58 lines
1.2 KiB
C
58 lines
1.2 KiB
C
#include "markdown.h"
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#include "html.h"
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#define READ_UNIT 1024
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#define OUTPUT_UNIT 64
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int
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main(int argc, char **argv)
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{
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hoedown_buffer *ib, *ob;
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FILE *in = stdin;
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hoedown_callbacks callbacks;
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hoedown_html_renderopt options;
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struct hoedown_markdown *markdown;
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/* opening the file if given from the command line */
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if (argc > 1) {
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in = fopen(argv[1], "r");
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if (!in) {
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fprintf(stderr, "Unable to open input file \"%s\": %s\n", argv[1], strerror(errno));
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return 1;
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}
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}
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/* reading everything */
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ib = hoedown_buffer_new(READ_UNIT);
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while (!feof(in) && !ferror(in)) {
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hoedown_buffer_grow(ib, ib->size + READ_UNIT);
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ib->size += fread(ib->data + ib->size, 1, READ_UNIT, in);
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}
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if (in != stdin)
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fclose(in);
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/* performing markdown parsing */
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ob = hoedown_buffer_new(OUTPUT_UNIT);
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hoedown_html_renderer(&callbacks, &options, 0, 0);
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markdown = hoedown_markdown_new(0, 16, &callbacks, &options);
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hoedown_markdown_render(ob, ib->data, ib->size, markdown);
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hoedown_markdown_free(markdown);
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/* writing the result to stdout */
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(void)fwrite(ob->data, 1, ob->size, stdout);
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/* cleanup */
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hoedown_buffer_free(ib);
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hoedown_buffer_free(ob);
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return ferror(stdout);
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}
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