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Added color output to syslog.

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This commit is contained in:
Fotis Panagiotopoulos 2021-01-16 16:20:49 +02:00 committed by Brennan Ashton
parent 0c5f71c849
commit cb78dadc4b
2 changed files with 50 additions and 0 deletions
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6
drivers/syslog/Kconfig
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@ -142,6 +142,12 @@ config SYSLOG_TIMESTAMP_BUFFER
---help---
Buffer size to store syslog formatted timestamps.
config SYSLOG_COLOR_OUTPUT
bool "Colored syslog output"
default n
---help---
Enables colored output in syslog, according to message priority.
config SYSLOG_PRIORITY
bool "Prepend priority to syslog message"
default n

44
drivers/syslog/vsyslog.c
View File

@ -176,6 +176,44 @@ int nx_vsyslog(int priority, FAR const IPTR char *fmt, FAR va_list *ap)
ret += lib_sprintf(&stream.public, "[%6s] ", g_priority_str[priority]);
#endif
#if defined(CONFIG_SYSLOG_COLOR_OUTPUT)
/* Set the terminal style according to message priority. */
switch (priority)
{
case LOG_EMERG: /* Red, Bold, Blinking */
ret += lib_sprintf(&stream.public, "\e[31;1;5m");
break;
case LOG_ALERT: /* Red, Bold */
ret += lib_sprintf(&stream.public, "\e[31;1m");
break;
case LOG_CRIT: /* Red, Bold */
ret += lib_sprintf(&stream.public, "\e[31;1m");
break;
case LOG_ERR: /* Red */
ret += lib_sprintf(&stream.public, "\e[31m");
break;
case LOG_WARNING: /* Yellow */
ret += lib_sprintf(&stream.public, "\e[33m");
break;
case LOG_NOTICE: /* Bold */
ret += lib_sprintf(&stream.public, "\e[1m");
break;
case LOG_INFO: /* Normal */
break;
case LOG_DEBUG: /* Dim */
ret += lib_sprintf(&stream.public, "\e[2m");
break;
}
#endif
#if defined(CONFIG_SYSLOG_PREFIX)
/* Pre-pend the prefix, if available */
@ -186,6 +224,12 @@ int nx_vsyslog(int priority, FAR const IPTR char *fmt, FAR va_list *ap)
ret += lib_vsprintf(&stream.public, fmt, *ap);
#if defined(CONFIG_SYSLOG_COLOR_OUTPUT)
/* Reset the terminal style back to normal. */
ret += lib_sprintf(&stream.public, "\e[0m");
#endif
#ifdef CONFIG_SYSLOG_BUFFER
/* Flush and destroy the syslog stream buffer */