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u-boot/doc/usage/cmd/size.rst
Bin Meng 34e452dd02 doc: usage: Group all shell command docs into cmd/ sub-directory
Currently all shell command docs are put in the doc/usage root.
Let's group them into cmd/ sub-directory.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
2022-03-31 19:06:16 +02:00

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.. SPDX-License-Identifier: GPL-2.0+
size command
============
Synopsis
--------
::
size <interface> <dev[:part]> <filename>
Description
-----------
The size command determines the size of a file and sets the environment variable
filesize to this value. If filename points to a directory, the value is set to
zero.
If the command fails, the filesize environment variable is not changed.
dev
device number
part
partition number, defaults to 1
filename
path to file
Configuration
-------------
The size command is only available if CONFIG_CMD_FS_GENERIC=y.
Return value
------------
The return value $? is set to 0 (true) if the command succeded and to 1 (false)
otherwise.