diff --git a/src/winio.c b/src/winio.c
index fd21834c45cf54a7390263415695fad70560be15..d92b9976fbcfe0672d36745c17f6017ea45ec004 100644
--- a/src/winio.c
+++ b/src/winio.c
@@ -382,252 +382,250 @@ int parse_kbinput(WINDOW *win)
return ERR;
}
- switch (escapes) {
- case 0:
- /* One non-escape: normal input mode. */
- retval = keycode;
- break;
- case 1:
- /* Reset the escape counter. */
- escapes = 0;
- if ((keycode != 'O' && keycode != 'o' && keycode != '[') ||
- get_key_buffer_len() == 0 || *key_buffer == 0x1B) {
- /* One escape followed by a single non-escape:
- * meta key sequence mode. */
- if (!solitary || (keycode >= 0x20 && keycode < 0x7F))
- meta_key = TRUE;
- retval = tolower(keycode);
- } else
- /* One escape followed by a non-escape, and there
- * are more codes waiting: escape sequence mode. */
- retval = parse_escape_sequence(win, keycode);
- break;
- case 2:
- if (double_esc) {
- /* An "ESC ESC [ X" sequence from Option+arrow. */
- switch (keycode) {
- case 'A':
- retval = KEY_HOME;
- break;
- case 'B':
- retval = KEY_END;
- break;
+ switch (escapes) {
+ case 0:
+ /* One non-escape: normal input mode. */
+ retval = keycode;
+ break;
+ case 1:
+ /* Reset the escape counter. */
+ escapes = 0;
+ if ((keycode != 'O' && keycode != 'o' && keycode != '[') ||
+ get_key_buffer_len() == 0 || *key_buffer == 0x1B) {
+ /* One escape followed by a single non-escape:
+ * meta key sequence mode. */
+ if (!solitary || (keycode >= 0x20 && keycode < 0x7F))
+ meta_key = TRUE;
+ retval = tolower(keycode);
+ } else
+ /* One escape followed by a non-escape, and there
+ * are more codes waiting: escape sequence mode. */
+ retval = parse_escape_sequence(win, keycode);
+ break;
+ case 2:
+ if (double_esc) {
+ /* An "ESC ESC [ X" sequence from Option+arrow. */
+ switch (keycode) {
+ case 'A':
+ retval = KEY_HOME;
+ break;
+ case 'B':
+ retval = KEY_END;
+ break;
#ifndef NANO_TINY
- case 'C':
- retval = controlright;
- break;
- case 'D':
- retval = controlleft;
- break;
+ case 'C':
+ retval = controlright;
+ break;
+ case 'D':
+ retval = controlleft;
+ break;
#endif
- }
- double_esc = FALSE;
- escapes = 0;
- } else if (get_key_buffer_len() == 0) {
- if (('0' <= keycode && keycode <= '2' &&
- byte_digits == 0) || ('0' <= keycode &&
- keycode <= '9' && byte_digits > 0)) {
- /* Two escapes followed by one or more decimal
- * digits, and there aren't any other codes
- * waiting: byte sequence mode. If the range
- * of the byte sequence is limited to 2XX (the
- * first digit is between '0' and '2' and the
- * others between '0' and '9', interpret it. */
- int byte;
-
- byte_digits++;
- byte = get_byte_kbinput(keycode);
-
- /* If we've read in a complete byte sequence,
- * reset the escape counter and the byte sequence
- * counter, and put the obtained byte value back
- * into the key buffer. */
- if (byte != ERR) {
- char *byte_mb;
- int byte_mb_len, *seq, i;
-
- escapes = 0;
- byte_digits = 0;
-
- /* Put back the multibyte equivalent of
- * the byte value. */
- byte_mb = make_mbchar((long)byte,
- &byte_mb_len);
-
- seq = (int *)nmalloc(byte_mb_len *
- sizeof(int));
-
- for (i = 0; i < byte_mb_len; i++)
- seq[i] = (unsigned char)byte_mb[i];
-
- unget_input(seq, byte_mb_len);
-
- free(byte_mb);
- free(seq);
- }
- } else {
- /* Reset the escape counter. */
- escapes = 0;
- if (byte_digits == 0)
- /* Two escapes followed by a non-decimal
- * digit (or a decimal digit that would
- * create a byte sequence greater than 2XX)
- * and there aren't any other codes waiting:
- * control character sequence mode. */
- retval = get_control_kbinput(keycode);
- else {
- /* An invalid digit in the middle of a byte
- * sequence: reset the byte sequence counter
- * and save the code we got as the result. */
- byte_digits = 0;
- retval = keycode;
- }
- }
- } else if (keycode == '[' && key_buffer_len > 0 &&
- 'A' <= *key_buffer && *key_buffer <= 'D') {
- /* This is an iTerm2 sequence: ^[ ^[ [ X. */
- double_esc = TRUE;
- } else {
- /* Two escapes followed by a non-escape, and there
- * are more codes waiting: combined meta and escape
- * sequence mode. */
+ }
+ double_esc = FALSE;
+ escapes = 0;
+ } else if (get_key_buffer_len() == 0) {
+ if (('0' <= keycode && keycode <= '2' &&
+ byte_digits == 0) || ('0' <= keycode &&
+ keycode <= '9' && byte_digits > 0)) {
+ /* Two escapes followed by one or more decimal
+ * digits, and there aren't any other codes
+ * waiting: byte sequence mode. If the range
+ * of the byte sequence is limited to 2XX (the
+ * first digit is between '0' and '2' and the
+ * others between '0' and '9', interpret it. */
+ int byte;
+
+ byte_digits++;
+ byte = get_byte_kbinput(keycode);
+
+ /* If we've read in a complete byte sequence,
+ * reset the escape counter and the byte sequence
+ * counter, and put the obtained byte value back
+ * into the key buffer. */
+ if (byte != ERR) {
+ char *byte_mb;
+ int byte_mb_len, *seq, i;
+
escapes = 0;
- meta_key = TRUE;
- retval = parse_escape_sequence(win, keycode);
+ byte_digits = 0;
+
+ /* Put back the multibyte equivalent of
+ * the byte value. */
+ byte_mb = make_mbchar((long)byte,
+ &byte_mb_len);
+
+ seq = (int *)nmalloc(byte_mb_len *
+ sizeof(int));
+
+ for (i = 0; i < byte_mb_len; i++)
+ seq[i] = (unsigned char)byte_mb[i];
+
+ unget_input(seq, byte_mb_len);
+
+ free(byte_mb);
+ free(seq);
}
- break;
- case 3:
+ } else {
/* Reset the escape counter. */
escapes = 0;
- if (get_key_buffer_len() == 0)
- /* Three escapes followed by a non-escape, and no
- * other codes are waiting: normal input mode. */
+ if (byte_digits == 0)
+ /* Two escapes followed by a non-decimal
+ * digit (or a decimal digit that would
+ * create a byte sequence greater than 2XX)
+ * and there aren't any other codes waiting:
+ * control character sequence mode. */
+ retval = get_control_kbinput(keycode);
+ else {
+ /* An invalid digit in the middle of a byte
+ * sequence: reset the byte sequence counter
+ * and save the code we got as the result. */
+ byte_digits = 0;
retval = keycode;
- else
- /* Three escapes followed by a non-escape, and more
- * codes are waiting: combined control character and
- * escape sequence mode. First interpret the escape
- * sequence, then the result as a control sequence. */
- retval = get_control_kbinput(
- parse_escape_sequence(win, keycode));
- break;
+ }
+ }
+ } else if (keycode == '[' && key_buffer_len > 0 &&
+ 'A' <= *key_buffer && *key_buffer <= 'D') {
+ /* This is an iTerm2 sequence: ^[ ^[ [ X. */
+ double_esc = TRUE;
+ } else {
+ /* Two escapes followed by a non-escape, and there are more
+ * codes waiting: combined meta and escape sequence mode. */
+ escapes = 0;
+ meta_key = TRUE;
+ retval = parse_escape_sequence(win, keycode);
}
+ break;
+ case 3:
+ /* Reset the escape counter. */
+ escapes = 0;
+ if (get_key_buffer_len() == 0)
+ /* Three escapes followed by a non-escape, and no
+ * other codes are waiting: normal input mode. */
+ retval = keycode;
+ else
+ /* Three escapes followed by a non-escape, and more
+ * codes are waiting: combined control character and
+ * escape sequence mode. First interpret the escape
+ * sequence, then the result as a control sequence. */
+ retval = get_control_kbinput(
+ parse_escape_sequence(win, keycode));
+ break;
+ }
if (retval == ERR)
return ERR;
- switch (retval) {
+ switch (retval) {
#ifdef KEY_SLEFT
- /* Slang doesn't support KEY_SLEFT. */
- case KEY_SLEFT:
+ /* Slang doesn't support KEY_SLEFT. */
+ case KEY_SLEFT:
#endif
- case KEY_LEFT:
- return sc_seq_or(do_left, keycode);
+ case KEY_LEFT:
+ return sc_seq_or(do_left, keycode);
#ifdef KEY_SRIGHT
- /* Slang doesn't support KEY_SRIGHT. */
- case KEY_SRIGHT:
+ /* Slang doesn't support KEY_SRIGHT. */
+ case KEY_SRIGHT:
#endif
- case KEY_RIGHT:
- return sc_seq_or(do_right, keycode);
+ case KEY_RIGHT:
+ return sc_seq_or(do_right, keycode);
#ifdef KEY_SUP
- /* ncurses and Slang don't support KEY_SUP. */
- case KEY_SUP:
+ /* ncurses and Slang don't support KEY_SUP. */
+ case KEY_SUP:
#endif
- case KEY_UP:
- return sc_seq_or(do_up_void, keycode);
+ case KEY_UP:
+ return sc_seq_or(do_up_void, keycode);
#ifdef KEY_SDOWN
- /* ncurses and Slang don't support KEY_SDOWN. */
- case KEY_SDOWN:
+ /* ncurses and Slang don't support KEY_SDOWN. */
+ case KEY_SDOWN:
#endif
- case KEY_DOWN:
- return sc_seq_or(do_down_void, keycode);
+ case KEY_DOWN:
+ return sc_seq_or(do_down_void, keycode);
#ifdef KEY_SHOME
- /* HP-UX 10-11 and Slang don't support KEY_SHOME. */
- case KEY_SHOME:
+ /* HP-UX 10-11 and Slang don't support KEY_SHOME. */
+ case KEY_SHOME:
#endif
#ifdef KEY_HOME
- case KEY_HOME:
+ case KEY_HOME:
#endif
- case KEY_A1: /* Home (7) on keypad with NumLock off. */
- return sc_seq_or(do_home, keycode);
+ case KEY_A1: /* Home (7) on keypad with NumLock off. */
+ return sc_seq_or(do_home, keycode);
#ifdef KEY_SEND
- /* HP-UX 10-11 and Slang don't support KEY_SEND. */
- case KEY_SEND:
+ /* HP-UX 10-11 and Slang don't support KEY_SEND. */
+ case KEY_SEND:
#endif
#ifdef KEY_END
- case KEY_END:
-#endif
- case KEY_C1: /* End (1) on keypad with NumLock off. */
- return sc_seq_or(do_end, keycode);
- case KEY_PPAGE:
- case KEY_A3: /* PageUp (9) on keypad with NumLock off. */
- return sc_seq_or(do_page_up, keycode);
- case KEY_NPAGE:
- case KEY_C3: /* PageDown (3) on keypad with NumLock off. */
- return sc_seq_or(do_page_down, keycode);
-
- case KEY_ENTER:
- return sc_seq_or(do_enter, keycode);
- case KEY_BACKSPACE:
- return sc_seq_or(do_backspace, keycode);
+ case KEY_END:
+#endif
+ case KEY_C1: /* End (1) on keypad with NumLock off. */
+ return sc_seq_or(do_end, keycode);
+ case KEY_PPAGE:
+ case KEY_A3: /* PageUp (9) on keypad with NumLock off. */
+ return sc_seq_or(do_page_up, keycode);
+ case KEY_NPAGE:
+ case KEY_C3: /* PageDown (3) on keypad with NumLock off. */
+ return sc_seq_or(do_page_down, keycode);
+
+ case KEY_ENTER:
+ return sc_seq_or(do_enter, keycode);
+ case KEY_BACKSPACE:
+ return sc_seq_or(do_backspace, keycode);
#ifdef KEY_SDC
- /* Slang doesn't support KEY_SDC. */
- case KEY_SDC:
-#endif
- case NANO_CONTROL_8:
- if (ISSET(REBIND_DELETE))
- return sc_seq_or(do_delete, keycode);
- else
- return sc_seq_or(do_backspace, keycode);
+ /* Slang doesn't support KEY_SDC. */
+ case KEY_SDC:
+#endif
+ case NANO_CONTROL_8:
+ if (ISSET(REBIND_DELETE))
+ return sc_seq_or(do_delete, keycode);
+ else
+ return sc_seq_or(do_backspace, keycode);
#ifdef KEY_SIC
- /* Slang doesn't support KEY_SIC. */
- case KEY_SIC:
- return sc_seq_or(do_insertfile_void, keycode);
+ /* Slang doesn't support KEY_SIC. */
+ case KEY_SIC:
+ return sc_seq_or(do_insertfile_void, keycode);
#endif
#ifdef KEY_SBEG
- /* Slang doesn't support KEY_SBEG. */
- case KEY_SBEG:
+ /* Slang doesn't support KEY_SBEG. */
+ case KEY_SBEG:
#endif
#ifdef KEY_BEG
- /* Slang doesn't support KEY_BEG. */
- case KEY_BEG:
+ /* Slang doesn't support KEY_BEG. */
+ case KEY_BEG:
#endif
- case KEY_B2: /* Center (5) on keypad with NumLock off. */
- return ERR;
+ case KEY_B2: /* Center (5) on keypad with NumLock off. */
+ return ERR;
#ifdef KEY_CANCEL
#ifdef KEY_SCANCEL
- /* Slang doesn't support KEY_SCANCEL. */
- case KEY_SCANCEL:
+ /* Slang doesn't support KEY_SCANCEL. */
+ case KEY_SCANCEL:
#endif
- /* Slang doesn't support KEY_CANCEL. */
- case KEY_CANCEL:
- return first_sc_for(currmenu, do_cancel)->keycode;
+ /* Slang doesn't support KEY_CANCEL. */
+ case KEY_CANCEL:
+ return first_sc_for(currmenu, do_cancel)->keycode;
#endif
#ifdef KEY_SUSPEND
#ifdef KEY_SSUSPEND
- /* Slang doesn't support KEY_SSUSPEND. */
- case KEY_SSUSPEND:
+ /* Slang doesn't support KEY_SSUSPEND. */
+ case KEY_SSUSPEND:
#endif
- /* Slang doesn't support KEY_SUSPEND. */
- case KEY_SUSPEND:
- return sc_seq_or(do_suspend_void, 0);
+ /* Slang doesn't support KEY_SUSPEND. */
+ case KEY_SUSPEND:
+ return sc_seq_or(do_suspend_void, 0);
#endif
#ifdef PDCURSES
- case KEY_SHIFT_L:
- case KEY_SHIFT_R:
- case KEY_CONTROL_L:
- case KEY_CONTROL_R:
- case KEY_ALT_L:
- case KEY_ALT_R:
- return ERR;
+ case KEY_SHIFT_L:
+ case KEY_SHIFT_R:
+ case KEY_CONTROL_L:
+ case KEY_CONTROL_R:
+ case KEY_ALT_L:
+ case KEY_ALT_R:
+ return ERR;
#endif
#if !defined(NANO_TINY) && defined(KEY_RESIZE)
- /* Since we don't change the default SIGWINCH handler when
- * NANO_TINY is defined, KEY_RESIZE is never generated.
- * Also, Slang and SunOS 5.7-5.9 don't support
- * KEY_RESIZE. */
- case KEY_RESIZE:
- return ERR;
+ /* Since we don't change the default SIGWINCH handler when
+ * NANO_TINY is defined, KEY_RESIZE is never generated.
+ * Also, Slang and SunOS 5.7-5.9 don't support KEY_RESIZE. */
+ case KEY_RESIZE:
+ return ERR;
#endif
}