mention kitty keyboard protocol support #2131

README.md

@@ -85,6 +85,12 @@ Why use this non-standard library?
 * Portable support for bitmapped graphics, whether using Sixel, Kitty, the iTerm2
   protocol, or even the Linux framebuffer console.
 
+* Support for unambiguous [keyboard protocols](https://sw.kovidgoyal.net/kitty/keyboard-protocol/).
+
+* "TUI mode" facilitates high-performance, non-scrolling, full-screen
+  applications. "CLI mode" supports scrolling output for shell utilities,
+  but with the full power of Notcurses.
+
 * It's Apache2-licensed in its entirety, as opposed to the
   [drama in several acts](https://invisible-island.net/ncurses/ncurses-license.html)
   that is the NCURSES license (the latter is [summarized](https://invisible-island.net/ncurses/ncurses-license.html#issues_freer)

TERMINALS.md

@@ -116,6 +116,9 @@ https://github.com/dankamongmen/notcurses/issues/1117.
 Kitty is furthermore the only terminal I know to lack the `bce` (Background
 Color Erase) capability, but Notcurses never relies on `bce` behavior.
 
+Kitty has introduced an unambiguous [keyboard protocol](https://sw.kovidgoyal.net/kitty/keyboard-protocol/).
+Notcurses supports this protocol when it is detected.
+
 ### WezTerm
 
 WezTerm [implements](https://wezfurlong.org/wezterm/escape-sequences.html) some

src/lib/input.c

@@ -478,6 +478,7 @@ block_on_input(tinfo* ti, const struct timespec* ts){
     }
     return -1;
   }
+  return 1; // ? FIXME
 #else
   struct pollfd pfd = {
     .fd = ti->input.infd,
@@ -488,7 +489,7 @@ block_on_input(tinfo* ti, const struct timespec* ts){
   pfd.events |= POLLRDHUP;
 #endif
   int events;
-#ifdef __APPLE__
+#if defined(__APPLE__) || defined(__MINGW64__)
   int timeoutms = ts ? ts->tv_sec * 1000 + ts->tv_nsec / 1000000 : -1;
   while((events = poll(&pfd, 1, timeoutms)) < 0){ // FIXME smask?
 #else // linux, BSDs
@@ -498,7 +499,7 @@ block_on_input(tinfo* ti, const struct timespec* ts){
   sigdelset(&smask, SIGWINCH);
   while((events = ppoll(&pfd, 1, ts, &smask)) < 0){
 #endif
-    if(errno != EINTR && errno != EAGAIN){
+    if(errno != EINTR && errno != EAGAIN && errno != EBUSY && errno != EWOULDBLOCK){
       return -1;
     }
     if(resize_seen){