version.c revision d1154eb460efe588eaed3d439c1caaca149fa362 
1/*
2 * version.c --- Return the version of the ext2 library
3 *
4 * Copyright (C) 1997 Theodore Ts'o.
5 *
6 * %Begin-Header%
7 * This file may be redistributed under the terms of the GNU Library
8 * General Public License, version 2.
9 * %End-Header%
10 */
11
12#include "config.h"
13#if HAVE_UNISTD_H
14#include <unistd.h>
15#endif
16#include <string.h>
17#include <stdio.h>
18#include <ctype.h>
19
20#include "ext2_fs.h"
21#include "ext2fs.h"
22
23#include "../../version.h"
24
25static const char *lib_version = E2FSPROGS_VERSION;
26static const char *lib_date = E2FSPROGS_DATE;
27
28int ext2fs_parse_version_string(const char *ver_string)
29{
30	const char *cp;
31	int version = 0, dot_count = 0;
32
33	for (cp = ver_string; *cp; cp++) {
34		if (*cp == '.') {
35			if (dot_count++)
36				break;
37			else
38				continue;
39		}
40		if (!isdigit(*cp))
41			break;
42		version = (version * 10) + (*cp - '0');
43	}
44	return version;
45}
46
47
48int ext2fs_get_library_version(const char **ver_string,
49			       const char **date_string)
50{
51	if (ver_string)
52		*ver_string = lib_version;
53	if (date_string)
54		*date_string = lib_date;
55
56	return ext2fs_parse_version_string(lib_version);
57}
58