen, fp);
col += slen;
c = *(s+slen-1);
}
return c;