svn commit: r204654 - in head: sbin/newfs usr.bin/truncate
Maxim Sobolev
sobomax at FreeBSD.org
Wed Mar 3 19:25:29 UTC 2010
Author: sobomax
Date: Wed Mar 3 19:25:28 2010
New Revision: 204654
URL: http://svn.freebsd.org/changeset/base/204654
Log:
Use expand_number(3) from libutil instead of home-grown function to parse
human-friendly power-of-two numbers (i.e. 2k, 5M etc).
Suggested by: many
MFC after: 1 week
Modified:
head/sbin/newfs/Makefile
head/sbin/newfs/newfs.c
head/sbin/newfs/newfs.h
head/usr.bin/truncate/Makefile
head/usr.bin/truncate/truncate.c
Modified: head/sbin/newfs/Makefile
==============================================================================
--- head/sbin/newfs/Makefile Wed Mar 3 19:14:05 2010 (r204653)
+++ head/sbin/newfs/Makefile Wed Mar 3 19:25:28 2010 (r204654)
@@ -4,8 +4,8 @@
.PATH: ${.CURDIR}/../../sys/geom
PROG= newfs
-DPADD= ${LIBUFS}
-LDADD= -lufs
+DPADD= ${LIBUFS} ${LIBUTIL}
+LDADD= -lufs -lutil
SRCS= newfs.c mkfs.c geom_bsd_enc.c
WARNS?= 3
Modified: head/sbin/newfs/newfs.c
==============================================================================
--- head/sbin/newfs/newfs.c Wed Mar 3 19:14:05 2010 (r204653)
+++ head/sbin/newfs/newfs.c Wed Mar 3 19:25:28 2010 (r204654)
@@ -77,6 +77,8 @@ __FBSDID("$FreeBSD$");
#include <syslog.h>
#include <unistd.h>
+#include <libutil.h>
+
#include "newfs.h"
int Eflag; /* Erase previous disk contents */
@@ -90,19 +92,19 @@ int Jflag; /* enable gjournal for file
int lflag; /* enable multilabel for file system */
int nflag; /* do not create .snap directory */
intmax_t fssize; /* file system size */
-int sectorsize; /* bytes/sector */
+int64_t sectorsize; /* bytes/sector */
int realsectorsize; /* bytes/sector in hardware */
-int fsize = 0; /* fragment size */
-int bsize = 0; /* block size */
-int maxbsize = 0; /* maximum clustering */
-int maxblkspercg = MAXBLKSPERCG; /* maximum blocks per cylinder group */
+int64_t fsize = 0; /* fragment size */
+int64_t bsize = 0; /* block size */
+int64_t maxbsize = 0; /* maximum clustering */
+int64_t maxblkspercg = MAXBLKSPERCG; /* maximum blocks per cylinder group */
int minfree = MINFREE; /* free space threshold */
int opt = DEFAULTOPT; /* optimization preference (space or time) */
-int density; /* number of bytes per inode */
-int maxcontig = 0; /* max contiguous blocks to allocate */
-int maxbpg; /* maximum blocks per file in a cyl group */
-int avgfilesize = AVFILESIZ;/* expected average file size */
-int avgfilesperdir = AFPDIR;/* expected number of files per directory */
+int64_t density; /* number of bytes per inode */
+int64_t maxcontig = 0; /* max contiguous blocks to allocate */
+int64_t maxbpg; /* maximum blocks per file in a cyl group */
+int64_t avgfilesize = AVFILESIZ;/* expected average file size */
+int64_t avgfilesperdir = AFPDIR;/* expected number of files per directory */
u_char *volumelabel = NULL; /* volume label for filesystem */
struct uufsd disk; /* libufs disk structure */
@@ -117,7 +119,6 @@ static void getfssize(intmax_t *, const
static struct disklabel *getdisklabel(char *s);
static void rewritelabel(char *s, struct disklabel *lp);
static void usage(void);
-static int parselength(const char *ls, int *sz);
ufs2_daddr_t part_ofs; /* partition offset in blocks, used with files */
@@ -170,7 +171,7 @@ main(int argc, char *argv[])
Rflag = 1;
break;
case 'S':
- rval = parselength(optarg, §orsize);
+ rval = expand_number(optarg, §orsize);
if (rval < 0 || sectorsize <= 0)
errx(1, "%s: bad sector size", optarg);
break;
@@ -184,13 +185,13 @@ main(int argc, char *argv[])
Xflag++;
break;
case 'a':
- rval = parselength(optarg, &maxcontig);
+ rval = expand_number(optarg, &maxcontig);
if (rval < 0 || maxcontig <= 0)
errx(1, "%s: bad maximum contiguous blocks",
optarg);
break;
case 'b':
- rval = parselength(optarg, &bsize);
+ rval = expand_number(optarg, &bsize);
if (rval < 0)
errx(1, "%s: bad block size",
optarg);
@@ -202,39 +203,39 @@ main(int argc, char *argv[])
optarg, MAXBSIZE);
break;
case 'c':
- rval = parselength(optarg, &maxblkspercg);
+ rval = expand_number(optarg, &maxblkspercg);
if (rval < 0 || maxblkspercg <= 0)
errx(1, "%s: bad blocks per cylinder group",
optarg);
break;
case 'd':
- rval = parselength(optarg, &maxbsize);
+ rval = expand_number(optarg, &maxbsize);
if (rval < 0 || maxbsize < MINBSIZE)
errx(1, "%s: bad extent block size", optarg);
break;
case 'e':
- rval = parselength(optarg, &maxbpg);
+ rval = expand_number(optarg, &maxbpg);
if (rval < 0 || maxbpg <= 0)
errx(1, "%s: bad blocks per file in a cylinder group",
optarg);
break;
case 'f':
- rval = parselength(optarg, &fsize);
+ rval = expand_number(optarg, &fsize);
if (rval < 0 || fsize <= 0)
errx(1, "%s: bad fragment size", optarg);
break;
case 'g':
- rval = parselength(optarg, &avgfilesize);
+ rval = expand_number(optarg, &avgfilesize);
if (rval < 0 || avgfilesize <= 0)
errx(1, "%s: bad average file size", optarg);
break;
case 'h':
- rval = parselength(optarg, &avgfilesperdir);
+ rval = expand_number(optarg, &avgfilesperdir);
if (rval < 0 || avgfilesperdir <= 0)
errx(1, "%s: bad average files per dir", optarg);
break;
case 'i':
- rval = parselength(optarg, &density);
+ rval = expand_number(optarg, &density);
if (rval < 0 || density <= 0)
errx(1, "%s: bad bytes per inode", optarg);
break;
@@ -495,62 +496,3 @@ usage()
fprintf(stderr, "\t-s file system size (sectors)\n");
exit(1);
}
-
-/*
- * Return the numeric value of a string given in the form [+-][0-9]+[GMKT]
- * or -1 on format error or overflow.
- */
-static int
-parselength(const char *ls, int *sz)
-{
- off_t length, oflow;
- int lsign;
-
- length = 0;
- lsign = 1;
-
- switch (*ls) {
- case '-':
- lsign = -1;
- case '+':
- ls++;
- }
-
-#define ASSIGN_CHK_OFLOW(x, y) if (x < y) return -1; y = x
- /*
- * Calculate the value of the decimal digit string, failing
- * on overflow.
- */
- while (isdigit(*ls)) {
- oflow = length * 10 + *ls++ - '0';
- ASSIGN_CHK_OFLOW(oflow, length);
- }
-
- switch (*ls) {
- case 'T':
- case 't':
- oflow = length * 1024;
- ASSIGN_CHK_OFLOW(oflow, length);
- case 'G':
- case 'g':
- oflow = length * 1024;
- ASSIGN_CHK_OFLOW(oflow, length);
- case 'M':
- case 'm':
- oflow = length * 1024;
- ASSIGN_CHK_OFLOW(oflow, length);
- case 'K':
- case 'k':
- if (ls[1] != '\0')
- return -1;
- oflow = length * 1024;
- ASSIGN_CHK_OFLOW(oflow, length);
- case '\0':
- break;
- default:
- return -1;
- }
-
- *sz = length * lsign;
- return 0;
-}
Modified: head/sbin/newfs/newfs.h
==============================================================================
--- head/sbin/newfs/newfs.h Wed Mar 3 19:14:05 2010 (r204653)
+++ head/sbin/newfs/newfs.h Wed Mar 3 19:25:28 2010 (r204654)
@@ -86,19 +86,19 @@ extern int Jflag; /* enable gjournal fo
extern int lflag; /* enable multilabel MAC for file system */
extern int nflag; /* do not create .snap directory */
extern intmax_t fssize; /* file system size */
-extern int sectorsize; /* bytes/sector */
+extern int64_t sectorsize; /* bytes/sector */
extern int realsectorsize; /* bytes/sector in hardware*/
-extern int fsize; /* fragment size */
-extern int bsize; /* block size */
-extern int maxbsize; /* maximum clustering */
-extern int maxblkspercg; /* maximum blocks per cylinder group */
+extern int64_t fsize; /* fragment size */
+extern int64_t bsize; /* block size */
+extern int64_t maxbsize; /* maximum clustering */
+extern int64_t maxblkspercg; /* maximum blocks per cylinder group */
extern int minfree; /* free space threshold */
extern int opt; /* optimization preference (space or time) */
-extern int density; /* number of bytes per inode */
-extern int maxcontig; /* max contiguous blocks to allocate */
-extern int maxbpg; /* maximum blocks per file in a cyl group */
-extern int avgfilesize; /* expected average file size */
-extern int avgfilesperdir; /* expected number of files per directory */
+extern int64_t density; /* number of bytes per inode */
+extern int64_t maxcontig; /* max contiguous blocks to allocate */
+extern int64_t maxbpg; /* maximum blocks per file in a cyl group */
+extern int64_t avgfilesize; /* expected average file size */
+extern int64_t avgfilesperdir; /* expected number of files per directory */
extern u_char *volumelabel; /* volume label for filesystem */
extern struct uufsd disk; /* libufs disk structure */
Modified: head/usr.bin/truncate/Makefile
==============================================================================
--- head/usr.bin/truncate/Makefile Wed Mar 3 19:14:05 2010 (r204653)
+++ head/usr.bin/truncate/Makefile Wed Mar 3 19:25:28 2010 (r204654)
@@ -1,5 +1,7 @@
# $FreeBSD$
PROG= truncate
+DPADD= ${LIBUTIL}
+LDADD= -lutil
.include <bsd.prog.mk>
Modified: head/usr.bin/truncate/truncate.c
==============================================================================
--- head/usr.bin/truncate/truncate.c Wed Mar 3 19:14:05 2010 (r204653)
+++ head/usr.bin/truncate/truncate.c Wed Mar 3 19:25:28 2010 (r204654)
@@ -40,7 +40,8 @@ static const char rcsid[] =
#include <stdlib.h>
#include <unistd.h>
-static int parselength(char *, off_t *);
+#include <libutil.h>
+
static void usage(void);
static int no_create;
@@ -53,7 +54,8 @@ main(int argc, char **argv)
{
struct stat sb;
mode_t omode;
- off_t oflow, rsize, sz, tsize;
+ off_t oflow, rsize, tsize;
+ int64_t sz;
int ch, error, fd, oflags;
char *fname, *rname;
@@ -71,7 +73,7 @@ main(int argc, char **argv)
rname = optarg;
break;
case 's':
- if (parselength(optarg, &sz) == -1)
+ if (expand_number(optarg, &sz) == -1)
errx(EXIT_FAILURE,
"invalid size argument `%s'", optarg);
if (*optarg == '+' || *optarg == '-')
@@ -148,65 +150,6 @@ main(int argc, char **argv)
return error ? EXIT_FAILURE : EXIT_SUCCESS;
}
-/*
- * Return the numeric value of a string given in the form [+-][0-9]+[GMKT]
- * or -1 on format error or overflow.
- */
-static int
-parselength(char *ls, off_t *sz)
-{
- off_t length, oflow;
- int lsign;
-
- length = 0;
- lsign = 1;
-
- switch (*ls) {
- case '-':
- lsign = -1;
- case '+':
- ls++;
- }
-
-#define ASSIGN_CHK_OFLOW(x, y) if (x < y) return -1; y = x
- /*
- * Calculate the value of the decimal digit string, failing
- * on overflow.
- */
- while (isdigit(*ls)) {
- oflow = length * 10 + *ls++ - '0';
- ASSIGN_CHK_OFLOW(oflow, length);
- }
-
- switch (*ls) {
- case 'T':
- case 't':
- oflow = length * 1024;
- ASSIGN_CHK_OFLOW(oflow, length);
- case 'G':
- case 'g':
- oflow = length * 1024;
- ASSIGN_CHK_OFLOW(oflow, length);
- case 'M':
- case 'm':
- oflow = length * 1024;
- ASSIGN_CHK_OFLOW(oflow, length);
- case 'K':
- case 'k':
- if (ls[1] != '\0')
- return -1;
- oflow = length * 1024;
- ASSIGN_CHK_OFLOW(oflow, length);
- case '\0':
- break;
- default:
- return -1;
- }
-
- *sz = length * lsign;
- return 0;
-}
-
static void
usage(void)
{
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