From 375b28720f7c78e6fac1c274f9dee7c40a78aacb Mon Sep 17 00:00:00 2001 From: "Roberto E. Vargas Caballero" Date: Sat, 21 Nov 2015 18:21:03 +0100 Subject: Avoid recursive call to ttywrite from ttyread Ttyread() calls to ttywrite, so if we check for reading before that for writing in ttywrite we can get a circular call sequence. --- st.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'st.c') diff --git a/st.c b/st.c index a47f094..c5d62c1 100644 --- a/st.c +++ b/st.c @@ -1518,8 +1518,6 @@ ttywrite(const char *s, size_t n) continue; die("select failed: %s\n", strerror(errno)); } - if (FD_ISSET(cmdfd, &rfd)) - lim = ttyread(); if (FD_ISSET(cmdfd, &wfd)) { /* * Only write the bytes written by ttywrite() or the @@ -1543,6 +1541,8 @@ ttywrite(const char *s, size_t n) break; } } + if (FD_ISSET(cmdfd, &rfd)) + lim = ttyread(); } return; -- cgit v1.2.3-13-gbd6f