mirror of git://git.suckless.org/st
Introduce lim in all ttywrite() checks.
This commit is contained in:
parent
9f6d8845df
commit
00873e65ee
8
st.c
8
st.c
|
@ -1522,11 +1522,11 @@ ttywrite(const char *s, size_t n)
|
||||||
lim = ttyread();
|
lim = ttyread();
|
||||||
if (FD_ISSET(cmdfd, &wfd)) {
|
if (FD_ISSET(cmdfd, &wfd)) {
|
||||||
/*
|
/*
|
||||||
* Only write 256 bytes at maximum. This seems to be a
|
* Only write the bytes written by ttywrite() or the
|
||||||
* reasonable value for a serial line. Bigger values
|
* default of 256. This seems to be a reasonable value
|
||||||
* might clog the I/O.
|
* for a serial line. Bigger values might clog the I/O.
|
||||||
*/
|
*/
|
||||||
if ((r = write(cmdfd, s, (n < 256)? n : 256)) < 0)
|
if ((r = write(cmdfd, s, (n < lim)? n : lim)) < 0)
|
||||||
goto write_error;
|
goto write_error;
|
||||||
if (r < n) {
|
if (r < n) {
|
||||||
/*
|
/*
|
||||||
|
|
Loading…
Reference in New Issue