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shell: safe print from different threads

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Added display text management to shell_fprintf function.
Now it can be used from diffrent threads with not risk that
displayed lines will overlay.

Signed-off-by: Jakub Rzeszutko <jakub.rzeszutko@nordicsemi.no>
Signed-off-by: Krzysztof Chruściński <krzysztof.chruscinski@nordicsemi.no>
This commit is contained in:
Jakub Rzeszutko 2019-01-29 11:40:08 +01:00 • committed by Carles Cufí
commit ce6be8600b
8 changed files with 67 additions and 44 deletions
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16
include/shell/shell.h
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@ -390,7 +390,7 @@ enum shell_signal {
SHELL_SIGNAL_RXRDY,
SHELL_SIGNAL_LOG_MSG,
SHELL_SIGNAL_KILL,
SHELL_SIGNAL_TXDONE,
SHELL_SIGNAL_TXDONE, /* TXDONE must be last one before SHELL_SIGNALS */
SHELL_SIGNALS
};
@ -556,27 +556,27 @@ int shell_start(const struct shell *shell);
int shell_stop(const struct shell *shell);
/**
* @brief Terminal default text color for nrf_shell_fprintf function.
* @brief Terminal default text color for shell_fprintf function.
*/
#define SHELL_NORMAL SHELL_VT100_COLOR_DEFAULT
/**
* @brief Green text color for nrf_shell_fprintf function.
* @brief Green text color for shell_fprintf function.
*/
#define SHELL_INFO SHELL_VT100_COLOR_GREEN
/**
* @brief Cyan text color for nrf_shell_fprintf function.
* @brief Cyan text color for shell_fprintf function.
*/
#define SHELL_OPTION SHELL_VT100_COLOR_CYAN
/**
* @brief Yellow text color for nrf_shell_fprintf function.
* @brief Yellow text color for shell_fprintf function.
*/
#define SHELL_WARNING SHELL_VT100_COLOR_YELLOW
/**
* @brief Red text color for nrf_shell_fprintf function.
* @brief Red text color for shell_fprintf function.
*/
#define SHELL_ERROR SHELL_VT100_COLOR_RED
@ -588,11 +588,11 @@ int shell_stop(const struct shell *shell);
*
* @param[in] shell Pointer to the shell instance.
* @param[in] color Printed text color.
* @param[in] p_fmt Format string.
* @param[in] fmt Format string.
* @param[in] ... List of parameters to print.
*/
void shell_fprintf(const struct shell *shell, enum shell_vt100_color color,
const char *p_fmt, ...);
const char *fmt, ...);
/**
* @brief Print info message to the shell.