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-rw-r--r--bin/1sh/libedit/chartype.c341
1 files changed, 0 insertions, 341 deletions
diff --git a/bin/1sh/libedit/chartype.c b/bin/1sh/libedit/chartype.c
deleted file mode 100644
index 9288e6b7..00000000
--- a/bin/1sh/libedit/chartype.c
+++ /dev/null
@@ -1,341 +0,0 @@
-/*	$NetBSD: chartype.c,v 1.31 2017/01/09 02:54:18 christos Exp $	*/
-
-/*-
- * Copyright (c) 2009 The NetBSD Foundation, Inc.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
- * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
- * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- */
-
-/*
- * chartype.c: character classification and meta information
- */
-#include "config.h"
-#if !defined(lint) && !defined(SCCSID)
-__RCSID("$NetBSD: chartype.c,v 1.31 2017/01/09 02:54:18 christos Exp $");
-#endif /* not lint && not SCCSID */
-
-#include <ctype.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include "el.h"
-
-#define CT_BUFSIZ ((size_t)1024)
-
-static int ct_conv_cbuff_resize(ct_buffer_t *, size_t);
-static int ct_conv_wbuff_resize(ct_buffer_t *, size_t);
-
-static int
-ct_conv_cbuff_resize(ct_buffer_t *conv, size_t csize)
-{
-	void *p;
-
-	if (csize <= conv->csize)
-		return 0;
-
-	conv->csize = csize;
-
-	p = el_realloc(conv->cbuff, conv->csize * sizeof(*conv->cbuff));
-	if (p == NULL) {
-		conv->csize = 0;
-		el_free(conv->cbuff);
-		conv->cbuff = NULL;
-		return -1;
-	}
-	conv->cbuff = p;
-	return 0;
-}
-
-static int
-ct_conv_wbuff_resize(ct_buffer_t *conv, size_t wsize)
-{
-	void *p;
-
-	if (wsize <= conv->wsize)
-		return 0;
-
-	conv->wsize = wsize;
-
-	p = el_realloc(conv->wbuff, conv->wsize * sizeof(*conv->wbuff));
-	if (p == NULL) {
-		conv->wsize = 0;
-		el_free(conv->wbuff);
-		conv->wbuff = NULL;
-		return -1;
-	}
-	conv->wbuff = p;
-	return 0;
-}
-
-
-char *
-ct_encode_string(const wchar_t *s, ct_buffer_t *conv)
-{
-	char *dst;
-	ssize_t used;
-
-	if (!s)
-		return NULL;
-
-	dst = conv->cbuff;
-	for (;;) {
-		used = (ssize_t)(dst - conv->cbuff);
-		if ((conv->csize - (size_t)used) < 5) {
-			if (ct_conv_cbuff_resize(conv,
-			    conv->csize + CT_BUFSIZ) == -1)
-				return NULL;
-			dst = conv->cbuff + used;
-		}
-		if (!*s)
-			break;
-		used = ct_encode_char(dst, (size_t)5, *s);
-		if (used == -1) /* failed to encode, need more buffer space */
-			abort();
-		++s;
-		dst += used;
-	}
-	*dst = '\0';
-	return conv->cbuff;
-}
-
-wchar_t *
-ct_decode_string(const char *s, ct_buffer_t *conv)
-{
-	size_t len;
-
-	if (!s)
-		return NULL;
-
-	len = mbstowcs(NULL, s, (size_t)0);
-	if (len == (size_t)-1)
-		return NULL;
-
-	if (conv->wsize < ++len)
-		if (ct_conv_wbuff_resize(conv, len + CT_BUFSIZ) == -1)
-			return NULL;
-
-	mbstowcs(conv->wbuff, s, conv->wsize);
-	return conv->wbuff;
-}
-
-
-libedit_private wchar_t **
-ct_decode_argv(int argc, const char *argv[], ct_buffer_t *conv)
-{
-	size_t bufspace;
-	int i;
-	wchar_t *p;
-	wchar_t **wargv;
-	ssize_t bytes;
-
-	/* Make sure we have enough space in the conversion buffer to store all
-	 * the argv strings. */
-	for (i = 0, bufspace = 0; i < argc; ++i)
-		bufspace += argv[i] ? strlen(argv[i]) + 1 : 0;
-	if (conv->wsize < ++bufspace)
-		if (ct_conv_wbuff_resize(conv, bufspace + CT_BUFSIZ) == -1)
-			return NULL;
-
-	wargv = el_malloc((size_t)(argc + 1) * sizeof(*wargv));
-
-	for (i = 0, p = conv->wbuff; i < argc; ++i) {
-		if (!argv[i]) {   /* don't pass null pointers to mbstowcs */
-			wargv[i] = NULL;
-			continue;
-		} else {
-			wargv[i] = p;
-			bytes = (ssize_t)mbstowcs(p, argv[i], bufspace);
-		}
-		if (bytes == -1) {
-			el_free(wargv);
-			return NULL;
-		} else
-			bytes++;  /* include '\0' in the count */
-		bufspace -= (size_t)bytes;
-		p += bytes;
-	}
-	wargv[i] = NULL;
-
-	return wargv;
-}
-
-
-libedit_private size_t
-ct_enc_width(wchar_t c)
-{
-	/* UTF-8 encoding specific values */
-	if (c < 0x80)
-		return 1;
-	else if (c < 0x0800)
-		return 2;
-	else if (c < 0x10000)
-		return 3;
-	else if (c < 0x110000)
-		return 4;
-	else
-		return 0; /* not a valid codepoint */
-}
-
-libedit_private ssize_t
-ct_encode_char(char *dst, size_t len, wchar_t c)
-{
-	ssize_t l = 0;
-	if (len < ct_enc_width(c))
-		return -1;
-	l = wctomb(dst, c);
-
-	if (l < 0) {
-		wctomb(NULL, L'\0');
-		l = 0;
-	}
-	return l;
-}
-
-libedit_private const wchar_t *
-ct_visual_string(const wchar_t *s, ct_buffer_t *conv)
-{
-	wchar_t *dst;
-	ssize_t used;
-
-	if (!s)
-		return NULL;
-
-	if (ct_conv_wbuff_resize(conv, CT_BUFSIZ) == -1)
-		return NULL;
-
-	used = 0;
-	dst = conv->wbuff;
-	while (*s) {
-		used = ct_visual_char(dst,
-		    conv->wsize - (size_t)(dst - conv->wbuff), *s);
-		if (used != -1) {
-			++s;
-			dst += used;
-			continue;
-		}
-
-		/* failed to encode, need more buffer space */
-		used = dst - conv->wbuff;
-		if (ct_conv_wbuff_resize(conv, conv->wsize + CT_BUFSIZ) == -1)
-			return NULL;
-		dst = conv->wbuff + used;
-	}
-
-	if (dst >= (conv->wbuff + conv->wsize)) { /* sigh */
-		used = dst - conv->wbuff;
-		if (ct_conv_wbuff_resize(conv, conv->wsize + CT_BUFSIZ) == -1)
-			return NULL;
-		dst = conv->wbuff + used;
-	}
-
-	*dst = L'\0';
-	return conv->wbuff;
-}
-
-
-
-libedit_private int
-ct_visual_width(wchar_t c)
-{
-	int t = ct_chr_class(c);
-	switch (t) {
-	case CHTYPE_ASCIICTL:
-		return 2; /* ^@ ^? etc. */
-	case CHTYPE_TAB:
-		return 1; /* Hmm, this really need to be handled outside! */
-	case CHTYPE_NL:
-		return 0; /* Should this be 1 instead? */
-	case CHTYPE_PRINT:
-		return wcwidth(c);
-	case CHTYPE_NONPRINT:
-		if (c > 0xffff) /* prefer standard 4-byte display over 5-byte */
-			return 8; /* \U+12345 */
-		else
-			return 7; /* \U+1234 */
-	default:
-		return 0; /* should not happen */
-	}
-}
-
-
-libedit_private ssize_t
-ct_visual_char(wchar_t *dst, size_t len, wchar_t c)
-{
-	int t = ct_chr_class(c);
-	switch (t) {
-	case CHTYPE_TAB:
-	case CHTYPE_NL:
-	case CHTYPE_ASCIICTL:
-		if (len < 2)
-			return -1;   /* insufficient space */
-		*dst++ = '^';
-		if (c == '\177')
-			*dst = '?'; /* DEL -> ^? */
-		else
-			*dst = c | 0100;    /* uncontrolify it */
-		return 2;
-	case CHTYPE_PRINT:
-		if (len < 1)
-			return -1;  /* insufficient space */
-		*dst = c;
-		return 1;
-	case CHTYPE_NONPRINT:
-		/* we only use single-width glyphs for display,
-		 * so this is right */
-		if ((ssize_t)len < ct_visual_width(c))
-			return -1;   /* insufficient space */
-		*dst++ = '\\';
-		*dst++ = 'U';
-		*dst++ = '+';
-#define tohexdigit(v) "0123456789ABCDEF"[v]
-		if (c > 0xffff) /* prefer standard 4-byte display over 5-byte */
-			*dst++ = tohexdigit(((unsigned int) c >> 16) & 0xf);
-		*dst++ = tohexdigit(((unsigned int) c >> 12) & 0xf);
-		*dst++ = tohexdigit(((unsigned int) c >>  8) & 0xf);
-		*dst++ = tohexdigit(((unsigned int) c >>  4) & 0xf);
-		*dst   = tohexdigit(((unsigned int) c      ) & 0xf);
-		return c > 0xffff ? 8 : 7;
-		/*FALLTHROUGH*/
-	/* these two should be handled outside this function */
-	default:            /* we should never hit the default */
-		return 0;
-	}
-}
-
-
-
-
-libedit_private int
-ct_chr_class(wchar_t c)
-{
-	if (c == '\t')
-		return CHTYPE_TAB;
-	else if (c == '\n')
-		return CHTYPE_NL;
-	else if (c < 0x100 && iswcntrl(c))
-		return CHTYPE_ASCIICTL;
-	else if (iswprint(c))
-		return CHTYPE_PRINT;
-	else
-		return CHTYPE_NONPRINT;
-}
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