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shell: Add shell_set_root_cmd function

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New function allows to set from the code the root command. It is
an equivalent of calling 'select <rootcmd>' except it sets command
for all shell instances.

Signed-off-by: Krzysztof Chruscinski <krzysztof.chruscinski@nordicsemi.no>
This commit is contained in:
Krzysztof Chruscinski 2020-04-07 08:19:20 +02:00 • committed by Ioannis Glaropoulos
commit 450c6b44f9
4 changed files with 54 additions and 4 deletions
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13
include/shell/shell.h
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@ -837,6 +837,19 @@ void shell_help(const struct shell *shell);
*/
int shell_execute_cmd(const struct shell *shell, const char *cmd);
/** @brief Set root command for all shell instances.
*
* It allows setting from the code the root command. It is an equivalent of
* calling select command with one of the root commands as the argument
* (e.g "select log") except it sets command for all shell instances.
*
* @param cmd String with one of the root commands or null pointer to reset.
*
* @retval 0 if root command is set.
* @retval -EINVAL if invalid root command is provided.
*/
int shell_set_root_cmd(const char *cmd);
/**
* @}
*/