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GCC Code Coverage Report

Directory:	./		Exec	Total	Coverage
File:	usr.sbin/repquota/repquota.c	Lines:	0	171	0.0 %
Date:	2017-11-13	Branches:	0	141	0.0 %


/*
 * Copyright (c) 1980, 1990, 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * Robert Elz at The University of Melbourne.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

/*
 * Quota report
 */
#include <sys/param.h>	/* dbtob */
#include <sys/stat.h>
#include <ufs/ufs/quota.h>
#include <fstab.h>
#include <pwd.h>
#include <grp.h>
#include <stdio.h>
#include <unistd.h>
#include <string.h>
#include <errno.h>
#include <stdlib.h>

char *qfname = QUOTAFILENAME;
char *qfextension[] = INITQFNAMES;

struct fileusage {
	struct	fileusage *fu_next;
	struct	dqblk fu_dqblk;
	uid_t	fu_id;
	char	fu_name[1];
	/* actually bigger */
};
#define FUHASH 1024	/* must be power of two */
struct fileusage *fuhead[MAXQUOTAS][FUHASH];
struct fileusage *lookup(uid_t, int);
struct fileusage *addid(uid_t id, int type, char *name);
uid_t highid[MAXQUOTAS];	/* highest addid()'ed identifier per type */

int	vflag;			/* verbose */
int	aflag;			/* all file systems */

void	usage(void);
int	repquota(struct fstab *, int, char *);
int	hasquota(struct fstab *, int, char **);
int	oneof(char *, char *[], int);
char	*timeprt(time_t);
int
main(int argc, char *argv[])
{
	struct fstab *fs;
	struct passwd *pw;
	struct group *gr;
	int gflag = 0, uflag = 0, errs = 0;
	long i, argnum, done = 0;
	extern char *optarg;
	extern int optind;
	char *qfnp;
	int ch;

	while ((ch = getopt(argc, argv, "aguv")) != -1) {
		switch(ch) {
		case 'a':
			aflag++;
			break;
		case 'g':
			gflag++;
			break;
		case 'u':
			uflag++;
			break;
		case 'v':
			vflag++;
			break;
		default:
			usage();
		}
	}
	argc -= optind;
	argv += optind;
	if ((argc == 0) == (aflag == 0))
		usage();
	if (!gflag && !uflag) {
		if (aflag)
			gflag++;
		uflag++;
	}
	if (gflag) {
		setgrent();
		while ((gr = getgrent()) != 0)
			(void) addid((uid_t)gr->gr_gid, GRPQUOTA, gr->gr_name);
		endgrent();
	}
	if (uflag) {
		setpwent();
		while ((pw = getpwent()) != 0)
			(void) addid(pw->pw_uid, USRQUOTA, pw->pw_name);
		endpwent();
	}
	setfsent();
	while ((fs = getfsent()) != NULL) {
		if (strcmp(fs->fs_vfstype, "ffs") &&
		    strcmp(fs->fs_vfstype, "ufs") &&
		    strcmp(fs->fs_vfstype, "mfs"))
			continue;
		if (aflag) {
			if (gflag && hasquota(fs, GRPQUOTA, &qfnp))
				errs += repquota(fs, GRPQUOTA, qfnp);
			if (uflag && hasquota(fs, USRQUOTA, &qfnp))
				errs += repquota(fs, USRQUOTA, qfnp);
			continue;
		}
		if ((argnum = oneof(fs->fs_file, argv, argc)) >= 0 ||
		    (argnum = oneof(fs->fs_spec, argv, argc)) >= 0) {
			done |= 1 << argnum;
			if (gflag && hasquota(fs, GRPQUOTA, &qfnp))
				errs += repquota(fs, GRPQUOTA, qfnp);
			if (uflag && hasquota(fs, USRQUOTA, &qfnp))
				errs += repquota(fs, USRQUOTA, qfnp);
		}
	}
	endfsent();
	for (i = 0; i < argc; i++)
		if ((done & (1 << i)) == 0)
			fprintf(stderr, "%s not found in fstab\n", argv[i]);
	exit(errs);
}

void
usage(void)
{
	extern char *__progname;
	fprintf(stderr, "usage: %s [-aguv] filesystem ...\n", __progname);
	exit(1);
}

int
repquota(struct fstab *fs, int type, char *qfpathname)
{
	struct fileusage *fup;
	FILE *qf;
	uid_t id;
	struct dqblk dqbuf;
	char *timeprt(time_t);
	static struct dqblk zerodqblk;
	static int warned = 0;
	static int multiple = 0;

	if (quotactl(fs->fs_file, QCMD(Q_SYNC, type), 0, 0) < 0 &&
	    errno == EOPNOTSUPP && !warned && vflag) {
		warned++;
		fprintf(stdout,
		    "*** Warning: Quotas are not compiled into this kernel\n");
	}
	if (multiple++)
		printf("\n");
	if (vflag)
		fprintf(stdout, "*** Report for %s quotas on %s (%s)\n",
		    qfextension[type], fs->fs_file, fs->fs_spec);
	if ((qf = fopen(qfpathname, "r")) == NULL) {
		perror(qfpathname);
		return (1);
	}
	for (id = 0; ; id++) {
		fread(&dqbuf, sizeof(struct dqblk), 1, qf);
		if (feof(qf))
			break;
		if (dqbuf.dqb_curinodes == 0 && dqbuf.dqb_curblocks == 0)
			continue;
		if ((fup = lookup(id, type)) == 0)
			fup = addid(id, type, NULL);
		fup->fu_dqblk = dqbuf;
	}
	fclose(qf);
	printf("                        KByte limits               File limits\n");
	printf("User            used    soft    hard  grace    used  soft  hard  grace\n");
	for (id = 0; id <= highid[type]; id++) {
		fup = lookup(id, type);
		if (fup == 0)
			continue;
		if (fup->fu_dqblk.dqb_curinodes == 0 &&
		    fup->fu_dqblk.dqb_curblocks == 0)
			continue;
		printf("%-10s", fup->fu_name);
		printf("%c%c %7d %7d %7d %6s",
			fup->fu_dqblk.dqb_bsoftlimit &&
			    fup->fu_dqblk.dqb_curblocks >=
			    fup->fu_dqblk.dqb_bsoftlimit ? '+' : '-',
			fup->fu_dqblk.dqb_isoftlimit &&
			    fup->fu_dqblk.dqb_curinodes >=
			    fup->fu_dqblk.dqb_isoftlimit ? '+' : '-',
			(int)(dbtob((u_quad_t)fup->fu_dqblk.dqb_curblocks)
			    / 1024),
			(int)(dbtob((u_quad_t)fup->fu_dqblk.dqb_bsoftlimit)
			    / 1024),
			(int)(dbtob((u_quad_t)fup->fu_dqblk.dqb_bhardlimit)
			    / 1024),
			fup->fu_dqblk.dqb_bsoftlimit &&
			    fup->fu_dqblk.dqb_curblocks >=
			    fup->fu_dqblk.dqb_bsoftlimit ?
			    timeprt(fup->fu_dqblk.dqb_btime) : "");
		printf("  %6d %5d %5d %6s\n",
			fup->fu_dqblk.dqb_curinodes,
			fup->fu_dqblk.dqb_isoftlimit,
			fup->fu_dqblk.dqb_ihardlimit,
			fup->fu_dqblk.dqb_isoftlimit &&
			    fup->fu_dqblk.dqb_curinodes >=
			    fup->fu_dqblk.dqb_isoftlimit ?
			    timeprt(fup->fu_dqblk.dqb_itime) : "");
		fup->fu_dqblk = zerodqblk;
	}
	return (0);
}

/*
 * Check to see if target appears in list of size cnt.
 */
int
oneof(char *target, char *list[], int cnt)
{
	int i;

	for (i = 0; i < cnt; i++)
		if (strcmp(target, list[i]) == 0)
			return (i);
	return (-1);
}

/*
 * Check to see if a particular quota is to be enabled.
 */
int
hasquota(struct fstab *fs, int type, char **qfnamep)
{
	char *opt;
	char *cp;
	static char initname, usrname[100], grpname[100];
	static char buf[BUFSIZ];

	if (!initname) {
		(void)snprintf(usrname, sizeof usrname, "%s%s",
		    qfextension[USRQUOTA], qfname);
		(void)snprintf(grpname, sizeof grpname, "%s%s",
		    qfextension[GRPQUOTA], qfname);
		initname = 1;
	}
	strlcpy(buf, fs->fs_mntops, sizeof buf);
	for (opt = strtok(buf, ","); opt; opt = strtok(NULL, ",")) {
		if ((cp = strchr(opt, '=')))
			*cp++ = '\0';
		if (type == USRQUOTA && strcmp(opt, usrname) == 0)
			break;
		if (type == GRPQUOTA && strcmp(opt, grpname) == 0)
			break;
	}
	if (!opt)
		return (0);
	if (cp) {
		*qfnamep = cp;
		return (1);
	}
	(void)snprintf(buf, sizeof buf, "%s/%s.%s",
	    fs->fs_file, qfname, qfextension[type]);
	*qfnamep = buf;
	return (1);
}

/*
 * Routines to manage the file usage table.
 *
 * Lookup an id of a specific type.
 */
struct fileusage *
lookup(uid_t id, int type)
{
	struct fileusage *fup;

	for (fup = fuhead[type][id & (FUHASH-1)]; fup != 0; fup = fup->fu_next)
		if (fup->fu_id == id)
			return (fup);
	return (NULL);
}

/*
 * Add a new file usage id if it does not already exist.
 */
struct fileusage *
addid(uid_t id, int type, char *name)
{
	struct fileusage *fup, **fhp;
	size_t len;

	if ((fup = lookup(id, type)))
		return (fup);
	if (name)
		len = strlen(name);
	else
		len = 10;
	if ((fup = calloc(1, sizeof(*fup) + len)) == NULL) {
		fprintf(stderr, "out of memory for fileusage structures\n");
		exit(1);
	}
	fhp = &fuhead[type][id & (FUHASH - 1)];
	fup->fu_next = *fhp;
	*fhp = fup;
	fup->fu_id = id;
	if (id > highid[type])
		highid[type] = id;
	if (name) {
		bcopy(name, fup->fu_name, len + 1);
	} else {
		snprintf(fup->fu_name, len, "%u", id);
	}
	return (fup);
}

/*
 * Calculate the grace period and return a printable string for it.
 */
char *
timeprt(time_t seconds)
{
	int hours, minutes;
	static char buf[20];
	static time_t now;

	if (now == 0)
		time(&now);
	if (now > seconds)
		return ("none");
	seconds -= now;
	minutes = (seconds + 30) / 60;
	hours = (minutes + 30) / 60;
	if (hours >= 36) {
		snprintf(buf, sizeof buf, "%ddays", (hours + 12) / 24);
		return (buf);
	}
	if (minutes >= 60) {
		snprintf(buf, sizeof buf, "%2d:%d", minutes / 60,
		    minutes % 60);
		return (buf);
	}
	snprintf(buf, sizeof buf, "%2d", minutes);
	return (buf);
}


Generated by: GCOVR (Version 3.3)

Line	Branch	Exec	Source
1			/*
2			* Copyright (c) 1980, 1990, 1993
3			* The Regents of the University of California. All rights reserved.
4			*
5			* This code is derived from software contributed to Berkeley by
6			* Robert Elz at The University of Melbourne.
7			*
8			* Redistribution and use in source and binary forms, with or without
9			* modification, are permitted provided that the following conditions
10			* are met:
11			* 1. Redistributions of source code must retain the above copyright
12			* notice, this list of conditions and the following disclaimer.
13			* 2. Redistributions in binary form must reproduce the above copyright
14			* notice, this list of conditions and the following disclaimer in the
15			* documentation and/or other materials provided with the distribution.
16			* 3. Neither the name of the University nor the names of its contributors
17			* may be used to endorse or promote products derived from this software
18			* without specific prior written permission.
19			*
20			* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21			* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22			* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23			* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24			* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25			* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26			* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27			* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28			* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29			* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30			* SUCH DAMAGE.
31			*/
32
33			/*
34			* Quota report
35			*/
36			#include <sys/param.h> /* dbtob */
37			#include <sys/stat.h>
38			#include <ufs/ufs/quota.h>
39			#include <fstab.h>
40			#include <pwd.h>
41			#include <grp.h>
42			#include <stdio.h>
43			#include <unistd.h>
44			#include <string.h>
45			#include <errno.h>
46			#include <stdlib.h>
47
48			char *qfname = QUOTAFILENAME;
49			char *qfextension[] = INITQFNAMES;
50
51			struct fileusage {
52			struct fileusage *fu_next;
53			struct dqblk fu_dqblk;
54			uid_t fu_id;
55			char fu_name[1];
56			/* actually bigger */
57			};
58			#define FUHASH 1024 /* must be power of two */
59			struct fileusage *fuhead[MAXQUOTAS][FUHASH];
60			struct fileusage *lookup(uid_t, int);
61			struct fileusage addid(uid_t id, int type, char name);
62			uid_t highid[MAXQUOTAS]; /* highest addid()'ed identifier per type */
63
64			int vflag; /* verbose */
65			int aflag; /* all file systems */
66
67			void usage(void);
68			int repquota(struct fstab , int, char );
69			int hasquota(struct fstab , int, char *);
70			int oneof(char , char [], int);
71			char *timeprt(time_t);
72			int
73			main(int argc, char *argv[])
74			{
75			struct fstab *fs;
76			struct passwd *pw;
77			struct group *gr;
78			int gflag = 0, uflag = 0, errs = 0;
79			long i, argnum, done = 0;
80			extern char *optarg;
81			extern int optind;
82			char *qfnp;
83			int ch;
84
85			while ((ch = getopt(argc, argv, "aguv")) != -1) {
86			switch(ch) {
87			case 'a':
88			aflag++;
89			break;
90			case 'g':
91			gflag++;
92			break;
93			case 'u':
94			uflag++;
95			break;
96			case 'v':
97			vflag++;
98			break;
99			default:
100			usage();
101			}
102			}
103			argc -= optind;
104			argv += optind;
105			if ((argc == 0) == (aflag == 0))
106			usage();
107			if (!gflag && !uflag) {
108			if (aflag)
109			gflag++;
110			uflag++;
111			}
112			if (gflag) {
113			setgrent();
114			while ((gr = getgrent()) != 0)
115			(void) addid((uid_t)gr->gr_gid, GRPQUOTA, gr->gr_name);
116			endgrent();
117			}
118			if (uflag) {
119			setpwent();
120			while ((pw = getpwent()) != 0)
121			(void) addid(pw->pw_uid, USRQUOTA, pw->pw_name);
122			endpwent();
123			}
124			setfsent();
125			while ((fs = getfsent()) != NULL) {
126			if (strcmp(fs->fs_vfstype, "ffs") &&
127			strcmp(fs->fs_vfstype, "ufs") &&
128			strcmp(fs->fs_vfstype, "mfs"))
129			continue;
130			if (aflag) {
131			if (gflag && hasquota(fs, GRPQUOTA, &qfnp))
132			errs += repquota(fs, GRPQUOTA, qfnp);
133			if (uflag && hasquota(fs, USRQUOTA, &qfnp))
134			errs += repquota(fs, USRQUOTA, qfnp);
135			continue;
136			}
137			if ((argnum = oneof(fs->fs_file, argv, argc)) >= 0 \|\|
138			(argnum = oneof(fs->fs_spec, argv, argc)) >= 0) {
139			done \|= 1 << argnum;
140			if (gflag && hasquota(fs, GRPQUOTA, &qfnp))
141			errs += repquota(fs, GRPQUOTA, qfnp);
142			if (uflag && hasquota(fs, USRQUOTA, &qfnp))
143			errs += repquota(fs, USRQUOTA, qfnp);
144			}
145			}
146			endfsent();
147			for (i = 0; i < argc; i++)
148			if ((done & (1 << i)) == 0)
149			fprintf(stderr, "%s not found in fstab\n", argv[i]);
150			exit(errs);
151			}
152
153			void
154			usage(void)
155			{
156			extern char *__progname;
157			fprintf(stderr, "usage: %s [-aguv] filesystem ...\n", __progname);
158			exit(1);
159			}
160
161			int
162			repquota(struct fstab fs, int type, char qfpathname)
163			{
164			struct fileusage *fup;
165			FILE *qf;
166			uid_t id;
167			struct dqblk dqbuf;
168			char *timeprt(time_t);
169			static struct dqblk zerodqblk;
170			static int warned = 0;
171			static int multiple = 0;
172
173			if (quotactl(fs->fs_file, QCMD(Q_SYNC, type), 0, 0) < 0 &&
174			errno == EOPNOTSUPP && !warned && vflag) {
175			warned++;
176			fprintf(stdout,
177			"*** Warning: Quotas are not compiled into this kernel\n");
178			}
179			if (multiple++)
180			printf("\n");
181			if (vflag)
182			fprintf(stdout, "*** Report for %s quotas on %s (%s)\n",
183			qfextension[type], fs->fs_file, fs->fs_spec);
184			if ((qf = fopen(qfpathname, "r")) == NULL) {
185			perror(qfpathname);
186			return (1);
187			}
188			for (id = 0; ; id++) {
189			fread(&dqbuf, sizeof(struct dqblk), 1, qf);
190			if (feof(qf))
191			break;
192			if (dqbuf.dqb_curinodes == 0 && dqbuf.dqb_curblocks == 0)
193			continue;
194			if ((fup = lookup(id, type)) == 0)
195			fup = addid(id, type, NULL);
196			fup->fu_dqblk = dqbuf;
197			}
198			fclose(qf);
199			printf(" KByte limits File limits\n");
200			printf("User used soft hard grace used soft hard grace\n");
201			for (id = 0; id <= highid[type]; id++) {
202			fup = lookup(id, type);
203			if (fup == 0)
204			continue;
205			if (fup->fu_dqblk.dqb_curinodes == 0 &&
206			fup->fu_dqblk.dqb_curblocks == 0)
207			continue;
208			printf("%-10s", fup->fu_name);
209			printf("%c%c %7d %7d %7d %6s",
210			fup->fu_dqblk.dqb_bsoftlimit &&
211			fup->fu_dqblk.dqb_curblocks >=
212			fup->fu_dqblk.dqb_bsoftlimit ? '+' : '-',
213			fup->fu_dqblk.dqb_isoftlimit &&
214			fup->fu_dqblk.dqb_curinodes >=
215			fup->fu_dqblk.dqb_isoftlimit ? '+' : '-',
216			(int)(dbtob((u_quad_t)fup->fu_dqblk.dqb_curblocks)
217			/ 1024),
218			(int)(dbtob((u_quad_t)fup->fu_dqblk.dqb_bsoftlimit)
219			/ 1024),
220			(int)(dbtob((u_quad_t)fup->fu_dqblk.dqb_bhardlimit)
221			/ 1024),
222			fup->fu_dqblk.dqb_bsoftlimit &&
223			fup->fu_dqblk.dqb_curblocks >=
224			fup->fu_dqblk.dqb_bsoftlimit ?
225			timeprt(fup->fu_dqblk.dqb_btime) : "");
226			printf(" %6d %5d %5d %6s\n",
227			fup->fu_dqblk.dqb_curinodes,
228			fup->fu_dqblk.dqb_isoftlimit,
229			fup->fu_dqblk.dqb_ihardlimit,
230			fup->fu_dqblk.dqb_isoftlimit &&
231			fup->fu_dqblk.dqb_curinodes >=
232			fup->fu_dqblk.dqb_isoftlimit ?
233			timeprt(fup->fu_dqblk.dqb_itime) : "");
234			fup->fu_dqblk = zerodqblk;
235			}
236			return (0);
237			}
238
239			/*
240			* Check to see if target appears in list of size cnt.
241			*/
242			int
243			oneof(char target, char list[], int cnt)
244			{
245			int i;
246
247			for (i = 0; i < cnt; i++)
248			if (strcmp(target, list[i]) == 0)
249			return (i);
250			return (-1);
251			}
252
253			/*
254			* Check to see if a particular quota is to be enabled.
255			*/
256			int
257			hasquota(struct fstab fs, int type, char *qfnamep)
258			{
259			char *opt;
260			char *cp;
261			static char initname, usrname[100], grpname[100];
262			static char buf[BUFSIZ];
263
264			if (!initname) {
265			(void)snprintf(usrname, sizeof usrname, "%s%s",
266			qfextension[USRQUOTA], qfname);
267			(void)snprintf(grpname, sizeof grpname, "%s%s",
268			qfextension[GRPQUOTA], qfname);
269			initname = 1;
270			}
271			strlcpy(buf, fs->fs_mntops, sizeof buf);
272			for (opt = strtok(buf, ","); opt; opt = strtok(NULL, ",")) {
273			if ((cp = strchr(opt, '=')))
274			*cp++ = '\0';
275			if (type == USRQUOTA && strcmp(opt, usrname) == 0)
276			break;
277			if (type == GRPQUOTA && strcmp(opt, grpname) == 0)
278			break;
279			}
280			if (!opt)
281			return (0);
282			if (cp) {
283			*qfnamep = cp;
284			return (1);
285			}
286			(void)snprintf(buf, sizeof buf, "%s/%s.%s",
287			fs->fs_file, qfname, qfextension[type]);
288			*qfnamep = buf;
289			return (1);
290			}
291
292			/*
293			* Routines to manage the file usage table.
294			*
295			* Lookup an id of a specific type.
296			*/
297			struct fileusage *
298			lookup(uid_t id, int type)
299			{
300			struct fileusage *fup;
301
302			for (fup = fuhead[type][id & (FUHASH-1)]; fup != 0; fup = fup->fu_next)
303			if (fup->fu_id == id)
304			return (fup);
305			return (NULL);
306			}
307
308			/*
309			* Add a new file usage id if it does not already exist.
310			*/
311			struct fileusage *
312			addid(uid_t id, int type, char *name)
313			{
314			struct fileusage fup, *fhp;
315			size_t len;
316
317			if ((fup = lookup(id, type)))
318			return (fup);
319			if (name)
320			len = strlen(name);
321			else
322			len = 10;
323			if ((fup = calloc(1, sizeof(*fup) + len)) == NULL) {
324			fprintf(stderr, "out of memory for fileusage structures\n");
325			exit(1);
326			}
327			fhp = &fuhead[type][id & (FUHASH - 1)];
328			fup->fu_next = *fhp;
329			*fhp = fup;
330			fup->fu_id = id;
331			if (id > highid[type])
332			highid[type] = id;
333			if (name) {
334			bcopy(name, fup->fu_name, len + 1);
335			} else {
336			snprintf(fup->fu_name, len, "%u", id);
337			}
338			return (fup);
339			}
340
341			/*
342			* Calculate the grace period and return a printable string for it.
343			*/
344			char *
345			timeprt(time_t seconds)
346			{
347			int hours, minutes;
348			static char buf[20];
349			static time_t now;
350
351			if (now == 0)
352			time(&now);
353			if (now > seconds)
354			return ("none");
355			seconds -= now;
356			minutes = (seconds + 30) / 60;
357			hours = (minutes + 30) / 60;
358			if (hours >= 36) {
359			snprintf(buf, sizeof buf, "%ddays", (hours + 12) / 24);
360			return (buf);
361			}
362			if (minutes >= 60) {
363			snprintf(buf, sizeof buf, "%2d:%d", minutes / 60,
364			minutes % 60);
365			return (buf);
366			}
367			snprintf(buf, sizeof buf, "%2d", minutes);
368			return (buf);
369			}