version 1.70, 2009/10/28 08:00:18 |
version 1.189, 2015/10/12 00:08:15 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se> |
* Copyright (c) 2008-2011, 2014 Kristaps Dzonsons <kristaps@bsd.lv> |
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* Copyright (c) 2011-2015 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 |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
*/ |
*/ |
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#include "config.h" |
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#include <sys/types.h> |
#include <sys/types.h> |
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#include <assert.h> |
#include <assert.h> |
#include <ctype.h> |
#include <ctype.h> |
#include <err.h> |
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#include <stdio.h> |
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#include <stdarg.h> |
#include <stdarg.h> |
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#include <stdio.h> |
#include <stdint.h> |
#include <stdint.h> |
#include <stdlib.h> |
#include <stdlib.h> |
#include <string.h> |
#include <string.h> |
#include <unistd.h> |
#include <unistd.h> |
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#include "mandoc.h" |
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#include "mandoc_aux.h" |
#include "out.h" |
#include "out.h" |
#include "chars.h" |
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#include "html.h" |
#include "html.h" |
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#include "manconf.h" |
#include "main.h" |
#include "main.h" |
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#define UNCONST(a) ((void *)(uintptr_t)(const void *)(a)) |
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#define DOCTYPE "-//W3C//DTD HTML 4.01//EN" |
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#define DTD "http://www.w3.org/TR/html4/strict.dtd" |
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struct htmldata { |
struct htmldata { |
const char *name; |
const char *name; |
int flags; |
int flags; |
#define HTML_CLRLINE (1 << 0) |
#define HTML_CLRLINE (1 << 0) |
#define HTML_NOSTACK (1 << 1) |
#define HTML_NOSTACK (1 << 1) |
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#define HTML_AUTOCLOSE (1 << 2) /* Tag has auto-closure. */ |
}; |
}; |
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static const struct htmldata htmltags[TAG_MAX] = { |
static const struct htmldata htmltags[TAG_MAX] = { |
{"html", HTML_CLRLINE}, /* TAG_HTML */ |
{"html", HTML_CLRLINE}, /* TAG_HTML */ |
{"head", HTML_CLRLINE}, /* TAG_HEAD */ |
{"head", HTML_CLRLINE}, /* TAG_HEAD */ |
{"body", HTML_CLRLINE}, /* TAG_BODY */ |
{"body", HTML_CLRLINE}, /* TAG_BODY */ |
{"meta", HTML_CLRLINE | HTML_NOSTACK}, /* TAG_META */ |
{"meta", HTML_CLRLINE | HTML_NOSTACK | HTML_AUTOCLOSE}, /* TAG_META */ |
{"title", HTML_CLRLINE}, /* TAG_TITLE */ |
{"title", HTML_CLRLINE}, /* TAG_TITLE */ |
{"div", HTML_CLRLINE}, /* TAG_DIV */ |
{"div", HTML_CLRLINE}, /* TAG_DIV */ |
{"h1", 0}, /* TAG_H1 */ |
{"h1", 0}, /* TAG_H1 */ |
{"h2", 0}, /* TAG_H2 */ |
{"h2", 0}, /* TAG_H2 */ |
{"p", HTML_CLRLINE}, /* TAG_P */ |
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{"span", 0}, /* TAG_SPAN */ |
{"span", 0}, /* TAG_SPAN */ |
{"link", HTML_CLRLINE | HTML_NOSTACK}, /* TAG_LINK */ |
{"link", HTML_CLRLINE | HTML_NOSTACK | HTML_AUTOCLOSE}, /* TAG_LINK */ |
{"br", HTML_CLRLINE | HTML_NOSTACK}, /* TAG_LINK */ |
{"br", HTML_CLRLINE | HTML_NOSTACK | HTML_AUTOCLOSE}, /* TAG_BR */ |
{"a", 0}, /* TAG_A */ |
{"a", 0}, /* TAG_A */ |
{"table", HTML_CLRLINE}, /* TAG_TABLE */ |
{"table", HTML_CLRLINE}, /* TAG_TABLE */ |
{"col", HTML_CLRLINE | HTML_NOSTACK}, /* TAG_COL */ |
{"tbody", HTML_CLRLINE}, /* TAG_TBODY */ |
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{"col", HTML_CLRLINE | HTML_NOSTACK | HTML_AUTOCLOSE}, /* TAG_COL */ |
{"tr", HTML_CLRLINE}, /* TAG_TR */ |
{"tr", HTML_CLRLINE}, /* TAG_TR */ |
{"td", HTML_CLRLINE}, /* TAG_TD */ |
{"td", HTML_CLRLINE}, /* TAG_TD */ |
{"li", HTML_CLRLINE}, /* TAG_LI */ |
{"li", HTML_CLRLINE}, /* TAG_LI */ |
{"ul", HTML_CLRLINE}, /* TAG_UL */ |
{"ul", HTML_CLRLINE}, /* TAG_UL */ |
{"ol", HTML_CLRLINE}, /* TAG_OL */ |
{"ol", HTML_CLRLINE}, /* TAG_OL */ |
{"base", HTML_CLRLINE | HTML_NOSTACK}, /* TAG_BASE */ |
{"dl", HTML_CLRLINE}, /* TAG_DL */ |
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{"dt", HTML_CLRLINE}, /* TAG_DT */ |
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{"dd", HTML_CLRLINE}, /* TAG_DD */ |
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{"blockquote", HTML_CLRLINE}, /* TAG_BLOCKQUOTE */ |
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{"pre", HTML_CLRLINE }, /* TAG_PRE */ |
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{"b", 0 }, /* TAG_B */ |
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{"i", 0 }, /* TAG_I */ |
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{"code", 0 }, /* TAG_CODE */ |
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{"small", 0 }, /* TAG_SMALL */ |
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{"style", HTML_CLRLINE}, /* TAG_STYLE */ |
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{"math", HTML_CLRLINE}, /* TAG_MATH */ |
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{"mrow", 0}, /* TAG_MROW */ |
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{"mi", 0}, /* TAG_MI */ |
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{"mo", 0}, /* TAG_MO */ |
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{"msup", 0}, /* TAG_MSUP */ |
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{"msub", 0}, /* TAG_MSUB */ |
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{"msubsup", 0}, /* TAG_MSUBSUP */ |
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{"mfrac", 0}, /* TAG_MFRAC */ |
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{"msqrt", 0}, /* TAG_MSQRT */ |
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{"mfenced", 0}, /* TAG_MFENCED */ |
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{"mtable", 0}, /* TAG_MTABLE */ |
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{"mtr", 0}, /* TAG_MTR */ |
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{"mtd", 0}, /* TAG_MTD */ |
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{"munderover", 0}, /* TAG_MUNDEROVER */ |
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{"munder", 0}, /* TAG_MUNDER*/ |
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{"mover", 0}, /* TAG_MOVER*/ |
}; |
}; |
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static const char *const htmlattrs[ATTR_MAX] = { |
static const char *const htmlattrs[ATTR_MAX] = { |
"http-equiv", |
"name", /* ATTR_NAME */ |
"content", |
"rel", /* ATTR_REL */ |
"name", |
"href", /* ATTR_HREF */ |
"rel", |
"type", /* ATTR_TYPE */ |
"href", |
"media", /* ATTR_MEDIA */ |
"type", |
"class", /* ATTR_CLASS */ |
"media", |
"style", /* ATTR_STYLE */ |
"class", |
"id", /* ATTR_ID */ |
"style", |
"colspan", /* ATTR_COLSPAN */ |
"width", |
"charset", /* ATTR_CHARSET */ |
"valign", |
"open", /* ATTR_OPEN */ |
"target", |
"close", /* ATTR_CLOSE */ |
"id", |
"mathvariant", /* ATTR_MATHVARIANT */ |
"summary", |
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}; |
}; |
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#ifdef __linux__ |
static const char *const roffscales[SCALE_MAX] = { |
extern int getsubopt(char **, char * const *, char **); |
"cm", /* SCALE_CM */ |
#endif |
"in", /* SCALE_IN */ |
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"pc", /* SCALE_PC */ |
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"pt", /* SCALE_PT */ |
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"em", /* SCALE_EM */ |
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"em", /* SCALE_MM */ |
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"ex", /* SCALE_EN */ |
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"ex", /* SCALE_BU */ |
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"em", /* SCALE_VS */ |
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"ex", /* SCALE_FS */ |
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}; |
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static void bufncat(struct html *, const char *, size_t); |
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static void print_ctag(struct html *, struct tag *); |
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static int print_escape(char); |
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static int print_encode(struct html *, const char *, int); |
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static void print_metaf(struct html *, enum mandoc_esc); |
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static void print_attr(struct html *, const char *, const char *); |
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void * |
void * |
html_alloc(char *outopts) |
html_alloc(const struct mchars *mchars, const struct manoutput *outopts) |
{ |
{ |
struct html *h; |
struct html *h; |
const char *toks[4]; |
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char *v; |
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toks[0] = "style"; |
h = mandoc_calloc(1, sizeof(struct html)); |
toks[1] = "man"; |
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toks[2] = "includes"; |
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toks[3] = NULL; |
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if (NULL == (h = calloc(1, sizeof(struct html)))) |
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return(NULL); |
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h->tags.head = NULL; |
h->tags.head = NULL; |
h->ords.head = NULL; |
h->symtab = mchars; |
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if (NULL == (h->symtab = chars_init(CHARS_HTML))) { |
h->style = outopts->style; |
free(h); |
h->base_man = outopts->man; |
return(NULL); |
h->base_includes = outopts->includes; |
} |
if (outopts->fragment) |
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h->oflags |= HTML_FRAGMENT; |
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while (outopts && *outopts) |
return h; |
switch (getsubopt(&outopts, UNCONST(toks), &v)) { |
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case (0): |
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h->style = v; |
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break; |
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case (1): |
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h->base_man = v; |
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break; |
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case (2): |
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h->base_includes = v; |
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break; |
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default: |
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break; |
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} |
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return(h); |
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} |
} |
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void |
void |
html_free(void *p) |
html_free(void *p) |
{ |
{ |
struct tag *tag; |
struct tag *tag; |
struct ord *ord; |
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struct html *h; |
struct html *h; |
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h = (struct html *)p; |
h = (struct html *)p; |
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while ((ord = h->ords.head) != NULL) { |
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h->ords.head = ord->next; |
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free(ord); |
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} |
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while ((tag = h->tags.head) != NULL) { |
while ((tag = h->tags.head) != NULL) { |
h->tags.head = tag->next; |
h->tags.head = tag->next; |
free(tag); |
free(tag); |
} |
} |
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if (h->symtab) |
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chars_free(h->symtab); |
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free(h); |
free(h); |
} |
} |
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void |
void |
print_gen_head(struct html *h) |
print_gen_head(struct html *h) |
{ |
{ |
struct htmlpair tag[4]; |
struct htmlpair tag[4]; |
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struct tag *t; |
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tag[0].key = ATTR_HTTPEQUIV; |
tag[0].key = ATTR_CHARSET; |
tag[0].val = "Content-Type"; |
tag[0].val = "utf-8"; |
tag[1].key = ATTR_CONTENT; |
print_otag(h, TAG_META, 1, tag); |
tag[1].val = "text/html; charset=utf-8"; |
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print_otag(h, TAG_META, 2, tag); |
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tag[0].key = ATTR_NAME; |
/* |
tag[0].val = "resource-type"; |
* Print a default style-sheet. |
tag[1].key = ATTR_CONTENT; |
*/ |
tag[1].val = "document"; |
t = print_otag(h, TAG_STYLE, 0, NULL); |
print_otag(h, TAG_META, 2, tag); |
print_text(h, "table.head, table.foot { width: 100%; }\n" |
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"td.head-rtitle, td.foot-os { text-align: right; }\n" |
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"td.head-vol { text-align: center; }\n" |
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"table.foot td { width: 50%; }\n" |
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"table.head td { width: 33%; }\n" |
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"div.spacer { margin: 1em 0; }\n"); |
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print_tagq(h, t); |
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if (h->style) { |
if (h->style) { |
tag[0].key = ATTR_REL; |
tag[0].key = ATTR_REL; |
Line 186 print_gen_head(struct html *h) |
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Line 199 print_gen_head(struct html *h) |
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} |
} |
} |
} |
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static void |
static void |
print_spec(struct html *h, const char *p, int len) |
print_metaf(struct html *h, enum mandoc_esc deco) |
{ |
{ |
const char *rhs; |
enum htmlfont font; |
int i; |
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size_t sz; |
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rhs = chars_a2ascii(h->symtab, p, (size_t)len, &sz); |
switch (deco) { |
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case ESCAPE_FONTPREV: |
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font = h->metal; |
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break; |
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case ESCAPE_FONTITALIC: |
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font = HTMLFONT_ITALIC; |
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break; |
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case ESCAPE_FONTBOLD: |
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font = HTMLFONT_BOLD; |
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break; |
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case ESCAPE_FONTBI: |
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font = HTMLFONT_BI; |
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break; |
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case ESCAPE_FONT: |
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case ESCAPE_FONTROMAN: |
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font = HTMLFONT_NONE; |
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break; |
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default: |
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abort(); |
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} |
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if (NULL == rhs) |
if (h->metaf) { |
return; |
print_tagq(h, h->metaf); |
for (i = 0; i < (int)sz; i++) |
h->metaf = NULL; |
putchar(rhs[i]); |
} |
} |
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h->metal = h->metac; |
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h->metac = font; |
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static void |
switch (font) { |
print_res(struct html *h, const char *p, int len) |
case HTMLFONT_ITALIC: |
{ |
h->metaf = print_otag(h, TAG_I, 0, NULL); |
const char *rhs; |
break; |
int i; |
case HTMLFONT_BOLD: |
size_t sz; |
h->metaf = print_otag(h, TAG_B, 0, NULL); |
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break; |
rhs = chars_a2res(h->symtab, p, (size_t)len, &sz); |
case HTMLFONT_BI: |
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h->metaf = print_otag(h, TAG_B, 0, NULL); |
if (NULL == rhs) |
print_otag(h, TAG_I, 0, NULL); |
return; |
break; |
for (i = 0; i < (int)sz; i++) |
default: |
putchar(rhs[i]); |
break; |
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} |
} |
} |
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int |
static void |
html_strlen(const char *cp) |
print_escape(struct html *h, const char **p) |
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{ |
{ |
int j, type; |
size_t rsz; |
const char *wp; |
int skip, sz; |
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wp = *p; |
/* |
type = 1; |
* Account for escaped sequences within string length |
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* calculations. This follows the logic in term_strlen() as we |
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* must calculate the width of produced strings. |
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* Assume that characters are always width of "1". This is |
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* hacky, but it gets the job done for approximation of widths. |
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*/ |
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if (0 == *(++wp)) { |
sz = 0; |
*p = wp; |
skip = 0; |
return; |
while (1) { |
} |
rsz = strcspn(cp, "\\"); |
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if (rsz) { |
if ('(' == *wp) { |
cp += rsz; |
wp++; |
if (skip) { |
if (0 == *wp || 0 == *(wp + 1)) { |
skip = 0; |
*p = 0 == *wp ? wp : wp + 1; |
rsz--; |
return; |
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} |
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print_spec(h, wp, 2); |
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*p = ++wp; |
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return; |
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} else if ('*' == *wp) { |
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if (0 == *(++wp)) { |
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*p = wp; |
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return; |
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} |
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switch (*wp) { |
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case ('('): |
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wp++; |
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if (0 == *wp || 0 == *(wp + 1)) { |
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*p = 0 == *wp ? wp : wp + 1; |
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return; |
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} |
} |
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sz += rsz; |
print_res(h, wp, 2); |
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*p = ++wp; |
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return; |
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case ('['): |
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type = 0; |
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break; |
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default: |
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print_res(h, wp, 1); |
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*p = wp; |
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return; |
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} |
} |
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if ('\0' == *cp) |
} else if ('f' == *wp) { |
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if (0 == *(++wp)) { |
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*p = wp; |
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return; |
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} |
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switch (*wp) { |
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case ('B'): |
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/* TODO */ |
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break; |
break; |
case ('I'): |
cp++; |
/* TODO */ |
switch (mandoc_escape(&cp, NULL, NULL)) { |
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case ESCAPE_ERROR: |
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return sz; |
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case ESCAPE_UNICODE: |
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case ESCAPE_NUMBERED: |
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case ESCAPE_SPECIAL: |
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case ESCAPE_OVERSTRIKE: |
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if (skip) |
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skip = 0; |
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else |
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sz++; |
break; |
break; |
case ('P'): |
case ESCAPE_SKIPCHAR: |
/* FALLTHROUGH */ |
skip = 1; |
case ('R'): |
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/* TODO */ |
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break; |
break; |
default: |
default: |
break; |
break; |
} |
} |
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} |
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return sz; |
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} |
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*p = wp; |
static int |
return; |
print_escape(char c) |
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{ |
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} else if ('[' != *wp) { |
switch (c) { |
print_spec(h, wp, 1); |
case '<': |
*p = wp; |
printf("<"); |
return; |
break; |
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case '>': |
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printf(">"); |
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break; |
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case '&': |
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printf("&"); |
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break; |
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case '"': |
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printf("""); |
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break; |
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case ASCII_NBRSP: |
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putchar('-'); |
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break; |
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case ASCII_HYPH: |
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putchar('-'); |
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break; |
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case ASCII_BREAK: |
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break; |
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default: |
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return 0; |
} |
} |
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return 1; |
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} |
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wp++; |
static int |
for (j = 0; *wp && ']' != *wp; wp++, j++) |
print_encode(struct html *h, const char *p, int norecurse) |
/* Loop... */ ; |
{ |
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size_t sz; |
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int c, len, nospace; |
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const char *seq; |
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enum mandoc_esc esc; |
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static const char rejs[9] = { '\\', '<', '>', '&', '"', |
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ASCII_NBRSP, ASCII_HYPH, ASCII_BREAK, '\0' }; |
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if (0 == *wp) { |
nospace = 0; |
*p = wp; |
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return; |
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} |
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if (type) |
while ('\0' != *p) { |
print_spec(h, wp - j, j); |
if (HTML_SKIPCHAR & h->flags && '\\' != *p) { |
else |
h->flags &= ~HTML_SKIPCHAR; |
print_res(h, wp - j, j); |
p++; |
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continue; |
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} |
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*p = wp; |
sz = strcspn(p, rejs); |
} |
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fwrite(p, 1, sz, stdout); |
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p += (int)sz; |
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static void |
if ('\0' == *p) |
print_encode(struct html *h, const char *p) |
break; |
{ |
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for (; *p; p++) { |
if (print_escape(*p++)) |
if ('\\' == *p) { |
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print_escape(h, &p); |
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continue; |
continue; |
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esc = mandoc_escape(&p, &seq, &len); |
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if (ESCAPE_ERROR == esc) |
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break; |
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switch (esc) { |
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case ESCAPE_FONT: |
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case ESCAPE_FONTPREV: |
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case ESCAPE_FONTBOLD: |
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case ESCAPE_FONTITALIC: |
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case ESCAPE_FONTBI: |
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case ESCAPE_FONTROMAN: |
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if (0 == norecurse) |
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print_metaf(h, esc); |
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continue; |
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case ESCAPE_SKIPCHAR: |
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h->flags |= HTML_SKIPCHAR; |
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continue; |
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default: |
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break; |
} |
} |
switch (*p) { |
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case ('<'): |
if (h->flags & HTML_SKIPCHAR) { |
printf("<"); |
h->flags &= ~HTML_SKIPCHAR; |
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continue; |
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} |
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switch (esc) { |
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case ESCAPE_UNICODE: |
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/* Skip past "u" header. */ |
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c = mchars_num2uc(seq + 1, len - 1); |
break; |
break; |
case ('>'): |
case ESCAPE_NUMBERED: |
printf(">"); |
c = mchars_num2char(seq, len); |
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if (c < 0) |
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continue; |
break; |
break; |
case ('&'): |
case ESCAPE_SPECIAL: |
printf("&"); |
c = mchars_spec2cp(h->symtab, seq, len); |
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if (c <= 0) |
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continue; |
break; |
break; |
default: |
case ESCAPE_NOSPACE: |
putchar(*p); |
if ('\0' == *p) |
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nospace = 1; |
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continue; |
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case ESCAPE_OVERSTRIKE: |
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if (len == 0) |
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continue; |
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c = seq[len - 1]; |
break; |
break; |
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default: |
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continue; |
} |
} |
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if ((c < 0x20 && c != 0x09) || |
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(c > 0x7E && c < 0xA0)) |
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c = 0xFFFD; |
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if (c > 0x7E) |
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printf("&#%d;", c); |
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else if ( ! print_escape(c)) |
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putchar(c); |
} |
} |
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return nospace; |
} |
} |
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static void |
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print_attr(struct html *h, const char *key, const char *val) |
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{ |
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printf(" %s=\"", key); |
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(void)print_encode(h, val, 1); |
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putchar('\"'); |
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} |
|
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struct tag * |
struct tag * |
print_otag(struct html *h, enum htmltag tag, |
print_otag(struct html *h, enum htmltag tag, |
int sz, const struct htmlpair *p) |
int sz, const struct htmlpair *p) |
{ |
{ |
int i; |
int i; |
struct tag *t; |
struct tag *t; |
|
|
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/* Push this tags onto the stack of open scopes. */ |
|
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if ( ! (HTML_NOSTACK & htmltags[tag].flags)) { |
if ( ! (HTML_NOSTACK & htmltags[tag].flags)) { |
if (NULL == (t = malloc(sizeof(struct tag)))) |
t = mandoc_malloc(sizeof(struct tag)); |
err(EXIT_FAILURE, "malloc"); |
|
t->tag = tag; |
t->tag = tag; |
t->next = h->tags.head; |
t->next = h->tags.head; |
h->tags.head = t; |
h->tags.head = t; |
Line 363 print_otag(struct html *h, enum htmltag tag, |
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Line 452 print_otag(struct html *h, enum htmltag tag, |
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t = NULL; |
t = NULL; |
|
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if ( ! (HTML_NOSPACE & h->flags)) |
if ( ! (HTML_NOSPACE & h->flags)) |
if ( ! (HTML_CLRLINE & htmltags[tag].flags)) |
if ( ! (HTML_CLRLINE & htmltags[tag].flags)) { |
printf(" "); |
/* Manage keeps! */ |
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if ( ! (HTML_KEEP & h->flags)) { |
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if (HTML_PREKEEP & h->flags) |
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h->flags |= HTML_KEEP; |
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putchar(' '); |
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} else |
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printf(" "); |
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} |
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|
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if ( ! (h->flags & HTML_NONOSPACE)) |
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h->flags &= ~HTML_NOSPACE; |
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else |
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h->flags |= HTML_NOSPACE; |
|
|
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/* Print out the tag name and attributes. */ |
|
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printf("<%s", htmltags[tag].name); |
printf("<%s", htmltags[tag].name); |
for (i = 0; i < sz; i++) { |
for (i = 0; i < sz; i++) |
printf(" %s=\"", htmlattrs[p[i].key]); |
print_attr(h, htmlattrs[p[i].key], p[i].val); |
assert(p->val); |
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print_encode(h, p[i].val); |
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printf("\""); |
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} |
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printf(">"); |
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|
|
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/* Accommodate for "well-formed" singleton escaping. */ |
|
|
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if (HTML_AUTOCLOSE & htmltags[tag].flags) |
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putchar('/'); |
|
|
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putchar('>'); |
|
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h->flags |= HTML_NOSPACE; |
h->flags |= HTML_NOSPACE; |
if (HTML_CLRLINE & htmltags[tag].flags) |
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h->flags |= HTML_NEWLINE; |
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else |
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h->flags &= ~HTML_NEWLINE; |
|
|
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return(t); |
if ((HTML_AUTOCLOSE | HTML_CLRLINE) & htmltags[tag].flags) |
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putchar('\n'); |
|
|
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return t; |
} |
} |
|
|
|
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/* ARGSUSED */ |
|
static void |
static void |
print_ctag(struct html *h, enum htmltag tag) |
print_ctag(struct html *h, struct tag *tag) |
{ |
{ |
|
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printf("</%s>", htmltags[tag].name); |
/* |
if (HTML_CLRLINE & htmltags[tag].flags) |
* Remember to close out and nullify the current |
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* meta-font and table, if applicable. |
|
*/ |
|
if (tag == h->metaf) |
|
h->metaf = NULL; |
|
if (tag == h->tblt) |
|
h->tblt = NULL; |
|
|
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printf("</%s>", htmltags[tag->tag].name); |
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if (HTML_CLRLINE & htmltags[tag->tag].flags) { |
h->flags |= HTML_NOSPACE; |
h->flags |= HTML_NOSPACE; |
if (HTML_CLRLINE & htmltags[tag].flags) |
putchar('\n'); |
h->flags |= HTML_NEWLINE; |
} |
else |
|
h->flags &= ~HTML_NEWLINE; |
h->tags.head = tag->next; |
|
free(tag); |
} |
} |
|
|
|
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/* ARGSUSED */ |
|
void |
void |
print_gen_doctype(struct html *h) |
print_gen_decls(struct html *h) |
{ |
{ |
|
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printf("<!DOCTYPE HTML PUBLIC \"%s\" \"%s\">", DOCTYPE, DTD); |
puts("<!DOCTYPE html>"); |
} |
} |
|
|
|
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void |
void |
print_text(struct html *h, const char *p) |
print_text(struct html *h, const char *word) |
{ |
{ |
|
|
if (*p && 0 == *(p + 1)) |
if ( ! (HTML_NOSPACE & h->flags)) { |
switch (*p) { |
/* Manage keeps! */ |
case('.'): |
if ( ! (HTML_KEEP & h->flags)) { |
/* FALLTHROUGH */ |
if (HTML_PREKEEP & h->flags) |
case(','): |
h->flags |= HTML_KEEP; |
/* FALLTHROUGH */ |
putchar(' '); |
case(';'): |
} else |
/* FALLTHROUGH */ |
printf(" "); |
case(':'): |
} |
/* FALLTHROUGH */ |
|
case('?'): |
|
/* FALLTHROUGH */ |
|
case('!'): |
|
/* FALLTHROUGH */ |
|
case(')'): |
|
/* FALLTHROUGH */ |
|
case(']'): |
|
/* FALLTHROUGH */ |
|
case('}'): |
|
if ( ! (HTML_IGNDELIM & h->flags)) |
|
h->flags |= HTML_NOSPACE; |
|
break; |
|
default: |
|
break; |
|
} |
|
|
|
if ( ! (h->flags & HTML_NOSPACE)) |
assert(NULL == h->metaf); |
printf(" "); |
switch (h->metac) { |
|
case HTMLFONT_ITALIC: |
|
h->metaf = print_otag(h, TAG_I, 0, NULL); |
|
break; |
|
case HTMLFONT_BOLD: |
|
h->metaf = print_otag(h, TAG_B, 0, NULL); |
|
break; |
|
case HTMLFONT_BI: |
|
h->metaf = print_otag(h, TAG_B, 0, NULL); |
|
print_otag(h, TAG_I, 0, NULL); |
|
break; |
|
default: |
|
break; |
|
} |
|
|
h->flags &= ~HTML_NOSPACE; |
assert(word); |
h->flags &= ~HTML_NEWLINE; |
if ( ! print_encode(h, word, 0)) { |
|
if ( ! (h->flags & HTML_NONOSPACE)) |
|
h->flags &= ~HTML_NOSPACE; |
|
h->flags &= ~HTML_NONEWLINE; |
|
} else |
|
h->flags |= HTML_NOSPACE | HTML_NONEWLINE; |
|
|
if (p) |
if (h->metaf) { |
print_encode(h, p); |
print_tagq(h, h->metaf); |
|
h->metaf = NULL; |
|
} |
|
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if (*p && 0 == *(p + 1)) |
h->flags &= ~HTML_IGNDELIM; |
switch (*p) { |
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case('('): |
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/* FALLTHROUGH */ |
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case('['): |
|
/* FALLTHROUGH */ |
|
case('{'): |
|
h->flags |= HTML_NOSPACE; |
|
break; |
|
default: |
|
break; |
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} |
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} |
} |
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|
|
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void |
void |
print_tagq(struct html *h, const struct tag *until) |
print_tagq(struct html *h, const struct tag *until) |
{ |
{ |
struct tag *tag; |
struct tag *tag; |
|
|
while ((tag = h->tags.head) != NULL) { |
while ((tag = h->tags.head) != NULL) { |
print_ctag(h, tag->tag); |
print_ctag(h, tag); |
h->tags.head = tag->next; |
|
free(tag); |
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if (until && tag == until) |
if (until && tag == until) |
return; |
return; |
} |
} |
} |
} |
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|
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void |
void |
print_stagq(struct html *h, const struct tag *suntil) |
print_stagq(struct html *h, const struct tag *suntil) |
{ |
{ |
Line 486 print_stagq(struct html *h, const struct tag *suntil) |
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Line 584 print_stagq(struct html *h, const struct tag *suntil) |
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while ((tag = h->tags.head) != NULL) { |
while ((tag = h->tags.head) != NULL) { |
if (suntil && tag == suntil) |
if (suntil && tag == suntil) |
return; |
return; |
print_ctag(h, tag->tag); |
print_ctag(h, tag); |
h->tags.head = tag->next; |
|
free(tag); |
|
} |
} |
} |
} |
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|
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void |
|
print_paragraph(struct html *h) |
|
{ |
|
struct tag *t; |
|
struct htmlpair tag; |
|
|
|
PAIR_CLASS_INIT(&tag, "spacer"); |
|
t = print_otag(h, TAG_DIV, 1, &tag); |
|
print_tagq(h, t); |
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} |
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|
|
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void |
void |
bufinit(struct html *h) |
bufinit(struct html *h) |
{ |
{ |
Line 501 bufinit(struct html *h) |
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Line 608 bufinit(struct html *h) |
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h->buflen = 0; |
h->buflen = 0; |
} |
} |
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|
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void |
void |
bufcat_style(struct html *h, const char *key, const char *val) |
bufcat_style(struct html *h, const char *key, const char *val) |
{ |
{ |
|
|
bufcat(h, key); |
bufcat(h, key); |
bufncat(h, ":", 1); |
bufcat(h, ":"); |
bufcat(h, val); |
bufcat(h, val); |
bufncat(h, ";", 1); |
bufcat(h, ";"); |
} |
} |
|
|
|
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void |
void |
bufcat(struct html *h, const char *p) |
bufcat(struct html *h, const char *p) |
{ |
{ |
|
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bufncat(h, p, strlen(p)); |
/* |
|
* XXX This is broken and not easy to fix. |
|
* When using the -Oincludes option, buffmt_includes() |
|
* may pass in strings overrunning BUFSIZ, causing a crash. |
|
*/ |
|
|
|
h->buflen = strlcat(h->buf, p, BUFSIZ); |
|
assert(h->buflen < BUFSIZ); |
} |
} |
|
|
|
|
void |
void |
buffmt(struct html *h, const char *fmt, ...) |
bufcat_fmt(struct html *h, const char *fmt, ...) |
{ |
{ |
va_list ap; |
va_list ap; |
|
|
va_start(ap, fmt); |
va_start(ap, fmt); |
(void)vsnprintf(h->buf + (int)h->buflen, |
(void)vsnprintf(h->buf + (int)h->buflen, |
BUFSIZ - h->buflen - 1, fmt, ap); |
BUFSIZ - h->buflen - 1, fmt, ap); |
va_end(ap); |
va_end(ap); |
h->buflen = strlen(h->buf); |
h->buflen = strlen(h->buf); |
} |
} |
|
|
|
static void |
void |
|
bufncat(struct html *h, const char *p, size_t sz) |
bufncat(struct html *h, const char *p, size_t sz) |
{ |
{ |
|
|
if (h->buflen + sz > BUFSIZ - 1) |
assert(h->buflen + sz + 1 < BUFSIZ); |
sz = BUFSIZ - 1 - h->buflen; |
strncat(h->buf, p, sz); |
|
|
(void)strncat(h->buf, p, sz); |
|
h->buflen += sz; |
h->buflen += sz; |
} |
} |
|
|
|
|
void |
void |
buffmt_includes(struct html *h, const char *name) |
buffmt_includes(struct html *h, const char *name) |
{ |
{ |
const char *p, *pp; |
const char *p, *pp; |
|
|
pp = h->base_includes; |
pp = h->base_includes; |
|
|
|
bufinit(h); |
while (NULL != (p = strchr(pp, '%'))) { |
while (NULL != (p = strchr(pp, '%'))) { |
bufncat(h, pp, (size_t)(p - pp)); |
bufncat(h, pp, (size_t)(p - pp)); |
switch (*(p + 1)) { |
switch (*(p + 1)) { |
case('I'): |
case'I': |
bufcat(h, name); |
bufcat(h, name); |
break; |
break; |
default: |
default: |
Line 569 buffmt_includes(struct html *h, const char *name) |
|
Line 677 buffmt_includes(struct html *h, const char *name) |
|
bufcat(h, pp); |
bufcat(h, pp); |
} |
} |
|
|
|
|
void |
void |
buffmt_man(struct html *h, |
buffmt_man(struct html *h, const char *name, const char *sec) |
const char *name, const char *sec) |
|
{ |
{ |
const char *p, *pp; |
const char *p, *pp; |
|
|
pp = h->base_man; |
pp = h->base_man; |
|
|
/* LINTED */ |
bufinit(h); |
while (NULL != (p = strchr(pp, '%'))) { |
while (NULL != (p = strchr(pp, '%'))) { |
bufncat(h, pp, (size_t)(p - pp)); |
bufncat(h, pp, (size_t)(p - pp)); |
switch (*(p + 1)) { |
switch (*(p + 1)) { |
case('S'): |
case 'S': |
bufcat(h, sec ? sec : "1"); |
bufcat(h, sec ? sec : "1"); |
break; |
break; |
case('N'): |
case 'N': |
buffmt(h, name); |
bufcat_fmt(h, "%s", name); |
break; |
break; |
default: |
default: |
bufncat(h, p, 2); |
bufncat(h, p, 2); |
Line 598 buffmt_man(struct html *h, |
|
Line 704 buffmt_man(struct html *h, |
|
bufcat(h, pp); |
bufcat(h, pp); |
} |
} |
|
|
|
|
void |
void |
bufcat_su(struct html *h, const char *p, const struct roffsu *su) |
bufcat_su(struct html *h, const char *p, const struct roffsu *su) |
{ |
{ |
double v; |
double v; |
const char *u; |
|
|
|
v = su->scale; |
v = su->scale; |
|
if (SCALE_MM == su->unit && 0.0 == (v /= 100.0)) |
|
v = 1.0; |
|
else if (SCALE_BU == su->unit) |
|
v /= 24.0; |
|
|
switch (su->unit) { |
bufcat_fmt(h, "%s: %.2f%s;", p, v, roffscales[su->unit]); |
case (SCALE_CM): |
|
u = "cm"; |
|
break; |
|
case (SCALE_IN): |
|
u = "in"; |
|
break; |
|
case (SCALE_PC): |
|
u = "pc"; |
|
break; |
|
case (SCALE_PT): |
|
u = "pt"; |
|
break; |
|
case (SCALE_EM): |
|
u = "em"; |
|
break; |
|
case (SCALE_MM): |
|
if (0 == (v /= 100)) |
|
v = 1; |
|
u = "em"; |
|
break; |
|
case (SCALE_EN): |
|
u = "ex"; |
|
break; |
|
case (SCALE_BU): |
|
u = "ex"; |
|
break; |
|
case (SCALE_VS): |
|
u = "em"; |
|
break; |
|
default: |
|
u = "ex"; |
|
break; |
|
} |
|
|
|
if (su->pt) |
|
buffmt(h, "%s: %f%s;", p, v, u); |
|
else |
|
/* LINTED */ |
|
buffmt(h, "%s: %d%s;", p, (int)v, u); |
|
} |
} |
|
|
|
|
void |
void |
html_idcat(char *dst, const char *src, int sz) |
bufcat_id(struct html *h, const char *src) |
{ |
{ |
int ssz; |
|
|
|
assert(sz); |
|
|
|
/* Cf. <http://www.w3.org/TR/html4/types.html#h-6.2>. */ |
/* Cf. <http://www.w3.org/TR/html4/types.html#h-6.2>. */ |
|
|
for ( ; *dst != '\0' && sz; dst++, sz--) |
while ('\0' != *src) |
/* Jump to end. */ ; |
bufcat_fmt(h, "%.2x", *src++); |
|
|
assert(sz > 2); |
|
|
|
/* We can't start with a number (bah). */ |
|
|
|
*dst++ = 'x'; |
|
*dst = '\0'; |
|
sz--; |
|
|
|
for ( ; *src != '\0' && sz > 1; src++) { |
|
ssz = snprintf(dst, sz, "%.2x", *src); |
|
sz -= ssz; |
|
dst += ssz; |
|
} |
|
} |
} |