[thirdparty/xfsprogs-dev.git] / quota / free.c

/*
 * Copyright (c) 2005 Silicon Graphics, Inc.
 * All Rights Reserved.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it would be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write the Free Software Foundation,
 * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */

#include <xfs/command.h>
#include "init.h"
#include "quota.h"

static cmdinfo_t free_cmd;

static void
free_help(void)
{
	printf(_(
"\n"
" reports the number of free disk blocks and inodes\n"
"\n"
" This command reports the number of total, used, and available disk blocks.\n"
" It can optionally report the same set of numbers for inodes and realtime\n"
" disk blocks, and will report on all known XFS filesystem mount points and\n"
" project quota paths by default (see 'print' command for a list).\n"
" -b -- report the block count values\n"
" -i -- report the inode count values\n"
" -r -- report the realtime block count values\n"
" -h -- report in a human-readable format\n"
" -N -- suppress the header from the output\n"
"\n"));
}

static int
mount_free_space_data(
	struct fs_path		*mount,
	__uint64_t		*bcount,
	__uint64_t		*bused,
	__uint64_t		*bfree,
	__uint64_t		*icount,
	__uint64_t		*iused,
	__uint64_t		*ifree,
	__uint64_t		*rcount,
	__uint64_t		*rused,
	__uint64_t		*rfree)
{
	struct xfs_fsop_counts	fscounts;
	struct xfs_fsop_geom	fsgeo;
	struct statfs		st;
	__uint64_t		logsize, count, free;
	int			fd;

	if ((fd = open(mount->fs_dir, O_RDONLY)) < 0) {
		fprintf(stderr, "%s: cannot open %s: %s\n",
			progname, mount->fs_dir, strerror(errno));
		return 0;
	}

	if (platform_fstatfs(fd, &st) < 0) {
		perror("fstatfs");
		close(fd);
		return 0;
	}
	if ((xfsctl(mount->fs_dir, fd, XFS_IOC_FSGEOMETRY_V1, &fsgeo)) < 0) {
		perror("XFS_IOC_FSGEOMETRY_V1");
		close(fd);
		return 0;
	}
	if ((xfsctl(mount->fs_dir, fd, XFS_IOC_FSCOUNTS, &fscounts)) < 0) {
		perror("XFS_IOC_FSCOUNTS");
		close(fd);
		return 0;
	}

	logsize = fsgeo.logstart ? fsgeo.logblocks : 0;
	count = (fsgeo.datablocks - logsize) * fsgeo.blocksize;
	free  = fscounts.freedata * fsgeo.blocksize;
	*bcount = BTOBB(count);
	*bfree  = BTOBB(free);
	*bused  = BTOBB(count - free);

	*icount = st.f_files;
	*ifree  = st.f_ffree;
	*iused  = st.f_files - st.f_ffree;

	count = fsgeo.rtextents * fsgeo.rtextsize * fsgeo.blocksize;
	free  = fscounts.freertx * fsgeo.rtextsize * fsgeo.blocksize;
	*rcount = BTOBB(count);
	*rfree  = BTOBB(free);
	*rused  = BTOBB(count - free);

	close(fd);
	return 1;
}

static int
projects_free_space_data(
	struct fs_path		*path,
	__uint64_t		*bcount,
	__uint64_t		*bused,
	__uint64_t		*bfree,
	__uint64_t		*icount,
	__uint64_t		*iused,
	__uint64_t		*ifree,
	__uint64_t		*rcount,
	__uint64_t		*rused,
	__uint64_t		*rfree)
{
	fs_quota_stat_t		qfs;
	fs_disk_quota_t		d;
	struct fsxattr		fsx;
	uint			type = XFS_PROJ_QUOTA;
	char			*dev = path->fs_name;
	int			fd;

	if (xfsquotactl(XFS_GETQSTAT, dev, type, 0, &qfs) < 0 ||
			!(qfs.qs_flags & XFS_QUOTA_PDQ_ACCT))
		return 0;

	if ((fd = open(path->fs_dir, O_RDONLY)) < 0) {
		fprintf(stderr, "%s: cannot open %s: %s\n",
			progname, path->fs_dir, strerror(errno));
		return 0;
	}

	if ((xfsctl(path->fs_dir, fd, XFS_IOC_FSGETXATTR, &fsx)) < 0) {
		perror("XFS_IOC_FSGETXATTR");
		close(fd);
		return 0;
	}
	if (!(fsx.fsx_xflags & XFS_XFLAG_PROJINHERIT)) {
		fprintf(stderr, _("%s: project quota flag not set on %s\n"),
			progname, path->fs_dir);
		close(fd);
		return 0;
	}

	if (path->fs_prid != fsx.fsx_projid) {
		fprintf(stderr,
			_("%s: project ID %u (%s) doesn't match ID %u (%s)\n"),
			progname, path->fs_prid, projects_file,
			fsx.fsx_projid, path->fs_dir);
		close(fd);
		return 0;
	}

	xfsquotactl(XFS_QSYNC, dev, type, fsx.fsx_projid, NULL);
	if (xfsquotactl(XFS_GETQUOTA, dev, type, fsx.fsx_projid, &d) < 0) {
		perror("XFS_GETQUOTA");
		close(fd);
		return 0;
	}

	/* If no softlimit is set for any of blk/ino/rt, get actual usage */
	if (!d.d_blk_softlimit || !d.d_ino_softlimit || !d.d_rtb_softlimit) {
		mount_free_space_data(path, bcount, bused, bfree,
				icount, iused, ifree, rcount, rused, rfree);
	}

	if (d.d_blk_softlimit) {
		*bcount = d.d_blk_softlimit << 1;
		*bfree = (d.d_blk_softlimit - d.d_bcount) << 1;
	}
	*bused = d.d_bcount << 1;
	if (d.d_ino_softlimit) {
		*icount = d.d_ino_softlimit;
		*ifree = (d.d_ino_softlimit - d.d_icount);
	}
	*iused = d.d_icount;
	if (d.d_rtb_softlimit) {
		*rcount = d.d_rtb_softlimit << 1;
		*rfree = (d.d_rtb_softlimit - d.d_rtbcount) << 1;
	}
	*rcount = d.d_rtbcount << 1;

	close(fd);
	return 1;
}

static int
free_space(
	FILE		*fp,
	uint		form,
	fs_path_t	*path,
	uint		flags)
{
	__uint64_t	bcount, bused, bfree;
	__uint64_t	icount, iused, ifree;
	__uint64_t	rcount, rused, rfree;
	char		a[8], s[8], u[8], p[8];
	int		count;

	count = (path->fs_flags & FS_PROJECT_PATH) ?
		projects_free_space_data(path, &bcount, &bused, &bfree,
						&icount, &iused, &ifree,
						&rcount, &rused, &rfree) :
		mount_free_space_data(path, &bcount, &bused, &bfree,
						&icount, &iused, &ifree,
						&rcount, &rused, &rfree);
	if (!count)
		return 0;

	if (!(flags & NO_HEADER_FLAG)) {
		fprintf(fp, (flags & HUMAN_FLAG) ?
			_("Filesystem  ") : _("Filesystem          "));
		if (form & (XFS_BLOCK_QUOTA|XFS_RTBLOCK_QUOTA))
			fprintf(fp, (flags & HUMAN_FLAG) ?
				_("   Size   Used  Avail Use%%") :
				_(" 1K-blocks       Used  Available  Use%%"));
		else if (form & XFS_INODE_QUOTA)
			fprintf(fp, (flags & HUMAN_FLAG) ?
				_(" Inodes   Used   Free Use%%") :
				_("    Inodes      IUsed      IFree IUse%%"));
		fprintf(fp, _(" Pathname\n"));
	}

	if (flags & HUMAN_FLAG) {
		count = fprintf(fp, "%-12s", path->fs_name);
		if (count > 13)
			fprintf(fp, "\n%12s", " ");
	} else {
		count = fprintf(fp, "%-19s", path->fs_name);
		if (count > 20)
			fprintf(fp, "\n%19s", " ");
	}

	if (form & XFS_BLOCK_QUOTA) {
		if (flags & HUMAN_FLAG)
			fprintf(fp, " %6s %6s %6s %3s%%",
				bbs_to_string(bcount, s, sizeof(s)),
				bbs_to_string(bused, u, sizeof(u)),
				bbs_to_string(bfree, a, sizeof(a)),
				pct_to_string(bused, bcount, p, sizeof(p)));
		else
			fprintf(fp, " %10llu %10llu %10llu  %3s%%",
				(unsigned long long)bcount >> 1,
				(unsigned long long)bused >> 1,
				(unsigned long long)bfree >> 1,
				pct_to_string(bused, bcount, p, sizeof(p)));
	} else if (form & XFS_INODE_QUOTA) {
		if (flags & HUMAN_FLAG)
			fprintf(fp, " %6s %6s %6s %3s%%",
				num_to_string(icount, s, sizeof(s)),
				num_to_string(iused, u, sizeof(u)),
				num_to_string(ifree, a, sizeof(a)),
				pct_to_string(iused, icount, p, sizeof(p)));
		else
			fprintf(fp, " %10llu %10llu %10llu  %3s%%",
				(unsigned long long)icount,
				(unsigned long long)iused,
				(unsigned long long)ifree,
				pct_to_string(iused, icount, p, sizeof(p)));
	} else if (form & XFS_RTBLOCK_QUOTA) {
		if (flags & HUMAN_FLAG)
			fprintf(fp, " %6s %6s %6s %3s%%",
				bbs_to_string(rcount, s, sizeof(s)),
				bbs_to_string(rused, u, sizeof(u)),
				bbs_to_string(rfree, a, sizeof(a)),
				pct_to_string(rused, rcount, p, sizeof(p)));
		else
			fprintf(fp, " %10llu %10llu %10llu  %3s%%",
				(unsigned long long)rcount >> 1,
				(unsigned long long)rused >> 1,
				(unsigned long long)rfree >> 1,
				pct_to_string(rused, rcount, p, sizeof(p)));
	}
	fprintf(fp, " %s\n", path->fs_dir);
	return 1;
}

static void
free_space_list(
	FILE			*fp,
	uint			form,
	uint			type,
	char			*dir,
	uint			flags)
{
	fs_cursor_t		cursor;
	fs_path_t		*path;

	fs_cursor_initialise(dir, type, &cursor);
	while ((path = fs_cursor_next_entry(&cursor))) {
		if (free_space(fp, form, path, flags))
			flags |= NO_HEADER_FLAG;
	}
}

static int
free_f(
	int		argc,
	char		**argv)
{
	FILE		*fp = NULL;
	char		*fname = NULL;
	int		c, flags = 0, form = 0, type = 0;

	while ((c = getopt(argc, argv, "bf:hNir")) != EOF) {
		switch (c) {
		case 'f':
			fname = optarg;
			break;
		case 'b':
			form |= XFS_BLOCK_QUOTA;
			break;
		case 'i':
			form |= XFS_INODE_QUOTA;
			break;
		case 'r':
			form |= XFS_RTBLOCK_QUOTA;
			break;
		case 'h':
			flags |= HUMAN_FLAG;
			break;
		case 'N':
			flags |= NO_HEADER_FLAG;
			break;
		default:
			return command_usage(&free_cmd);
		}
	}

	if (!form)
		form = XFS_BLOCK_QUOTA;

	if (!type)
		type = FS_MOUNT_POINT|FS_PROJECT_PATH;

	if ((fp = fopen_write_secure(fname)) == NULL)
		return 0;

	if (argc == optind)
		free_space_list(fp, form, type, NULL, flags);
	else while (argc > optind)
		free_space_list(fp, form, type, argv[optind++], flags);

	if (fname)
		fclose(fp);
	return 0;
}

void
free_init(void)
{
	free_cmd.name = _("df");
	free_cmd.altname = _("free");
	free_cmd.cfunc = free_f;
	free_cmd.argmin = 0;
	free_cmd.argmax = -1;
	free_cmd.args = _("[-bir] [-hn] [-f file]");
	free_cmd.oneline = _("show free and used counts for blocks and inodes");
	free_cmd.help = free_help;

	add_command(&free_cmd);
}
Commit	Line	Data
5aead01d	1	/*
da23017d NS	2	* Copyright (c) 2005 Silicon Graphics, Inc.
da23017d NS	3	* All Rights Reserved.
5aead01d	4	*
da23017d NS	5	* This program is free software; you can redistribute it and/or
da23017d NS	6	* modify it under the terms of the GNU General Public License as
5aead01d NS	7	* published by the Free Software Foundation.
5aead01d NS	8	*
da23017d NS	9	* This program is distributed in the hope that it would be useful,
	10	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	11	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	12	* GNU General Public License for more details.
5aead01d	13	*
da23017d NS	14	* You should have received a copy of the GNU General Public License
	15	* along with this program; if not, write the Free Software Foundation,
	16	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
5aead01d NS	17	*/
	18
	19	#include <xfs/command.h>
	20	#include "init.h"
	21	#include "quota.h"
	22
	23	static cmdinfo_t free_cmd;
	24
	25	static void
	26	free_help(void)
	27	{
	28	printf(_(
	29	"\n"
	30	" reports the number of free disk blocks and inodes\n"
	31	"\n"
	32	" This command reports the number of total, used, and available disk blocks.\n"
	33	" It can optionally report the same set of numbers for inodes and realtime\n"
	34	" disk blocks, and will report on all known XFS filesystem mount points and\n"
	35	" project quota paths by default (see 'print' command for a list).\n"
	36	" -b -- report the block count values\n"
	37	" -i -- report the inode count values\n"
	38	" -r -- report the realtime block count values\n"
	39	" -h -- report in a human-readable format\n"
1774874a	40	" -N -- suppress the header from the output\n"
5aead01d NS	41	"\n"));
	42	}
	43
	44	static int
	45	mount_free_space_data(
	46	struct fs_path *mount,
	47	__uint64_t *bcount,
	48	__uint64_t *bused,
	49	__uint64_t *bfree,
	50	__uint64_t *icount,
	51	__uint64_t *iused,
	52	__uint64_t *ifree,
	53	__uint64_t *rcount,
	54	__uint64_t *rused,
	55	__uint64_t *rfree)
	56	{
	57	struct xfs_fsop_counts fscounts;
	58	struct xfs_fsop_geom fsgeo;
	59	struct statfs st;
	60	__uint64_t logsize, count, free;
	61	int fd;
	62
	63	if ((fd = open(mount->fs_dir, O_RDONLY)) < 0) {
	64	fprintf(stderr, "%s: cannot open %s: %s\n",
	65	progname, mount->fs_dir, strerror(errno));
	66	return 0;
	67	}
	68
	69	if (platform_fstatfs(fd, &st) < 0) {
	70	perror("fstatfs");
	71	close(fd);
	72	return 0;
	73	}
	74	if ((xfsctl(mount->fs_dir, fd, XFS_IOC_FSGEOMETRY_V1, &fsgeo)) < 0) {
	75	perror("XFS_IOC_FSGEOMETRY_V1");
	76	close(fd);
	77	return 0;
	78	}
	79	if ((xfsctl(mount->fs_dir, fd, XFS_IOC_FSCOUNTS, &fscounts)) < 0) {
	80	perror("XFS_IOC_FSCOUNTS");
	81	close(fd);
	82	return 0;
	83	}
	84
	85	logsize = fsgeo.logstart ? fsgeo.logblocks : 0;
	86	count = (fsgeo.datablocks - logsize) * fsgeo.blocksize;
	87	free = fscounts.freedata * fsgeo.blocksize;
	88	*bcount = BTOBB(count);
	89	*bfree = BTOBB(free);
	90	*bused = BTOBB(count - free);
	91
	92	*icount = st.f_files;
	93	*ifree = st.f_ffree;
	94	*iused = st.f_files - st.f_ffree;
	95
f5e080b0 NS	96	count = fsgeo.rtextents * fsgeo.rtextsize * fsgeo.blocksize;
f5e080b0 NS	97	free = fscounts.freertx * fsgeo.rtextsize * fsgeo.blocksize;
5aead01d NS	98	*rcount = BTOBB(count);
	99	*rfree = BTOBB(free);
	100	*rused = BTOBB(count - free);
	101
	102	close(fd);
	103	return 1;
	104	}
	105
	106	static int
	107	projects_free_space_data(
	108	struct fs_path *path,
	109	__uint64_t *bcount,
	110	__uint64_t *bused,
	111	__uint64_t *bfree,
	112	__uint64_t *icount,
	113	__uint64_t *iused,
	114	__uint64_t *ifree,
	115	__uint64_t *rcount,
	116	__uint64_t *rused,
	117	__uint64_t *rfree)
	118	{
c2df877f	119	fs_quota_stat_t qfs;
5aead01d NS	120	fs_disk_quota_t d;
5aead01d NS	121	struct fsxattr fsx;
5aead01d NS	122	uint type = XFS_PROJ_QUOTA;
	123	char *dev = path->fs_name;
	124	int fd;
	125
c2df877f BN	126	if (xfsquotactl(XFS_GETQSTAT, dev, type, 0, &qfs) < 0 \|\|
	127	!(qfs.qs_flags & XFS_QUOTA_PDQ_ACCT))
	128	return 0;
	129
5aead01d NS	130	if ((fd = open(path->fs_dir, O_RDONLY)) < 0) {
	131	fprintf(stderr, "%s: cannot open %s: %s\n",
	132	progname, path->fs_dir, strerror(errno));
	133	return 0;
	134	}
	135
	136	if ((xfsctl(path->fs_dir, fd, XFS_IOC_FSGETXATTR, &fsx)) < 0) {
	137	perror("XFS_IOC_FSGETXATTR");
	138	close(fd);
	139	return 0;
	140	}
	141	if (!(fsx.fsx_xflags & XFS_XFLAG_PROJINHERIT)) {
	142	fprintf(stderr, _("%s: project quota flag not set on %s\n"),
	143	progname, path->fs_dir);
	144	close(fd);
	145	return 0;
	146	}
	147
764b1982	148	if (path->fs_prid != fsx.fsx_projid) {
5aead01d NS	149	fprintf(stderr,
	150	_("%s: project ID %u (%s) doesn't match ID %u (%s)\n"),
	151	progname, path->fs_prid, projects_file,
764b1982	152	fsx.fsx_projid, path->fs_dir);
5aead01d NS	153	close(fd);
	154	return 0;
	155	}
	156
764b1982 NS	157	xfsquotactl(XFS_QSYNC, dev, type, fsx.fsx_projid, NULL);
764b1982 NS	158	if (xfsquotactl(XFS_GETQUOTA, dev, type, fsx.fsx_projid, &d) < 0) {
5aead01d NS	159	perror("XFS_GETQUOTA");
	160	close(fd);
	161	return 0;
	162	}
	163
	164	/* If no softlimit is set for any of blk/ino/rt, get actual usage */
	165	if (!d.d_blk_softlimit \|\| !d.d_ino_softlimit \|\| !d.d_rtb_softlimit) {
	166	mount_free_space_data(path, bcount, bused, bfree,
	167	icount, iused, ifree, rcount, rused, rfree);
	168	}
	169
	170	if (d.d_blk_softlimit) {
	171	*bcount = d.d_blk_softlimit << 1;
	172	*bfree = (d.d_blk_softlimit - d.d_bcount) << 1;
	173	}
	174	*bused = d.d_bcount << 1;
	175	if (d.d_ino_softlimit) {
	176	*icount = d.d_ino_softlimit;
	177	*ifree = (d.d_ino_softlimit - d.d_icount);
	178	}
	179	*iused = d.d_icount;
	180	if (d.d_rtb_softlimit) {
	181	*rcount = d.d_rtb_softlimit << 1;
	182	*rfree = (d.d_rtb_softlimit - d.d_rtbcount) << 1;
	183	}
	184	*rcount = d.d_rtbcount << 1;
	185
	186	close(fd);
	187	return 1;
	188	}
	189
	190	static int
	191	free_space(
	192	FILE *fp,
	193	uint form,
	194	fs_path_t *path,
	195	uint flags)
	196	{
	197	__uint64_t bcount, bused, bfree;
	198	__uint64_t icount, iused, ifree;
	199	__uint64_t rcount, rused, rfree;
	200	char a[8], s[8], u[8], p[8];
	201	int count;
	202
	203	count = (path->fs_flags & FS_PROJECT_PATH) ?
	204	projects_free_space_data(path, &bcount, &bused, &bfree,
	205	&icount, &iused, &ifree,
	206	&rcount, &rused, &rfree) :
	207	mount_free_space_data(path, &bcount, &bused, &bfree,
	208	&icount, &iused, &ifree,
	209	&rcount, &rused, &rfree);
	210	if (!count)
	211	return 0;
	212
	213	if (!(flags & NO_HEADER_FLAG)) {
	214	fprintf(fp, (flags & HUMAN_FLAG) ?
	215	_("Filesystem ") : _("Filesystem "));
	216	if (form & (XFS_BLOCK_QUOTA\|XFS_RTBLOCK_QUOTA))
	217	fprintf(fp, (flags & HUMAN_FLAG) ?
	218	_(" Size Used Avail Use%%") :
	219	_(" 1K-blocks Used Available Use%%"));
	220	else if (form & XFS_INODE_QUOTA)
	221	fprintf(fp, (flags & HUMAN_FLAG) ?
	222	_(" Inodes Used Free Use%%") :
223	_(" Inodes IUsed IFree IUse%%"));
224	fprintf(fp, _(" Pathname\n"));
225	}
226
227	if (flags & HUMAN_FLAG) {
228	count = fprintf(fp, "%-12s", path->fs_name);
229	if (count > 13)
230	fprintf(fp, "\n%12s", " ");
231	} else {
232	count = fprintf(fp, "%-19s", path->fs_name);
233	if (count > 20)
234	fprintf(fp, "\n%19s", " ");
235	}
236
237	if (form & XFS_BLOCK_QUOTA) {
238	if (flags & HUMAN_FLAG)
239	fprintf(fp, " %6s %6s %6s %3s%%",
240	bbs_to_string(bcount, s, sizeof(s)),
241	bbs_to_string(bused, u, sizeof(u)),
242	bbs_to_string(bfree, a, sizeof(a)),
243	pct_to_string(bused, bcount, p, sizeof(p)));
244	else
245	fprintf(fp, " %10llu %10llu %10llu %3s%%",
246	(unsigned long long)bcount >> 1,
247	(unsigned long long)bused >> 1,
248	(unsigned long long)bfree >> 1,
249	pct_to_string(bused, bcount, p, sizeof(p)));
250	} else if (form & XFS_INODE_QUOTA) {
251	if (flags & HUMAN_FLAG)
252	fprintf(fp, " %6s %6s %6s %3s%%",
253	num_to_string(icount, s, sizeof(s)),
254	num_to_string(iused, u, sizeof(u)),
255	num_to_string(ifree, a, sizeof(a)),
256	pct_to_string(iused, icount, p, sizeof(p)));
257	else
258	fprintf(fp, " %10llu %10llu %10llu %3s%%",
259	(unsigned long long)icount,
260	(unsigned long long)iused,
261	(unsigned long long)ifree,
262	pct_to_string(iused, icount, p, sizeof(p)));
263	} else if (form & XFS_RTBLOCK_QUOTA) {
264	if (flags & HUMAN_FLAG)
265	fprintf(fp, " %6s %6s %6s %3s%%",
266	bbs_to_string(rcount, s, sizeof(s)),
267	bbs_to_string(rused, u, sizeof(u)),
268	bbs_to_string(rfree, a, sizeof(a)),
269	pct_to_string(rused, rcount, p, sizeof(p)));
270	else
271	fprintf(fp, " %10llu %10llu %10llu %3s%%",
272	(unsigned long long)rcount >> 1,
273	(unsigned long long)rused >> 1,
274	(unsigned long long)rfree >> 1,
275	pct_to_string(rused, rcount, p, sizeof(p)));
276	}
277	fprintf(fp, " %s\n", path->fs_dir);
278	return 1;
279	}
280
281	static void
282	free_space_list(
283	FILE *fp,
284	uint form,
285	uint type,
286	char *dir,
287	uint flags)
288	{
289	fs_cursor_t cursor;
290	fs_path_t *path;
291
292	fs_cursor_initialise(dir, type, &cursor);
293	while ((path = fs_cursor_next_entry(&cursor))) {
294	if (free_space(fp, form, path, flags))
295	flags \|= NO_HEADER_FLAG;
296	}
297	}
298
299	static int
300	free_f(
301	int argc,
302	char **argv)
303	{
304	FILE *fp = NULL;
305	char *fname = NULL;
306	int c, flags = 0, form = 0, type = 0;
307
1774874a	308	while ((c = getopt(argc, argv, "bf:hNir")) != EOF) {
5aead01d NS	309	switch (c) {
	310	case 'f':
	311	fname = optarg;
	312	break;
	313	case 'b':
	314	form \|= XFS_BLOCK_QUOTA;
	315	break;
	316	case 'i':
	317	form \|= XFS_INODE_QUOTA;
	318	break;
	319	case 'r':
	320	form \|= XFS_RTBLOCK_QUOTA;
	321	break;
	322	case 'h':
	323	flags \|= HUMAN_FLAG;
	324	break;
1774874a	325	case 'N':
5aead01d NS	326	flags \|= NO_HEADER_FLAG;
	327	break;
	328	default:
	329	return command_usage(&free_cmd);
	330	}
	331	}
	332
	333	if (!form)
	334	form = XFS_BLOCK_QUOTA;
	335
	336	if (!type)
	337	type = FS_MOUNT_POINT\|FS_PROJECT_PATH;
	338
	339	if ((fp = fopen_write_secure(fname)) == NULL)
	340	return 0;
	341
	342	if (argc == optind)
	343	free_space_list(fp, form, type, NULL, flags);
	344	else while (argc > optind)
	345	free_space_list(fp, form, type, argv[optind++], flags);
	346
	347	if (fname)
	348	fclose(fp);
	349	return 0;
	350	}
	351
	352	void
	353	free_init(void)
	354	{
	355	free_cmd.name = _("df");
	356	free_cmd.altname = _("free");
	357	free_cmd.cfunc = free_f;
	358	free_cmd.argmin = 0;
	359	free_cmd.argmax = -1;
	360	free_cmd.args = _("[-bir] [-hn] [-f file]");
	361	free_cmd.oneline = _("show free and used counts for blocks and inodes");
	362	free_cmd.help = free_help;
	363
	364	add_command(&free_cmd);
	365	}