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authorJune McEnroe <june@causal.agency>2018-08-03 19:22:28 -0400
committerJune McEnroe <june@causal.agency>2018-08-03 19:22:44 -0400
commita2ea9a9035603f1971058a80afb1fad8fff63a26 (patch)
tree45421263452fa9135d9e4d2769ea4c335f0bb1ab
parentHandle ACTIONs (diff)
downloadcatgirl-a2ea9a9035603f1971058a80afb1fad8fff63a26.tar.gz
catgirl-a2ea9a9035603f1971058a80afb1fad8fff63a26.zip
Continue on EINTR from poll
Resizing the terminal causes it.
-rw-r--r--chat.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/chat.c b/chat.c
index 497c051..d616b91 100644
--- a/chat.c
+++ b/chat.c
@@ -16,6 +16,7 @@
 
 #include <curses.h>
 #include <err.h>
+#include <errno.h>
 #include <locale.h>
 #include <netdb.h>
 #include <netinet/in.h>
@@ -518,10 +519,13 @@ int main(int argc, char *argv[]) {
 		{ .fd = STDIN_FILENO, .events = POLLIN },
 		{ .fd = client.sock,  .events = POLLIN },
 	};
-	while (0 < poll(fds, 2, -1)) {
+	for (;;) {
+		int nfds = poll(fds, 2, -1);
+		if (nfds < 0 && errno == EINTR) continue;
+		if (nfds < 0) err(EX_IOERR, "poll");
+
 		if (fds[0].revents) uiRead();
 		if (fds[1].revents) clientRead();
 		uiDraw();
 	}
-	err(EX_IOERR, "poll");
 }