diff options
| author | Tom Rini <[email protected]> | 2025-10-26 07:51:18 -0600 |
|---|---|---|
| committer | Tom Rini <[email protected]> | 2025-10-26 09:03:36 -0600 |
| commit | 9094482ca7576877b2bfaa57c8e73cfeb536f8b9 (patch) | |
| tree | a7ab2b7409802fe0dd3b2e36ecad3960c4b52004 /doc/usage/cmdline.rst | |
| parent | fd976ff3a233ae7c6a9f5bec790b02bbbf57bb24 (diff) | |
| parent | 5335f8d25b2f39b9dd954981364f3cddde01895f (diff) | |
Merge tag 'efi-2026-01-rc1-2' of https://source.denx.de/u-boot/custodians/u-boot-efi
Pull request efi-2026-01-rc1-2
CI:
* https://source.denx.de/u-boot/custodians/u-boot-efi/-/pipelines/28024
Documentation:
* develop: virtio: Fix qemu example (true/false -> on/off)
* separate read and write command documentation
* usage: Add general rule for `$?`
* askenv: Reword and remove return value
* seama: Reword return value section
* usage: Use glob for all commands
* Fix typos and formatting
UEFI:
* console: support editable input fields
Diffstat (limited to 'doc/usage/cmdline.rst')
| -rw-r--r-- | doc/usage/cmdline.rst | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/doc/usage/cmdline.rst b/doc/usage/cmdline.rst index 58240c5279c..79b9baf7bfe 100644 --- a/doc/usage/cmdline.rst +++ b/doc/usage/cmdline.rst @@ -55,6 +55,12 @@ General rules command will cause "run" to terminate, i. e. the remaining variables are not executed. +#. The variable ``$?`` will be set as the return value of any command. The + possible values are 0 on success or 1 on any error e. g. invalid syntax or + failure of the command. Any exceptions to this are documented by the + specific command, e.g. the :doc:`for command <cmd/for>` sets ``$?`` based on + the last command run within the loop. + Representing numbers -------------------- |