version 1.44, 2015/03/27 21:33:20 |
version 1.60, 2018/04/13 18:31:00 |
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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, 2015 Ingo Schwarze <schwarze@openbsd.org> |
* Copyright (c) 2014, 2015, 2017, 2018 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 |
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#include <assert.h> |
#include <assert.h> |
#if HAVE_WCHAR |
#if HAVE_WCHAR |
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#include <langinfo.h> |
#include <locale.h> |
#include <locale.h> |
#endif |
#endif |
#include <stdint.h> |
#include <stdint.h> |
#include <stdio.h> |
#include <stdio.h> |
#include <stdlib.h> |
#include <stdlib.h> |
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#include <string.h> |
#include <unistd.h> |
#include <unistd.h> |
#if HAVE_WCHAR |
#if HAVE_WCHAR |
#include <wchar.h> |
#include <wchar.h> |
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#include "manconf.h" |
#include "manconf.h" |
#include "main.h" |
#include "main.h" |
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static struct termp *ascii_init(enum termenc, const struct mchars *, |
static struct termp *ascii_init(enum termenc, const struct manoutput *); |
const struct manoutput *); |
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 48 static void ascii_begin(struct termp *); |
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Line 49 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 59 static size_t locale_width(const struct termp *, in |
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Line 60 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, |
ascii_init(enum termenc enc, const struct manoutput *outopts) |
const struct manoutput *outopts) |
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{ |
{ |
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#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(*p)); |
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p->tcol = p->tcols = mandoc_calloc(1, sizeof(*p->tcol)); |
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p->maxtcol = 1; |
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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; |
p->fontq = mandoc_reallocarray(NULL, |
p->fontq = mandoc_reallocarray(NULL, |
(p->fontsz = 8), sizeof(enum termfont)); |
(p->fontsz = 8), sizeof(*p->fontq)); |
p->fontq[0] = p->fontl = TERMFONT_NONE; |
p->fontq[0] = p->fontl = TERMFONT_NONE; |
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p->begin = ascii_begin; |
p->begin = ascii_begin; |
Line 88 ascii_init(enum termenc enc, const struct mchars *mcha |
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Line 91 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) { |
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/* |
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* We only support UTF-8, |
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* so revert to ASCII for anything else. |
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*/ |
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if (v != NULL && |
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strcmp(nl_langinfo(CODESET), "UTF-8") != 0) |
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v = setlocale(LC_CTYPE, "C"); |
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if (v != NULL && MB_CUR_MAX > 1) { |
p->enc = enc; |
p->enc = enc; |
p->advance = locale_advance; |
p->advance = locale_advance; |
p->endline = locale_endline; |
p->endline = locale_endline; |
Line 112 ascii_init(enum termenc enc, const struct mchars *mcha |
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Line 133 ascii_init(enum termenc enc, const struct mchars *mcha |
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if (outopts->synopsisonly) |
if (outopts->synopsisonly) |
p->synopsisonly = 1; |
p->synopsisonly = 1; |
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return(p); |
return p; |
} |
} |
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void * |
void * |
ascii_alloc(const struct mchars *mchars, const struct manoutput *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, const struct manoutput *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, const struct manoutput *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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p->rmargin = p->defrmargin; |
width /= 24; |
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p->tcol->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; |
p->lastrmargin = p->rmargin; |
p->lastrmargin = p->tcol->rmargin; |
p->rmargin = p->maxrmargin = p->defrmargin; |
p->tcol->rmargin = p->maxrmargin = p->defrmargin; |
} |
} |
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void |
void |
ascii_sepline(void *arg) |
terminal_sepline(void *arg) |
{ |
{ |
struct termp *p; |
struct termp *p; |
size_t i; |
size_t i; |
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p = (struct termp *)arg; |
p = (struct termp *)arg; |
putchar('\n'); |
(*p->endline)(p); |
for (i = 0; i < p->defrmargin; i++) |
for (i = 0; i < p->defrmargin; i++) |
putchar('-'); |
(*p->letter)(p, '-'); |
putchar('\n'); |
(*p->endline)(p); |
putchar('\n'); |
(*p->endline)(p); |
} |
} |
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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->tcol->offset -= p->ti; |
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p->ti = 0; |
putchar('\n'); |
putchar('\n'); |
} |
} |
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Line 218 ascii_advance(struct termp *p, size_t len) |
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Line 243 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 290 ascii_uc2str(int uc) |
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Line 305 ascii_uc2str(int uc) |
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"<80>", "<81>", "<82>", "<83>", "<84>", "<85>", "<86>", "<87>", |
"<80>", "<81>", "<82>", "<83>", "<84>", "<85>", "<86>", "<87>", |
"<88>", "<89>", "<8A>", "<8B>", "<8C>", "<8D>", "<8E>", "<8F>", |
"<88>", "<89>", "<8A>", "<8B>", "<8C>", "<8D>", "<8E>", "<8F>", |
"<90>", "<91>", "<92>", "<93>", "<94>", "<95>", "<96>", "<97>", |
"<90>", "<91>", "<92>", "<93>", "<94>", "<95>", "<96>", "<97>", |
"<99>", "<99>", "<9A>", "<9B>", "<9C>", "<9D>", "<9E>", "<9F>", |
"<98>", "<99>", "<9A>", "<9B>", "<9C>", "<9D>", "<9E>", "<9F>", |
nbrsp, "!", "/\bc", "GBP", "o\bx", "=\bY", "|", "<sec>", |
nbrsp, "!", "/\bc", "GBP", "o\bx", "=\bY", "|", "<section>", |
"\"", "(C)", "_\ba", "<<", "~", "", "(R)", "-", |
"\"", "(C)", "_\ba", "<<", "~", "", "(R)", "-", |
"<deg>","+-", "2", "3", "'", ",\bu", "<par>",".", |
"<degree>","+-","^2", "^3", "'","<micro>","<paragraph>",".", |
",", "1", "_\bo", ">>", "1/4", "1/2", "3/4", "?", |
",", "^1", "_\bo", ">>", "1/4", "1/2", "3/4", "?", |
"`\bA", "'\bA", "^\bA", "~\bA", "\"\bA","o\bA", "AE", ",\bC", |
"`\bA", "'\bA", "^\bA", "~\bA", "\"\bA","o\bA", "AE", ",\bC", |
"`\bE", "'\bE", "^\bE", "\"\bE","`\bI", "'\bI", "^\bI", "\"\bI", |
"`\bE", "'\bE", "^\bE", "\"\bE","`\bI", "'\bI", "^\bI", "\"\bI", |
"-\bD", "~\bN", "`\bO", "'\bO", "^\bO", "~\bO", "\"\bO","x", |
"Dh", "~\bN", "`\bO", "'\bO", "^\bO", "~\bO", "\"\bO","x", |
"/\bO", "`\bU", "'\bU", "^\bU", "\"\bU","'\bY", "Th", "ss", |
"/\bO", "`\bU", "'\bU", "^\bU", "\"\bU","'\bY", "Th", "ss", |
"`\ba", "'\ba", "^\ba", "~\ba", "\"\ba","o\ba", "ae", ",\bc", |
"`\ba", "'\ba", "^\ba", "~\ba", "\"\ba","o\ba", "ae", ",\bc", |
"`\be", "'\be", "^\be", "\"\be","`\bi", "'\bi", "^\bi", "\"\bi", |
"`\be", "'\be", "^\be", "\"\be","`\bi", "'\bi", "^\bi", "\"\bi", |
"d", "~\bn", "`\bo", "'\bo", "^\bo", "~\bo", "\"\bo","-:-", |
"dh", "~\bn", "`\bo", "'\bo", "^\bo", "~\bo", "\"\bo","/", |
"/\bo", "`\bu", "'\bu", "^\bu", "\"\bu","'\by", "th", "\"\by", |
"/\bo", "`\bu", "'\bu", "^\bu", "\"\bu","'\by", "th", "\"\by", |
"A", "a", "A", "a", "A", "a", "'\bC", "'\bc", |
"A", "a", "A", "a", "A", "a", "'\bC", "'\bc", |
"^\bC", "^\bc", "C", "c", "C", "c", "D", "d", |
"^\bC", "^\bc", "C", "c", "C", "c", "D", "d", |
Line 338 ascii_uc2str(int uc) |
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Line 353 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 353 locale_width(const struct termp *p, int c) |
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Line 368 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->tcol->offset -= p->ti; |
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p->ti = 0; |
putwchar(L'\n'); |
putwchar(L'\n'); |
} |
} |
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