Handle terminal resizing

2 files changed, 26 insertions, 15 deletions

diff --git a/chat.c b/chat.c
index dc45312..ab0d4d7 100644
--- a/chat.c
+++ b/chat.c
@@ -80,8 +80,11 @@ int main(int argc, char *argv[]) {
 	};
 	for (;;) {
 		int nfds = poll(fds, 2, -1);
-		if (nfds < 0 && errno == EINTR) continue;
-		if (nfds < 0) err(EX_IOERR, "poll");
+		if (nfds < 0) {
+			if (errno != EINTR) err(EX_IOERR, "poll");
+			fds[0].revents = POLLIN;
+			fds[1].revents = 0;
+		}
 
 		if (fds[0].revents) uiRead();
 		if (fds[1].revents) clientRead();
diff --git a/ui.c b/ui.c
index a8e40d9..c8f53ff 100644
--- a/ui.c
+++ b/ui.c
@@ -71,6 +71,12 @@ void uiInit(void) {
 	ui.input = newpad(2, INPUT_COLS);
 	mvwhline(ui.input, 0, 0, ACS_HLINE, INPUT_COLS);
 	wmove(ui.input, 1, 0);
+	nodelay(ui.input, true);
+}
+
+static void uiResize(void) {
+	wresize(ui.chat, CHAT_LINES, COLS);
+	wmove(ui.chat, CHAT_LINES - 1, COLS - 1);
 }
 
 void uiHide(void) {
@@ -194,19 +200,21 @@ void uiRead(void) {
 	static size_t len;
 
 	wint_t ch;
-	wget_wch(ui.input, &ch);
-	switch (ch) {
-		break; case '\b': case '\177': {
-			if (len) len--;
-		}
-		break; case '\n': {
-			if (!len) break;
-			buf[len] = '\0';
-			input(buf);
-			len = 0;
-		}
-		break; default: {
-			if (iswprint(ch)) buf[len++] = ch;
+	while (wget_wch(ui.input, &ch) != ERR) {
+		switch (ch) {
+			break; case KEY_RESIZE: uiResize();
+			break; case '\b': case '\177': {
+				if (len) len--;
+			}
+			break; case '\n': {
+				if (!len) break;
+				buf[len] = '\0';
+				input(buf);
+				len = 0;
+			}
+			break; default: {
+				if (iswprint(ch)) buf[len++] = ch;
+			}
 		}
 	}
 	wmove(ui.input, 1, 0);