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Diffstat (limited to 'docs/manual/makedev-syntax.txt')
| -rw-r--r-- | docs/manual/makedev-syntax.txt | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/docs/manual/makedev-syntax.txt b/docs/manual/makedev-syntax.txt index 4703b2f0e..99ecdea82 100644 --- a/docs/manual/makedev-syntax.txt +++ b/docs/manual/makedev-syntax.txt @@ -4,12 +4,11 @@ Makedev syntax documentation ---------------------------- -The makedev syntax is used across several places in Buildroot to -define changes to be made for permissions or which device files to -create and how to create them, in order to avoid to call mkdnod every -now and then. +The makedev syntax is used in several places in Buildroot to +define changes to be made for permissions, or which device files to +create and how to create them, in order to avoid calls to mknod. -This syntax is derived from the makedev utility, and a more complete +This syntax is derived from the makedev utility, and more complete documentation can be found in the +package/makedevs/README+ file. It takes the form of a line for each file, with the following layout: @@ -18,7 +17,7 @@ It takes the form of a line for each file, with the following layout: |name |type |mode |uid |gid |major |minor |start |inc |count |=========================================================== -There is a few non-trivial blocks here: +There are a few non-trivial blocks here: - +name+ is the path to the file you want to create/modify - +type+ is the type of the file, being one of : @@ -27,13 +26,13 @@ There is a few non-trivial blocks here: * c: a character device file * b: a block device file * p: a named pipe -- +mode+, +uid+ and +gid+ are the usual permissions stuff +- +mode+, +uid+ and +gid+ are the usual permissions settings - +major+ and +minor+ are here for device files -- +start+, +inc+ and +count+ are when you want to create a whole batch +- +start+, +inc+ and +count+ are for when you want to create a batch of files, and can be reduced to a loop, beginning at +start+, incrementing its counter by +inc+ until it reaches +count+ -Let's say you want to change the permissions of a given file, using +Let's say you want to change the permissions of a given file; using this syntax, you will need to put: ------------------------------------------------------------------- /usr/bin/foobar f 644 0 0 - - - - - |