#ifndef ERROR_H
#define ERROR_H
+#include "replacements.h"
#include "command.h"
#include <stdarg.h>
/* logging priorities
+ * LOG_USER - user messages. Could be anything from information
+ * to progress messags. These messages do not represent
+ * incorrect or unexpected behaviour, just normal execution.
* LOG_ERROR - fatal errors, that are likely to cause program abort
* LOG_WARNING - non-fatal errors, that may be resolved later
* LOG_INFO - state information, etc.
*/
enum log_levels
{
+ LOG_OUTPUT = -2,
+ LOG_USER = -1,
LOG_ERROR = 0,
LOG_WARNING = 1,
LOG_INFO = 2,
};
extern void log_printf(enum log_levels level, const char *file, int line,
- const char *function, const char *format, ...);
+ const char *function, const char *format, ...)
+__attribute__ ((format (printf, 5, 6)));
+extern void log_printfnl(enum log_levels level, const char *file, int line,
+ const char *function, const char *format, ...)
+__attribute__ ((format (printf, 5, 6)));
extern int log_register_commands(struct command_context_s *cmd_ctx);
extern int log_init(struct command_context_s *cmd_ctx);
+extern int set_log_output(struct command_context_s *cmd_ctx, FILE *output);
+
+typedef void (*log_callback_fn)(void *priv, const char *file, int line,
+ const char *function, const char *format, va_list args);
+
+typedef struct log_callback_s
+{
+ log_callback_fn fn;
+ void *priv;
+ struct log_callback_s *next;
+} log_callback_t;
+
+extern int log_add_callback(log_callback_fn fn, void *priv);
+extern int log_remove_callback(log_callback_fn fn, void *priv);
+
+char *alloc_printf(const char *fmt, va_list ap);
extern int debug_level;
+/* Avoid fn call and building parameter list if we're not outputting the information.
+ * Matters on feeble CPUs for DEBUG/INFO statements that are involved frequently */
+
+
#define DEBUG(expr ...) \
- do { \
- log_printf (LOG_DEBUG, __FILE__, __LINE__, __FUNCTION__, expr); \
+ do { if (debug_level >= LOG_DEBUG) \
+ log_printfnl (LOG_DEBUG, __FILE__, __LINE__, __FUNCTION__, expr); \
} while(0)
#define INFO(expr ...) \
- do { \
- log_printf (LOG_INFO, __FILE__, __LINE__, __FUNCTION__, expr); \
+ do { if (debug_level >= LOG_INFO) \
+ log_printfnl (LOG_INFO, __FILE__, __LINE__, __FUNCTION__, expr); \
} while(0)
#define WARNING(expr ...) \
do { \
- log_printf (LOG_WARNING, __FILE__, __LINE__, __FUNCTION__, expr); \
+ log_printfnl (LOG_WARNING, __FILE__, __LINE__, __FUNCTION__, expr); \
} while(0)
#define ERROR(expr ...) \
do { \
- log_printf (LOG_ERROR, __FILE__, __LINE__, __FUNCTION__, expr); \
+ log_printfnl (LOG_ERROR, __FILE__, __LINE__, __FUNCTION__, expr); \
} while(0)
-#define SDEBUG(expr ...) \
+#define USER(expr ...) \
do { \
- short_log_printf (LOG_DEBUG, expr); \
+ log_printfnl (LOG_USER, __FILE__, __LINE__, __FUNCTION__, expr); \
} while(0)
-#define SINFO(expr ...) \
+#define USER_SAMELINE(expr ...) \
do { \
- short_log_printf (LOG_INFO, expr); \
+ log_printf (LOG_USER, __FILE__, __LINE__, __FUNCTION__, expr); \
} while(0)
-#define SWARNING(expr ...) \
+#define OUTPUT(expr ...) \
do { \
- short_log_printf (LOG_WARNING, expr); \
+ log_printfnl (LOG_OUTPUT, __FILE__, __LINE__, __FUNCTION__, expr); \
} while(0)
-#define SERROR(expr ...) \
- do { \
- short_log_printf (LOG_ERROR, expr); \
- } while(0)
/* general failures
* error codes < 100
#define ERROR_NO_CONFIG_FILE (-2)
#define ERROR_BUF_TOO_SMALL (-3)
-#endif /* ERROR_H */
+#endif /* LOG_H */