iAvoid recursive call to ttywrite from ttyread - st - Simple Terminal	Err	gopher.r-36.net	70
i	Err	gopher.r-36.net	70
1Log	/scm/st//log.gph	gopher.r-36.net	70
1Files	/scm/st//files.gph	gopher.r-36.net	70
1Refs	/scm/st//refs.gph	gopher.r-36.net	70
1README	/scm/st//file/README.gph	gopher.r-36.net	70
1LICENSE	/scm/st//file/LICENSE.gph	gopher.r-36.net	70
i---	Err	gopher.r-36.net	70
1commit 375b28720f7c78e6fac1c274f9dee7c40a78aacb	/scm/st//commit/375b28720f7c78e6fac1c274f9dee7c40a78aacb.gph	gopher.r-36.net	70
1parent d836561b96097b04760104e7e0f8d014f5889a18	/scm/st//commit/d836561b96097b04760104e7e0f8d014f5889a18.gph	gopher.r-36.net	70
hAuthor: Roberto E. Vargas Caballero <k0ga@shike2.com>	URL:mailto:k0ga@shike2.com	gopher.r-36.net	70
iDate:   Sat, 21 Nov 2015 18:21:03 +0100	Err	gopher.r-36.net	70
i	Err	gopher.r-36.net	70
iAvoid recursive call to ttywrite from ttyread	Err	gopher.r-36.net	70
i	Err	gopher.r-36.net	70
iTtyread() calls to ttywrite, so if we check for reading before	Err	gopher.r-36.net	70
ithat for writing in ttywrite we can get a circular call sequence.	Err	gopher.r-36.net	70
i	Err	gopher.r-36.net	70
iDiffstat:	Err	gopher.r-36.net	70
i  st.c                                |       4 ++--	Err	gopher.r-36.net	70
i	Err	gopher.r-36.net	70
i1 file changed, 2 insertions(+), 2 deletions(-)	Err	gopher.r-36.net	70
i---	Err	gopher.r-36.net	70
1diff --git a/st.c b/st.c	/scm/st//file/st.c.gph	gopher.r-36.net	70
i@@ -1518,8 +1518,6 @@ ttywrite(const char *s, size_t n)	Err	gopher.r-36.net	70
i                                 continue;	Err	gopher.r-36.net	70
i                         die("select failed: %s\n", strerror(errno));	Err	gopher.r-36.net	70
i                 }	Err	gopher.r-36.net	70
i-                if (FD_ISSET(cmdfd, &rfd))	Err	gopher.r-36.net	70
i-                        lim = ttyread();	Err	gopher.r-36.net	70
i                 if (FD_ISSET(cmdfd, &wfd)) {	Err	gopher.r-36.net	70
i                         /*	Err	gopher.r-36.net	70
i                          * Only write the bytes written by ttywrite() or the	Err	gopher.r-36.net	70
i@@ -1543,6 +1541,8 @@ ttywrite(const char *s, size_t n)	Err	gopher.r-36.net	70
i                                 break;	Err	gopher.r-36.net	70
i                         }	Err	gopher.r-36.net	70
i                 }	Err	gopher.r-36.net	70
i+                if (FD_ISSET(cmdfd, &rfd))	Err	gopher.r-36.net	70
i+                        lim = ttyread();	Err	gopher.r-36.net	70
i         }	Err	gopher.r-36.net	70
i         return;	Err	gopher.r-36.net	70
i 	Err	gopher.r-36.net	70
.