From 00873e65eed161ee5f8916fbfb25c1a7f7a9b2f8 Mon Sep 17 00:00:00 2001 From: Christoph Lohmann <20h@r-36.net> Date: Fri, 6 Nov 2015 20:46:23 +0100 Subject: [PATCH] Introduce lim in all ttywrite() checks. --- st.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/st.c b/st.c index 900534b..a47f094 100644 --- a/st.c +++ b/st.c @@ -1522,11 +1522,11 @@ ttywrite(const char *s, size_t n) lim = ttyread(); if (FD_ISSET(cmdfd, &wfd)) { /* - * Only write 256 bytes at maximum. This seems to be a - * reasonable value for a serial line. Bigger values - * might clog the I/O. + * Only write the bytes written by ttywrite() or the + * default of 256. This seems to be a reasonable value + * 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; if (r < n) { /*