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/* benchmark.c - main function for markdown module benchmarking */
/*
* Copyright (c) 2009, Natacha Porté
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include "markdown.h"
#include "renderers.h"
#include <stdio.h>
#include <errno.h>
#include <stdlib.h>
#include <string.h>
#define READ_UNIT 1024
#define OUTPUT_UNIT 64
/* buffer statistics, to track some memleaks */
extern long buffer_stat_nb;
extern size_t buffer_stat_alloc_bytes;
/* markdown_file • performs markdown transformation on FILE* */
static void
benchmark(FILE *in, int nb) {
struct buf *ib, *ob;
size_t ret, i, n;
if (!in) return;
n = (nb <= 1) ? 1 : nb;
/* reading everything */
ib = bufnew(READ_UNIT);
bufgrow(ib, READ_UNIT);
while ((ret = fread(ib->data + ib->size, 1,
ib->asize - ib->size, in)) > 0) {
ib->size += ret;
bufgrow(ib, ib->size + READ_UNIT); }
/* performing markdown parsing */
for (i = 0; i < n; i += 1) {
ob = bufnew(OUTPUT_UNIT);
ob->size = 0;
markdown(ob, ib, &mkd_xhtml);
bufrelease(ob); }
/* cleanup */
bufrelease(ib); }
/* main • main function, interfacing STDIO with the parser */
int
main(int argc, char **argv) {
int nb = 1, i, j, f, files = 0;
FILE *in = 0;
/* looking for a count number */
if (argc > 1) {
for (i = 1; i < argc; i += 1)
if (argv[i][0] == '-' && argv[i][1] == '-')
nb = atoi(argv[i] + 2);
else files += 1;
if (nb < 1) {
fprintf(stderr, "Usage: %s [--<number>] "
"[file] [file] ...\n", argv[0]);
return 2; } }
/* if no file is given, using stdin as the only file */
if (files <= 0) {
in = stdin;
files = 1; }
/* performing the markdown */
f = 0;
for (j = 0; j < files; j += 1) {
if (in != stdin) {
f += 1;
while (f < argc
&& argv[f][0] == '-' && argv[f][1] == '-')
f += 1;
if (f >= argc) break;
in = fopen(argv[f], "r");
if (!in) {
fprintf(stderr, "Unable to open \"%s\": %s\n",
argv[f], strerror(errno));
continue; } }
benchmark(in, nb);
if (in != stdin) fclose(in); }
/* memory checks */
if (buffer_stat_nb)
fprintf(stderr, "Warning: %ld buffers still active\n",
buffer_stat_nb);
if (buffer_stat_alloc_bytes)
fprintf(stderr, "Warning: %zu bytes still allocated\n",
buffer_stat_alloc_bytes);
return 0; }
/* vim: set filetype=c: */