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