cio

commit cfcd4f66c467e39955829d43fcc5dd849895f9d8
parent aee018de4a1323337107b270ec150f07ea5f9f80
Author: Andrew Kloet <andrew@kloet.net>
Date:   Tue, 21 Apr 2026 13:39:48 -0400

add reconnect patch

Diffstat:
A
patches/reconnect.diff
 | 
79
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

1 file changed, 79 insertions(+), 0 deletions(-)
diff --git a/patches/reconnect.diff b/patches/reconnect.diff
@@ -0,0 +1,79 @@
+ cio.c | 32 +++++++++++++++++++++++++-------
+ 1 file changed, 25 insertions(+), 7 deletions(-)
+
+diff --git a/cio.c b/cio.c
+index fe90dc3..f7d3bdc 100644
+--- a/cio.c
++++ b/cio.c
+@@ -942,7 +942,7 @@ main(int argc, char *argv[])
+ 	const char *server = SRV;
+ 	const char *port = PORT;
+ 	const char *err;
+-	int o, ping;
++	int o, ping, reconn;
+ 
+ 	signal(SIGPIPE, SIG_IGN);
+ 	while ((o = getopt(argc, argv, "hvTVn:c:u:s:p:l:")) >= 0)
+@@ -995,13 +995,14 @@ main(int argc, char *argv[])
+ 	tinit();
+ 	err = dial(server, port);
+ #ifdef __OpenBSD__
+-	if (pledge("stdio tty", NULL) == -1)
++	if (pledge("stdio tty rpath inet dns", NULL) == -1)
+ 		die("pledge");
+ #endif /* __OpenBSD__ */
+ 	if (err) die("cio: %s", err);
+ 	chadd(server, 0);
+ 	sinit(nick, user);
+ 	ping = 0;
++	reconn = 0;
+ 	while (!quit) {
+ 		struct timeval t = {.tv_sec = 5};
+ 		fd_set rfs, wfs;
+@@ -1010,24 +1011,41 @@ main(int argc, char *argv[])
+ 		FD_ZERO(&wfs);
+ 		FD_ZERO(&rfs);
+ 		FD_SET(0, &rfs);
+-		FD_SET(srv.fd, &rfs);
+-		if (outp != outb)
+-			FD_SET(srv.fd, &wfs);
++		if (!reconn) {
++			FD_SET(srv.fd, &rfs);
++			if (outp != outb)
++				FD_SET(srv.fd, &wfs);
++		}
+ 		if (select(srv.fd + 1, &rfs, &wfs, 0, &t) < 0) {
+ 			if (errno == EINTR)
+ 				continue;
+ 			die("cio: select failed:");
+ 		}
++		if (reconn) {
++			hangup();
++			if (reconn > MaxRecons)
++				die("cio: link lost");
++			pushf(0, "-!- Link lost, attempt %d/%d...", reconn++, MaxRecons);
++			if (dial(server, port) != 0)
++				continue;
++			sinit(nick, user);
++			for (struct Chan *c = chl; c < &chl[nch]; ++c)
++				if (c->join)
++					sndf("JOIN %s", c->name);
++			reconn = 0;
++		}
+ 		if (FD_ISSET(srv.fd, &rfs)) {
+ 			if (!srd()) {
+-				die("cio: read error:");
++				reconn = 1;
++				continue;
+ 			}
+ 		}
+ 		if (FD_ISSET(srv.fd, &wfs)) {
+ 			size_t len = outp - outb;
+ 			int wr = ssl ? SSL_write(srv.ssl, outb, len) : write(srv.fd, outb, len);
+ 			if (wr <= 0) {
+-				die("cio: write error:");
++				reconn = 1;
++				continue;
+ 			}
+ 			outp -= wr;
+ 			memmove(outb, outb + wr, outp - outb);