version 1.196, 2017/01/18 19:22:21 |
version 1.220, 2017/09/06 16:24:25 |
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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" |
Line 65 static const struct htmldata htmltags[TAG_MAX] = { |
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Line 66 static const struct htmldata htmltags[TAG_MAX] = { |
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{"br", HTML_NOSTACK | HTML_AUTOCLOSE | HTML_NLALL}, |
{"br", HTML_NOSTACK | HTML_AUTOCLOSE | HTML_NLALL}, |
{"a", 0}, |
{"a", 0}, |
{"table", HTML_NLALL | HTML_INDENT}, |
{"table", HTML_NLALL | HTML_INDENT}, |
{"tbody", HTML_NLALL | HTML_INDENT}, |
{"colgroup", HTML_NLALL | HTML_INDENT}, |
{"col", HTML_NOSTACK | HTML_AUTOCLOSE | HTML_NLALL}, |
{"col", HTML_NOSTACK | HTML_AUTOCLOSE | HTML_NLALL}, |
{"tr", HTML_NLALL | HTML_INDENT}, |
{"tr", HTML_NLALL | HTML_INDENT}, |
{"td", HTML_NLAROUND}, |
{"td", HTML_NLAROUND}, |
Line 75 static const struct htmldata htmltags[TAG_MAX] = { |
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Line 76 static const struct htmldata htmltags[TAG_MAX] = { |
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{"dl", HTML_NLALL | HTML_INDENT}, |
{"dl", HTML_NLALL | HTML_INDENT}, |
{"dt", HTML_NLAROUND}, |
{"dt", HTML_NLAROUND}, |
{"dd", HTML_NLAROUND | HTML_INDENT}, |
{"dd", HTML_NLAROUND | HTML_INDENT}, |
{"blockquote", HTML_NLALL | HTML_INDENT}, |
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{"pre", HTML_NLALL | HTML_NOINDENT}, |
{"pre", HTML_NLALL | HTML_NOINDENT}, |
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{"var", 0}, |
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{"cite", 0}, |
{"b", 0}, |
{"b", 0}, |
{"i", 0}, |
{"i", 0}, |
{"code", 0}, |
{"code", 0}, |
Line 85 static const struct htmldata htmltags[TAG_MAX] = { |
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Line 87 static const struct htmldata htmltags[TAG_MAX] = { |
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{"math", HTML_NLALL | HTML_INDENT}, |
{"math", HTML_NLALL | HTML_INDENT}, |
{"mrow", 0}, |
{"mrow", 0}, |
{"mi", 0}, |
{"mi", 0}, |
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{"mn", 0}, |
{"mo", 0}, |
{"mo", 0}, |
{"msup", 0}, |
{"msup", 0}, |
{"msub", 0}, |
{"msub", 0}, |
Line 114 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 *); |
static void html_endline(struct html *); |
static void print_byte(struct html *, char); |
static void html_indent(struct html *); |
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 130 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 148 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 169 print_gen_head(struct html *h) |
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Line 175 print_gen_head(struct html *h) |
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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%; }"); |
print_text(h, "table.head, table.foot { width: 100%; }"); |
html_endline(h); |
print_endline(h); |
print_text(h, "td.head-rtitle, td.foot-os { text-align: right; }"); |
print_text(h, "td.head-rtitle, td.foot-os { text-align: right; }"); |
html_endline(h); |
print_endline(h); |
print_text(h, "td.head-vol { text-align: center; }"); |
print_text(h, "td.head-vol { text-align: center; }"); |
html_endline(h); |
print_endline(h); |
print_text(h, "table.foot td { width: 50%; }"); |
print_text(h, "div.Pp { margin: 1ex 0ex; }"); |
html_endline(h); |
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print_text(h, "table.head td { width: 33%; }"); |
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html_endline(h); |
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print_text(h, "div.spacer { margin: 1em 0; }"); |
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print_tagq(h, t); |
print_tagq(h, t); |
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if (h->style) |
if (h->style) |
Line 236 print_metaf(struct html *h, enum mandoc_esc deco) |
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Line 238 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 288 html_strlen(const char *cp) |
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Line 314 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 321 print_escape(char c) |
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Line 347 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 340 print_encode(struct html *h, const char *p, const char |
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Line 369 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 394 print_encode(struct html *h, const char *p, const char |
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Line 436 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 409 print_encode(struct html *h, const char *p, const char |
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Line 454 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 428 print_href(struct html *h, const char *name, const cha |
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Line 474 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 447 print_otag(struct html *h, enum htmltag tag, const cha |
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Line 493 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, tflags; |
int i, have_style, tflags; |
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tflags = htmltags[tag].flags; |
tflags = htmltags[tag].flags; |
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/* Push this tags onto the stack of open scopes. */ |
/* Push this tag onto the stack of open scopes. */ |
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if ((tflags & HTML_NOSTACK) == 0) { |
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 (tflags & HTML_NLBEFORE) |
if (tflags & HTML_NLBEFORE) |
html_endline(h); |
print_endline(h); |
if (h->flags & HTML_NLDONE) |
if (h->col == 0) |
html_indent(h); |
print_indent(h); |
else if ((h->flags & HTML_NOSPACE) == 0) { |
else if ((h->flags & HTML_NOSPACE) == 0) { |
if (h->flags & HTML_KEEP) |
if (h->flags & HTML_KEEP) |
printf(" "); |
print_word(h, " "); |
else { |
else { |
if (h->flags & HTML_PREKEEP) |
if (h->flags & HTML_PREKEEP) |
h->flags |= HTML_KEEP; |
h->flags |= HTML_KEEP; |
putchar(' '); |
print_endword(h); |
} |
} |
} |
} |
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Line 486 print_otag(struct html *h, enum htmltag tag, const cha |
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Line 533 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=\""); |
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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 510 print_otag(struct html *h, enum htmltag tag, const cha |
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Line 560 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; |
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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, '#'); |
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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') { |
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arg1 = NULL; |
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su = NULL; |
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/* First letter: input argument type. */ |
/* First letter: input argument type. */ |
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switch (*fmt++) { |
switch (*fmt++) { |
case 'h': |
case 'h': |
i = va_arg(ap, int); |
i = va_arg(ap, int); |
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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': |
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i = va_arg(ap, int); |
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SCALE_VS_INIT(su, i); |
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break; |
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case 'w': |
case 'w': |
s = va_arg(ap, char *); |
if ((arg2 = va_arg(ap, char *)) != NULL) { |
a2width(s, su); |
su = &mysu; |
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a2width(arg2, su); |
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} |
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if (*fmt == '*') { |
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if (su != NULL && su->unit == SCALE_EN && |
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su->scale > 5.9 && su->scale < 6.1) |
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su = NULL; |
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fmt++; |
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} |
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if (*fmt == '+') { |
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if (su != NULL) { |
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/* Make even bold text fit. */ |
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su->scale *= 1.2; |
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/* Add padding. */ |
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su->scale += 3.0; |
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} |
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fmt++; |
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} |
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if (*fmt == '-') { |
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if (su != NULL) |
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su->scale *= -1.0; |
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fmt++; |
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} |
break; |
break; |
default: |
default: |
abort(); |
abort(); |
Line 571 print_otag(struct html *h, enum htmltag tag, const cha |
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Line 658 print_otag(struct html *h, enum htmltag tag, const cha |
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/* Second letter: style name. */ |
/* Second letter: style name. */ |
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switch (*fmt++) { |
switch (*fmt++) { |
case 'b': |
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attr = "margin-bottom"; |
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break; |
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case 'h': |
case 'h': |
attr = "height"; |
attr = "height"; |
break; |
break; |
Line 583 print_otag(struct html *h, enum htmltag tag, const cha |
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Line 667 print_otag(struct html *h, enum htmltag tag, const cha |
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case 'l': |
case 'l': |
attr = "margin-left"; |
attr = "margin-left"; |
break; |
break; |
case 't': |
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attr = "margin-top"; |
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break; |
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case 'w': |
case 'w': |
attr = "width"; |
attr = "width"; |
break; |
break; |
Line 593 print_otag(struct html *h, enum htmltag tag, const cha |
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Line 674 print_otag(struct html *h, enum htmltag tag, const cha |
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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 *); |
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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; |
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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 |
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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, ' '); |
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if (su != NULL) { |
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v = su->scale; |
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if (su->unit == SCALE_MM && (v /= 100.0) == 0.0) |
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v = 1.0; |
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else if (su->unit == SCALE_BU) |
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v /= 24.0; |
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(void)snprintf(numbuf, sizeof(numbuf), "%.2f", v); |
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print_word(h, numbuf); |
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print_word(h, roffscales[su->unit]); |
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} else |
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print_word(h, arg1); |
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print_byte(h, ';'); |
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have_style = 2; |
} |
} |
if (have_style) |
if (have_style == 2) |
putchar('"'); |
print_byte(h, '"'); |
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va_end(ap); |
va_end(ap); |
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/* 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, '>'); |
|
|
if (tflags & HTML_NLBEGIN) |
if (tflags & HTML_NLBEGIN) |
html_endline(h); |
print_endline(h); |
else |
else |
h->flags |= HTML_NOSPACE; |
h->flags |= HTML_NOSPACE; |
|
|
Line 651 print_ctag(struct html *h, struct tag *tag) |
|
Line 750 print_ctag(struct html *h, struct tag *tag) |
|
if (tflags & HTML_NOINDENT) |
if (tflags & HTML_NOINDENT) |
h->noindent--; |
h->noindent--; |
if (tflags & HTML_NLEND) |
if (tflags & HTML_NLEND) |
html_endline(h); |
print_endline(h); |
html_indent(h); |
print_indent(h); |
printf("</%s>", htmltags[tag->tag].name); |
print_byte(h, '<'); |
|
print_byte(h, '/'); |
|
print_word(h, htmltags[tag->tag].name); |
|
print_byte(h, '>'); |
if (tflags & HTML_NLAFTER) |
if (tflags & HTML_NLAFTER) |
html_endline(h); |
print_endline(h); |
|
|
h->tags.head = tag->next; |
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>"); |
puts("<!DOCTYPE html>"); |
print_endline(h); |
h->flags |= HTML_NLDONE; |
|
} |
} |
|
|
void |
void |
print_text(struct html *h, const char *word) |
print_text(struct html *h, const char *word) |
{ |
{ |
if ((h->flags & (HTML_NLDONE | HTML_NOSPACE)) == 0) { |
if (h->col && (h->flags & HTML_NOSPACE) == 0) { |
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 694 print_text(struct html *h, const char *word) |
|
Line 795 print_text(struct html *h, const char *word) |
|
print_otag(h, TAG_I, ""); |
print_otag(h, TAG_I, ""); |
break; |
break; |
default: |
default: |
html_indent(h); |
print_indent(h); |
break; |
break; |
} |
} |
|
|
Line 719 print_tagq(struct html *h, const struct tag *until) |
|
Line 820 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 731 print_stagq(struct html *h, const struct tag *suntil) |
|
Line 832 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 743 print_paragraph(struct html *h) |
|
Line 844 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. |
|
***********************************************************************/ |
|
|
/* |
/* |
* If something was printed on the current output line, end it. |
* Buffer one HTML output byte. |
* Not to be called right after html_indent(). |
* If the buffer is full, flush and deactivate it and start a new line. |
|
* If the buffer is inactive, print directly. |
*/ |
*/ |
static void |
static void |
html_endline(struct html *h) |
print_byte(struct html *h, char c) |
{ |
{ |
if (h->flags & HTML_NLDONE) |
if ((h->flags & HTML_BUFFER) == 0) { |
|
putchar(c); |
|
h->col++; |
return; |
return; |
|
} |
|
|
|
if (h->col + h->bufcol < sizeof(h->buf)) { |
|
h->buf[h->bufcol++] = c; |
|
return; |
|
} |
|
|
putchar('\n'); |
putchar('\n'); |
h->flags |= HTML_NLDONE | HTML_NOSPACE; |
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, |
* If at the beginning of a new output line, |
* perform indentation and mark the line as containing output. |
* perform indentation and mark the line as containing output. |
* Make sure to really produce some output right afterwards, |
* Make sure to really produce some output right afterwards, |
* but do not use print_otag() for producing it. |
* but do not use print_otag() for producing it. |
*/ |
*/ |
static void |
static void |
html_indent(struct html *h) |
print_indent(struct html *h) |
{ |
{ |
int i; |
size_t i; |
|
|
if ((h->flags & HTML_NLDONE) == 0) |
if (h->col) |
return; |
return; |
|
|
if (h->noindent == 0) |
if (h->noindent == 0) { |
for (i = 0; i < h->indent * 2; i++) |
h->col = h->indent * 2; |
|
for (i = 0; i < h->col; i++) |
putchar(' '); |
putchar(' '); |
h->flags &= ~(HTML_NLDONE | HTML_NOSPACE); |
} |
|
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 789 html_indent(struct html *h) |
|
Line 970 html_indent(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) |