[thirdparty/e2fsprogs.git] / resize / main.c

/*
 * main.c --- ext2 resizer main program
 *
 * Copyright (C) 1997, 1998 by Theodore Ts'o and
 * 	PowerQuest, Inc.
 *
 * Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004 by Theodore Ts'o
 * 
 * %Begin-Header%
 * This file may be redistributed under the terms of the GNU Public
 * License.
 * %End-Header%
 */

#define _LARGEFILE_SOURCE
#define _LARGEFILE64_SOURCE

#ifdef HAVE_GETOPT_H
#include <getopt.h>
#else
extern char *optarg;
extern int optind;
#endif
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>

#include "e2p/e2p.h"

#include "resize2fs.h"

#include "../version.h"

char *program_name, *device_name, *io_options;

static void usage (char *prog)
{
	fprintf (stderr, _("Usage: %s [-d debug_flags] [-f] [-F] [-p] "
			   "device [new_size]\n\n"), prog);

	exit (1);
}

static errcode_t resize_progress_func(ext2_resize_t rfs, int pass,
				      unsigned long cur, unsigned long max)
{
	ext2_sim_progmeter progress;
	const char	*label;
	errcode_t	retval;

	progress = (ext2_sim_progmeter) rfs->prog_data;
	if (max == 0)
		return 0;
	if (cur == 0) {
		if (progress)
			ext2fs_progress_close(progress);
		progress = 0;
		switch (pass) {
		case E2_RSZ_EXTEND_ITABLE_PASS:
			label = _("Extending the inode table");
			break;
		case E2_RSZ_BLOCK_RELOC_PASS:
			label = _("Relocating blocks");
			break;
		case E2_RSZ_INODE_SCAN_PASS:
			label = _("Scanning inode table");
			break;
		case E2_RSZ_INODE_REF_UPD_PASS:
			label = _("Updating inode references");
			break;
		case E2_RSZ_MOVE_ITABLE_PASS:
			label = _("Moving inode table");
			break;
		default:
			label = _("Unknown pass?!?");
			break;
		}
		printf(_("Begin pass %d (max = %lu)\n"), pass, max);
		retval = ext2fs_progress_init(&progress, label, 30,
					      40, max, 0);
		if (retval)
			progress = 0;
		rfs->prog_data = (void *) progress;
	}
	if (progress)
		ext2fs_progress_update(progress, cur);
	if (cur >= max) {
		if (progress)
			ext2fs_progress_close(progress);
		progress = 0;
		rfs->prog_data = 0;
	}
	return 0;
}

int main (int argc, char ** argv)
{
	errcode_t	retval;
	ext2_filsys	fs;
	int		c;
	int		flags = 0;
	int		flush = 0;
	int		force = 0;
	int		fd, ret;
	blk_t		new_size = 0;
	blk_t		max_size = 0;
	io_manager	io_ptr;
	char		*new_size_str = 0;
#ifdef HAVE_FSTAT64
	struct stat64	st_buf;
#else
	struct stat	st_buf;
#endif
	__s64		new_file_size;
	unsigned int	sys_page_size = 4096;
	long		sysval;
	int		len, mount_flags;
	char		*mtpt;

#ifdef ENABLE_NLS
	setlocale(LC_MESSAGES, "");
	setlocale(LC_CTYPE, "");
	bindtextdomain(NLS_CAT_NAME, LOCALEDIR);
	textdomain(NLS_CAT_NAME);
#endif

	initialize_ext2_error_table();

	fprintf (stderr, "resize2fs %s (%s)\n",
		 E2FSPROGS_VERSION, E2FSPROGS_DATE);
	if (argc && *argv)
		program_name = *argv;

	while ((c = getopt (argc, argv, "d:fFhp")) != EOF) {
		switch (c) {
		case 'h':
			usage(program_name);
			break;
		case 'f':
			force = 1;
			break;
		case 'F':
			flush = 1;
			break;
		case 'd':
			flags |= atoi(optarg);
			break;
		case 'p':
			flags |= RESIZE_PERCENT_COMPLETE;
			break;
		default:
			usage(program_name);
		}
	}
	if (optind == argc)
		usage(program_name);

	device_name = argv[optind++];
	if (optind < argc)
		new_size_str = argv[optind++];
	if (optind < argc)
		usage(program_name);
	
	io_options = strchr(device_name, '?');
	if (io_options)
		*io_options++ = 0;

	/*
	 * Figure out whether or not the device is mounted, and if it is
	 * where it is mounted.
	 */
	len=80;
	while (1) {
		mtpt = malloc(len);
		if (!mtpt)
			return ENOMEM;
		mtpt[len-1] = 0;
		retval = ext2fs_check_mount_point(device_name, &mount_flags, 
						  mtpt, len);
		if (retval) {
			com_err("ext2fs_check_mount_point", retval,
				_("while determining whether %s is mounted."),
				device_name);
			exit(1);
		}
		if (!(mount_flags & EXT2_MF_MOUNTED) || (mtpt[len-1] == 0))
			break;
		free(mtpt);
		len = 2 * len;
	}

#ifdef HAVE_OPEN64
	fd = open64(device_name, O_RDWR);
#else
	fd = open(device_name, O_RDWR);
#endif
	if (fd < 0) {
		com_err("open", errno, _("while opening %s"),
			device_name);
		exit(1);
	}

#ifdef HAVE_FSTAT64
	ret = fstat64(fd, &st_buf);
#else
	ret = fstat(fd, &st_buf);
#endif
	if (ret < 0) {
		com_err("open", errno, 
			_("while getting stat information for %s"),
			device_name);
		exit(1);
	}
	
	if (flush) {
		retval = ext2fs_sync_device(fd, 1);
		if (retval) {
			com_err(argv[0], retval, 
				_("while trying to flush %s"),
				device_name);
			exit(1);
		}
	}

	if (!S_ISREG(st_buf.st_mode )) {
		close(fd);
		fd = -1;
	}

	if (flags & RESIZE_DEBUG_IO) {
		io_ptr = test_io_manager;
		test_io_backing_manager = unix_io_manager;
	} else 
		io_ptr = unix_io_manager;

	retval = ext2fs_open2(device_name, io_options, EXT2_FLAG_RW, 
			      0, 0, io_ptr, &fs);
	if (retval) {
		com_err (program_name, retval, _("while trying to open %s"),
			 device_name);
		printf (_("Couldn't find valid filesystem superblock.\n"));
		exit (1);
	}
	/*
	 * Check for compatibility with the feature sets.  We need to
	 * be more stringent than ext2fs_open().
	 */
	if (fs->super->s_feature_compat & ~EXT2_LIB_FEATURE_COMPAT_SUPP) {
		com_err(program_name, EXT2_ET_UNSUPP_FEATURE,
			"(%s)", device_name);
		exit(1);
	}
	
	/* Determine the system page size if possible */
#ifdef HAVE_SYSCONF
#if (!defined(_SC_PAGESIZE) && defined(_SC_PAGE_SIZE))
#define _SC_PAGESIZE _SC_PAGE_SIZE
#endif
#ifdef _SC_PAGESIZE
	sysval = sysconf(_SC_PAGESIZE);
	if (sysval > 0)
		sys_page_size = sysval;
#endif /* _SC_PAGESIZE */
#endif /* HAVE_SYSCONF */

	/*
	 * Get the size of the containing partition, and use this for
	 * defaults and for making sure the new filesystem doesn't
	 * exceed the partition size.
	 */
	retval = ext2fs_get_device_size(device_name, fs->blocksize,
					&max_size);
	if (retval) {
		com_err(program_name, retval,
			_("while trying to determine filesystem size"));
		exit(1);
	}
	if (new_size_str) {
		new_size = parse_num_blocks(new_size_str, 
					    fs->super->s_log_block_size);
		if (!new_size) {
			com_err(program_name, 0, _("bad filesystem size - %s"),
				new_size_str);
			exit(1);
		}
	} else {
		new_size = max_size;
		/* Round down to an even multiple of a pagesize */
		if (sys_page_size > fs->blocksize)
			new_size &= ~((sys_page_size / fs->blocksize)-1);
	}
	
	/*
	 * If we are resizing a plain file, and it's not big enough,
	 * automatically extend it in a sparse fashion by writing the
	 * last requested block.
	 */
	new_file_size = ((__u64) new_size) * fs->blocksize;
	if ((__u64) new_file_size > 
	    (((__u64) 1) << (sizeof(st_buf.st_size)*8 - 1)) - 1)
		fd = -1;
	if ((new_file_size > st_buf.st_size) &&
	    (fd > 0)) {
		if ((ext2fs_llseek(fd, new_file_size-1, SEEK_SET) >= 0) &&
		    (write(fd, "0", 1) == 1))
			max_size = new_size;
	}
	if (!force && (new_size > max_size)) {
		fprintf(stderr, _("The containing partition (or device)"
			" is only %d (%dk) blocks.\nYou requested a new size"
			" of %d blocks.\n\n"), max_size,
			fs->blocksize / 1024, new_size);
		exit(1);
	}
	if (new_size == fs->super->s_blocks_count) {
		fprintf(stderr, _("The filesystem is already %d blocks "
			"long.  Nothing to do!\n\n"), new_size);
		exit(0);
	}
	if (mount_flags & EXT2_MF_MOUNTED) {
		retval = online_resize_fs(fs, mtpt, &new_size, flags);
	} else {
		if (!force && ((fs->super->s_lastcheck < fs->super->s_mtime) ||
			       (fs->super->s_state & EXT2_ERROR_FS) ||
			       ((fs->super->s_state & EXT2_VALID_FS) == 0))) {
			fprintf(stderr, 
				_("Please run 'e2fsck -f %s' first.\n\n"),
				device_name);
			exit(1);
		}
		printf("Resizing the filesystem on %s to %d (%dk) blocks.\n",
		       device_name, new_size, fs->blocksize / 1024);
		retval = resize_fs(fs, &new_size, flags,
				   ((flags & RESIZE_PERCENT_COMPLETE) ?
				    resize_progress_func : 0));
	}
	if (retval) {
		com_err(program_name, retval, _("while trying to resize %s"),
			device_name);
		ext2fs_close (fs);
		exit(1);
	}
	printf(_("The filesystem on %s is now %d blocks long.\n\n"),
	       device_name, new_size);

	if ((st_buf.st_size > new_file_size) &&
	    (fd > 0)) {
#ifdef HAVE_FSTAT64
		ftruncate64(fd, new_file_size);
#else
		ftruncate(fd, (off_t) new_file_size);
#endif
	}
	if (fd > 0)
		close(fd);
	return (0);
}
Commit	Line	Data
24b2c7a7 TT	1	/*
	2	* main.c --- ext2 resizer main program
	3	*
0cee8a5c TT	4	* Copyright (C) 1997, 1998 by Theodore Ts'o and
	5	* PowerQuest, Inc.
	6	*
55f4cbd9	7	* Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004 by Theodore Ts'o
24b2c7a7 TT	8	*
24b2c7a7 TT	9	* %Begin-Header%
0cee8a5c TT	10	* This file may be redistributed under the terms of the GNU Public
0cee8a5c TT	11	* License.
24b2c7a7 TT	12	* %End-Header%
	13	*/
	14
fe07357f TT	15	#define _LARGEFILE_SOURCE
	16	#define _LARGEFILE64_SOURCE
	17
c762c8e6 TT	18	#ifdef HAVE_GETOPT_H
c762c8e6 TT	19	#include <getopt.h>
373b8337 TT	20	#else
	21	extern char *optarg;
	22	extern int optind;
c762c8e6	23	#endif
fe07357f TT	24	#include <unistd.h>
fe07357f TT	25	#include <sys/types.h>
116db1b5	26	#include <sys/stat.h>
fe07357f	27	#include <fcntl.h>
c762c8e6	28
55f4cbd9 TT	29	#include "e2p/e2p.h"
55f4cbd9 TT	30
24b2c7a7 TT	31	#include "resize2fs.h"
24b2c7a7 TT	32
0cee8a5c	33	#include "../version.h"
2e561e02	34
2e8ca9a2	35	char program_name, device_name, *io_options;
24b2c7a7	36
dfcdc32f	37	static void usage (char *prog)
24b2c7a7	38	{
f35fd3d5 TT	39	fprintf (stderr, _("Usage: %s [-d debug_flags] [-f] [-F] [-p] "
f35fd3d5 TT	40	"device [new_size]\n\n"), prog);
2e561e02	41
24b2c7a7 TT	42	exit (1);
	43	}
	44
3b627e8d TT	45	static errcode_t resize_progress_func(ext2_resize_t rfs, int pass,
3b627e8d TT	46	unsigned long cur, unsigned long max)
63b44fbe TT	47	{
	48	ext2_sim_progmeter progress;
	49	const char *label;
	50	errcode_t retval;
	51
	52	progress = (ext2_sim_progmeter) rfs->prog_data;
f4b2a6db	53	if (max == 0)
3b627e8d	54	return 0;
63b44fbe TT	55	if (cur == 0) {
	56	if (progress)
	57	ext2fs_progress_close(progress);
	58	progress = 0;
	59	switch (pass) {
a8519a2d	60	case E2_RSZ_EXTEND_ITABLE_PASS:
a13575f4	61	label = _("Extending the inode table");
63b44fbe TT	62	break;
63b44fbe TT	63	case E2_RSZ_BLOCK_RELOC_PASS:
a13575f4	64	label = _("Relocating blocks");
63b44fbe	65	break;
a8519a2d	66	case E2_RSZ_INODE_SCAN_PASS:
a13575f4	67	label = _("Scanning inode table");
63b44fbe TT	68	break;
63b44fbe TT	69	case E2_RSZ_INODE_REF_UPD_PASS:
a13575f4	70	label = _("Updating inode references");
63b44fbe TT	71	break;
63b44fbe TT	72	case E2_RSZ_MOVE_ITABLE_PASS:
a13575f4	73	label = _("Moving inode table");
63b44fbe	74	break;
a8519a2d	75	default:
a13575f4	76	label = _("Unknown pass?!?");
a8519a2d	77	break;
63b44fbe	78	}
a13575f4	79	printf(_("Begin pass %d (max = %lu)\n"), pass, max);
63b44fbe TT	80	retval = ext2fs_progress_init(&progress, label, 30,
	81	40, max, 0);
	82	if (retval)
	83	progress = 0;
	84	rfs->prog_data = (void *) progress;
	85	}
	86	if (progress)
	87	ext2fs_progress_update(progress, cur);
	88	if (cur >= max) {
	89	if (progress)
	90	ext2fs_progress_close(progress);
	91	progress = 0;
	92	rfs->prog_data = 0;
	93	}
3b627e8d	94	return 0;
63b44fbe TT	95	}
63b44fbe TT	96
0a617317	97	int main (int argc, char ** argv)
24b2c7a7 TT	98	{
	99	errcode_t retval;
	100	ext2_filsys fs;
	101	int c;
05e112a1	102	int flags = 0;
c762c8e6	103	int flush = 0;
f4b2a6db	104	int force = 0;
fe07357f	105	int fd, ret;
f4b2a6db TT	106	blk_t new_size = 0;
f4b2a6db TT	107	blk_t max_size = 0;
24b2c7a7	108	io_manager io_ptr;
55f4cbd9	109	char *new_size_str = 0;
fe07357f TT	110	#ifdef HAVE_FSTAT64
	111	struct stat64 st_buf;
	112	#else
116db1b5	113	struct stat st_buf;
fe07357f TT	114	#endif
fe07357f TT	115	__s64 new_file_size;
54434927	116	unsigned int sys_page_size = 4096;
a7ccdff8	117	long sysval;
bf69235a TT	118	int len, mount_flags;
bf69235a TT	119	char *mtpt;
ddc32a04 TT	120
	121	#ifdef ENABLE_NLS
	122	setlocale(LC_MESSAGES, "");
	123	setlocale(LC_CTYPE, "");
	124	bindtextdomain(NLS_CAT_NAME, LOCALEDIR);
	125	textdomain(NLS_CAT_NAME);
	126	#endif
	127
f4b2a6db	128	initialize_ext2_error_table();
24b2c7a7	129
f35fd3d5	130	fprintf (stderr, "resize2fs %s (%s)\n",
ba0af756	131	E2FSPROGS_VERSION, E2FSPROGS_DATE);
24b2c7a7 TT	132	if (argc && *argv)
24b2c7a7 TT	133	program_name = *argv;
2e561e02	134
f4b2a6db	135	while ((c = getopt (argc, argv, "d:fFhp")) != EOF) {
24b2c7a7 TT	136	switch (c) {
	137	case 'h':
	138	usage(program_name);
	139	break;
f4b2a6db TT	140	case 'f':
	141	force = 1;
	142	break;
c762c8e6 TT	143	case 'F':
	144	flush = 1;
	145	break;
05e112a1 TT	146	case 'd':
	147	flags \|= atoi(optarg);
	148	break;
	149	case 'p':
	150	flags \|= RESIZE_PERCENT_COMPLETE;
	151	break;
24b2c7a7	152	default:
f4b2a6db	153	usage(program_name);
24b2c7a7 TT	154	}
24b2c7a7 TT	155	}
f4b2a6db TT	156	if (optind == argc)
f4b2a6db TT	157	usage(program_name);
2e561e02	158
24b2c7a7	159	device_name = argv[optind++];
55f4cbd9 TT	160	if (optind < argc)
55f4cbd9 TT	161	new_size_str = argv[optind++];
f4b2a6db TT	162	if (optind < argc)
	163	usage(program_name);
	164
2e8ca9a2 TT	165	io_options = strchr(device_name, '?');
	166	if (io_options)
	167	*io_options++ = 0;
	168
bf69235a TT	169	/*
	170	* Figure out whether or not the device is mounted, and if it is
	171	* where it is mounted.
	172	*/
	173	len=80;
	174	while (1) {
	175	mtpt = malloc(len);
	176	if (!mtpt)
	177	return ENOMEM;
	178	mtpt[len-1] = 0;
	179	retval = ext2fs_check_mount_point(device_name, &mount_flags,
	180	mtpt, len);
	181	if (retval) {
	182	com_err("ext2fs_check_mount_point", retval,
	183	_("while determining whether %s is mounted."),
	184	device_name);
	185	exit(1);
	186	}
	187	if (!(mount_flags & EXT2_MF_MOUNTED) \|\| (mtpt[len-1] == 0))
	188	break;
	189	free(mtpt);
	190	len = 2 * len;
	191	}
fe07357f TT	192
	193	#ifdef HAVE_OPEN64
	194	fd = open64(device_name, O_RDWR);
	195	#else
	196	fd = open(device_name, O_RDWR);
	197	#endif
	198	if (fd < 0) {
	199	com_err("open", errno, _("while opening %s"),
	200	device_name);
	201	exit(1);
	202	}
	203
	204	#ifdef HAVE_FSTAT64
	205	ret = fstat64(fd, &st_buf);
	206	#else
	207	ret = fstat(fd, &st_buf);
	208	#endif
	209	if (ret < 0) {
	210	com_err("open", errno,
	211	_("while getting stat information for %s"),
	212	device_name);
	213	exit(1);
	214	}
f4b2a6db	215
c762c8e6	216	if (flush) {
48e08e03 TT	217	retval = ext2fs_sync_device(fd, 1);
	218	if (retval) {
	219	com_err(argv[0], retval,
a13575f4	220	_("while trying to flush %s"),
c762c8e6 TT	221	device_name);
	222	exit(1);
	223	}
fe07357f TT	224	}
	225
	226	if (!S_ISREG(st_buf.st_mode )) {
c762c8e6	227	close(fd);
fe07357f	228	fd = -1;
c762c8e6 TT	229	}
c762c8e6 TT	230
05e112a1 TT	231	if (flags & RESIZE_DEBUG_IO) {
	232	io_ptr = test_io_manager;
	233	test_io_backing_manager = unix_io_manager;
	234	} else
	235	io_ptr = unix_io_manager;
	236
2e8ca9a2 TT	237	retval = ext2fs_open2(device_name, io_options, EXT2_FLAG_RW,
2e8ca9a2 TT	238	0, 0, io_ptr, &fs);
24b2c7a7	239	if (retval) {
a13575f4	240	com_err (program_name, retval, _("while trying to open %s"),
24b2c7a7	241	device_name);
a13575f4	242	printf (_("Couldn't find valid filesystem superblock.\n"));
24b2c7a7 TT	243	exit (1);
24b2c7a7 TT	244	}
101c84f2 TT	245	/*
	246	* Check for compatibility with the feature sets. We need to
	247	* be more stringent than ext2fs_open().
	248	*/
76dd5e5c	249	if (fs->super->s_feature_compat & ~EXT2_LIB_FEATURE_COMPAT_SUPP) {
101c84f2 TT	250	com_err(program_name, EXT2_ET_UNSUPP_FEATURE,
	251	"(%s)", device_name);
	252	exit(1);
	253	}
	254
a7ccdff8 TT	255	/* Determine the system page size if possible */
	256	#ifdef HAVE_SYSCONF
	257	#if (!defined(_SC_PAGESIZE) && defined(_SC_PAGE_SIZE))
	258	#define _SC_PAGESIZE _SC_PAGE_SIZE
	259	#endif
	260	#ifdef _SC_PAGESIZE
	261	sysval = sysconf(_SC_PAGESIZE);
	262	if (sysval > 0)
	263	sys_page_size = sysval;
	264	#endif /* _SC_PAGESIZE */
	265	#endif /* HAVE_SYSCONF */
	266
f4b2a6db TT	267	/*
f4b2a6db TT	268	* Get the size of the containing partition, and use this for
fe07357f	269	* defaults and for making sure the new filesystem doesn't
f4b2a6db TT	270	* exceed the partition size.
	271	*/
	272	retval = ext2fs_get_device_size(device_name, fs->blocksize,
	273	&max_size);
	274	if (retval) {
	275	com_err(program_name, retval,
a13575f4	276	_("while trying to determine filesystem size"));
f4b2a6db TT	277	exit(1);
f4b2a6db TT	278	}
55f4cbd9 TT	279	if (new_size_str) {
	280	new_size = parse_num_blocks(new_size_str,
	281	fs->super->s_log_block_size);
	282	if (!new_size) {
	283	com_err(program_name, 0, _("bad filesystem size - %s"),
	284	new_size_str);
	285	exit(1);
	286	}
	287	} else {
f4b2a6db	288	new_size = max_size;
a7ccdff8 TT	289	/* Round down to an even multiple of a pagesize */
	290	if (sys_page_size > fs->blocksize)
	291	new_size &= ~((sys_page_size / fs->blocksize)-1);
	292	}
792a0881	293
116db1b5 TT	294	/*
	295	* If we are resizing a plain file, and it's not big enough,
	296	* automatically extend it in a sparse fashion by writing the
	297	* last requested block.
	298	*/
fe07357f TT	299	new_file_size = ((__u64) new_size) * fs->blocksize;
	300	if ((__u64) new_file_size >
	301	(((__u64) 1) << (sizeof(st_buf.st_size)*8 - 1)) - 1)
	302	fd = -1;
	303	if ((new_file_size > st_buf.st_size) &&
	304	(fd > 0)) {
	305	if ((ext2fs_llseek(fd, new_file_size-1, SEEK_SET) >= 0) &&
	306	(write(fd, "0", 1) == 1))
116db1b5	307	max_size = new_size;
116db1b5	308	}
f4b2a6db	309	if (!force && (new_size > max_size)) {
a13575f4	310	fprintf(stderr, _("The containing partition (or device)"
792a0881	311	" is only %d (%dk) blocks.\nYou requested a new size"
a13575f4	312	" of %d blocks.\n\n"), max_size,
792a0881	313	fs->blocksize / 1024, new_size);
f4b2a6db TT	314	exit(1);
	315	}
	316	if (new_size == fs->super->s_blocks_count) {
a13575f4 TT	317	fprintf(stderr, _("The filesystem is already %d blocks "
a13575f4 TT	318	"long. Nothing to do!\n\n"), new_size);
f4b2a6db TT	319	exit(0);
f4b2a6db TT	320	}
bf69235a TT	321	if (mount_flags & EXT2_MF_MOUNTED) {
	322	retval = online_resize_fs(fs, mtpt, &new_size, flags);
	323	} else {
	324	if (!force && ((fs->super->s_lastcheck < fs->super->s_mtime) \|\|
	325	(fs->super->s_state & EXT2_ERROR_FS) \|\|
	326	((fs->super->s_state & EXT2_VALID_FS) == 0))) {
	327	fprintf(stderr,
	328	_("Please run 'e2fsck -f %s' first.\n\n"),
	329	device_name);
	330	exit(1);
	331	}
	332	printf("Resizing the filesystem on %s to %d (%dk) blocks.\n",
	333	device_name, new_size, fs->blocksize / 1024);
	334	retval = resize_fs(fs, &new_size, flags,
	335	((flags & RESIZE_PERCENT_COMPLETE) ?
	336	resize_progress_func : 0));
f4b2a6db	337	}
1e1da29f	338	if (retval) {
a13575f4	339	com_err(program_name, retval, _("while trying to resize %s"),
1e1da29f TT	340	device_name);
1e1da29f TT	341	ext2fs_close (fs);
16082112	342	exit(1);
1e1da29f	343	}
a13575f4	344	printf(_("The filesystem on %s is now %d blocks long.\n\n"),
7e71e4c5	345	device_name, new_size);
fe07357f TT	346
	347	if ((st_buf.st_size > new_file_size) &&
	348	(fd > 0)) {
	349	#ifdef HAVE_FSTAT64
	350	ftruncate64(fd, new_file_size);
	351	#else
	352	ftruncate(fd, (off_t) new_file_size);
	353	#endif
	354	}
	355	if (fd > 0)
	356	close(fd);
0a617317	357	return (0);
24b2c7a7	358	}