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[common] debug: add color support to debug messages

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People often miss the warnings about invalid arguments in their command
line, this last minute patch attempts to address this by making
warnings, errors, fixme's and fatal errors stand out if stdout is a TTY.
This commit is contained in:
Geoffrey McRae
2021-07-07 23:05:46 +10:00
parent ada6ada576
commit 1effd5fddc
8 changed files with 126 additions and 9 deletions
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33
common/include/common/debug.h
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@@ -30,6 +30,20 @@
#include <inttypes.h>
#include "time.h"
enum DebugLevel
{
DEBUG_LEVEL_INFO,
DEBUG_LEVEL_WARN,
DEBUG_LEVEL_ERROR,
DEBUG_LEVEL_FIXME,
DEBUG_LEVEL_FATAL
};
extern const char ** debug_lookup;
void debug_init(void);
void debug_print(const enum DebugLevel level, const char * fmt, ...);
#ifdef ENABLE_BACKTRACE
void printBacktrace(void);
#define DEBUG_PRINT_BACKTRACE() printBacktrace()
@@ -65,19 +79,20 @@ void printBacktrace(void);
sizeof(s) > 20 && (s)[sizeof(s)-21] == DIRECTORY_SEPARATOR ? (s) + sizeof(s) - 20 : \
sizeof(s) > 21 && (s)[sizeof(s)-22] == DIRECTORY_SEPARATOR ? (s) + sizeof(s) - 21 : (s))
#define DEBUG_PRINT(type, fmt, ...) do { \
fprintf(stderr, "%12" PRId64 " " type " %20s:%-4u | %-30s | " fmt "\n", \
microtime(), STRIPPATH(__FILE__), __LINE__, __FUNCTION__, ##__VA_ARGS__);\
#define DEBUG_PRINT(level, fmt, ...) do { \
fprintf(stdout, "%s%12" PRId64 "%20s:%-4u | %-30s | " fmt "\n", \
debug_lookup[level], microtime(), STRIPPATH(__FILE__), \
__LINE__, __FUNCTION__, ##__VA_ARGS__); \
} while (0)
#define DEBUG_BREAK() DEBUG_PRINT("[ ]", "================================================================================")
#define DEBUG_INFO(fmt, ...) DEBUG_PRINT("[I]", fmt, ##__VA_ARGS__)
#define DEBUG_WARN(fmt, ...) DEBUG_PRINT("[W]", fmt, ##__VA_ARGS__)
#define DEBUG_ERROR(fmt, ...) DEBUG_PRINT("[E]", fmt, ##__VA_ARGS__)
#define DEBUG_FIXME(fmt, ...) DEBUG_PRINT("[F]", fmt, ##__VA_ARGS__)
#define DEBUG_BREAK() DEBUG_PRINT(DEBUG_LEVEL_INFO, "================================================================================")
#define DEBUG_INFO(fmt, ...) DEBUG_PRINT(DEBUG_LEVEL_INFO, fmt, ##__VA_ARGS__)
#define DEBUG_WARN(fmt, ...) DEBUG_PRINT(DEBUG_LEVEL_WARN, fmt, ##__VA_ARGS__)
#define DEBUG_ERROR(fmt, ...) DEBUG_PRINT(DEBUG_LEVEL_ERROR, fmt, ##__VA_ARGS__)
#define DEBUG_FIXME(fmt, ...) DEBUG_PRINT(DEBUG_LEVEL_FIXME, fmt, ##__VA_ARGS__)
#define DEBUG_FATAL(fmt, ...) do { \
DEBUG_BREAK(); \
DEBUG_PRINT("[!]", fmt, ##__VA_ARGS__); \
DEBUG_PRINT(DEBUG_LEVEL_FATAL, fmt, ##__VA_ARGS__); \
DEBUG_PRINT_BACKTRACE(); \
abort(); \
} while(0)