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printf log: colorize output under POSIX & tty output according to the log level

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This commit is contained in:
Beat Küng
2016-06-09 15:25:11 +02:00
parent 03f7ee9b12
commit 513900fb16
3 changed files with 41 additions and 1 deletions
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src/platforms/posix/main.cpp
+1
View File
@@ -377,6 +377,7 @@ int main(int argc, char **argv)
cout << c;
mystr += c;
}
break;
}
}
src/platforms/posix/px4_layer/px4_log.c
+2
View File
@@ -7,6 +7,8 @@
__EXPORT int __px4_log_level_current = PX4_LOG_LEVEL_AT_RUN_TIME;
__EXPORT const char *__px4_log_level_str[_PX4_LOG_LEVEL_PANIC + 1] = { "INFO", "DEBUG", "WARN", "ERROR", "PANIC" };
__EXPORT const char *__px4_log_level_color[_PX4_LOG_LEVEL_PANIC + 1] =
{ PX4_ANSI_COLOR_RESET, PX4_ANSI_COLOR_GREEN, PX4_ANSI_COLOR_YELLOW, PX4_ANSI_COLOR_RED, PX4_ANSI_COLOR_RED };
void px4_backtrace()
{
src/platforms/px4_log.h
+38 -1
View File
@@ -130,7 +130,8 @@ static inline void do_nothing(int level, ...)
__BEGIN_DECLS
__EXPORT extern uint64_t hrt_absolute_time(void);
__EXPORT extern const char *__px4_log_level_str[5];
__EXPORT extern const char *__px4_log_level_str[_PX4_LOG_LEVEL_PANIC + 1];
__EXPORT extern const char *__px4_log_level_color[_PX4_LOG_LEVEL_PANIC + 1];
__EXPORT extern int __px4_log_level_current;
__EXPORT extern void px4_backtrace(void);
__END_DECLS
@@ -171,6 +172,38 @@ __END_DECLS
#define __px4__log_file_and_line_arg , __FILE__, __LINE__
#define __px4__log_end_fmt "\n"
#define PX4_ANSI_COLOR_RED "\x1b[31m"
#define PX4_ANSI_COLOR_GREEN "\x1b[32m"
#define PX4_ANSI_COLOR_YELLOW "\x1b[33m"
#define PX4_ANSI_COLOR_BLUE "\x1b[34m"
#define PX4_ANSI_COLOR_MAGENTA "\x1b[35m"
#define PX4_ANSI_COLOR_CYAN "\x1b[36m"
#define PX4_ANSI_COLOR_GRAY "\x1B[37m"
#define PX4_ANSI_COLOR_RESET "\x1b[0m"
#ifdef __PX4_POSIX
#define PX4_LOG_COLORIZED_OUTPUT //if defined and output is a tty, colorize the output according to the log level
#endif /* __PX4_POSIX */
#ifdef PX4_LOG_COLORIZED_OUTPUT
#include <unistd.h>
#define PX4_LOG_COLOR_START \
int use_color = isatty(STDOUT_FILENO); \
if (use_color) printf("%s", __px4_log_level_color[level]);
#define PX4_LOG_COLOR_MODULE \
if (use_color) printf(PX4_ANSI_COLOR_GRAY);
#define PX4_LOG_COLOR_MESSAGE \
if (use_color) printf("%s", __px4_log_level_color[level]);
#define PX4_LOG_COLOR_END \
if (use_color) printf(PX4_ANSI_COLOR_RESET);
#else
#define PX4_LOG_COLOR_START
#define PX4_LOG_COLOR_MODULE
#define PX4_LOG_COLOR_MESSAGE
#define PX4_LOG_COLOR_END
#endif /* PX4_LOG_COLORIZED_OUTPUT */
/****************************************************************************
* Output format macros
* Use these to implement the code level macros below
@@ -235,12 +268,16 @@ __END_DECLS
static inline void __px4_log_modulename(int level, const char *fmt, ...)
{
if (level <= __px4_log_level_current) {
PX4_LOG_COLOR_START
printf(__px4__log_level_fmt __px4__log_level_arg(level));
PX4_LOG_COLOR_MODULE
printf(__px4__log_modulename_fmt __px4__log_modulename_arg);
PX4_LOG_COLOR_MESSAGE
va_list argptr;
va_start(argptr, fmt);
vprintf(fmt, argptr);
va_end(argptr);
PX4_LOG_COLOR_END
printf("\n");
}
}