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Improve kernel logging

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Current function name is automatically prepended to all log entries.
Helper macros added to log local variables.
This commit is contained in:
freywar
2026-07-27 20:41:45 +03:00
parent 3b8125eb0c
commit 572cb7647f
6 changed files with 295 additions and 139 deletions
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src/kernel/log.h
+23 -1
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@@ -8,7 +8,7 @@ extern stream_t *kernel_log;
#define LOG(fmt, ...) \
do { \
uint64_t _size = string_length(fmt) * 2; \
uint64_t _size = string_length(fmt) * 10; \
char *_string = memory_allocate(_size); \
_size = string_format(fmt, _size, _string, ##__VA_ARGS__); \
kernel_log->write(kernel_log, _string, _size); \
@@ -17,4 +17,26 @@ extern stream_t *kernel_log;
#define TRACE(fmt, ...)
#define LOG_LN(fmt, ...) \
do { \
uint64_t _size = string_length(fmt) * 10; \
char *_string = memory_allocate(_size); \
_size = string_format(fmt, _size, _string, ##__VA_ARGS__); \
kernel_log->write(kernel_log, __func__, string_length(__func__)); \
kernel_log->write(kernel_log, ": ", 2); \
kernel_log->write(kernel_log, _string, _size); \
kernel_log->write(kernel_log, "\n", 1); \
memory_free(_string); \
} while (0)
#define LOG_VAL(v) LOG_LN(#v "=%x")
#define LOG_VAL_F(v, f) LOG_LN(#v "=" f)
#define TRACE_LN(fmt, ...)
#define TRACE_VAL(v) TRACE_LN(#v "=%lx")
#define TRACE_VAL_F(v, f) TRACE_LN(#v "=" f)
void log_init(stream_t *log);