diff options
| author | Denis Vlasenko <vda.linux@googlemail.com> | 2008-07-26 18:35:10 +0000 |
|---|---|---|
| committer | Denis Vlasenko <vda.linux@googlemail.com> | 2008-07-26 18:35:10 +0000 |
| commit | df96df9c7c78d0f19c8d1ac1aa3d8d80abbe16bb (patch) | |
| tree | 7f8641e7a6fb7da86cac5b0a3dc0ca4456eecd95 /docs | |
| parent | 48a9971bd41a6ad7fc2ee52dcc885b25012b5561 (diff) | |
| download | busybox-df96df9c7c78d0f19c8d1ac1aa3d8d80abbe16bb.tar.gz | |
mdev: do not complain if mdev.conf does not exist;
use #if to prevent gcc from generating dead code
(sadly, it's more ugly this way)
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/mdev.txt | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/docs/mdev.txt b/docs/mdev.txt index 555c2bf61..63ad40602 100644 --- a/docs/mdev.txt +++ b/docs/mdev.txt @@ -60,18 +60,23 @@ matched, then the default of 0:0 660 is used. To set your own default, simply create your own total match like so: .* 1:1 777 -You can rename/relocate device nodes by using the next optional field. - <device regex> <uid>:<gid> <octal permissions> [>path] +You can rename/move device nodes by using the next optional field. + <device regex> <uid>:<gid> <octal permissions> [=path] So if you want to place the device node into a subdirectory, make sure the path has a trailing /. If you want to rename the device node, just place the name. - hda 0:3 660 >drives/ -This will relocate "hda" into the drives/ subdirectory. - hdb 0:3 660 >cdrom + hda 0:3 660 =drives/ +This will move "hda" into the drives/ subdirectory. + hdb 0:3 660 =cdrom This will rename "hdb" to "cdrom". +Similarly, ">path" renames/moves the device but it also creates +a direct symlink /dev/DEVNAME to the renamed/moved device. + If you also enable support for executing your own commands, then the file has the format: - <device regex> <uid>:<gid> <octal permissions> [<@|$|*> <command>] + <device regex> <uid>:<gid> <octal permissions> [=path] [@|$|*<command>] + or + <device regex> <uid>:<gid> <octal permissions> [>path] [@|$|*<command>] The special characters have the meaning: @ Run after creating the device. $ Run before removing the device. |