1 files changed, 0 insertions, 252 deletions
diff --git a/xterm-keys.c b/xterm-keys.c
deleted file mode 100644
index b10c10db..00000000
--- a/xterm-keys.c
+++ /dev/null
@@ -1,252 +0,0 @@
-/* $OpenBSD$ */
-
-/*
- * Copyright (c) 2009 Nicholas Marriott <nicholas.marriott@gmail.com>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
- * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
- * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#include <sys/types.h>
-
-#include <string.h>
-
-#include "tmux.h"
-
-/*
- * xterm-style function keys append one of the following values before the last
- * character:
- *
- * 2 Shift
- * 3 Alt
- * 4 Shift + Alt
- * 5 Ctrl
- * 6 Shift + Ctrl
- * 7 Alt + Ctrl
- * 8 Shift + Alt + Ctrl
- *
- * Rather than parsing them, just match against a table.
- *
- * There are three forms for F1-F4 (\\033O_P and \\033O1;_P and \\033[1;_P).
- * We accept any but always output the latter (it comes first in the table).
- */
-
-static int	xterm_keys_match(const char *, const char *, size_t, size_t *,
-		    key_code *);
-static int	xterm_keys_modifiers(const char *, size_t, size_t *,
-		    key_code *);
-
-struct xterm_keys_entry {
-	key_code	 key;
-	const char	*template;
-};
-
-static const struct xterm_keys_entry xterm_keys_table[] = {
-	{ KEYC_F1,	"\033[1;_P" },
-	{ KEYC_F1,	"\033O1;_P" },
-	{ KEYC_F1,	"\033O_P" },
-	{ KEYC_F2,	"\033[1;_Q" },
-	{ KEYC_F2,	"\033O1;_Q" },
-	{ KEYC_F2,	"\033O_Q" },
-	{ KEYC_F3,	"\033[1;_R" },
-	{ KEYC_F3,	"\033O1;_R" },
-	{ KEYC_F3,	"\033O_R" },
-	{ KEYC_F4,	"\033[1;_S" },
-	{ KEYC_F4,	"\033O1;_S" },
-	{ KEYC_F4,	"\033O_S" },
-	{ KEYC_F5,	"\033[15;_~" },
-	{ KEYC_F6,	"\033[17;_~" },
-	{ KEYC_F7,	"\033[18;_~" },
-	{ KEYC_F8,	"\033[19;_~" },
-	{ KEYC_F9,	"\033[20;_~" },
-	{ KEYC_F10,	"\033[21;_~" },
-	{ KEYC_F11,	"\033[23;_~" },
-	{ KEYC_F12,	"\033[24;_~" },
-	{ KEYC_UP,	"\033[1;_A" },
-	{ KEYC_DOWN,	"\033[1;_B" },
-	{ KEYC_RIGHT,	"\033[1;_C" },
-	{ KEYC_LEFT,	"\033[1;_D" },
-	{ KEYC_HOME,	"\033[1;_H" },
-	{ KEYC_END,	"\033[1;_F" },
-	{ KEYC_PPAGE,	"\033[5;_~" },
-	{ KEYC_NPAGE,	"\033[6;_~" },
-	{ KEYC_IC,	"\033[2;_~" },
-	{ KEYC_DC,	"\033[3;_~" },
-
-	{ '!',          "\033[27;_;33~" },
-	{ '#',		"\033[27;_;35~" },
-	{ '(',		"\033[27;_;40~" },
-	{ ')',		"\033[27;_;41~" },
-	{ '+',		"\033[27;_;43~" },
-	{ ',',		"\033[27;_;44~" },
-	{ '-',		"\033[27;_;45~" },
-	{ '.',		"\033[27;_;46~" },
-	{ '0',		"\033[27;_;48~" },
-	{ '1',		"\033[27;_;49~" },
-	{ '2',		"\033[27;_;50~" },
-	{ '3',		"\033[27;_;51~" },
-	{ '4',		"\033[27;_;52~" },
-	{ '5',		"\033[27;_;53~" },
-	{ '6',		"\033[27;_;54~" },
-	{ '7',		"\033[27;_;55~" },
-	{ '8',		"\033[27;_;56~" },
-	{ '9',		"\033[27;_;57~" },
-	{ ':',		"\033[27;_;58~" },
-	{ ';',		"\033[27;_;59~" },
-	{ '<',		"\033[27;_;60~" },
-	{ '=',		"\033[27;_;61~" },
-	{ '>',		"\033[27;_;62~" },
-	{ '?',		"\033[27;_;63~" },
-	{ '\'',		"\033[27;_;39~" },
-	{ '\r',		"\033[27;_;13~" },
-	{ '\t',		"\033[27;_;9~" },
-};
-
-/*
- * Match key against buffer, treating _ as a wildcard. Return -1 for no match,
- * 0 for match, 1 if the end of the buffer is reached (need more data).
- */
-static int
-xterm_keys_match(const char *template, const char *buf, size_t len,
-    size_t *size, key_code *modifiers)
-{
-	size_t	pos;
-	int	retval;
-
-	*modifiers = 0;
-
-	if (len == 0)
-		return (0);
-
-	pos = 0;
-	do {
-		if (*template == '_') {
-			retval = xterm_keys_modifiers(buf, len, &pos,
-			    modifiers);
-			if (retval != 0)
-				return (retval);
-			continue;
-		}
-		if (buf[pos] != *template)
-			return (-1);
-		pos++;
-	} while (*++template != '\0' && pos != len);
-
-	if (*template != '\0')	/* partial */
-		return (1);
-
-	*size = pos;
-	return (0);
-}
-
-/* Find modifiers from buffer. */
-static int
-xterm_keys_modifiers(const char *buf, size_t len, size_t *pos,
-    key_code *modifiers)
-{
-	u_int	flags;
-
-	if (len - *pos < 2)
-		return (1);
-
-	if (buf[*pos] < '0' || buf[*pos] > '9')
-		return (-1);
-	flags = buf[(*pos)++] - '0';
-	if (buf[*pos] >= '0' && buf[*pos] <= '9')
-		flags = (flags * 10) + (buf[(*pos)++] - '0');
-	flags -= 1;
-
-	*modifiers = 0;
-	if (flags & 1)
-		*modifiers |= KEYC_SHIFT;
-	if (flags & 2)
-		*modifiers |= KEYC_ESCAPE;
-	if (flags & 4)
-		*modifiers |= KEYC_CTRL;
-	if (flags & 8)
-		*modifiers |= KEYC_ESCAPE;
-	return (0);
-}
-
-/*
- * Lookup key from a buffer against the table. Returns 0 for found (and the
- * key), -1 for not found, 1 for partial match.
- */
-int
-xterm_keys_find(const char *buf, size_t len, size_t *size, key_code *key)
-{
-	const struct xterm_keys_entry	*entry;
-	u_int				 i;
-	int				 matched;
-	key_code			 modifiers;
-
-	for (i = 0; i < nitems(xterm_keys_table); i++) {
-		entry = &xterm_keys_table[i];
-
-		matched = xterm_keys_match(entry->template, buf, len, size,
-		    &modifiers);
-		if (matched == -1)
-			continue;
-		if (matched == 0)
-			*key = (entry->key|modifiers|KEYC_XTERM);
-		return (matched);
-	}
-	return (-1);
-}
-
-/* Lookup a key number from the table. */
-char *
-xterm_keys_lookup(key_code key)
-{
-	const struct xterm_keys_entry	*entry;
-	u_int				 i;
-	key_code			 modifiers;
-	char				*out;
-
-	modifiers = 1;
-	if (key & KEYC_SHIFT)
-		modifiers += 1;
-	if (key & KEYC_ESCAPE)
-		modifiers += 2;
-	if (key & KEYC_CTRL)
-		modifiers += 4;
-
-	/*
-	 * If the key has no modifiers, return NULL and let it fall through to
-	 * the normal lookup.
-	 */
-	if (modifiers == 1)
-		return (NULL);
-
-	/*
-	 * If this has the escape modifier, but was not originally an xterm
-	 * key, it may be a genuine escape + key. So don't pass it through as
-	 * an xterm key or programs like vi may be confused.
-	 */
-	if ((key & (KEYC_ESCAPE|KEYC_XTERM)) == KEYC_ESCAPE)
-		return (NULL);
-
-	/* Otherwise, find the key in the table. */
-	key &= KEYC_MASK_KEY;
-	for (i = 0; i < nitems(xterm_keys_table); i++) {
-		entry = &xterm_keys_table[i];
-		if (key == entry->key)
-			break;
-	}
-	if (i == nitems(xterm_keys_table))
-		return (NULL);
-
-	/* Copy the template and replace the modifier. */
-	out = xstrdup(entry->template);
-	out[strcspn(out, "_")] = '0' + modifiers;
-	return (out);
-}