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/* markdown: a C implementation of John Gruber's Markdown markup language.
*
* Copyright (C) 2009 David L Parsons.
* The redistribution terms are provided in the COPYRIGHT file that must
* be distributed with this source code.
*/
#include <stdio.h>
#include <string.h>
#include <stdarg.h>
#include <stdlib.h>
#include <time.h>
#include <ctype.h>
#include "config.h"
#include "cstring.h"
#include "markdown.h"
#include "amalloc.h"
/*
* dump out stylesheet sections.
*/
static void
stylesheets(Paragraph *p, Cstring *f)
{
Line* q;
for ( ; p ; p = p->next ) {
if ( p->typ == STYLE ) {
for ( q = p->text; q ; q = q->next ) {
Cswrite(f, T(q->text), S(q->text));
Csputc('\n', f);
}
}
if ( p->down )
stylesheets(p->down, f);
}
}
/* dump any embedded styles to a string
*/
int
mkd_css(Document *d, char **res)
{
Cstring f;
int size;
if ( res && d && d->compiled ) {
*res = 0;
CREATE(f);
RESERVE(f, 100);
stylesheets(d->code, &f);
if ( (size = S(f)) > 0 ) {
EXPAND(f) = 0;
/* HACK ALERT! HACK ALERT! HACK ALERT! */
*res = T(f);/* we know that a T(Cstring) is a character pointer */
/* so we can simply pick it up and carry it away, */
/* leaving the husk of the Ctring on the stack */
/* END HACK ALERT */
}
else
DELETE(f);
return size;
}
return EOF;
}
/* dump any embedded styles to a file
*/
int
mkd_generatecss(Document *d, FILE *f)
{
char *res;
int written = EOF, size = mkd_css(d, &res);
if ( size > 0 )
written = fwrite(res, 1, size, f);
if ( res )
free(res);
return (written == size) ? size : EOF;
}
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