1/* See LICENSE file for copyright and license details. */
 2#include <stdio.h>
 3#include <stdlib.h>
 4#include <string.h>
 5
 6#include "../text.h"
 7#include "../util.h"
 8
 9void
10getlines(FILE *fp, struct linebuf *b)
11{
12  char   *line = NULL;
13  size_t  size = 0, linelen = 0;
14  ssize_t len;
15
16  while ((len = getline(&line, &size, fp)) > 0) {
17    if (++b->nlines > b->capacity) {
18      b->capacity += 512;
19      b->lines = ereallocarray(b->lines, b->capacity, sizeof(*b->lines));
20    }
21    linelen                      = len;
22    b->lines[b->nlines - 1].data = memcpy(emalloc(linelen + 1), line, linelen + 1);
23    b->lines[b->nlines - 1].len  = linelen;
24  }
25  free(line);
26  if (b->lines && b->nlines && linelen && b->lines[b->nlines - 1].data[linelen - 1] != '\n') {
27    b->lines[b->nlines - 1].data              = erealloc(b->lines[b->nlines - 1].data, linelen + 2);
28    b->lines[b->nlines - 1].data[linelen]     = '\n';
29    b->lines[b->nlines - 1].data[linelen + 1] = '\0';
30    b->lines[b->nlines - 1].len++;
31  }
32}