Changes in uspace/lib/c/include/io/log.h [fc51296:e0c836e8] in mainline

File:

• uspace/lib/c/include/io/log.h (modified) (1 diff)

uspace/lib/c/include/io/log.h

@@ -36 +36 @@
 
 #include <stdarg.h>
+#include <inttypes.h>
+#include <io/verify.h>
 
+/** Log message level. */
 typedef enum {
+        /** Fatal error, program is not able to recover at all. */
         LVL_FATAL,
+        /** Serious error but the program can recover from it. */
         LVL_ERROR,
+        /** Easily recoverable problem. */
         LVL_WARN,
+        /** Information message that ought to be printed by default. */
         LVL_NOTE,
+        /** Debugging purpose message. */
         LVL_DEBUG,
+        /** More detailed debugging message. */
         LVL_DEBUG2,
-
+        
         /** For checking range of values */
         LVL_LIMIT
 } log_level_t;
 
-extern int log_init(const char *, log_level_t);
-extern void log_msg(log_level_t, const char *, ...);
-extern void log_msgv(log_level_t, const char *, va_list);
+/** Log itself (logging target). */
+typedef sysarg_t log_t;
+/** Formatting directive for printing log_t. */
+#define PRIlogctx PRIxn
+
+/** Default log (target). */
+#define LOG_DEFAULT ((log_t) -1)
+
+/** Use when creating new top-level log. */
+#define LOG_NO_PARENT ((log_t) 0)
+
+extern const char *log_level_str(log_level_t);
+extern int log_level_from_str(const char *, log_level_t *);
+
+extern int log_init(const char *);
+extern log_t log_create(const char *, log_t);
+
+extern void log_msg(log_t, log_level_t, const char *, ...)
+    PRINTF_ATTRIBUTE(3, 4);
+extern void log_msgv(log_t, log_level_t, const char *, va_list);
 
 #endif