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author | June McEnroe <june@causal.agency> | 2019-06-28 22:28:32 -0400 |
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committer | June McEnroe <june@causal.agency> | 2019-06-28 22:28:32 -0400 |
commit | 2a0976b40a2b3888f9ba9f2d047f81b98837dc58 (patch) | |
tree | 0bdcc7964063ffbb9945b5538c4e1c42b91b2b64 /bin/catsh/libedit/literal.c | |
parent | Set HISTSIZE in catsh (diff) | |
download | src-2a0976b40a2b3888f9ba9f2d047f81b98837dc58.tar.gz src-2a0976b40a2b3888f9ba9f2d047f81b98837dc58.zip |
Rename catsh to 1sh
Yes it's another rename because I felt like catsh was too long. 1sh is short and unique.
Diffstat (limited to 'bin/catsh/libedit/literal.c')
-rw-r--r-- | bin/catsh/libedit/literal.c | 136 |
1 files changed, 0 insertions, 136 deletions
diff --git a/bin/catsh/libedit/literal.c b/bin/catsh/libedit/literal.c deleted file mode 100644 index 816dc3ce..00000000 --- a/bin/catsh/libedit/literal.c +++ /dev/null @@ -1,136 +0,0 @@ -/* $NetBSD: literal.c,v 1.3.4.2 2017/07/23 14:41:26 snj Exp $ */ - -/*- - * Copyright (c) 2017 The NetBSD Foundation, Inc. - * All rights reserved. - * - * This code is derived from software contributed to The NetBSD Foundation - * by Christos Zoulas. - * - * 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 REGENTS 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 REGENTS 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. - */ - -#include "config.h" -#if !defined(lint) && !defined(SCCSID) -__RCSID("$NetBSD: literal.c,v 1.3.4.2 2017/07/23 14:41:26 snj Exp $"); -#endif /* not lint && not SCCSID */ - -/* - * literal.c: Literal sequences handling. - */ -#include <assert.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include "el.h" - -libedit_private void -literal_init(EditLine *el) -{ - el_literal_t *l = &el->el_literal; - - memset(l, 0, sizeof(*l)); -} - -libedit_private void -literal_end(EditLine *el) -{ - literal_clear(el); -} - -libedit_private void -literal_clear(EditLine *el) -{ - el_literal_t *l = &el->el_literal; - size_t i; - - if (l->l_len == 0) - return; - - for (i = 0; i < l->l_idx; i++) - el_free(l->l_buf[i]); - el_free(l->l_buf); - l->l_buf = NULL; - l->l_len = 0; - l->l_idx = 0; -} - -libedit_private wint_t -literal_add(EditLine *el, const wchar_t *buf, const wchar_t *end, int *wp) -{ - el_literal_t *l = &el->el_literal; - size_t i, len; - ssize_t w, n; - char *b; - - w = wcwidth(end[1]); /* column width of the visible char */ - *wp = (int)w; - - if (w <= 0) /* we require something to be printed */ - return 0; - - len = (size_t)(end - buf); - for (w = 0, i = 0; i < len; i++) - w += ct_enc_width(buf[i]); - w += ct_enc_width(end[1]); - - b = el_malloc((size_t)(w + 1)); - if (b == NULL) - return 0; - - for (n = 0, i = 0; i < len; i++) - n += ct_encode_char(b + n, w - n, buf[i]); - n += ct_encode_char(b + n, w - n, end[1]); - b[n] = '\0'; - - /* - * Then save this literal string in the list of such strings, - * and return a "magic character" to put into the terminal buffer. - * When that magic char is 'printed' the saved string (which includes - * the char that belongs in that position) gets sent instead. - */ - if (l->l_idx == l->l_len) { - char **bp; - - l->l_len += 4; - bp = el_realloc(l->l_buf, sizeof(*l->l_buf) * l->l_len); - if (bp == NULL) { - free(b); - l->l_len -= 4; - return 0; - } - l->l_buf = bp; - } - l->l_buf[l->l_idx++] = b; - return EL_LITERAL | (wint_t)(l->l_idx - 1); -} - -libedit_private const char * -literal_get(EditLine *el, wint_t idx) -{ - el_literal_t *l = &el->el_literal; - - assert(idx & EL_LITERAL); - idx &= ~EL_LITERAL; - assert(l->l_idx > (size_t)idx); - return l->l_buf[idx]; -} |