2015-03-02 16:45:41 +00:00
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/* $Id: term_ascii.c,v 1.43 2015/02/16 14:11:41 schwarze Exp $ */
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2012-10-18 09:55:16 +00:00
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/*
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* Copyright (c) 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
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2014-11-22 18:08:25 +00:00
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* Copyright (c) 2014 Ingo Schwarze <schwarze@openbsd.org>
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2012-10-18 09:55:16 +00:00
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include "config.h"
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#include <sys/types.h>
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2014-12-02 07:34:06 +00:00
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#include <assert.h>
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#if HAVE_WCHAR
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#include <locale.h>
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2012-10-18 09:55:16 +00:00
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#endif
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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2014-12-02 07:34:06 +00:00
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#if HAVE_WCHAR
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#include <wchar.h>
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2012-10-18 09:55:16 +00:00
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#endif
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#include "mandoc.h"
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2014-11-22 18:08:25 +00:00
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#include "mandoc_aux.h"
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2012-10-18 09:55:16 +00:00
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#include "out.h"
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#include "term.h"
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#include "main.h"
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2014-12-02 07:34:06 +00:00
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static struct termp *ascii_init(enum termenc,
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const struct mchars *, char *);
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2012-10-18 09:55:16 +00:00
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static double ascii_hspan(const struct termp *,
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const struct roffsu *);
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static size_t ascii_width(const struct termp *, int);
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static void ascii_advance(struct termp *, size_t);
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static void ascii_begin(struct termp *);
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static void ascii_end(struct termp *);
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static void ascii_endline(struct termp *);
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static void ascii_letter(struct termp *, int);
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2014-11-22 18:08:25 +00:00
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static void ascii_setwidth(struct termp *, int, size_t);
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2012-10-18 09:55:16 +00:00
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2014-12-02 07:34:06 +00:00
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#if HAVE_WCHAR
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2012-10-18 09:55:16 +00:00
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static void locale_advance(struct termp *, size_t);
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static void locale_endline(struct termp *);
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static void locale_letter(struct termp *, int);
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static size_t locale_width(const struct termp *, int);
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#endif
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2014-11-22 18:08:25 +00:00
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2012-10-18 09:55:16 +00:00
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static struct termp *
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2014-12-02 07:34:06 +00:00
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ascii_init(enum termenc enc, const struct mchars *mchars, char *outopts)
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2012-10-18 09:55:16 +00:00
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{
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2014-12-02 07:34:06 +00:00
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const char *toks[5];
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2012-10-18 09:55:16 +00:00
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char *v;
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struct termp *p;
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2015-03-02 16:45:41 +00:00
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const char *errstr;
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int num;
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2012-10-18 09:55:16 +00:00
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p = mandoc_calloc(1, sizeof(struct termp));
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2014-12-02 07:34:06 +00:00
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p->symtab = mchars;
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2012-10-18 09:55:16 +00:00
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p->tabwidth = 5;
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2014-11-22 18:08:25 +00:00
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p->defrmargin = p->lastrmargin = 78;
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2015-03-02 16:45:41 +00:00
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p->fontq = mandoc_reallocarray(NULL,
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(p->fontsz = 8), sizeof(enum termfont));
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p->fontq[0] = p->fontl = TERMFONT_NONE;
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2012-10-18 09:55:16 +00:00
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p->begin = ascii_begin;
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p->end = ascii_end;
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p->hspan = ascii_hspan;
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p->type = TERMTYPE_CHAR;
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p->enc = TERMENC_ASCII;
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p->advance = ascii_advance;
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p->endline = ascii_endline;
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p->letter = ascii_letter;
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2014-11-22 18:08:25 +00:00
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p->setwidth = ascii_setwidth;
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2012-10-18 09:55:16 +00:00
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p->width = ascii_width;
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2014-12-02 07:34:06 +00:00
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#if HAVE_WCHAR
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2012-10-18 09:55:16 +00:00
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if (TERMENC_ASCII != enc) {
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v = TERMENC_LOCALE == enc ?
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2014-11-22 18:08:25 +00:00
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setlocale(LC_ALL, "") :
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setlocale(LC_CTYPE, "en_US.UTF-8");
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2012-10-18 09:55:16 +00:00
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if (NULL != v && MB_CUR_MAX > 1) {
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p->enc = enc;
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p->advance = locale_advance;
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p->endline = locale_endline;
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p->letter = locale_letter;
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p->width = locale_width;
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}
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}
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#endif
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toks[0] = "indent";
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toks[1] = "width";
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toks[2] = "mdoc";
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2014-12-02 07:34:06 +00:00
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toks[3] = "synopsis";
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toks[4] = NULL;
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2012-10-18 09:55:16 +00:00
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while (outopts && *outopts)
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switch (getsubopt(&outopts, UNCONST(toks), &v)) {
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2014-11-22 18:08:25 +00:00
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case 0:
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2015-03-02 16:45:41 +00:00
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num = strtonum(v, 0, 1000, &errstr);
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if (!errstr)
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p->defindent = num;
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2012-10-18 09:55:16 +00:00
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break;
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2014-11-22 18:08:25 +00:00
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case 1:
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2015-03-02 16:45:41 +00:00
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num = strtonum(v, 0, 1000, &errstr);
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if (!errstr)
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p->defrmargin = num;
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2012-10-18 09:55:16 +00:00
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break;
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2014-11-22 18:08:25 +00:00
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case 2:
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2012-10-18 09:55:16 +00:00
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/*
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* Temporary, undocumented mode
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* to imitate mdoc(7) output style.
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*/
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p->mdocstyle = 1;
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p->defindent = 5;
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break;
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2014-12-02 07:34:06 +00:00
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case 3:
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p->synopsisonly = 1;
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break;
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2012-10-18 09:55:16 +00:00
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default:
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break;
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}
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/* Enforce a lower boundary. */
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if (p->defrmargin < 58)
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p->defrmargin = 58;
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return(p);
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}
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void *
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2014-12-02 07:34:06 +00:00
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ascii_alloc(const struct mchars *mchars, char *outopts)
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2012-10-18 09:55:16 +00:00
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{
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2014-12-02 07:34:06 +00:00
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return(ascii_init(TERMENC_ASCII, mchars, outopts));
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2012-10-18 09:55:16 +00:00
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}
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void *
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2014-12-02 07:34:06 +00:00
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utf8_alloc(const struct mchars *mchars, char *outopts)
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2012-10-18 09:55:16 +00:00
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{
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2014-12-02 07:34:06 +00:00
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return(ascii_init(TERMENC_UTF8, mchars, outopts));
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2012-10-18 09:55:16 +00:00
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}
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void *
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2014-12-02 07:34:06 +00:00
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locale_alloc(const struct mchars *mchars, char *outopts)
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2012-10-18 09:55:16 +00:00
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{
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2014-12-02 07:34:06 +00:00
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return(ascii_init(TERMENC_LOCALE, mchars, outopts));
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2012-10-18 09:55:16 +00:00
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}
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2014-11-22 18:08:25 +00:00
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static void
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ascii_setwidth(struct termp *p, int iop, size_t width)
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{
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p->rmargin = p->defrmargin;
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2014-12-02 07:34:06 +00:00
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if (iop > 0)
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2014-11-22 18:08:25 +00:00
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p->defrmargin += width;
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2014-12-02 07:34:06 +00:00
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else if (iop == 0)
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p->defrmargin = width ? width : p->lastrmargin;
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else if (p->defrmargin > width)
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2014-11-22 18:08:25 +00:00
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p->defrmargin -= width;
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else
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2014-12-02 07:34:06 +00:00
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p->defrmargin = 0;
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2014-11-22 18:08:25 +00:00
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p->lastrmargin = p->rmargin;
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p->rmargin = p->maxrmargin = p->defrmargin;
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}
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2015-03-02 16:45:41 +00:00
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void
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ascii_sepline(void *arg)
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{
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struct termp *p;
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size_t i;
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p = (struct termp *)arg;
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putchar('\n');
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for (i = 0; i < p->defrmargin; i++)
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putchar('-');
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putchar('\n');
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putchar('\n');
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}
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2012-10-18 09:55:16 +00:00
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static size_t
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ascii_width(const struct termp *p, int c)
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{
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return(1);
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}
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void
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ascii_free(void *arg)
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{
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term_free((struct termp *)arg);
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}
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static void
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ascii_letter(struct termp *p, int c)
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{
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2014-11-22 18:08:25 +00:00
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2012-10-18 09:55:16 +00:00
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putchar(c);
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}
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static void
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ascii_begin(struct termp *p)
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{
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(*p->headf)(p, p->argf);
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}
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static void
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ascii_end(struct termp *p)
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{
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(*p->footf)(p, p->argf);
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}
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static void
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ascii_endline(struct termp *p)
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{
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putchar('\n');
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}
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static void
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ascii_advance(struct termp *p, size_t len)
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{
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2014-11-22 18:08:25 +00:00
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size_t i;
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2012-10-18 09:55:16 +00:00
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for (i = 0; i < len; i++)
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putchar(' ');
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}
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static double
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ascii_hspan(const struct termp *p, const struct roffsu *su)
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{
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double r;
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/*
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2014-12-02 07:34:06 +00:00
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* Approximate based on character width.
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* None of these will be actually correct given that an inch on
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* the screen depends on character size, terminal, etc., etc.
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2012-10-18 09:55:16 +00:00
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*/
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switch (su->unit) {
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2014-12-02 07:34:06 +00:00
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case SCALE_BU:
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r = su->scale * 10.0 / 240.0;
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break;
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2014-11-22 18:08:25 +00:00
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case SCALE_CM:
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2014-12-02 07:34:06 +00:00
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r = su->scale * 10.0 / 2.54;
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break;
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case SCALE_FS:
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r = su->scale * 2730.666;
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2012-10-18 09:55:16 +00:00
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break;
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2014-11-22 18:08:25 +00:00
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case SCALE_IN:
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r = su->scale * 10.0;
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2012-10-18 09:55:16 +00:00
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break;
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2014-12-02 07:34:06 +00:00
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case SCALE_MM:
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r = su->scale / 100.0;
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break;
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2014-11-22 18:08:25 +00:00
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case SCALE_PC:
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2014-12-02 07:34:06 +00:00
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r = su->scale * 10.0 / 6.0;
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2012-10-18 09:55:16 +00:00
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break;
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2014-11-22 18:08:25 +00:00
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case SCALE_PT:
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2014-12-02 07:34:06 +00:00
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r = su->scale * 10.0 / 72.0;
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2012-10-18 09:55:16 +00:00
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break;
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2014-11-22 18:08:25 +00:00
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case SCALE_VS:
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r = su->scale * 2.0 - 1.0;
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2012-10-18 09:55:16 +00:00
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break;
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2014-12-02 07:34:06 +00:00
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case SCALE_EN:
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/* FALLTHROUGH */
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case SCALE_EM:
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2012-10-18 09:55:16 +00:00
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r = su->scale;
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break;
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2014-12-02 07:34:06 +00:00
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default:
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abort();
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/* NOTREACHED */
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2012-10-18 09:55:16 +00:00
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}
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return(r);
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}
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2014-12-02 07:34:06 +00:00
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const char *
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ascii_uc2str(int uc)
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{
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static const char nbrsp[2] = { ASCII_NBRSP, '\0' };
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static const char *tab[] = {
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"<NUL>","<SOH>","<STX>","<ETX>","<EOT>","<ENQ>","<ACK>","<BEL>",
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"<BS>", "\t", "<LF>", "<VT>", "<FF>", "<CR>", "<SO>", "<SI>",
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"<DLE>","<DC1>","<DC2>","<DC3>","<DC4>","<NAK>","<SYN>","<ETB>",
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"<CAN>","<EM>", "<SUB>","<ESC>","<FS>", "<GS>", "<RS>", "<US>",
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" ", "!", "\"", "#", "$", "%", "&", "'",
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"(", ")", "*", "+", ",", "-", ".", "/",
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"0", "1", "2", "3", "4", "5", "6", "7",
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"8", "9", ":", ";", "<", "=", ">", "?",
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"@", "A", "B", "C", "D", "E", "F", "G",
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"H", "I", "J", "K", "L", "M", "N", "O",
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"P", "Q", "R", "S", "T", "U", "V", "W",
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"X", "Y", "Z", "[", "\\", "]", "^", "_",
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"`", "a", "b", "c", "d", "e", "f", "g",
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"h", "i", "j", "k", "l", "m", "n", "o",
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"p", "q", "r", "s", "t", "u", "v", "w",
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|
"x", "y", "z", "{", "|", "}", "~", "<DEL>",
|
|
|
|
"<80>", "<81>", "<82>", "<83>", "<84>", "<85>", "<86>", "<87>",
|
|
|
|
"<88>", "<89>", "<8A>", "<8B>", "<8C>", "<8D>", "<8E>", "<8F>",
|
|
|
|
"<90>", "<91>", "<92>", "<93>", "<94>", "<95>", "<96>", "<97>",
|
|
|
|
"<99>", "<99>", "<9A>", "<9B>", "<9C>", "<9D>", "<9E>", "<9F>",
|
|
|
|
nbrsp, "!", "/\bc", "GBP", "o\bx", "=\bY", "|", "<sec>",
|
|
|
|
"\"", "(C)", "_\ba", "<<", "~", "", "(R)", "-",
|
|
|
|
"<deg>","+-", "2", "3", "'", ",\bu", "<par>",".",
|
|
|
|
",", "1", "_\bo", ">>", "1/4", "1/2", "3/4", "?",
|
|
|
|
"`\bA", "'\bA", "^\bA", "~\bA", "\"\bA","o\bA", "AE", ",\bC",
|
|
|
|
"`\bE", "'\bE", "^\bE", "\"\bE","`\bI", "'\bI", "^\bI", "\"\bI",
|
|
|
|
"-\bD", "~\bN", "`\bO", "'\bO", "^\bO", "~\bO", "\"\bO","x",
|
|
|
|
"/\bO", "`\bU", "'\bU", "^\bU", "\"\bU","'\bY", "Th", "ss",
|
|
|
|
"`\ba", "'\ba", "^\ba", "~\ba", "\"\ba","o\ba", "ae", ",\bc",
|
|
|
|
"`\be", "'\be", "^\be", "\"\be","`\bi", "'\bi", "^\bi", "\"\bi",
|
|
|
|
"d", "~\bn", "`\bo", "'\bo", "^\bo", "~\bo", "\"\bo","-:-",
|
|
|
|
"/\bo", "`\bu", "'\bu", "^\bu", "\"\bu","'\by", "th", "\"\by",
|
|
|
|
"A", "a", "A", "a", "A", "a", "'\bC", "'\bc",
|
|
|
|
"^\bC", "^\bc", "C", "c", "C", "c", "D", "d",
|
|
|
|
"/\bD", "/\bd", "E", "e", "E", "e", "E", "e",
|
|
|
|
"E", "e", "E", "e", "^\bG", "^\bg", "G", "g",
|
|
|
|
"G", "g", ",\bG", ",\bg", "^\bH", "^\bh", "/\bH", "/\bh",
|
|
|
|
"~\bI", "~\bi", "I", "i", "I", "i", "I", "i",
|
|
|
|
"I", "i", "IJ", "ij", "^\bJ", "^\bj", ",\bK", ",\bk",
|
|
|
|
"q", "'\bL", "'\bl", ",\bL", ",\bl", "L", "l", "L",
|
|
|
|
"l", "/\bL", "/\bl", "'\bN", "'\bn", ",\bN", ",\bn", "N",
|
|
|
|
"n", "'n", "Ng", "ng", "O", "o", "O", "o",
|
|
|
|
"O", "o", "OE", "oe", "'\bR", "'\br", ",\bR", ",\br",
|
|
|
|
"R", "r", "'\bS", "'\bs", "^\bS", "^\bs", ",\bS", ",\bs",
|
|
|
|
"S", "s", ",\bT", ",\bt", "T", "t", "/\bT", "/\bt",
|
|
|
|
"~\bU", "~\bu", "U", "u", "U", "u", "U", "u",
|
|
|
|
"U", "u", "U", "u", "^\bW", "^\bw", "^\bY", "^\by",
|
|
|
|
"\"\bY","'\bZ", "'\bz", "Z", "z", "Z", "z", "s",
|
|
|
|
"b", "B", "B", "b", "6", "6", "O", "C",
|
|
|
|
"c", "D", "D", "D", "d", "d", "3", "@",
|
|
|
|
"E", "F", ",\bf", "G", "G", "hv", "I", "/\bI",
|
|
|
|
"K", "k", "/\bl", "l", "W", "N", "n", "~\bO",
|
|
|
|
"O", "o", "OI", "oi", "P", "p", "YR", "2",
|
|
|
|
"2", "SH", "sh", "t", "T", "t", "T", "U",
|
|
|
|
"u", "Y", "V", "Y", "y", "/\bZ", "/\bz", "ZH",
|
|
|
|
"ZH", "zh", "zh", "/\b2", "5", "5", "ts", "w",
|
|
|
|
"|", "||", "|=", "!", "DZ", "Dz", "dz", "LJ",
|
|
|
|
"Lj", "lj", "NJ", "Nj", "nj", "A", "a", "I",
|
|
|
|
"i", "O", "o", "U", "u", "U", "u", "U",
|
|
|
|
"u", "U", "u", "U", "u", "@", "A", "a",
|
|
|
|
"A", "a", "AE", "ae", "/\bG", "/\bg", "G", "g",
|
|
|
|
"K", "k", "O", "o", "O", "o", "ZH", "zh",
|
|
|
|
"j", "DZ", "Dz", "dz", "'\bG", "'\bg", "HV", "W",
|
|
|
|
"`\bN", "`\bn", "A", "a", "'\bAE","'\bae","O", "o"};
|
|
|
|
|
|
|
|
assert(uc >= 0);
|
|
|
|
if ((size_t)uc < sizeof(tab)/sizeof(tab[0]))
|
|
|
|
return(tab[uc]);
|
|
|
|
return(mchars_uc2str(uc));
|
|
|
|
}
|
|
|
|
|
|
|
|
#if HAVE_WCHAR
|
2012-10-18 09:55:16 +00:00
|
|
|
static size_t
|
|
|
|
locale_width(const struct termp *p, int c)
|
|
|
|
{
|
|
|
|
int rc;
|
|
|
|
|
2014-11-22 18:08:25 +00:00
|
|
|
if (c == ASCII_NBRSP)
|
|
|
|
c = ' ';
|
|
|
|
rc = wcwidth(c);
|
|
|
|
if (rc < 0)
|
|
|
|
rc = 0;
|
|
|
|
return(rc);
|
2012-10-18 09:55:16 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
locale_advance(struct termp *p, size_t len)
|
|
|
|
{
|
2014-11-22 18:08:25 +00:00
|
|
|
size_t i;
|
2012-10-18 09:55:16 +00:00
|
|
|
|
|
|
|
for (i = 0; i < len; i++)
|
|
|
|
putwchar(L' ');
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
locale_endline(struct termp *p)
|
|
|
|
{
|
|
|
|
|
|
|
|
putwchar(L'\n');
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
locale_letter(struct termp *p, int c)
|
|
|
|
{
|
2014-11-22 18:08:25 +00:00
|
|
|
|
2012-10-18 09:55:16 +00:00
|
|
|
putwchar(c);
|
|
|
|
}
|
|
|
|
#endif
|