Avoid recursive call to ttywrite from ttyread - st - Personal fork of st (HTM) git clone git://git.drkhsh.at/st.git (DIR) Log (DIR) Files (DIR) Refs (DIR) README (DIR) LICENSE --- (DIR) commit 375b28720f7c78e6fac1c274f9dee7c40a78aacb (DIR) parent d836561b96097b04760104e7e0f8d014f5889a18 (HTM) Author: Roberto E. Vargas Caballero <k0ga@shike2.com> Date: Sat, 21 Nov 2015 18:21:03 +0100 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. Diffstat: M st.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- (DIR) diff --git 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;