From: Mark Tinguely <tinguely@xxxxxxx>
Set the utf-8 feature bit.
Signed-off-by: Mark Tinguely <tinguely@xxxxxxx>
---
man/man8/mkfs.xfs.8 | 9 ++++++++-
mkfs/xfs_mkfs.c | 27 ++++++++++++++++++++++-----
mkfs/xfs_mkfs.h | 3 ++-
3 files changed, 32 insertions(+), 7 deletions(-)
diff --git a/man/man8/mkfs.xfs.8 b/man/man8/mkfs.xfs.8
index ad9ff3d..aa43cf5 100644
--- a/man/man8/mkfs.xfs.8
+++ b/man/man8/mkfs.xfs.8
@@ -558,7 +558,7 @@ any power of 2 size from the filesystem block size up to 65536.
.IP
The
.B version=ci
-option enables ASCII only case-insensitive filename lookup and version
+option enables ASCII or UTF-8 case-insensitive filename lookup and version
2 directories. Filenames are case-preserving, that is, the names
are stored in directories using the case they were created with.
.IP
@@ -582,6 +582,13 @@ When CRCs are enabled via
the ftype functionality is always enabled. This feature can not be turned
off for such filesystem configurations.
.IP
+.TP
+.BI utf8[= value ]
+This is used to enable the UTF-8 character set support. The
+.I value
+is either 0 or 1, with 1 signifying that UTF-8 character support is to be
+enabled. If the value is omitted, 1 is assumed.
+.IP
.RE
.TP
.BI \-p " protofile"
diff --git a/mkfs/xfs_mkfs.c b/mkfs/xfs_mkfs.c
index c85258a..1829e51 100644
--- a/mkfs/xfs_mkfs.c
+++ b/mkfs/xfs_mkfs.c
@@ -149,6 +149,8 @@ char *nopts[] = {
"version",
#define N_FTYPE 3
"ftype",
+#define N_UTF8 4
+ "utf8",
NULL,
};
@@ -958,6 +960,7 @@ main(
int nsflag;
int nvflag;
int nci;
+ int utf8;
int Nflag;
int discard = 1;
char *p;
@@ -1004,6 +1007,7 @@ main(
logagno = logblocks = rtblocks = rtextblocks = 0;
Nflag = nlflag = nsflag = nvflag = nci = 0;
nftype = dirftype = 0; /* inode type information in the dir */
+ utf8 = 0; /* utf-8 support */
dirblocklog = dirblocksize = 0;
dirversion = XFS_DFL_DIR_VERSION;
qflag = 0;
@@ -1565,7 +1569,8 @@ _("cannot specify both crc and ftype\n"));
if (nvflag)
respec('n', nopts, N_VERSION);
if (!strcasecmp(value, "ci")) {
- nci = 1; /* ASCII CI mode */
+ /* ASCII or UTF-8 CI mode */
+ nci = 1;
} else {
dirversion = atoi(value);
if (dirversion != 2)
@@ -1587,6 +1592,14 @@ _("cannot specify both crc and ftype\n"));
}
nftype = 1;
break;
+ case N_UTF8:
+ if (!value || *value == '\0')
+ value = "1";
+ c = atoi(value);
+ if (c < 0 || c > 1)
+ illegal(value, "n utf8");
+ utf8 = c;
+ break;
default:
unknown('n', value);
}
@@ -2460,7 +2473,8 @@ _("size %s specified for log subvolume is too large, maximum is %lld blocks\n"),
*/
sbp->sb_features2 = XFS_SB_VERSION2_MKFS(crcs_enabled, lazy_sb_counters,
attrversion == 2, !projid16bit, 0,
- (!crcs_enabled && dirftype));
+ (!crcs_enabled && dirftype),
+ (!crcs_enabled && utf8));
sbp->sb_versionnum = XFS_SB_VERSION_MKFS(crcs_enabled, iaflag,
dsunit != 0,
logversion == 2, attrversion == 1,
@@ -2534,6 +2548,9 @@ _("size %s specified for log subvolume is too large, maximum is %lld blocks\n"),
if (crcs_enabled) {
sbp->sb_features_incompat = XFS_SB_FEAT_INCOMPAT_FTYPE;
dirftype = 1;
+ /* turn on the utf-8 support */
+ if (utf8)
+ sbp->sb_features_incompat |= XFS_SB_FEAT_INCOMPAT_UTF8;
}
if (!qflag || Nflag) {
@@ -2543,7 +2560,7 @@ _("size %s specified for log subvolume is too large, maximum is %lld blocks\n"),
" =%-22s crc=%-8u finobt=%u\n"
"data =%-22s bsize=%-6u blocks=%llu, imaxpct=%u\n"
" =%-22s sunit=%-6u swidth=%u blks\n"
- "naming =version %-14u bsize=%-6u ascii-ci=%d ftype=%d\n"
+ "naming =version %-14u bsize=%-6u ascii-ci=%d ftype=%d utf8=%d\n"
"log =%-22s bsize=%-6d blocks=%lld, version=%d\n"
" =%-22s sectsz=%-5u sunit=%d blks, lazy-count=%d\n"
"realtime =%-22s extsz=%-6d blocks=%lld, rtextents=%lld\n"),
@@ -2552,7 +2569,7 @@ _("size %s specified for log subvolume is too large, maximum is %lld blocks\n"),
"", crcs_enabled, finobt,
"", blocksize, (long long)dblocks, imaxpct,
"", dsunit, dswidth,
- dirversion, dirblocksize, nci, dirftype,
+ dirversion, dirblocksize, nci, dirftype, utf8,
logfile, 1 << blocklog, (long long)logblocks,
logversion, "", lsectorsize, lsunit, lazy_sb_counters,
rtfile, rtextblocks << blocklog,
@@ -3171,7 +3188,7 @@ usage( void )
sunit=value|su=num,sectlog=n|sectsize=num,\n\
lazy-count=0|1]\n\
/* label */ [-L label (maximum 12 characters)]\n\
-/* naming */ [-n log=n|size=num,version=2|ci,ftype=0|1]\n\
+/* naming */ [-n log=n|size=num,version=2|ci,ftype=0|1,utf8=0|1]\n\
/* no-op info only */ [-N]\n\
/* prototype file */ [-p fname]\n\
/* quiet */ [-q]\n\
diff --git a/mkfs/xfs_mkfs.h b/mkfs/xfs_mkfs.h
index 9df5f37..f40b284 100644
--- a/mkfs/xfs_mkfs.h
+++ b/mkfs/xfs_mkfs.h
@@ -37,13 +37,14 @@
0 ) : XFS_SB_VERSION_1 )
#define XFS_SB_VERSION2_MKFS(crc, lazycount, attr2, projid32bit, parent, \
- ftype) (\
+ ftype, utf8) (\
((lazycount) ? XFS_SB_VERSION2_LAZYSBCOUNTBIT : 0) | \
((attr2) ? XFS_SB_VERSION2_ATTR2BIT : 0) | \
((projid32bit) ? XFS_SB_VERSION2_PROJID32BIT : 0) | \
((parent) ? XFS_SB_VERSION2_PARENTBIT : 0) | \
((crc) ? XFS_SB_VERSION2_CRCBIT : 0) | \
((ftype) ? XFS_SB_VERSION2_FTYPE : 0) | \
+ ((utf8) ? XFS_SB_VERSION2_UTF8BIT : 0) | \
0 )
#define XFS_DFL_BLOCKSIZE_LOG 12 /* 4096 byte blocks */
--
1.7.12.4
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