input: handle function keys through f30

include/notcurses.h

@@ -192,6 +192,16 @@ wchar_supppuab_p(wchar_t w){
 #define NCKEY_F18     suppuabize(38)
 #define NCKEY_F19     suppuabize(39)
 #define NCKEY_F20     suppuabize(40)
+#define NCKEY_F21     suppuabize(41)
+#define NCKEY_F22     suppuabize(42)
+#define NCKEY_F23     suppuabize(43)
+#define NCKEY_F24     suppuabize(44)
+#define NCKEY_F25     suppuabize(45)
+#define NCKEY_F26     suppuabize(46)
+#define NCKEY_F27     suppuabize(47)
+#define NCKEY_F28     suppuabize(48)
+#define NCKEY_F29     suppuabize(49)
+#define NCKEY_F30     suppuabize(50)
 // ... leave room for up to 100 function keys, egads
 #define NCKEY_ENTER   suppuabize(121)
 #define NCKEY_CLS     suppuabize(122) // "clear-screen or erase"

src/input/input.cpp

@@ -39,6 +39,24 @@ const char* nckeystr(wchar_t spkey){
     case NCKEY_F10:     return "F10";
     case NCKEY_F11:     return "F11";
     case NCKEY_F12:     return "F12";
+    case NCKEY_F13:     return "F13";
+    case NCKEY_F14:     return "F14";
+    case NCKEY_F15:     return "F15";
+    case NCKEY_F16:     return "F16";
+    case NCKEY_F17:     return "F17";
+    case NCKEY_F18:     return "F18";
+    case NCKEY_F19:     return "F19";
+    case NCKEY_F20:     return "F20";
+    case NCKEY_F21:     return "F21";
+    case NCKEY_F22:     return "F22";
+    case NCKEY_F23:     return "F23";
+    case NCKEY_F24:     return "F24";
+    case NCKEY_F25:     return "F25";
+    case NCKEY_F26:     return "F26";
+    case NCKEY_F27:     return "F27";
+    case NCKEY_F28:     return "F28";
+    case NCKEY_F29:     return "F29";
+    case NCKEY_F30:     return "F30";
     case NCKEY_BACKSPACE: return "backspace";
     case NCKEY_CENTER:  return "center";
     case NCKEY_ENTER:   return "enter";

src/lib/input.c

@@ -256,6 +256,16 @@ int prep_special_keys(notcurses* nc){
     { .tinfo = "kf18",  .key = NCKEY_F18, },
     { .tinfo = "kf19",  .key = NCKEY_F19, },
     { .tinfo = "kf20",  .key = NCKEY_F20, },
+    { .tinfo = "kf21",  .key = NCKEY_F21, },
+    { .tinfo = "kf22",  .key = NCKEY_F22, },
+    { .tinfo = "kf23",  .key = NCKEY_F23, },
+    { .tinfo = "kf24",  .key = NCKEY_F24, },
+    { .tinfo = "kf25",  .key = NCKEY_F25, },
+    { .tinfo = "kf26",  .key = NCKEY_F26, },
+    { .tinfo = "kf27",  .key = NCKEY_F27, },
+    { .tinfo = "kf28",  .key = NCKEY_F28, },
+    { .tinfo = "kf29",  .key = NCKEY_F29, },
+    { .tinfo = "kf30",  .key = NCKEY_F30, },
     { .tinfo = "kent",  .key = NCKEY_ENTER, },
     { .tinfo = "kclr",  .key = NCKEY_CLS, },
     { .tinfo = "kc1",   .key = NCKEY_DLEFT, },