* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
+
#ifndef ERROR_H
#define ERROR_H
-#include "command.h"
+#include <helper/command.h>
/* To achieve C99 printf compatibility in MinGW, gnu_printf should be
* used for __attribute__((format( ... ))), with GCC v4.4 or later
* LOG_LVL_INFO - state information, etc.
* LOG_LVL_DEBUG - debug statements, execution trace
*/
-enum log_levels
-{
+enum log_levels {
LOG_LVL_SILENT = -3,
LOG_LVL_OUTPUT = -2,
LOG_LVL_USER = -1,
LOG_LVL_DEBUG = 3
};
-void log_printf(enum log_levels level, const char *file, int line,
- const char *function, const char *format, ...)
+void log_printf(enum log_levels level, const char *file, unsigned line,
+ const char *function, const char *format, ...)
__attribute__ ((format (PRINTF_ATTRIBUTE_FORMAT, 5, 6)));
-void log_printf_lf(enum log_levels level, const char *file, int line,
- const char *function, const char *format, ...)
+void log_printf_lf(enum log_levels level, const char *file, unsigned line,
+ const char *function, const char *format, ...)
__attribute__ ((format (PRINTF_ATTRIBUTE_FORMAT, 5, 6)));
-int log_init(struct command_context_s *cmd_ctx);
-int set_log_output(struct command_context_s *cmd_ctx, FILE *output);
+/**
+ * Initialize logging module. Call during program startup.
+ */
+void log_init(void);
+int set_log_output(struct command_context *cmd_ctx, FILE *output);
-int log_register_commands(struct command_context_s *cmd_ctx);
+int log_register_commands(struct command_context *cmd_ctx);
void keep_alive(void);
void kept_alive(void);
-void alive_sleep(int ms);
-void busy_sleep(int ms);
-
-/* log entries can be paused and replayed roughly according to the try/catch/rethrow
- * concepts in C++
- */
-void log_try(void);
-void log_catch(void);
-void log_rethrow(void);
+void alive_sleep(uint64_t ms);
+void busy_sleep(uint64_t ms);
-
-typedef void (*log_callback_fn)(void *priv, const char *file, int line,
+typedef void (*log_callback_fn)(void *priv, const char *file, unsigned line,
const char *function, const char *string);
-typedef struct log_callback_s
-{
+struct log_callback {
log_callback_fn fn;
void *priv;
- struct log_callback_s *next;
-} log_callback_t;
+ struct log_callback *next;
+};
int log_add_callback(log_callback_fn fn, void *priv);
int log_remove_callback(log_callback_fn fn, void *priv);
#define LOG_LEVEL_IS(FOO) ((debug_level) >= (FOO))
#define LOG_DEBUG(expr ...) \
- ((debug_level >= LOG_LVL_DEBUG) ? log_printf_lf (LOG_LVL_DEBUG, __FILE__, __LINE__, __FUNCTION__, expr) , 0 : 0)
+ do { \
+ if (debug_level >= LOG_LVL_DEBUG) \
+ log_printf_lf(LOG_LVL_DEBUG, \
+ __FILE__, __LINE__, __func__, \
+ expr); \
+ } while (0)
#define LOG_INFO(expr ...) \
- log_printf_lf (LOG_LVL_INFO, __FILE__, __LINE__, __FUNCTION__, expr)
-
-#define LOG_INFO_N(expr ...) \
- log_printf (LOG_LVL_INFO, __FILE__, __LINE__, __FUNCTION__, expr)
+ log_printf_lf(LOG_LVL_INFO, __FILE__, __LINE__, __func__, expr)
#define LOG_WARNING(expr ...) \
- log_printf_lf (LOG_LVL_WARNING, __FILE__, __LINE__, __FUNCTION__, expr)
+ log_printf_lf(LOG_LVL_WARNING, __FILE__, __LINE__, __func__, expr)
#define LOG_ERROR(expr ...) \
- log_printf_lf (LOG_LVL_ERROR, __FILE__, __LINE__, __FUNCTION__, expr)
+ log_printf_lf(LOG_LVL_ERROR, __FILE__, __LINE__, __func__, expr)
#define LOG_USER(expr ...) \
- log_printf_lf (LOG_LVL_USER, __FILE__, __LINE__, __FUNCTION__, expr)
+ log_printf_lf(LOG_LVL_USER, __FILE__, __LINE__, __func__, expr)
#define LOG_USER_N(expr ...) \
- log_printf (LOG_LVL_USER, __FILE__, __LINE__, __FUNCTION__, expr)
+ log_printf(LOG_LVL_USER, __FILE__, __LINE__, __func__, expr)
#define LOG_OUTPUT(expr ...) \
- log_printf (LOG_LVL_OUTPUT, __FILE__, __LINE__, __FUNCTION__, expr)
+ log_printf(LOG_LVL_OUTPUT, __FILE__, __LINE__, __func__, expr)
/* general failures
* error codes < 100
*/
-#define ERROR_OK (0)
-#define ERROR_INVALID_ARGUMENTS ERROR_COMMAND_SYNTAX_ERROR
-#define ERROR_NO_CONFIG_FILE (-2)
-#define ERROR_BUF_TOO_SMALL (-3)
+#define ERROR_OK (0)
+#define ERROR_NO_CONFIG_FILE (-2)
+#define ERROR_BUF_TOO_SMALL (-3)
/* see "Error:" log entry for meaningful message to the user. The caller should
* make no assumptions about what went wrong and try to handle the problem.
*/
-#define ERROR_FAIL (-4)
+#define ERROR_FAIL (-4)
-#endif /* LOG_H */
+#endif /* LOG_H */