version 1.195, 2017/01/17 15:32:43 |
version 1.224, 2018/05/08 21:42:34 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2008-2011, 2014 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2008-2011, 2014 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2011-2015, 2017 Ingo Schwarze <schwarze@openbsd.org> |
* Copyright (c) 2011-2015, 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 <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 "mandoc_aux.h" |
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#include "mandoc.h" |
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#include "roff.h" |
#include "out.h" |
#include "out.h" |
#include "html.h" |
#include "html.h" |
#include "manconf.h" |
#include "manconf.h" |
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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_NOSTACK (1 << 0) |
#define HTML_NOSTACK (1 << 1) |
#define HTML_AUTOCLOSE (1 << 1) |
#define HTML_AUTOCLOSE (1 << 2) /* Tag has auto-closure. */ |
#define HTML_NLBEFORE (1 << 2) |
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#define HTML_NLBEGIN (1 << 3) |
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#define HTML_NLEND (1 << 4) |
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#define HTML_NLAFTER (1 << 5) |
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#define HTML_NLAROUND (HTML_NLBEFORE | HTML_NLAFTER) |
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#define HTML_NLINSIDE (HTML_NLBEGIN | HTML_NLEND) |
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#define HTML_NLALL (HTML_NLAROUND | HTML_NLINSIDE) |
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#define HTML_INDENT (1 << 6) |
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#define HTML_NOINDENT (1 << 7) |
}; |
}; |
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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_NLALL}, |
{"head", HTML_CLRLINE}, /* TAG_HEAD */ |
{"head", HTML_NLALL | HTML_INDENT}, |
{"body", HTML_CLRLINE}, /* TAG_BODY */ |
{"body", HTML_NLALL}, |
{"meta", HTML_CLRLINE | HTML_NOSTACK | HTML_AUTOCLOSE}, /* TAG_META */ |
{"meta", HTML_NOSTACK | HTML_AUTOCLOSE | HTML_NLALL}, |
{"title", HTML_CLRLINE}, /* TAG_TITLE */ |
{"title", HTML_NLAROUND}, |
{"div", HTML_CLRLINE}, /* TAG_DIV */ |
{"div", HTML_NLAROUND}, |
{"h1", 0}, /* TAG_H1 */ |
{"h1", HTML_NLAROUND}, |
{"h2", 0}, /* TAG_H2 */ |
{"h2", HTML_NLAROUND}, |
{"span", 0}, /* TAG_SPAN */ |
{"span", 0}, |
{"link", HTML_CLRLINE | HTML_NOSTACK | HTML_AUTOCLOSE}, /* TAG_LINK */ |
{"link", HTML_NOSTACK | HTML_AUTOCLOSE | HTML_NLALL}, |
{"br", HTML_CLRLINE | HTML_NOSTACK | HTML_AUTOCLOSE}, /* TAG_BR */ |
{"br", HTML_NOSTACK | HTML_AUTOCLOSE | HTML_NLALL}, |
{"a", 0}, /* TAG_A */ |
{"a", 0}, |
{"table", HTML_CLRLINE}, /* TAG_TABLE */ |
{"table", HTML_NLALL | HTML_INDENT}, |
{"tbody", HTML_CLRLINE}, /* TAG_TBODY */ |
{"colgroup", HTML_NLALL | HTML_INDENT}, |
{"col", HTML_CLRLINE | HTML_NOSTACK | HTML_AUTOCLOSE}, /* TAG_COL */ |
{"col", HTML_NOSTACK | HTML_AUTOCLOSE | HTML_NLALL}, |
{"tr", HTML_CLRLINE}, /* TAG_TR */ |
{"tr", HTML_NLALL | HTML_INDENT}, |
{"td", HTML_CLRLINE}, /* TAG_TD */ |
{"td", HTML_NLAROUND}, |
{"li", HTML_CLRLINE}, /* TAG_LI */ |
{"li", HTML_NLAROUND | HTML_INDENT}, |
{"ul", HTML_CLRLINE}, /* TAG_UL */ |
{"ul", HTML_NLALL | HTML_INDENT}, |
{"ol", HTML_CLRLINE}, /* TAG_OL */ |
{"ol", HTML_NLALL | HTML_INDENT}, |
{"dl", HTML_CLRLINE}, /* TAG_DL */ |
{"dl", HTML_NLALL | HTML_INDENT}, |
{"dt", HTML_CLRLINE}, /* TAG_DT */ |
{"dt", HTML_NLAROUND}, |
{"dd", HTML_CLRLINE}, /* TAG_DD */ |
{"dd", HTML_NLAROUND | HTML_INDENT}, |
{"blockquote", HTML_CLRLINE}, /* TAG_BLOCKQUOTE */ |
{"pre", HTML_NLALL | HTML_NOINDENT}, |
{"pre", HTML_CLRLINE }, /* TAG_PRE */ |
{"var", 0}, |
{"b", 0 }, /* TAG_B */ |
{"cite", 0}, |
{"i", 0 }, /* TAG_I */ |
{"b", 0}, |
{"code", 0 }, /* TAG_CODE */ |
{"i", 0}, |
{"small", 0 }, /* TAG_SMALL */ |
{"code", 0}, |
{"style", HTML_CLRLINE}, /* TAG_STYLE */ |
{"small", 0}, |
{"math", HTML_CLRLINE}, /* TAG_MATH */ |
{"style", HTML_NLALL | HTML_INDENT}, |
{"mrow", 0}, /* TAG_MROW */ |
{"math", HTML_NLALL | HTML_INDENT}, |
{"mi", 0}, /* TAG_MI */ |
{"mrow", 0}, |
{"mo", 0}, /* TAG_MO */ |
{"mi", 0}, |
{"msup", 0}, /* TAG_MSUP */ |
{"mn", 0}, |
{"msub", 0}, /* TAG_MSUB */ |
{"mo", 0}, |
{"msubsup", 0}, /* TAG_MSUBSUP */ |
{"msup", 0}, |
{"mfrac", 0}, /* TAG_MFRAC */ |
{"msub", 0}, |
{"msqrt", 0}, /* TAG_MSQRT */ |
{"msubsup", 0}, |
{"mfenced", 0}, /* TAG_MFENCED */ |
{"mfrac", 0}, |
{"mtable", 0}, /* TAG_MTABLE */ |
{"msqrt", 0}, |
{"mtr", 0}, /* TAG_MTR */ |
{"mfenced", 0}, |
{"mtd", 0}, /* TAG_MTD */ |
{"mtable", 0}, |
{"munderover", 0}, /* TAG_MUNDEROVER */ |
{"mtr", 0}, |
{"munder", 0}, /* TAG_MUNDER*/ |
{"mtd", 0}, |
{"mover", 0}, /* TAG_MOVER*/ |
{"munderover", 0}, |
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{"munder", 0}, |
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{"mover", 0}, |
}; |
}; |
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static const char *const roffscales[SCALE_MAX] = { |
static const char *const roffscales[SCALE_MAX] = { |
Line 106 static const char *const roffscales[SCALE_MAX] = { |
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Line 117 static const char *const roffscales[SCALE_MAX] = { |
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}; |
}; |
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static void a2width(const char *, struct roffsu *); |
static void a2width(const char *, struct roffsu *); |
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static void print_byte(struct html *, char); |
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static void print_endword(struct html *); |
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static void print_indent(struct html *); |
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static void print_word(struct html *, const char *); |
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static void print_ctag(struct html *, struct tag *); |
static void print_ctag(struct html *, struct tag *); |
static int print_escape(char); |
static int print_escape(struct html *, char); |
static int print_encode(struct html *, const char *, const char *, int); |
static int print_encode(struct html *, const char *, const char *, int); |
static void print_href(struct html *, const char *, const char *, int); |
static void print_href(struct html *, const char *, const char *, int); |
static void print_metaf(struct html *, enum mandoc_esc); |
static void print_metaf(struct html *, enum mandoc_esc); |
Line 120 html_alloc(const struct manoutput *outopts) |
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Line 136 html_alloc(const struct manoutput *outopts) |
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h = mandoc_calloc(1, sizeof(struct html)); |
h = mandoc_calloc(1, sizeof(struct html)); |
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h->tags.head = NULL; |
h->tag = NULL; |
h->style = outopts->style; |
h->style = outopts->style; |
h->base_man = outopts->man; |
h->base_man = outopts->man; |
h->base_includes = outopts->includes; |
h->base_includes = outopts->includes; |
Line 138 html_free(void *p) |
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Line 154 html_free(void *p) |
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h = (struct html *)p; |
h = (struct html *)p; |
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while ((tag = h->tags.head) != NULL) { |
while ((tag = h->tag) != NULL) { |
h->tags.head = tag->next; |
h->tag = tag->next; |
free(tag); |
free(tag); |
} |
} |
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Line 152 print_gen_head(struct html *h) |
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Line 168 print_gen_head(struct html *h) |
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struct tag *t; |
struct tag *t; |
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print_otag(h, TAG_META, "?", "charset", "utf-8"); |
print_otag(h, TAG_META, "?", "charset", "utf-8"); |
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if (h->style != NULL) { |
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print_otag(h, TAG_LINK, "?h??", "rel", "stylesheet", |
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h->style, "type", "text/css", "media", "all"); |
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return; |
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} |
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/* |
/* |
* Print a default style-sheet. |
* Print a minimal embedded style sheet. |
*/ |
*/ |
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t = print_otag(h, TAG_STYLE, ""); |
t = print_otag(h, TAG_STYLE, ""); |
print_text(h, "table.head, table.foot { width: 100%; }\n" |
print_text(h, "table.head, table.foot { width: 100%; }"); |
"td.head-rtitle, td.foot-os { text-align: right; }\n" |
print_endline(h); |
"td.head-vol { text-align: center; }\n" |
print_text(h, "td.head-rtitle, td.foot-os { text-align: right; }"); |
"table.foot td { width: 50%; }\n" |
print_endline(h); |
"table.head td { width: 33%; }\n" |
print_text(h, "td.head-vol { text-align: center; }"); |
"div.spacer { margin: 1em 0; }\n"); |
print_endline(h); |
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print_text(h, "div.Pp { margin: 1ex 0ex; }"); |
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print_endline(h); |
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print_text(h, "dl.Bl-diag "); |
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print_byte(h, '>'); |
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print_text(h, " dt { font-weight: bold; }"); |
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print_endline(h); |
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print_text(h, "code.Nm, code.Fl, code.Cm, code.Ic, " |
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"code.In, code.Fd, code.Fn,"); |
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print_endline(h); |
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print_text(h, "code.Cd { font-weight: bold; " |
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"font-family: inherit; }"); |
print_tagq(h, t); |
print_tagq(h, t); |
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if (h->style) |
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print_otag(h, TAG_LINK, "?h??", "rel", "stylesheet", |
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h->style, "type", "text/css", "media", "all"); |
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} |
} |
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static void |
static void |
Line 220 print_metaf(struct html *h, enum mandoc_esc deco) |
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Line 249 print_metaf(struct html *h, enum mandoc_esc deco) |
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} |
} |
} |
} |
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char * |
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html_make_id(const struct roff_node *n) |
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{ |
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const struct roff_node *nch; |
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char *buf, *cp; |
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for (nch = n->child; nch != NULL; nch = nch->next) |
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if (nch->type != ROFFT_TEXT) |
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return NULL; |
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buf = NULL; |
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deroff(&buf, n); |
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if (buf == NULL) |
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return NULL; |
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/* http://www.w3.org/TR/html5/dom.html#the-id-attribute */ |
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for (cp = buf; *cp != '\0'; cp++) |
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if (*cp == ' ') |
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*cp = '_'; |
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return buf; |
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} |
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int |
int |
html_strlen(const char *cp) |
html_strlen(const char *cp) |
{ |
{ |
Line 272 html_strlen(const char *cp) |
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Line 325 html_strlen(const char *cp) |
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} |
} |
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static int |
static int |
print_escape(char c) |
print_escape(struct html *h, char c) |
{ |
{ |
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switch (c) { |
switch (c) { |
case '<': |
case '<': |
printf("<"); |
print_word(h, "<"); |
break; |
break; |
case '>': |
case '>': |
printf(">"); |
print_word(h, ">"); |
break; |
break; |
case '&': |
case '&': |
printf("&"); |
print_word(h, "&"); |
break; |
break; |
case '"': |
case '"': |
printf("""); |
print_word(h, """); |
break; |
break; |
case ASCII_NBRSP: |
case ASCII_NBRSP: |
printf(" "); |
print_word(h, " "); |
break; |
break; |
case ASCII_HYPH: |
case ASCII_HYPH: |
putchar('-'); |
print_byte(h, '-'); |
break; |
break; |
case ASCII_BREAK: |
case ASCII_BREAK: |
break; |
break; |
Line 305 print_escape(char c) |
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Line 358 print_escape(char c) |
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static int |
static int |
print_encode(struct html *h, const char *p, const char *pend, int norecurse) |
print_encode(struct html *h, const char *p, const char *pend, int norecurse) |
{ |
{ |
size_t sz; |
char numbuf[16]; |
int c, len, nospace; |
struct tag *t; |
const char *seq; |
const char *seq; |
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size_t sz; |
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int c, len, breakline, nospace; |
enum mandoc_esc esc; |
enum mandoc_esc esc; |
static const char rejs[9] = { '\\', '<', '>', '&', '"', |
static const char rejs[10] = { ' ', '\\', '<', '>', '&', '"', |
ASCII_NBRSP, ASCII_HYPH, ASCII_BREAK, '\0' }; |
ASCII_NBRSP, ASCII_HYPH, ASCII_BREAK, '\0' }; |
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if (pend == NULL) |
if (pend == NULL) |
pend = strchr(p, '\0'); |
pend = strchr(p, '\0'); |
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breakline = 0; |
nospace = 0; |
nospace = 0; |
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while (p < pend) { |
while (p < pend) { |
Line 324 print_encode(struct html *h, const char *p, const char |
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Line 380 print_encode(struct html *h, const char *p, const char |
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continue; |
continue; |
} |
} |
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sz = strcspn(p, rejs); |
for (sz = strcspn(p, rejs); sz-- && p < pend; p++) |
if (p + sz > pend) |
print_byte(h, *p); |
sz = pend - p; |
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fwrite(p, 1, sz, stdout); |
if (breakline && |
p += (int)sz; |
(p >= pend || *p == ' ' || *p == ASCII_NBRSP)) { |
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t = print_otag(h, TAG_DIV, ""); |
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print_text(h, "\\~"); |
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print_tagq(h, t); |
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breakline = 0; |
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while (p < pend && (*p == ' ' || *p == ASCII_NBRSP)) |
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p++; |
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continue; |
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} |
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if (p >= pend) |
if (p >= pend) |
break; |
break; |
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if (print_escape(*p++)) |
if (*p == ' ') { |
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print_endword(h); |
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p++; |
continue; |
continue; |
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} |
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if (print_escape(h, *p++)) |
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continue; |
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esc = mandoc_escape(&p, &seq, &len); |
esc = mandoc_escape(&p, &seq, &len); |
if (ESCAPE_ERROR == esc) |
if (ESCAPE_ERROR == esc) |
break; |
break; |
Line 378 print_encode(struct html *h, const char *p, const char |
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Line 447 print_encode(struct html *h, const char *p, const char |
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if (c <= 0) |
if (c <= 0) |
continue; |
continue; |
break; |
break; |
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case ESCAPE_BREAK: |
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breakline = 1; |
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continue; |
case ESCAPE_NOSPACE: |
case ESCAPE_NOSPACE: |
if ('\0' == *p) |
if ('\0' == *p) |
nospace = 1; |
nospace = 1; |
Line 393 print_encode(struct html *h, const char *p, const char |
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Line 465 print_encode(struct html *h, const char *p, const char |
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if ((c < 0x20 && c != 0x09) || |
if ((c < 0x20 && c != 0x09) || |
(c > 0x7E && c < 0xA0)) |
(c > 0x7E && c < 0xA0)) |
c = 0xFFFD; |
c = 0xFFFD; |
if (c > 0x7E) |
if (c > 0x7E) { |
printf("&#%d;", c); |
(void)snprintf(numbuf, sizeof(numbuf), "&#x%.4X;", c); |
else if ( ! print_escape(c)) |
print_word(h, numbuf); |
putchar(c); |
} else if (print_escape(h, c) == 0) |
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print_byte(h, c); |
} |
} |
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return nospace; |
return nospace; |
Line 412 print_href(struct html *h, const char *name, const cha |
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Line 485 print_href(struct html *h, const char *name, const cha |
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print_encode(h, pp, p, 1); |
print_encode(h, pp, p, 1); |
if (man && p[1] == 'S') { |
if (man && p[1] == 'S') { |
if (sec == NULL) |
if (sec == NULL) |
putchar('1'); |
print_byte(h, '1'); |
else |
else |
print_encode(h, sec, NULL, 1); |
print_encode(h, sec, NULL, 1); |
} else if ((man && p[1] == 'N') || |
} else if ((man && p[1] == 'N') || |
Line 431 print_otag(struct html *h, enum htmltag tag, const cha |
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Line 504 print_otag(struct html *h, enum htmltag tag, const cha |
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{ |
{ |
va_list ap; |
va_list ap; |
struct roffsu mysu, *su; |
struct roffsu mysu, *su; |
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char numbuf[16]; |
struct tag *t; |
struct tag *t; |
const char *attr; |
const char *attr; |
char *s; |
char *arg1, *arg2; |
double v; |
double v; |
int i, have_style; |
int i, have_style, tflags; |
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/* Push this tags onto the stack of open scopes. */ |
tflags = htmltags[tag].flags; |
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if ( ! (HTML_NOSTACK & htmltags[tag].flags)) { |
/* Push this tag onto the stack of open scopes. */ |
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if ((tflags & HTML_NOSTACK) == 0) { |
t = mandoc_malloc(sizeof(struct tag)); |
t = mandoc_malloc(sizeof(struct tag)); |
t->tag = tag; |
t->tag = tag; |
t->next = h->tags.head; |
t->next = h->tag; |
h->tags.head = t; |
h->tag = t; |
} else |
} else |
t = NULL; |
t = NULL; |
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if ( ! (HTML_NOSPACE & h->flags)) |
if (tflags & HTML_NLBEFORE) |
if ( ! (HTML_CLRLINE & htmltags[tag].flags)) { |
print_endline(h); |
/* Manage keeps! */ |
if (h->col == 0) |
if ( ! (HTML_KEEP & h->flags)) { |
print_indent(h); |
if (HTML_PREKEEP & h->flags) |
else if ((h->flags & HTML_NOSPACE) == 0) { |
h->flags |= HTML_KEEP; |
if (h->flags & HTML_KEEP) |
putchar(' '); |
print_word(h, " "); |
} else |
else { |
printf(" "); |
if (h->flags & HTML_PREKEEP) |
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h->flags |= HTML_KEEP; |
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print_endword(h); |
} |
} |
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} |
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if ( ! (h->flags & HTML_NONOSPACE)) |
if ( ! (h->flags & HTML_NONOSPACE)) |
h->flags &= ~HTML_NOSPACE; |
h->flags &= ~HTML_NOSPACE; |
Line 465 print_otag(struct html *h, enum htmltag tag, const cha |
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Line 544 print_otag(struct html *h, enum htmltag tag, const cha |
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/* Print out the tag name and attributes. */ |
/* Print out the tag name and attributes. */ |
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printf("<%s", htmltags[tag].name); |
print_byte(h, '<'); |
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print_word(h, htmltags[tag].name); |
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va_start(ap, fmt); |
va_start(ap, fmt); |
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have_style = 0; |
have_style = 0; |
while (*fmt != '\0') { |
while (*fmt != '\0') { |
if (*fmt == 's') { |
if (*fmt == 's') { |
printf(" style=\""); |
|
have_style = 1; |
have_style = 1; |
fmt++; |
fmt++; |
break; |
break; |
} |
} |
s = va_arg(ap, char *); |
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/* Parse a non-style attribute and its arguments. */ |
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arg1 = va_arg(ap, char *); |
switch (*fmt++) { |
switch (*fmt++) { |
case 'c': |
case 'c': |
attr = "class"; |
attr = "class"; |
Line 489 print_otag(struct html *h, enum htmltag tag, const cha |
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Line 571 print_otag(struct html *h, enum htmltag tag, const cha |
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attr = "id"; |
attr = "id"; |
break; |
break; |
case '?': |
case '?': |
attr = s; |
attr = arg1; |
s = va_arg(ap, char *); |
arg1 = va_arg(ap, char *); |
break; |
break; |
default: |
default: |
abort(); |
abort(); |
} |
} |
printf(" %s=\"", attr); |
arg2 = NULL; |
|
if (*fmt == 'M') |
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arg2 = va_arg(ap, char *); |
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if (arg1 == NULL) |
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continue; |
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/* Print the non-style attributes. */ |
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print_byte(h, ' '); |
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print_word(h, attr); |
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print_byte(h, '='); |
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print_byte(h, '"'); |
switch (*fmt) { |
switch (*fmt) { |
case 'M': |
case 'I': |
print_href(h, s, va_arg(ap, char *), 1); |
print_href(h, arg1, NULL, 0); |
fmt++; |
fmt++; |
break; |
break; |
case 'I': |
case 'M': |
print_href(h, s, NULL, 0); |
print_href(h, arg1, arg2, 1); |
fmt++; |
fmt++; |
break; |
break; |
case 'R': |
case 'R': |
putchar('#'); |
print_byte(h, '#'); |
|
print_encode(h, arg1, NULL, 1); |
fmt++; |
fmt++; |
/* FALLTHROUGH */ |
break; |
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case 'T': |
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print_encode(h, arg1, NULL, 1); |
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print_word(h, "\" title=\""); |
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print_encode(h, arg1, NULL, 1); |
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fmt++; |
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break; |
default: |
default: |
print_encode(h, s, NULL, 1); |
print_encode(h, arg1, NULL, 1); |
break; |
break; |
} |
} |
putchar('"'); |
print_byte(h, '"'); |
} |
} |
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/* Print out styles. */ |
/* Print out styles. */ |
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s = NULL; |
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su = &mysu; |
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while (*fmt != '\0') { |
while (*fmt != '\0') { |
|
arg1 = NULL; |
|
su = NULL; |
|
|
/* First letter: input argument type. */ |
/* First letter: input argument type. */ |
|
|
switch (*fmt++) { |
switch (*fmt++) { |
case 'h': |
case 'h': |
i = va_arg(ap, int); |
i = va_arg(ap, int); |
|
su = &mysu; |
SCALE_HS_INIT(su, i); |
SCALE_HS_INIT(su, i); |
break; |
break; |
case 's': |
case 's': |
s = va_arg(ap, char *); |
arg1 = va_arg(ap, char *); |
break; |
break; |
case 'u': |
case 'u': |
su = va_arg(ap, struct roffsu *); |
su = va_arg(ap, struct roffsu *); |
break; |
break; |
case 'v': |
|
i = va_arg(ap, int); |
|
SCALE_VS_INIT(su, i); |
|
break; |
|
case 'w': |
case 'w': |
s = va_arg(ap, char *); |
if ((arg2 = va_arg(ap, char *)) != NULL) { |
a2width(s, su); |
su = &mysu; |
|
a2width(arg2, su); |
|
} |
|
if (*fmt == '*') { |
|
if (su != NULL && su->unit == SCALE_EN && |
|
su->scale > 5.9 && su->scale < 6.1) |
|
su = NULL; |
|
fmt++; |
|
} |
|
if (*fmt == '+') { |
|
if (su != NULL) { |
|
/* Make even bold text fit. */ |
|
su->scale *= 1.2; |
|
/* Add padding. */ |
|
su->scale += 3.0; |
|
} |
|
fmt++; |
|
} |
|
if (*fmt == '-') { |
|
if (su != NULL) |
|
su->scale *= -1.0; |
|
fmt++; |
|
} |
break; |
break; |
default: |
default: |
abort(); |
abort(); |
Line 550 print_otag(struct html *h, enum htmltag tag, const cha |
|
Line 669 print_otag(struct html *h, enum htmltag tag, const cha |
|
/* Second letter: style name. */ |
/* Second letter: style name. */ |
|
|
switch (*fmt++) { |
switch (*fmt++) { |
case 'b': |
|
attr = "margin-bottom"; |
|
break; |
|
case 'h': |
case 'h': |
attr = "height"; |
attr = "height"; |
break; |
break; |
Line 562 print_otag(struct html *h, enum htmltag tag, const cha |
|
Line 678 print_otag(struct html *h, enum htmltag tag, const cha |
|
case 'l': |
case 'l': |
attr = "margin-left"; |
attr = "margin-left"; |
break; |
break; |
case 't': |
|
attr = "margin-top"; |
|
break; |
|
case 'w': |
case 'w': |
attr = "width"; |
attr = "width"; |
break; |
break; |
Line 572 print_otag(struct html *h, enum htmltag tag, const cha |
|
Line 685 print_otag(struct html *h, enum htmltag tag, const cha |
|
attr = "min-width"; |
attr = "min-width"; |
break; |
break; |
case '?': |
case '?': |
printf("%s: %s;", s, va_arg(ap, char *)); |
attr = arg1; |
continue; |
arg1 = va_arg(ap, char *); |
|
break; |
default: |
default: |
abort(); |
abort(); |
} |
} |
v = su->scale; |
if (su == NULL && arg1 == NULL) |
if (su->unit == SCALE_MM && (v /= 100.0) == 0.0) |
continue; |
v = 1.0; |
|
else if (su->unit == SCALE_BU) |
if (have_style == 1) |
v /= 24.0; |
print_word(h, " style=\""); |
printf("%s: %.2f%s;", attr, v, roffscales[su->unit]); |
else |
|
print_byte(h, ' '); |
|
print_word(h, attr); |
|
print_byte(h, ':'); |
|
print_byte(h, ' '); |
|
if (su != NULL) { |
|
v = su->scale; |
|
if (su->unit == SCALE_MM && (v /= 100.0) == 0.0) |
|
v = 1.0; |
|
else if (su->unit == SCALE_BU) |
|
v /= 24.0; |
|
(void)snprintf(numbuf, sizeof(numbuf), "%.2f", v); |
|
print_word(h, numbuf); |
|
print_word(h, roffscales[su->unit]); |
|
} else |
|
print_word(h, arg1); |
|
print_byte(h, ';'); |
|
have_style = 2; |
} |
} |
if (have_style) |
if (have_style == 2) |
putchar('"'); |
print_byte(h, '"'); |
|
|
va_end(ap); |
va_end(ap); |
|
|
/* Accommodate for "well-formed" singleton escaping. */ |
/* Accommodate for "well-formed" singleton escaping. */ |
|
|
if (HTML_AUTOCLOSE & htmltags[tag].flags) |
if (HTML_AUTOCLOSE & htmltags[tag].flags) |
putchar('/'); |
print_byte(h, '/'); |
|
|
putchar('>'); |
print_byte(h, '>'); |
|
|
h->flags |= HTML_NOSPACE; |
if (tflags & HTML_NLBEGIN) |
|
print_endline(h); |
|
else |
|
h->flags |= HTML_NOSPACE; |
|
|
if ((HTML_AUTOCLOSE | HTML_CLRLINE) & htmltags[tag].flags) |
if (tflags & HTML_INDENT) |
putchar('\n'); |
h->indent++; |
|
if (tflags & HTML_NOINDENT) |
|
h->noindent++; |
|
|
return t; |
return t; |
} |
} |
Line 607 print_otag(struct html *h, enum htmltag tag, const cha |
|
Line 743 print_otag(struct html *h, enum htmltag tag, const cha |
|
static void |
static void |
print_ctag(struct html *h, struct tag *tag) |
print_ctag(struct html *h, struct tag *tag) |
{ |
{ |
|
int tflags; |
|
|
/* |
/* |
* Remember to close out and nullify the current |
* Remember to close out and nullify the current |
Line 617 print_ctag(struct html *h, struct tag *tag) |
|
Line 754 print_ctag(struct html *h, struct tag *tag) |
|
if (tag == h->tblt) |
if (tag == h->tblt) |
h->tblt = NULL; |
h->tblt = NULL; |
|
|
printf("</%s>", htmltags[tag->tag].name); |
tflags = htmltags[tag->tag].flags; |
if (HTML_CLRLINE & htmltags[tag->tag].flags) { |
|
h->flags |= HTML_NOSPACE; |
|
putchar('\n'); |
|
} |
|
|
|
h->tags.head = tag->next; |
if (tflags & HTML_INDENT) |
|
h->indent--; |
|
if (tflags & HTML_NOINDENT) |
|
h->noindent--; |
|
if (tflags & HTML_NLEND) |
|
print_endline(h); |
|
print_indent(h); |
|
print_byte(h, '<'); |
|
print_byte(h, '/'); |
|
print_word(h, htmltags[tag->tag].name); |
|
print_byte(h, '>'); |
|
if (tflags & HTML_NLAFTER) |
|
print_endline(h); |
|
|
|
h->tag = tag->next; |
free(tag); |
free(tag); |
} |
} |
|
|
void |
void |
print_gen_decls(struct html *h) |
print_gen_decls(struct html *h) |
{ |
{ |
|
print_word(h, "<!DOCTYPE html>"); |
|
print_endline(h); |
|
} |
|
|
puts("<!DOCTYPE html>"); |
void |
|
print_gen_comment(struct html *h, struct roff_node *n) |
|
{ |
|
int wantblank; |
|
|
|
print_word(h, "<!-- This is an automatically generated file." |
|
" Do not edit."); |
|
h->indent = 1; |
|
wantblank = 0; |
|
while (n != NULL && n->type == ROFFT_COMMENT) { |
|
if (strstr(n->string, "-->") == NULL && |
|
(wantblank || *n->string != '\0')) { |
|
print_endline(h); |
|
print_indent(h); |
|
print_word(h, n->string); |
|
wantblank = *n->string != '\0'; |
|
} |
|
n = n->next; |
|
} |
|
if (wantblank) |
|
print_endline(h); |
|
print_word(h, " -->"); |
|
print_endline(h); |
|
h->indent = 0; |
} |
} |
|
|
void |
void |
print_text(struct html *h, const char *word) |
print_text(struct html *h, const char *word) |
{ |
{ |
|
if (h->col && (h->flags & HTML_NOSPACE) == 0) { |
if ( ! (HTML_NOSPACE & h->flags)) { |
|
/* Manage keeps! */ |
|
if ( ! (HTML_KEEP & h->flags)) { |
if ( ! (HTML_KEEP & h->flags)) { |
if (HTML_PREKEEP & h->flags) |
if (HTML_PREKEEP & h->flags) |
h->flags |= HTML_KEEP; |
h->flags |= HTML_KEEP; |
putchar(' '); |
print_endword(h); |
} else |
} else |
printf(" "); |
print_word(h, " "); |
} |
} |
|
|
assert(NULL == h->metaf); |
assert(NULL == h->metaf); |
Line 661 print_text(struct html *h, const char *word) |
|
Line 832 print_text(struct html *h, const char *word) |
|
print_otag(h, TAG_I, ""); |
print_otag(h, TAG_I, ""); |
break; |
break; |
default: |
default: |
|
print_indent(h); |
break; |
break; |
} |
} |
|
|
Line 685 print_tagq(struct html *h, const struct tag *until) |
|
Line 857 print_tagq(struct html *h, const struct tag *until) |
|
{ |
{ |
struct tag *tag; |
struct tag *tag; |
|
|
while ((tag = h->tags.head) != NULL) { |
while ((tag = h->tag) != NULL) { |
print_ctag(h, tag); |
print_ctag(h, tag); |
if (until && tag == until) |
if (until && tag == until) |
return; |
return; |
Line 697 print_stagq(struct html *h, const struct tag *suntil) |
|
Line 869 print_stagq(struct html *h, const struct tag *suntil) |
|
{ |
{ |
struct tag *tag; |
struct tag *tag; |
|
|
while ((tag = h->tags.head) != NULL) { |
while ((tag = h->tag) != NULL) { |
if (suntil && tag == suntil) |
if (suntil && tag == suntil) |
return; |
return; |
print_ctag(h, tag); |
print_ctag(h, tag); |
Line 709 print_paragraph(struct html *h) |
|
Line 881 print_paragraph(struct html *h) |
|
{ |
{ |
struct tag *t; |
struct tag *t; |
|
|
t = print_otag(h, TAG_DIV, "c", "spacer"); |
t = print_otag(h, TAG_DIV, "c", "Pp"); |
print_tagq(h, t); |
print_tagq(h, t); |
} |
} |
|
|
|
|
|
/*********************************************************************** |
|
* Low level output functions. |
|
* They implement line breaking using a short static buffer. |
|
***********************************************************************/ |
|
|
/* |
/* |
|
* Buffer one HTML output byte. |
|
* If the buffer is full, flush and deactivate it and start a new line. |
|
* If the buffer is inactive, print directly. |
|
*/ |
|
static void |
|
print_byte(struct html *h, char c) |
|
{ |
|
if ((h->flags & HTML_BUFFER) == 0) { |
|
putchar(c); |
|
h->col++; |
|
return; |
|
} |
|
|
|
if (h->col + h->bufcol < sizeof(h->buf)) { |
|
h->buf[h->bufcol++] = c; |
|
return; |
|
} |
|
|
|
putchar('\n'); |
|
h->col = 0; |
|
print_indent(h); |
|
putchar(' '); |
|
putchar(' '); |
|
fwrite(h->buf, h->bufcol, 1, stdout); |
|
putchar(c); |
|
h->col = (h->indent + 1) * 2 + h->bufcol + 1; |
|
h->bufcol = 0; |
|
h->flags &= ~HTML_BUFFER; |
|
} |
|
|
|
/* |
|
* If something was printed on the current output line, end it. |
|
* Not to be called right after print_indent(). |
|
*/ |
|
void |
|
print_endline(struct html *h) |
|
{ |
|
if (h->col == 0) |
|
return; |
|
|
|
if (h->bufcol) { |
|
putchar(' '); |
|
fwrite(h->buf, h->bufcol, 1, stdout); |
|
h->bufcol = 0; |
|
} |
|
putchar('\n'); |
|
h->col = 0; |
|
h->flags |= HTML_NOSPACE; |
|
h->flags &= ~HTML_BUFFER; |
|
} |
|
|
|
/* |
|
* Flush the HTML output buffer. |
|
* If it is inactive, activate it. |
|
*/ |
|
static void |
|
print_endword(struct html *h) |
|
{ |
|
if (h->noindent) { |
|
print_byte(h, ' '); |
|
return; |
|
} |
|
|
|
if ((h->flags & HTML_BUFFER) == 0) { |
|
h->col++; |
|
h->flags |= HTML_BUFFER; |
|
} else if (h->bufcol) { |
|
putchar(' '); |
|
fwrite(h->buf, h->bufcol, 1, stdout); |
|
h->col += h->bufcol + 1; |
|
} |
|
h->bufcol = 0; |
|
} |
|
|
|
/* |
|
* If at the beginning of a new output line, |
|
* perform indentation and mark the line as containing output. |
|
* Make sure to really produce some output right afterwards, |
|
* but do not use print_otag() for producing it. |
|
*/ |
|
static void |
|
print_indent(struct html *h) |
|
{ |
|
size_t i; |
|
|
|
if (h->col) |
|
return; |
|
|
|
if (h->noindent == 0) { |
|
h->col = h->indent * 2; |
|
for (i = 0; i < h->col; i++) |
|
putchar(' '); |
|
} |
|
h->flags &= ~HTML_NOSPACE; |
|
} |
|
|
|
/* |
|
* Print or buffer some characters |
|
* depending on the current HTML output buffer state. |
|
*/ |
|
static void |
|
print_word(struct html *h, const char *cp) |
|
{ |
|
while (*cp != '\0') |
|
print_byte(h, *cp++); |
|
} |
|
|
|
/* |
* Calculate the scaling unit passed in a `-width' argument. This uses |
* Calculate the scaling unit passed in a `-width' argument. This uses |
* either a native scaling unit (e.g., 1i, 2m) or the string length of |
* either a native scaling unit (e.g., 1i, 2m) or the string length of |
* the value. |
* the value. |
Line 722 print_paragraph(struct html *h) |
|
Line 1007 print_paragraph(struct html *h) |
|
static void |
static void |
a2width(const char *p, struct roffsu *su) |
a2width(const char *p, struct roffsu *su) |
{ |
{ |
if (a2roffsu(p, su, SCALE_MAX) < 2) { |
const char *end; |
|
|
|
end = a2roffsu(p, su, SCALE_MAX); |
|
if (end == NULL || *end != '\0') { |
su->unit = SCALE_EN; |
su->unit = SCALE_EN; |
su->scale = html_strlen(p); |
su->scale = html_strlen(p); |
} else if (su->scale < 0.0) |
} else if (su->scale < 0.0) |