version 1.40, 2014/11/20 13:56:20 |
version 1.56, 2017/05/08 15:34:54 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2014 Ingo Schwarze <schwarze@openbsd.org> |
* Copyright (c) 2014, 2015, 2017 Ingo Schwarze <schwarze@openbsd.org> |
* |
* |
* Permission to use, copy, modify, and distribute this software for any |
* Permission to use, copy, modify, and distribute this software for any |
* purpose with or without fee is hereby granted, provided that the above |
* purpose with or without fee is hereby granted, provided that the above |
* copyright notice and this permission notice appear in all copies. |
* copyright notice and this permission notice appear in all copies. |
* |
* |
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES |
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR |
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
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#include "mandoc_aux.h" |
#include "mandoc_aux.h" |
#include "out.h" |
#include "out.h" |
#include "term.h" |
#include "term.h" |
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#include "manconf.h" |
#include "main.h" |
#include "main.h" |
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static struct termp *ascii_init(enum termenc, |
static struct termp *ascii_init(enum termenc, const struct manoutput *); |
const struct mchars *, char *); |
static int ascii_hspan(const struct termp *, |
static double ascii_hspan(const struct termp *, |
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const struct roffsu *); |
const struct roffsu *); |
static size_t ascii_width(const struct termp *, int); |
static size_t ascii_width(const struct termp *, int); |
static void ascii_advance(struct termp *, size_t); |
static void ascii_advance(struct termp *, size_t); |
Line 47 static void ascii_begin(struct termp *); |
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Line 47 static void ascii_begin(struct termp *); |
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static void ascii_end(struct termp *); |
static void ascii_end(struct termp *); |
static void ascii_endline(struct termp *); |
static void ascii_endline(struct termp *); |
static void ascii_letter(struct termp *, int); |
static void ascii_letter(struct termp *, int); |
static void ascii_setwidth(struct termp *, int, size_t); |
static void ascii_setwidth(struct termp *, int, int); |
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#if HAVE_WCHAR |
#if HAVE_WCHAR |
static void locale_advance(struct termp *, size_t); |
static void locale_advance(struct termp *, size_t); |
Line 58 static size_t locale_width(const struct termp *, in |
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Line 58 static size_t locale_width(const struct termp *, in |
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static struct termp * |
static struct termp * |
ascii_init(enum termenc enc, const struct mchars *mchars, char *outopts) |
ascii_init(enum termenc enc, const struct manoutput *outopts) |
{ |
{ |
const char *toks[5]; |
#if HAVE_WCHAR |
char *v; |
char *v; |
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#endif |
struct termp *p; |
struct termp *p; |
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p = mandoc_calloc(1, sizeof(struct termp)); |
p = mandoc_calloc(1, sizeof(struct termp)); |
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p->symtab = mchars; |
p->line = 1; |
p->tabwidth = 5; |
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p->defrmargin = p->lastrmargin = 78; |
p->defrmargin = p->lastrmargin = 78; |
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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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p->begin = ascii_begin; |
p->begin = ascii_begin; |
p->end = ascii_end; |
p->end = ascii_end; |
Line 84 ascii_init(enum termenc enc, const struct mchars *mcha |
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Line 87 ascii_init(enum termenc enc, const struct mchars *mcha |
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#if HAVE_WCHAR |
#if HAVE_WCHAR |
if (TERMENC_ASCII != enc) { |
if (TERMENC_ASCII != enc) { |
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/* |
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* Do not change any of this to LC_ALL. It might break |
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* the formatting by subtly changing the behaviour of |
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* various functions, for example strftime(3). As a |
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* worst case, it might even cause buffer overflows. |
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*/ |
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v = TERMENC_LOCALE == enc ? |
v = TERMENC_LOCALE == enc ? |
setlocale(LC_ALL, "") : |
setlocale(LC_CTYPE, "") : |
setlocale(LC_CTYPE, "en_US.UTF-8"); |
setlocale(LC_CTYPE, UTF8_LOCALE); |
if (NULL != v && MB_CUR_MAX > 1) { |
if (NULL != v && MB_CUR_MAX > 1) { |
p->enc = enc; |
p->enc = enc; |
p->advance = locale_advance; |
p->advance = locale_advance; |
Line 97 ascii_init(enum termenc enc, const struct mchars *mcha |
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Line 108 ascii_init(enum termenc enc, const struct mchars *mcha |
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} |
} |
#endif |
#endif |
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toks[0] = "indent"; |
if (outopts->mdoc) { |
toks[1] = "width"; |
p->mdocstyle = 1; |
toks[2] = "mdoc"; |
p->defindent = 5; |
toks[3] = "synopsis"; |
} |
toks[4] = NULL; |
if (outopts->indent) |
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p->defindent = outopts->indent; |
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if (outopts->width) |
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p->defrmargin = outopts->width; |
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if (outopts->synopsisonly) |
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p->synopsisonly = 1; |
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while (outopts && *outopts) |
return p; |
switch (getsubopt(&outopts, UNCONST(toks), &v)) { |
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case 0: |
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p->defindent = (size_t)atoi(v); |
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break; |
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case 1: |
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p->defrmargin = (size_t)atoi(v); |
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break; |
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case 2: |
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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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case 3: |
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p->synopsisonly = 1; |
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break; |
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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 * |
void * |
ascii_alloc(const struct mchars *mchars, char *outopts) |
ascii_alloc(const struct manoutput *outopts) |
{ |
{ |
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return(ascii_init(TERMENC_ASCII, mchars, outopts)); |
return ascii_init(TERMENC_ASCII, outopts); |
} |
} |
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void * |
void * |
utf8_alloc(const struct mchars *mchars, char *outopts) |
utf8_alloc(const struct manoutput *outopts) |
{ |
{ |
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return(ascii_init(TERMENC_UTF8, mchars, outopts)); |
return ascii_init(TERMENC_UTF8, outopts); |
} |
} |
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void * |
void * |
locale_alloc(const struct mchars *mchars, char *outopts) |
locale_alloc(const struct manoutput *outopts) |
{ |
{ |
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return(ascii_init(TERMENC_LOCALE, mchars, outopts)); |
return ascii_init(TERMENC_LOCALE, outopts); |
} |
} |
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static void |
static void |
ascii_setwidth(struct termp *p, int iop, size_t width) |
ascii_setwidth(struct termp *p, int iop, int width) |
{ |
{ |
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width /= 24; |
p->rmargin = p->defrmargin; |
p->rmargin = p->defrmargin; |
if (iop > 0) |
if (iop > 0) |
p->defrmargin += width; |
p->defrmargin += width; |
else if (iop == 0) |
else if (iop == 0) |
p->defrmargin = width ? width : p->lastrmargin; |
p->defrmargin = width ? (size_t)width : p->lastrmargin; |
else if (p->defrmargin > width) |
else if (p->defrmargin > (size_t)width) |
p->defrmargin -= width; |
p->defrmargin -= width; |
else |
else |
p->defrmargin = 0; |
p->defrmargin = 0; |
Line 171 ascii_setwidth(struct termp *p, int iop, size_t width) |
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Line 161 ascii_setwidth(struct termp *p, int iop, size_t width) |
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p->rmargin = p->maxrmargin = p->defrmargin; |
p->rmargin = p->maxrmargin = p->defrmargin; |
} |
} |
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void |
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terminal_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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(*p->endline)(p); |
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for (i = 0; i < p->defrmargin; i++) |
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(*p->letter)(p, '-'); |
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(*p->endline)(p); |
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(*p->endline)(p); |
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} |
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static size_t |
static size_t |
ascii_width(const struct termp *p, int c) |
ascii_width(const struct termp *p, int c) |
{ |
{ |
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return(1); |
return 1; |
} |
} |
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void |
void |
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ascii_endline(struct termp *p) |
ascii_endline(struct termp *p) |
{ |
{ |
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p->line++; |
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p->offset -= p->ti; |
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p->ti = 0; |
putchar('\n'); |
putchar('\n'); |
} |
} |
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Line 222 ascii_advance(struct termp *p, size_t len) |
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Line 229 ascii_advance(struct termp *p, size_t len) |
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putchar(' '); |
putchar(' '); |
} |
} |
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static double |
static int |
ascii_hspan(const struct termp *p, const struct roffsu *su) |
ascii_hspan(const struct termp *p, const struct roffsu *su) |
{ |
{ |
double r; |
double r; |
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/* |
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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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*/ |
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switch (su->unit) { |
switch (su->unit) { |
case SCALE_BU: |
case SCALE_BU: |
r = su->scale * 10.0 / 240.0; |
r = su->scale; |
break; |
break; |
case SCALE_CM: |
case SCALE_CM: |
r = su->scale * 10.0 / 2.54; |
r = su->scale * 240.0 / 2.54; |
break; |
break; |
case SCALE_FS: |
case SCALE_FS: |
r = su->scale * 2730.666; |
r = su->scale * 65536.0; |
break; |
break; |
case SCALE_IN: |
case SCALE_IN: |
r = su->scale * 10.0; |
r = su->scale * 240.0; |
break; |
break; |
case SCALE_MM: |
case SCALE_MM: |
r = su->scale / 100.0; |
r = su->scale * 0.24; |
break; |
break; |
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case SCALE_VS: |
case SCALE_PC: |
case SCALE_PC: |
r = su->scale * 10.0 / 6.0; |
r = su->scale * 40.0; |
break; |
break; |
case SCALE_PT: |
case SCALE_PT: |
r = su->scale * 10.0 / 72.0; |
r = su->scale * 10.0 / 3.0; |
break; |
break; |
case SCALE_VS: |
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r = su->scale * 2.0 - 1.0; |
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break; |
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case SCALE_EN: |
case SCALE_EN: |
/* FALLTHROUGH */ |
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case SCALE_EM: |
case SCALE_EM: |
r = su->scale; |
r = su->scale * 24.0; |
break; |
break; |
default: |
default: |
abort(); |
abort(); |
/* NOTREACHED */ |
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} |
} |
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return r > 0.0 ? r + 0.01 : r - 0.01; |
return(r); |
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} |
} |
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const char * |
const char * |
Line 342 ascii_uc2str(int uc) |
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Line 339 ascii_uc2str(int uc) |
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assert(uc >= 0); |
assert(uc >= 0); |
if ((size_t)uc < sizeof(tab)/sizeof(tab[0])) |
if ((size_t)uc < sizeof(tab)/sizeof(tab[0])) |
return(tab[uc]); |
return tab[uc]; |
return(mchars_uc2str(uc)); |
return mchars_uc2str(uc); |
} |
} |
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#if HAVE_WCHAR |
#if HAVE_WCHAR |
Line 357 locale_width(const struct termp *p, int c) |
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Line 354 locale_width(const struct termp *p, int c) |
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rc = wcwidth(c); |
rc = wcwidth(c); |
if (rc < 0) |
if (rc < 0) |
rc = 0; |
rc = 0; |
return(rc); |
return rc; |
} |
} |
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static void |
static void |
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locale_endline(struct termp *p) |
locale_endline(struct termp *p) |
{ |
{ |
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p->line++; |
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p->offset -= p->ti; |
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p->ti = 0; |
putwchar(L'\n'); |
putwchar(L'\n'); |
} |
} |
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