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author | stefanf <stefanf@FreeBSD.org> | 2012-10-11 07:54:29 +0000 |
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committer | stefanf <stefanf@FreeBSD.org> | 2012-10-11 07:54:29 +0000 |
commit | 054e35b9ef9943ad6326092f93b873b1495d9540 (patch) | |
tree | b05b06e22059a3f54deb614bdf39816c4f4355e5 | |
parent | 1ae38f4b7e17061a85721eef3680d89b8ecb16f4 (diff) | |
download | FreeBSD-src-054e35b9ef9943ad6326092f93b873b1495d9540.zip FreeBSD-src-054e35b9ef9943ad6326092f93b873b1495d9540.tar.gz |
Decode the first two fstab fields with strunvis(3). This allows having spaces
in devices and mount paths, encoded as \s or \040.
PR: bin/117687
Submitted by: Martin Kammerhofer
Discussed on: arch
-rw-r--r-- | lib/libc/gen/fstab.c | 5 | ||||
-rw-r--r-- | share/man/man5/fstab.5 | 11 |
2 files changed, 15 insertions, 1 deletions
diff --git a/lib/libc/gen/fstab.c b/lib/libc/gen/fstab.c index 356b871..1351a27 100644 --- a/lib/libc/gen/fstab.c +++ b/lib/libc/gen/fstab.c @@ -46,6 +46,7 @@ __FBSDID("$FreeBSD$"); #include <stdlib.h> #include <string.h> #include <unistd.h> +#include <vis.h> #include "un-namespace.h" static FILE *_fs_fp; @@ -149,11 +150,15 @@ fstabscan(void) /* OLD_STYLE_FSTAB */ while ((cp = strsep(&p, " \t\n")) != NULL && *cp == '\0') ; + if (strunvis(cp, cp) < 0) + goto bad; _fs_fstab.fs_spec = cp; if (!_fs_fstab.fs_spec || *_fs_fstab.fs_spec == '#') continue; while ((cp = strsep(&p, " \t\n")) != NULL && *cp == '\0') ; + if (strunvis(cp, cp) < 0) + goto bad; _fs_fstab.fs_file = cp; fixfsfile(); while ((cp = strsep(&p, " \t\n")) != NULL && *cp == '\0') diff --git a/share/man/man5/fstab.5 b/share/man/man5/fstab.5 index 060d57c..d516767 100644 --- a/share/man/man5/fstab.5 +++ b/share/man/man5/fstab.5 @@ -32,7 +32,7 @@ .\" @(#)fstab.5 8.1 (Berkeley) 6/5/93 .\" $FreeBSD$ .\" -.Dd June 7, 2011 +.Dd October 11, 2012 .Dt FSTAB 5 .Os .Sh NAME @@ -66,12 +66,20 @@ The first field, .Pq Fa fs_spec , describes the special device or remote file system to be mounted. +The contents are decoded by the +.Xr strunvis 3 +function. +This allows using spaces or tabs in the device name which would be +interpreted as field separators otherwise. .Pp The second field, .Pq Fa fs_file , describes the mount point for the file system. For swap partitions, this field should be specified as .Dq none . +The contents are decoded by the +.Xr strunvis 3 +function, as above. .Pp The third field, .Pq Fa fs_vfstype , @@ -338,6 +346,7 @@ resides in .Xr mount 8 , .Xr quotacheck 8 , .Xr quotaon 8 , +.Xr strunvis 3 , .Xr swapon 8 , .Xr umount 8 .Sh HISTORY |