ctf: make src.ctf.fs append error causes

[babeltrace.git] / src / logging / comp-logging.h

diff --git a/src/logging/comp-logging.h b/src/logging/comp-logging.h
index 22e9bdaeaa52262333d8514071d23bdbc03c92d8..aae775c579266e55d1d02013abe5b7da81436bde 100644 (file)
--- a/src/logging/comp-logging.h
+++ b/src/logging/comp-logging.h
@@ -43,6 +43,13 @@
                        _BT_COMP_LOG_COMP_NA_STR,                       \
                ##__VA_ARGS__)
 
+/* Logs with level `_lvl` for self component class `_self_comp_class` */
+#define BT_COMP_CLASS_LOG(_lvl, _self_comp_class, _fmt, ...)           \
+       BT_LOG_WRITE((_lvl), BT_LOG_TAG, _BT_COMP_LOG_COMP_PREFIX _fmt, \
+               bt_component_class_get_name(                            \
+                       bt_self_component_class_as_component_class(     \
+                               _self_comp_class)), ##__VA_ARGS__)
+
 #define BT_COMP_LOG_CUR_LVL(_lvl, _cur_lvl, _self_comp, _fmt, ...)     \
        BT_LOG_WRITE_CUR_LVL((_lvl), (_cur_lvl), BT_LOG_TAG,            \
                _BT_COMP_LOG_COMP_PREFIX _fmt,                          \
@@ -131,4 +138,64 @@
 
 #define BT_COMP_LOG_SUPPORTED
 
+/* Logs and appends error cause from component context. */
+#define BT_COMP_LOG_APPEND_CAUSE(_self_comp, _lvl, _fmt, ...)                  \
+       do {                                                                    \
+               BT_COMP_LOG(_lvl, _self_comp, _fmt, ##__VA_ARGS__);             \
+               (void) BT_CURRENT_THREAD_ERROR_APPEND_CAUSE_FROM_COMPONENT(     \
+                       _self_comp, _fmt, ##__VA_ARGS__);                       \
+       } while (0)
+
+/* Logs error and appends error cause from component context. */
+#define BT_COMP_LOGE_APPEND_CAUSE(_self_comp, _fmt, ...)                       \
+       BT_COMP_LOG_APPEND_CAUSE(_self_comp, BT_LOG_ERROR, _fmt, ##__VA_ARGS__)
+
+/* Logs and appends error cause from component class context. */
+#define BT_COMP_CLASS_LOG_APPEND_CAUSE(_self_comp_class, _lvl, _fmt, ...)              \
+       do {                                                                            \
+               BT_COMP_CLASS_LOG(_lvl, _self_comp_class, _fmt, ##__VA_ARGS__);         \
+               (void) BT_CURRENT_THREAD_ERROR_APPEND_CAUSE_FROM_COMPONENT_CLASS(       \
+                       _self_comp_class, _fmt, ##__VA_ARGS__);                         \
+       } while (0)
+
+/* Logs error and appends error cause from component class context. */
+#define BT_COMP_CLASS_LOGE_APPEND_CAUSE(_self_comp_class, _fmt, ...)                           \
+       BT_COMP_CLASS_LOG_APPEND_CAUSE(_self_comp_class, BT_LOG_ERROR, _fmt, ##__VA_ARGS__)
+
+/*
+ * Logs and appends error cause from component class context - the errno
+ * edition.
+ */
+#define BT_COMP_CLASS_LOG_APPEND_CAUSE_ERRNO(_self_comp_class, _lvl, _msg, _fmt, ...)  \
+       do {                                                                            \
+               const char *error_str = g_strerror(errno);                              \
+               BT_COMP_CLASS_LOG(_lvl, _self_comp_class, _msg ": %s" _fmt, error_str,  \
+                       ##__VA_ARGS__);                                                 \
+               (void) BT_CURRENT_THREAD_ERROR_APPEND_CAUSE_FROM_COMPONENT_CLASS(       \
+                       _self_comp_class, _msg ": %s" _fmt, error_str, ##__VA_ARGS__);  \
+       } while (0)
+
+/*
+ * Logs error and appends error cause from component class context - the errno
+ * edition.
+ */
+#define BT_COMP_CLASS_LOGE_APPEND_CAUSE_ERRNO(_self_comp_class, _fmt, ...)             \
+       BT_COMP_CLASS_LOG_APPEND_CAUSE_ERRNO(_self_comp_class, BT_LOG_ERROR, _fmt,      \
+               ##__VA_ARGS__)
+
+/*
+ * Logs error and appends error cause from component or component class context,
+ * depending on whichever is set.
+ */
+#define BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(_self_comp, _self_comp_class, _fmt, ...)       \
+       do {                                                                                    \
+               /* Only one of `_self_comp` and `_self_comp_class` must be set. */              \
+               BT_ASSERT((!!(_self_comp) != (!!_self_comp_class)));                            \
+               if (_self_comp) {                                                               \
+                       BT_COMP_LOGE_APPEND_CAUSE(_self_comp, _fmt, ##__VA_ARGS__);             \
+               } else {                                                                        \
+                       BT_COMP_CLASS_LOGE_APPEND_CAUSE(_self_comp_class, _fmt, ##__VA_ARGS__); \
+               }                                                                               \
+       } while (0)
+
 #endif /* BABELTRACE_LOGGING_COMP_LOGGING_H */