commit 12fe0a3b29df6335f77c0ca8760b912ff43d9515
parent c14e77ce9e91c91a044eb1ec15639d8681fe9ee7
Author: Benno Schulenberg <bensberg@telfort.nl>
Date: Sat, 8 Aug 2020 19:44:54 +0200
tweaks: normalize the indentation after the previous change
This finally gets rid of the piece of specially reduced indentation
(<-<- ... ->->) that made it hard to see the structure of the code.
Diffstat:
| M | src/winio.c | | | 870 | +++++++++++++++++++++++++++++++++++++++---------------------------------------- |
1 file changed, 434 insertions(+), 436 deletions(-)
diff --git a/src/winio.c b/src/winio.c
@@ -331,133 +331,133 @@ int arrow_from_ABCD(int letter)
/* Translate a sequence that began with "Esc O" to its corresponding key code. */
int convert_SS3_sequence(const int *seq, size_t length, int *consumed)
{
- switch (seq[0]) {
- case '1':
- if (length > 3 && seq[1] == ';') {
- *consumed = 4;
- switch (seq[2]) {
- case '2':
- switch (seq[3]) {
- case 'A': /* Esc O 1 ; 2 A == Shift-Up on Terminal. */
- case 'B': /* Esc O 1 ; 2 B == Shift-Down on Terminal. */
- case 'C': /* Esc O 1 ; 2 C == Shift-Right on Terminal. */
- case 'D': /* Esc O 1 ; 2 D == Shift-Left on Terminal. */
- shift_held = TRUE;
- return arrow_from_ABCD(seq[3]);
- }
- break;
- case '5':
- switch (seq[3]) {
- case 'A': /* Esc O 1 ; 5 A == Ctrl-Up on Terminal. */
- return CONTROL_UP;
- case 'B': /* Esc O 1 ; 5 B == Ctrl-Down on Terminal. */
- return CONTROL_DOWN;
- case 'C': /* Esc O 1 ; 5 C == Ctrl-Right on Terminal. */
- return CONTROL_RIGHT;
- case 'D': /* Esc O 1 ; 5 D == Ctrl-Left on Terminal. */
- return CONTROL_LEFT;
- }
- break;
- }
+ switch (seq[0]) {
+ case '1':
+ if (length > 3 && seq[1] == ';') {
+ *consumed = 4;
+ switch (seq[2]) {
+ case '2':
+ switch (seq[3]) {
+ case 'A': /* Esc O 1 ; 2 A == Shift-Up on Terminal. */
+ case 'B': /* Esc O 1 ; 2 B == Shift-Down on Terminal. */
+ case 'C': /* Esc O 1 ; 2 C == Shift-Right on Terminal. */
+ case 'D': /* Esc O 1 ; 2 D == Shift-Left on Terminal. */
+ shift_held = TRUE;
+ return arrow_from_ABCD(seq[3]);
+ }
+ break;
+ case '5':
+ switch (seq[3]) {
+ case 'A': /* Esc O 1 ; 5 A == Ctrl-Up on Terminal. */
+ return CONTROL_UP;
+ case 'B': /* Esc O 1 ; 5 B == Ctrl-Down on Terminal. */
+ return CONTROL_DOWN;
+ case 'C': /* Esc O 1 ; 5 C == Ctrl-Right on Terminal. */
+ return CONTROL_RIGHT;
+ case 'D': /* Esc O 1 ; 5 D == Ctrl-Left on Terminal. */
+ return CONTROL_LEFT;
+ }
+ break;
}
- break;
- case '2': /* Shift */
- case '3': /* Alt */
- case '4': /* Shift+Alt */
- case '5': /* Ctrl */
- case '6': /* Shift+Ctrl */
- case '7': /* Alt+Ctrl */
- case '8': /* Shift+Alt+Ctrl */
- if (length > 1) {
- *consumed = 2;
- /* Do not accept multiple modifiers. */
- if (seq[0] == '4' || seq[0] > '5')
- return FOREIGN_SEQUENCE;
+ }
+ break;
+ case '2': /* Shift */
+ case '3': /* Alt */
+ case '4': /* Shift+Alt */
+ case '5': /* Ctrl */
+ case '6': /* Shift+Ctrl */
+ case '7': /* Alt+Ctrl */
+ case '8': /* Shift+Alt+Ctrl */
+ if (length > 1) {
+ *consumed = 2;
+ /* Do not accept multiple modifiers. */
+ if (seq[0] == '4' || seq[0] > '5')
+ return FOREIGN_SEQUENCE;
#ifndef NANO_TINY
- switch (seq[1]) {
- case 'A': /* Esc O 5 A == Ctrl-Up on Haiku. */
- return CONTROL_UP;
- case 'B': /* Esc O 5 B == Ctrl-Down on Haiku. */
- return CONTROL_DOWN;
- case 'C': /* Esc O 5 C == Ctrl-Right on Haiku. */
- return CONTROL_RIGHT;
- case 'D': /* Esc O 5 D == Ctrl-Left on Haiku. */
- return CONTROL_LEFT;
- }
-#endif
- /* Translate Shift+digit on the keypad to the digit
- * (Esc O 2 p == Shift-0, ...), modifier+operator to
- * the operator, and modifier+Enter to CR. */
- return (seq[1] - 0x40);
+ switch (seq[1]) {
+ case 'A': /* Esc O 5 A == Ctrl-Up on Haiku. */
+ return CONTROL_UP;
+ case 'B': /* Esc O 5 B == Ctrl-Down on Haiku. */
+ return CONTROL_DOWN;
+ case 'C': /* Esc O 5 C == Ctrl-Right on Haiku. */
+ return CONTROL_RIGHT;
+ case 'D': /* Esc O 5 D == Ctrl-Left on Haiku. */
+ return CONTROL_LEFT;
}
- break;
- case 'A': /* Esc O A == Up on VT100/VT320. */
- case 'B': /* Esc O B == Down on VT100/VT320. */
- case 'C': /* Esc O C == Right on VT100/VT320. */
- case 'D': /* Esc O D == Left on VT100/VT320. */
- return arrow_from_ABCD(seq[0]);
- case 'F': /* Esc O F == End on old xterm. */
- return KEY_END;
- case 'H': /* Esc O H == Home on old xterm. */
- return KEY_HOME;
- case 'M': /* Esc O M == Enter on numeric keypad
- * with NumLock off on VT100/VT220/VT320. */
- return KEY_ENTER;
- case 'P': /* Esc O P == F1 on VT100/VT220/VT320/Mach console. */
- case 'Q': /* Esc O Q == F2 on VT100/VT220/VT320/Mach console. */
- case 'R': /* Esc O R == F3 on VT100/VT220/VT320/Mach console. */
- case 'S': /* Esc O S == F4 on VT100/VT220/VT320/Mach console. */
- case 'T': /* Esc O T == F5 on Mach console. */
- case 'U': /* Esc O U == F6 on Mach console. */
- case 'V': /* Esc O V == F7 on Mach console. */
- case 'W': /* Esc O W == F8 on Mach console. */
- case 'X': /* Esc O X == F9 on Mach console. */
- case 'Y': /* Esc O Y == F10 on Mach console. */
- return KEY_F(seq[0] - 'O');
- case 'a': /* Esc O a == Ctrl-Up on rxvt/Eterm. */
- return CONTROL_UP;
- case 'b': /* Esc O b == Ctrl-Down on rxvt/Eterm. */
- return CONTROL_DOWN;
- case 'c': /* Esc O c == Ctrl-Right on rxvt/Eterm. */
- return CONTROL_RIGHT;
- case 'd': /* Esc O d == Ctrl-Left on rxvt/Eterm. */
- return CONTROL_LEFT;
- case 'j': /* Esc O j == '*' on numeric keypad with
- * NumLock off on xterm/rxvt/Eterm. */
- return '*';
- case 'k': /* Esc O k == '+' on the same. */
- return '+';
- case 'l': /* Esc O l == ',' on VT100/VT220/VT320. */
- return ',';
- case 'm': /* Esc O m == '-' on numeric keypad with
- * NumLock off on VTnnn/xterm/rxvt/Eterm. */
- return '-';
- case 'n': /* Esc O n == Delete (.) on numeric keypad
- * with NumLock off on rxvt/Eterm. */
- return KEY_DC;
- case 'o': /* Esc O o == '/' on numeric keypad with
- * NumLock off on VTnnn/xterm/rxvt/Eterm. */
- return '/';
- case 'p': /* Esc O p == Insert (0) on numeric keypad
- * with NumLock off on rxvt/Eterm. */
- return KEY_IC;
- case 'q': /* Esc O q == End (1) on the same. */
- return KEY_END;
- case 'r': /* Esc O r == Down (2) on the same. */
- return KEY_DOWN;
- case 's': /* Esc O s == PageDown (3) on the same. */
- return KEY_NPAGE;
- case 't': /* Esc O t == Left (4) on the same. */
- return KEY_LEFT;
- case 'v': /* Esc O v == Right (6) on the same. */
- return KEY_RIGHT;
- case 'w': /* Esc O w == Home (7) on the same. */
- return KEY_HOME;
- case 'x': /* Esc O x == Up (8) on the same. */
- return KEY_UP;
- case 'y': /* Esc O y == PageUp (9) on the same. */
- return KEY_PPAGE;
- }
+#endif
+ /* Translate Shift+digit on the keypad to the digit
+ * (Esc O 2 p == Shift-0, ...), modifier+operator to
+ * the operator, and modifier+Enter to CR. */
+ return (seq[1] - 0x40);
+ }
+ break;
+ case 'A': /* Esc O A == Up on VT100/VT320. */
+ case 'B': /* Esc O B == Down on VT100/VT320. */
+ case 'C': /* Esc O C == Right on VT100/VT320. */
+ case 'D': /* Esc O D == Left on VT100/VT320. */
+ return arrow_from_ABCD(seq[0]);
+ case 'F': /* Esc O F == End on old xterm. */
+ return KEY_END;
+ case 'H': /* Esc O H == Home on old xterm. */
+ return KEY_HOME;
+ case 'M': /* Esc O M == Enter on numeric keypad
+ * with NumLock off on VT100/VT220/VT320. */
+ return KEY_ENTER;
+ case 'P': /* Esc O P == F1 on VT100/VT220/VT320/Mach console. */
+ case 'Q': /* Esc O Q == F2 on VT100/VT220/VT320/Mach console. */
+ case 'R': /* Esc O R == F3 on VT100/VT220/VT320/Mach console. */
+ case 'S': /* Esc O S == F4 on VT100/VT220/VT320/Mach console. */
+ case 'T': /* Esc O T == F5 on Mach console. */
+ case 'U': /* Esc O U == F6 on Mach console. */
+ case 'V': /* Esc O V == F7 on Mach console. */
+ case 'W': /* Esc O W == F8 on Mach console. */
+ case 'X': /* Esc O X == F9 on Mach console. */
+ case 'Y': /* Esc O Y == F10 on Mach console. */
+ return KEY_F(seq[0] - 'O');
+ case 'a': /* Esc O a == Ctrl-Up on rxvt/Eterm. */
+ return CONTROL_UP;
+ case 'b': /* Esc O b == Ctrl-Down on rxvt/Eterm. */
+ return CONTROL_DOWN;
+ case 'c': /* Esc O c == Ctrl-Right on rxvt/Eterm. */
+ return CONTROL_RIGHT;
+ case 'd': /* Esc O d == Ctrl-Left on rxvt/Eterm. */
+ return CONTROL_LEFT;
+ case 'j': /* Esc O j == '*' on numeric keypad with
+ * NumLock off on xterm/rxvt/Eterm. */
+ return '*';
+ case 'k': /* Esc O k == '+' on the same. */
+ return '+';
+ case 'l': /* Esc O l == ',' on VT100/VT220/VT320. */
+ return ',';
+ case 'm': /* Esc O m == '-' on numeric keypad with
+ * NumLock off on VTnnn/xterm/rxvt/Eterm. */
+ return '-';
+ case 'n': /* Esc O n == Delete (.) on numeric keypad
+ * with NumLock off on rxvt/Eterm. */
+ return KEY_DC;
+ case 'o': /* Esc O o == '/' on numeric keypad with
+ * NumLock off on VTnnn/xterm/rxvt/Eterm. */
+ return '/';
+ case 'p': /* Esc O p == Insert (0) on numeric keypad
+ * with NumLock off on rxvt/Eterm. */
+ return KEY_IC;
+ case 'q': /* Esc O q == End (1) on the same. */
+ return KEY_END;
+ case 'r': /* Esc O r == Down (2) on the same. */
+ return KEY_DOWN;
+ case 's': /* Esc O s == PageDown (3) on the same. */
+ return KEY_NPAGE;
+ case 't': /* Esc O t == Left (4) on the same. */
+ return KEY_LEFT;
+ case 'v': /* Esc O v == Right (6) on the same. */
+ return KEY_RIGHT;
+ case 'w': /* Esc O w == Home (7) on the same. */
+ return KEY_HOME;
+ case 'x': /* Esc O x == Up (8) on the same. */
+ return KEY_UP;
+ case 'y': /* Esc O y == PageUp (9) on the same. */
+ return KEY_PPAGE;
+ }
return FOREIGN_SEQUENCE;
}
@@ -465,347 +465,345 @@ int convert_SS3_sequence(const int *seq, size_t length, int *consumed)
/* Translate a sequence that began with "Esc [" to its corresponding key code. */
int convert_CSI_sequence(const int *seq, size_t length, int *consumed)
{
- if (seq[0] < '9')
- *consumed = 2;
- switch (seq[0]) {
- case '1':
- if (length > 1 && seq[1] == '~')
- /* Esc [ 1 ~ == Home on VT320/Linux console. */
- return KEY_HOME;
- else if (length > 2 && seq[2] == '~') {
- *consumed = 3;
- switch (seq[1]) {
- case '1': /* Esc [ 1 1 ~ == F1 on rxvt/Eterm. */
- case '2': /* Esc [ 1 2 ~ == F2 on rxvt/Eterm. */
- case '3': /* Esc [ 1 3 ~ == F3 on rxvt/Eterm. */
- case '4': /* Esc [ 1 4 ~ == F4 on rxvt/Eterm. */
- case '5': /* Esc [ 1 5 ~ == F5 on xterm/rxvt/Eterm. */
- return KEY_F(seq[1] - '0');
- case '7': /* Esc [ 1 7 ~ == F6 on VT220/VT320/
- * Linux console/xterm/rxvt/Eterm. */
- case '8': /* Esc [ 1 8 ~ == F7 on the same. */
- case '9': /* Esc [ 1 9 ~ == F8 on the same. */
- return KEY_F(seq[1] - '1');
- }
- } else if (length > 3 && seq[1] == ';') {
- /* <-<-<-<-<-<-<- */
- *consumed = 4;
- switch (seq[2]) {
- case '2':
- switch (seq[3]) {
- case 'A': /* Esc [ 1 ; 2 A == Shift-Up on xterm. */
- case 'B': /* Esc [ 1 ; 2 B == Shift-Down on xterm. */
- case 'C': /* Esc [ 1 ; 2 C == Shift-Right on xterm. */
- case 'D': /* Esc [ 1 ; 2 D == Shift-Left on xterm. */
- shift_held = TRUE;
- return arrow_from_ABCD(seq[3]);
+ if (seq[0] < '9')
+ *consumed = 2;
+ switch (seq[0]) {
+ case '1':
+ if (length > 1 && seq[1] == '~')
+ /* Esc [ 1 ~ == Home on VT320/Linux console. */
+ return KEY_HOME;
+ else if (length > 2 && seq[2] == '~') {
+ *consumed = 3;
+ switch (seq[1]) {
+ case '1': /* Esc [ 1 1 ~ == F1 on rxvt/Eterm. */
+ case '2': /* Esc [ 1 2 ~ == F2 on rxvt/Eterm. */
+ case '3': /* Esc [ 1 3 ~ == F3 on rxvt/Eterm. */
+ case '4': /* Esc [ 1 4 ~ == F4 on rxvt/Eterm. */
+ case '5': /* Esc [ 1 5 ~ == F5 on xterm/rxvt/Eterm. */
+ return KEY_F(seq[1] - '0');
+ case '7': /* Esc [ 1 7 ~ == F6 on VT220/VT320/
+ * Linux console/xterm/rxvt/Eterm. */
+ case '8': /* Esc [ 1 8 ~ == F7 on the same. */
+ case '9': /* Esc [ 1 9 ~ == F8 on the same. */
+ return KEY_F(seq[1] - '1');
+ }
+ } else if (length > 3 && seq[1] == ';') {
+ *consumed = 4;
+ switch (seq[2]) {
+ case '2':
+ switch (seq[3]) {
+ case 'A': /* Esc [ 1 ; 2 A == Shift-Up on xterm. */
+ case 'B': /* Esc [ 1 ; 2 B == Shift-Down on xterm. */
+ case 'C': /* Esc [ 1 ; 2 C == Shift-Right on xterm. */
+ case 'D': /* Esc [ 1 ; 2 D == Shift-Left on xterm. */
+ shift_held = TRUE;
+ return arrow_from_ABCD(seq[3]);
#ifndef NANO_TINY
- case 'F': /* Esc [ 1 ; 2 F == Shift-End on xterm. */
- return SHIFT_END;
- case 'H': /* Esc [ 1 ; 2 H == Shift-Home on xterm. */
- return SHIFT_HOME;
+ case 'F': /* Esc [ 1 ; 2 F == Shift-End on xterm. */
+ return SHIFT_END;
+ case 'H': /* Esc [ 1 ; 2 H == Shift-Home on xterm. */
+ return SHIFT_HOME;
#endif
- }
- break;
+ }
+ break;
#ifndef NANO_TINY
- case '9': /* To accommodate iTerm2 in "xterm mode". */
- case '3':
- switch (seq[3]) {
- case 'A': /* Esc [ 1 ; 3 A == Alt-Up on xterm. */
- return ALT_UP;
- case 'B': /* Esc [ 1 ; 3 B == Alt-Down on xterm. */
- return ALT_DOWN;
- case 'C': /* Esc [ 1 ; 3 C == Alt-Right on xterm. */
- return ALT_RIGHT;
- case 'D': /* Esc [ 1 ; 3 D == Alt-Left on xterm. */
- return ALT_LEFT;
- }
- break;
- case '4':
- /* When the arrow keys are held together with Shift+Meta,
- * act as if they are Home/End/PgUp/PgDown with Shift. */
- switch (seq[3]) {
- case 'A': /* Esc [ 1 ; 4 A == Shift-Alt-Up on xterm. */
- return SHIFT_PAGEUP;
- case 'B': /* Esc [ 1 ; 4 B == Shift-Alt-Down on xterm. */
- return SHIFT_PAGEDOWN;
- case 'C': /* Esc [ 1 ; 4 C == Shift-Alt-Right on xterm. */
- return SHIFT_END;
- case 'D': /* Esc [ 1 ; 4 D == Shift-Alt-Left on xterm. */
- return SHIFT_HOME;
- }
- break;
+ case '9': /* To accommodate iTerm2 in "xterm mode". */
+ case '3':
+ switch (seq[3]) {
+ case 'A': /* Esc [ 1 ; 3 A == Alt-Up on xterm. */
+ return ALT_UP;
+ case 'B': /* Esc [ 1 ; 3 B == Alt-Down on xterm. */
+ return ALT_DOWN;
+ case 'C': /* Esc [ 1 ; 3 C == Alt-Right on xterm. */
+ return ALT_RIGHT;
+ case 'D': /* Esc [ 1 ; 3 D == Alt-Left on xterm. */
+ return ALT_LEFT;
+ }
+ break;
+ case '4':
+ /* When the arrow keys are held together with Shift+Meta,
+ * act as if they are Home/End/PgUp/PgDown with Shift. */
+ switch (seq[3]) {
+ case 'A': /* Esc [ 1 ; 4 A == Shift-Alt-Up on xterm. */
+ return SHIFT_PAGEUP;
+ case 'B': /* Esc [ 1 ; 4 B == Shift-Alt-Down on xterm. */
+ return SHIFT_PAGEDOWN;
+ case 'C': /* Esc [ 1 ; 4 C == Shift-Alt-Right on xterm. */
+ return SHIFT_END;
+ case 'D': /* Esc [ 1 ; 4 D == Shift-Alt-Left on xterm. */
+ return SHIFT_HOME;
+ }
+ break;
#endif
- case '5':
- switch (seq[3]) {
- case 'A': /* Esc [ 1 ; 5 A == Ctrl-Up on xterm. */
- return CONTROL_UP;
- case 'B': /* Esc [ 1 ; 5 B == Ctrl-Down on xterm. */
- return CONTROL_DOWN;
- case 'C': /* Esc [ 1 ; 5 C == Ctrl-Right on xterm. */
- return CONTROL_RIGHT;
- case 'D': /* Esc [ 1 ; 5 D == Ctrl-Left on xterm. */
- return CONTROL_LEFT;
- case 'F': /* Esc [ 1 ; 5 F == Ctrl-End on xterm. */
- return CONTROL_END;
- case 'H': /* Esc [ 1 ; 5 H == Ctrl-Home on xterm. */
- return CONTROL_HOME;
- }
- break;
+ case '5':
+ switch (seq[3]) {
+ case 'A': /* Esc [ 1 ; 5 A == Ctrl-Up on xterm. */
+ return CONTROL_UP;
+ case 'B': /* Esc [ 1 ; 5 B == Ctrl-Down on xterm. */
+ return CONTROL_DOWN;
+ case 'C': /* Esc [ 1 ; 5 C == Ctrl-Right on xterm. */
+ return CONTROL_RIGHT;
+ case 'D': /* Esc [ 1 ; 5 D == Ctrl-Left on xterm. */
+ return CONTROL_LEFT;
+ case 'F': /* Esc [ 1 ; 5 F == Ctrl-End on xterm. */
+ return CONTROL_END;
+ case 'H': /* Esc [ 1 ; 5 H == Ctrl-Home on xterm. */
+ return CONTROL_HOME;
+ }
+ break;
#ifndef NANO_TINY
- case '6':
- switch (seq[3]) {
- case 'A': /* Esc [ 1 ; 6 A == Shift-Ctrl-Up on xterm. */
- return shiftcontrolup;
- case 'B': /* Esc [ 1 ; 6 B == Shift-Ctrl-Down on xterm. */
- return shiftcontroldown;
- case 'C': /* Esc [ 1 ; 6 C == Shift-Ctrl-Right on xterm. */
- return shiftcontrolright;
- case 'D': /* Esc [ 1 ; 6 D == Shift-Ctrl-Left on xterm. */
- return shiftcontrolleft;
- case 'F': /* Esc [ 1 ; 6 F == Shift-Ctrl-End on xterm. */
- return shiftcontrolend;
- case 'H': /* Esc [ 1 ; 6 H == Shift-Ctrl-Home on xterm. */
- return shiftcontrolhome;
- }
- break;
+ case '6':
+ switch (seq[3]) {
+ case 'A': /* Esc [ 1 ; 6 A == Shift-Ctrl-Up on xterm. */
+ return shiftcontrolup;
+ case 'B': /* Esc [ 1 ; 6 B == Shift-Ctrl-Down on xterm. */
+ return shiftcontroldown;
+ case 'C': /* Esc [ 1 ; 6 C == Shift-Ctrl-Right on xterm. */
+ return shiftcontrolright;
+ case 'D': /* Esc [ 1 ; 6 D == Shift-Ctrl-Left on xterm. */
+ return shiftcontrolleft;
+ case 'F': /* Esc [ 1 ; 6 F == Shift-Ctrl-End on xterm. */
+ return shiftcontrolend;
+ case 'H': /* Esc [ 1 ; 6 H == Shift-Ctrl-Home on xterm. */
+ return shiftcontrolhome;
+ }
+ break;
#endif
- }
- /* ->->->->->->-> */
- } else if (length > 4 && seq[2] == ';' && seq[4] == '~')
- /* Esc [ 1 n ; 2 ~ == F17...F20 on some terminals. */
- *consumed = 5;
+ }
+ } else if (length > 4 && seq[2] == ';' && seq[4] == '~')
+ /* Esc [ 1 n ; 2 ~ == F17...F20 on some terminals. */
+ *consumed = 5;
#ifdef USE_SLANG
- else if (length == 3 && seq[2] == ';')
- /* Discard broken sequences that Slang produces. */
- *consumed = 3;
+ else if (length == 3 && seq[2] == ';')
+ /* Discard broken sequences that Slang produces. */
+ *consumed = 3;
#endif
- break;
- case '2':
- if (length > 2 && seq[2] == '~') {
- *consumed = 3;
- switch (seq[1]) {
- case '0': /* Esc [ 2 0 ~ == F9 on VT220/VT320/
- * Linux console/xterm/rxvt/Eterm. */
- return KEY_F(9);
- case '1': /* Esc [ 2 1 ~ == F10 on the same. */
- return KEY_F(10);
- case '3': /* Esc [ 2 3 ~ == F11 on the same. */
- return KEY_F(11);
- case '4': /* Esc [ 2 4 ~ == F12 on the same. */
- return KEY_F(12);
- }
- } else if (length > 1 && seq[1] == '~')
- /* Esc [ 2 ~ == Insert on VT220/VT320/
- * Linux console/xterm/Terminal. */
- return KEY_IC;
- else if (length > 3 && seq[1] == ';' && seq[3] == '~') {
- /* Esc [ 2 ; x ~ == modified Insert on xterm. */
- *consumed = 4;
+ break;
+ case '2':
+ if (length > 2 && seq[2] == '~') {
+ *consumed = 3;
+ switch (seq[1]) {
+ case '0': /* Esc [ 2 0 ~ == F9 on VT220/VT320/
+ * Linux console/xterm/rxvt/Eterm. */
+ return KEY_F(9);
+ case '1': /* Esc [ 2 1 ~ == F10 on the same. */
+ return KEY_F(10);
+ case '3': /* Esc [ 2 3 ~ == F11 on the same. */
+ return KEY_F(11);
+ case '4': /* Esc [ 2 4 ~ == F12 on the same. */
+ return KEY_F(12);
+ }
+ } else if (length > 1 && seq[1] == '~')
+ /* Esc [ 2 ~ == Insert on VT220/VT320/
+ * Linux console/xterm/Terminal. */
+ return KEY_IC;
+ else if (length > 3 && seq[1] == ';' && seq[3] == '~') {
+ /* Esc [ 2 ; x ~ == modified Insert on xterm. */
+ *consumed = 4;
#ifndef NANO_TINY
- if (seq[2] == '3')
- return ALT_INSERT;
+ if (seq[2] == '3')
+ return ALT_INSERT;
#endif
- }
- else if (length > 4 && seq[2] == ';' && seq[4] == '~')
- /* Esc [ 2 n ; 2 ~ == F21...F24 on some terminals. */
- *consumed = 5;
+ }
+ else if (length > 4 && seq[2] == ';' && seq[4] == '~')
+ /* Esc [ 2 n ; 2 ~ == F21...F24 on some terminals. */
+ *consumed = 5;
#ifdef USE_SLANG
- else if (length == 3 && seq[2] == ';')
- /* Discard broken sequences that Slang produces. */
- *consumed = 3;
+ else if (length == 3 && seq[2] == ';')
+ /* Discard broken sequences that Slang produces. */
+ *consumed = 3;
#endif
#ifndef NANO_TINY
- else if (length > 3 && seq[1] == '0' && seq[3] == '~') {
- /* Esc [ 2 0 0 ~ == start of a bracketed paste,
- * Esc [ 2 0 1 ~ == end of a bracketed paste. */
- *consumed = 4;
- if (seq[2] == '0') {
- bracketed_paste = TRUE;
- return BRACKETED_PASTE_MARKER;
- } else if (seq[2] == '1') {
- bracketed_paste = FALSE;
- return BRACKETED_PASTE_MARKER;
- }
+ else if (length > 3 && seq[1] == '0' && seq[3] == '~') {
+ /* Esc [ 2 0 0 ~ == start of a bracketed paste,
+ * Esc [ 2 0 1 ~ == end of a bracketed paste. */
+ *consumed = 4;
+ if (seq[2] == '0') {
+ bracketed_paste = TRUE;
+ return BRACKETED_PASTE_MARKER;
+ } else if (seq[2] == '1') {
+ bracketed_paste = FALSE;
+ return BRACKETED_PASTE_MARKER;
}
+ }
#endif
- break;
- case '3': /* Esc [ 3 ~ == Delete on VT220/VT320/
- * Linux console/xterm/Terminal. */
- if (length > 1 && seq[1] == '~')
- return KEY_DC;
- if (length > 3 && seq[1] == ';' && seq[3] == '~') {
- *consumed = 4;
-#ifndef NANO_TINY
- if (seq[2] == '2')
- /* Esc [ 3 ; 2 ~ == Shift-Delete on xterm/Terminal. */
- return SHIFT_DELETE;
- if (seq[2] == '3')
- /* Esc [ 3 ; 3 ~ == Alt-Delete on xterm/rxvt/Eterm/Terminal. */
- return ALT_DELETE;
- if (seq[2] == '5')
- /* Esc [ 3 ; 5 ~ == Ctrl-Delete on xterm. */
- return CONTROL_DELETE;
- if (seq[2] == '6')
- /* Esc [ 3 ; 6 ~ == Ctrl-Shift-Delete on xterm. */
- return controlshiftdelete;
-#endif
- }
+ break;
+ case '3': /* Esc [ 3 ~ == Delete on VT220/VT320/
+ * Linux console/xterm/Terminal. */
+ if (length > 1 && seq[1] == '~')
+ return KEY_DC;
+ if (length > 3 && seq[1] == ';' && seq[3] == '~') {
+ *consumed = 4;
#ifndef NANO_TINY
- if (length > 1 && seq[1] == '$')
- /* Esc [ 3 $ == Shift-Delete on urxvt. */
+ if (seq[2] == '2')
+ /* Esc [ 3 ; 2 ~ == Shift-Delete on xterm/Terminal. */
return SHIFT_DELETE;
- if (length > 1 && seq[1] == '^')
- /* Esc [ 3 ^ == Ctrl-Delete on urxvt. */
+ if (seq[2] == '3')
+ /* Esc [ 3 ; 3 ~ == Alt-Delete on xterm/rxvt/Eterm/Terminal. */
+ return ALT_DELETE;
+ if (seq[2] == '5')
+ /* Esc [ 3 ; 5 ~ == Ctrl-Delete on xterm. */
return CONTROL_DELETE;
- if (length > 1 && seq[1] == '@')
- /* Esc [ 3 @ == Ctrl-Shift-Delete on urxvt. */
+ if (seq[2] == '6')
+ /* Esc [ 3 ; 6 ~ == Ctrl-Shift-Delete on xterm. */
return controlshiftdelete;
- if (length > 2 && seq[2] == '~')
- /* Esc [ 3 n ~ == F17...F20 on some terminals. */
- *consumed = 3;
#endif
- break;
- case '4': /* Esc [ 4 ~ == End on VT220/VT320/
- * Linux console/xterm. */
- if (length > 1 && seq[1] == '~')
- return KEY_END;
- break;
- case '5': /* Esc [ 5 ~ == PageUp on VT220/VT320/
- * Linux console/xterm/Eterm/urxvt/Terminal */
- if (length > 1 && seq[1] == '~')
- return KEY_PPAGE;
- else if (length > 3 && seq[1] == ';' && seq[3] == '~') {
- *consumed = 4;
+ }
#ifndef NANO_TINY
- if (seq[2] == '2')
- return shiftaltup;
- if (seq[2] == '3')
- return ALT_PAGEUP;
+ if (length > 1 && seq[1] == '$')
+ /* Esc [ 3 $ == Shift-Delete on urxvt. */
+ return SHIFT_DELETE;
+ if (length > 1 && seq[1] == '^')
+ /* Esc [ 3 ^ == Ctrl-Delete on urxvt. */
+ return CONTROL_DELETE;
+ if (length > 1 && seq[1] == '@')
+ /* Esc [ 3 @ == Ctrl-Shift-Delete on urxvt. */
+ return controlshiftdelete;
+ if (length > 2 && seq[2] == '~')
+ /* Esc [ 3 n ~ == F17...F20 on some terminals. */
+ *consumed = 3;
#endif
- }
- break;
- case '6': /* Esc [ 6 ~ == PageDown on VT220/VT320/
- * Linux console/xterm/Eterm/urxvt/Terminal */
- if (length > 1 && seq[1] == '~')
- return KEY_NPAGE;
- else if (length > 3 && seq[1] == ';' && seq[3] == '~') {
- *consumed = 4;
+ break;
+ case '4': /* Esc [ 4 ~ == End on VT220/VT320/
+ * Linux console/xterm. */
+ if (length > 1 && seq[1] == '~')
+ return KEY_END;
+ break;
+ case '5': /* Esc [ 5 ~ == PageUp on VT220/VT320/
+ * Linux console/xterm/Eterm/urxvt/Terminal */
+ if (length > 1 && seq[1] == '~')
+ return KEY_PPAGE;
+ else if (length > 3 && seq[1] == ';' && seq[3] == '~') {
+ *consumed = 4;
#ifndef NANO_TINY
- if (seq[2] == '2')
- return shiftaltdown;
- if (seq[2] == '3')
- return ALT_PAGEDOWN;
+ if (seq[2] == '2')
+ return shiftaltup;
+ if (seq[2] == '3')
+ return ALT_PAGEUP;
#endif
- }
- break;
- case '7': /* Esc [ 7 ~ == Home on Eterm/rxvt;
- * Esc [ 7 $ == Shift-Home on Eterm/rxvt;
- * Esc [ 7 ^ == Control-Home on Eterm/rxvt;
- * Esc [ 7 @ == Shift-Control-Home on same. */
- if (length > 1 && seq[1] == '~')
- return KEY_HOME;
- else if (length > 1 && seq[1] == '$')
- return SHIFT_HOME;
- else if (length > 1 && seq[1] == '^')
- return CONTROL_HOME;
+ }
+ break;
+ case '6': /* Esc [ 6 ~ == PageDown on VT220/VT320/
+ * Linux console/xterm/Eterm/urxvt/Terminal */
+ if (length > 1 && seq[1] == '~')
+ return KEY_NPAGE;
+ else if (length > 3 && seq[1] == ';' && seq[3] == '~') {
+ *consumed = 4;
#ifndef NANO_TINY
- else if (length > 1 && seq[1] == '@')
- return shiftcontrolhome;
+ if (seq[2] == '2')
+ return shiftaltdown;
+ if (seq[2] == '3')
+ return ALT_PAGEDOWN;
#endif
- break;
- case '8': /* Esc [ 8 ~ == End on Eterm/rxvt;
- * Esc [ 8 $ == Shift-End on Eterm/rxvt;
- * Esc [ 8 ^ == Control-End on Eterm/rxvt;
- * Esc [ 8 @ == Shift-Control-End on same. */
- if (length > 1 && seq[1] == '~')
- return KEY_END;
- else if (length > 1 && seq[1] == '$')
- return SHIFT_END;
- else if (length > 1 && seq[1] == '^')
- return CONTROL_END;
+ }
+ break;
+ case '7': /* Esc [ 7 ~ == Home on Eterm/rxvt;
+ * Esc [ 7 $ == Shift-Home on Eterm/rxvt;
+ * Esc [ 7 ^ == Control-Home on Eterm/rxvt;
+ * Esc [ 7 @ == Shift-Control-Home on same. */
+ if (length > 1 && seq[1] == '~')
+ return KEY_HOME;
+ else if (length > 1 && seq[1] == '$')
+ return SHIFT_HOME;
+ else if (length > 1 && seq[1] == '^')
+ return CONTROL_HOME;
#ifndef NANO_TINY
- else if (length > 1 && seq[1] == '@')
- return shiftcontrolend;
+ else if (length > 1 && seq[1] == '@')
+ return shiftcontrolhome;
#endif
- break;
- case '9': /* Esc [ 9 == Delete on Mach console. */
- return KEY_DC;
- case '@': /* Esc [ @ == Insert on Mach console. */
- return KEY_IC;
- case 'A': /* Esc [ A == Up on ANSI/VT220/Linux console/
- * FreeBSD console/Mach console/xterm/Eterm/
- * urxvt/Gnome and Xfce Terminal. */
- case 'B': /* Esc [ B == Down on the same. */
- case 'C': /* Esc [ C == Right on the same. */
- case 'D': /* Esc [ D == Left on the same. */
- return arrow_from_ABCD(seq[0]);
- case 'F': /* Esc [ F == End on FreeBSD console/Eterm. */
- return KEY_END;
- case 'G': /* Esc [ G == PageDown on FreeBSD console. */
- return KEY_NPAGE;
- case 'H': /* Esc [ H == Home on ANSI/VT220/FreeBSD
- * console/Mach console/Eterm. */
- return KEY_HOME;
- case 'I': /* Esc [ I == PageUp on FreeBSD console. */
- return KEY_PPAGE;
- case 'L': /* Esc [ L == Insert on ANSI/FreeBSD console. */
- return KEY_IC;
- case 'M': /* Esc [ M == F1 on FreeBSD console. */
- return KEY_F(1);
- case 'N': /* Esc [ N == F2 on FreeBSD console. */
- return KEY_F(2);
- case 'O':
- if (length > 1) {
- *consumed = 2;
- if ('O' < seq[1] && seq[1] < 'T')
- /* Esc [ O P == F1 on xterm. */
- /* Esc [ O Q == F2 on xterm. */
- /* Esc [ O R == F3 on xterm. */
- /* Esc [ O S == F4 on xterm. */
- return KEY_F(seq[1] - 'O');
- } else
- /* Esc [ O == F3 on FreeBSD console. */
- return KEY_F(3);
- break;
- case 'P': /* Esc [ P == F4 on FreeBSD console. */
- case 'Q': /* Esc [ Q == F5 on FreeBSD console. */
- case 'R': /* Esc [ R == F6 on FreeBSD console. */
- case 'S': /* Esc [ S == F7 on FreeBSD console. */
- case 'T': /* Esc [ T == F8 on FreeBSD console. */
- return KEY_F(4 + seq[0] - 'P');
- case 'U': /* Esc [ U == PageDown on Mach console. */
- return KEY_NPAGE;
- case 'V': /* Esc [ V == PageUp on Mach console. */
- return KEY_PPAGE;
- case 'W': /* Esc [ W == F11 on FreeBSD console. */
- return KEY_F(11);
- case 'X': /* Esc [ X == F12 on FreeBSD console. */
- return KEY_F(12);
- case 'Y': /* Esc [ Y == End on Mach console. */
+ break;
+ case '8': /* Esc [ 8 ~ == End on Eterm/rxvt;
+ * Esc [ 8 $ == Shift-End on Eterm/rxvt;
+ * Esc [ 8 ^ == Control-End on Eterm/rxvt;
+ * Esc [ 8 @ == Shift-Control-End on same. */
+ if (length > 1 && seq[1] == '~')
return KEY_END;
- case 'Z': /* Esc [ Z == Shift-Tab on ANSI/Linux console/
- * FreeBSD console/xterm/rxvt/Terminal. */
- return SHIFT_TAB;
- case 'a': /* Esc [ a == Shift-Up on rxvt/Eterm. */
- case 'b': /* Esc [ b == Shift-Down on rxvt/Eterm. */
- case 'c': /* Esc [ c == Shift-Right on rxvt/Eterm. */
- case 'd': /* Esc [ d == Shift-Left on rxvt/Eterm. */
- shift_held = TRUE;
- return arrow_from_ABCD(seq[0] - 0x20);
- case '[':
- if (length > 1) {
- *consumed = 2;
- if ('@' < seq[1] && seq[1] < 'F')
- /* Esc [ [ A == F1 on Linux console. */
- /* Esc [ [ B == F2 on Linux console. */
- /* Esc [ [ C == F3 on Linux console. */
- /* Esc [ [ D == F4 on Linux console. */
- /* Esc [ [ E == F5 on Linux console. */
- return KEY_F(seq[1] - '@');
- }
- break;
- }
+ else if (length > 1 && seq[1] == '$')
+ return SHIFT_END;
+ else if (length > 1 && seq[1] == '^')
+ return CONTROL_END;
+#ifndef NANO_TINY
+ else if (length > 1 && seq[1] == '@')
+ return shiftcontrolend;
+#endif
+ break;
+ case '9': /* Esc [ 9 == Delete on Mach console. */
+ return KEY_DC;
+ case '@': /* Esc [ @ == Insert on Mach console. */
+ return KEY_IC;
+ case 'A': /* Esc [ A == Up on ANSI/VT220/Linux console/
+ * FreeBSD console/Mach console/xterm/Eterm/
+ * urxvt/Gnome and Xfce Terminal. */
+ case 'B': /* Esc [ B == Down on the same. */
+ case 'C': /* Esc [ C == Right on the same. */
+ case 'D': /* Esc [ D == Left on the same. */
+ return arrow_from_ABCD(seq[0]);
+ case 'F': /* Esc [ F == End on FreeBSD console/Eterm. */
+ return KEY_END;
+ case 'G': /* Esc [ G == PageDown on FreeBSD console. */
+ return KEY_NPAGE;
+ case 'H': /* Esc [ H == Home on ANSI/VT220/FreeBSD
+ * console/Mach console/Eterm. */
+ return KEY_HOME;
+ case 'I': /* Esc [ I == PageUp on FreeBSD console. */
+ return KEY_PPAGE;
+ case 'L': /* Esc [ L == Insert on ANSI/FreeBSD console. */
+ return KEY_IC;
+ case 'M': /* Esc [ M == F1 on FreeBSD console. */
+ return KEY_F(1);
+ case 'N': /* Esc [ N == F2 on FreeBSD console. */
+ return KEY_F(2);
+ case 'O':
+ if (length > 1) {
+ *consumed = 2;
+ if ('O' < seq[1] && seq[1] < 'T')
+ /* Esc [ O P == F1 on xterm. */
+ /* Esc [ O Q == F2 on xterm. */
+ /* Esc [ O R == F3 on xterm. */
+ /* Esc [ O S == F4 on xterm. */
+ return KEY_F(seq[1] - 'O');
+ } else
+ /* Esc [ O == F3 on FreeBSD console. */
+ return KEY_F(3);
+ break;
+ case 'P': /* Esc [ P == F4 on FreeBSD console. */
+ case 'Q': /* Esc [ Q == F5 on FreeBSD console. */
+ case 'R': /* Esc [ R == F6 on FreeBSD console. */
+ case 'S': /* Esc [ S == F7 on FreeBSD console. */
+ case 'T': /* Esc [ T == F8 on FreeBSD console. */
+ return KEY_F(4 + seq[0] - 'P');
+ case 'U': /* Esc [ U == PageDown on Mach console. */
+ return KEY_NPAGE;
+ case 'V': /* Esc [ V == PageUp on Mach console. */
+ return KEY_PPAGE;
+ case 'W': /* Esc [ W == F11 on FreeBSD console. */
+ return KEY_F(11);
+ case 'X': /* Esc [ X == F12 on FreeBSD console. */
+ return KEY_F(12);
+ case 'Y': /* Esc [ Y == End on Mach console. */
+ return KEY_END;
+ case 'Z': /* Esc [ Z == Shift-Tab on ANSI/Linux console/
+ * FreeBSD console/xterm/rxvt/Terminal. */
+ return SHIFT_TAB;
+ case 'a': /* Esc [ a == Shift-Up on rxvt/Eterm. */
+ case 'b': /* Esc [ b == Shift-Down on rxvt/Eterm. */
+ case 'c': /* Esc [ c == Shift-Right on rxvt/Eterm. */
+ case 'd': /* Esc [ d == Shift-Left on rxvt/Eterm. */
+ shift_held = TRUE;
+ return arrow_from_ABCD(seq[0] - 0x20);
+ case '[':
+ if (length > 1) {
+ *consumed = 2;
+ if ('@' < seq[1] && seq[1] < 'F')
+ /* Esc [ [ A == F1 on Linux console. */
+ /* Esc [ [ B == F2 on Linux console. */
+ /* Esc [ [ C == F3 on Linux console. */
+ /* Esc [ [ D == F4 on Linux console. */
+ /* Esc [ [ E == F5 on Linux console. */
+ return KEY_F(seq[1] - '@');
+ }
+ break;
+ }
return FOREIGN_SEQUENCE;
}
