-#ifndef BABELTRACE_ASSERT_PRE_INTERNAL_H
-#define BABELTRACE_ASSERT_PRE_INTERNAL_H
-
/*
+ * SPDX-License-Identifier: MIT
+ *
* Copyright (c) 2018 EfficiOS Inc. and Linux Foundation
* Copyright (c) 2018 Philippe Proulx <pproulx@efficios.com>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
*/
+#ifndef BABELTRACE_ASSERT_PRE_INTERNAL_H
+#define BABELTRACE_ASSERT_PRE_INTERNAL_H
+
/*
* The macros in this header use macros defined in "lib/logging.h".
* We don't want this header to automatically include
# error Include "lib/logging.h" before this header.
#endif
+#include <stdbool.h>
#include <stdlib.h>
#include <inttypes.h>
+#include "common/common.h"
#include "common/macros.h"
-#ifdef BT_DEV_MODE
/*
* Prints the details of an unsatisfied precondition without immediately
* aborting. You should use this within a function which checks
*
* Example:
*
- * BT_ASSERT_PRE_FUNC
* static inline bool check_complex_precond(...)
* {
* ...
* BT_ASSERT_PRE(check_complex_precond(...),
* "Precondition is not satisfied: ...", ...);
*/
-# define BT_ASSERT_PRE_MSG(_fmt, ...) \
+#define BT_ASSERT_PRE_MSG(_fmt, ...) \
do { \
bt_lib_log(_BT_LOG_SRCLOC_FUNCTION, __FILE__, \
__LINE__, BT_LOG_FATAL, BT_LOG_TAG, \
} while (0)
/*
- * Developer mode: asserts that the library precondition `_cond` is
- * satisfied.
+ * Asserts that the library precondition `_cond` is satisfied.
*
* If `_cond` is false, log a fatal statement using `_fmt` and the
* optional arguments (same usage as BT_LIB_LOGF()), and abort.
* code), use BT_ASSERT_POST().
*
* To assert that an internal postcondition is satisfied, use
- * BT_ASSERT().
+ * BT_ASSERT() or BT_ASSERT_DBG().
*/
-# define BT_ASSERT_PRE(_cond, _fmt, ...) \
+#define BT_ASSERT_PRE(_cond, _fmt, ...) \
do { \
if (!(_cond)) { \
BT_ASSERT_PRE_MSG("Babeltrace 2 library precondition not satisfied; error is:"); \
- BT_ASSERT_PRE_MSG((_fmt), ##__VA_ARGS__); \
+ BT_ASSERT_PRE_MSG(_fmt, ##__VA_ARGS__); \
BT_ASSERT_PRE_MSG("Aborting..."); \
- abort(); \
+ bt_common_abort(); \
} \
} while (0)
/*
- * Marks a function as being only used within a BT_ASSERT_PRE() context.
+ * Asserts that a given variable `_obj` named `_obj_name` (capitalized)
+ * is not `NULL`.
*/
-# define BT_ASSERT_PRE_FUNC
-#else
-# define BT_ASSERT_PRE(_cond, _fmt, ...) ((void) sizeof((void) (_cond), 0))
-# define BT_ASSERT_PRE_FUNC __attribute__((unused))
-# define BT_ASSERT_PRE_MSG(_fmt, ...)
-#endif /* BT_DEV_MODE */
+#define BT_ASSERT_PRE_NON_NULL(_obj, _obj_name) \
+ BT_ASSERT_PRE((_obj), "%s is NULL: ", _obj_name)
/*
- * Developer mode: asserts that a given variable `_obj` named
- * `_obj_name` (capitalized) is not `NULL`.
+ * Asserts that a given index `_index` is less than a given length
+ * `_length`.
*/
-#define BT_ASSERT_PRE_NON_NULL(_obj, _obj_name) \
- BT_ASSERT_PRE((_obj) != NULL, "%s is NULL: ", _obj_name)
+#define BT_ASSERT_PRE_VALID_INDEX(_index, _length) \
+ BT_ASSERT_PRE((_index) < (_length), \
+ "Index is out of bounds: index=%" PRIu64 ", " \
+ "count=%" PRIu64, (uint64_t) (_index), (uint64_t) (_length))
+
+/*
+ * Asserts that the current thread has no error set.
+ */
+#define BT_ASSERT_PRE_NO_ERROR() \
+ do { \
+ const struct bt_error *err = bt_current_thread_take_error(); \
+ if (err) { \
+ bt_current_thread_move_error(err); \
+ } \
+ BT_ASSERT_PRE(!err, \
+ "API function called while current thread has an " \
+ "error: function=%s", __func__); \
+ } while (0)
+
+#ifdef BT_DEV_MODE
+/* Developer mode version of BT_ASSERT_PRE_MSG(). */
+# define BT_ASSERT_PRE_DEV_MSG(_fmt, ...) \
+ BT_ASSERT_PRE_MSG(_fmt, ##__VA_ARGS__)
+
+/* Developer mode version of BT_ASSERT_PRE(). */
+# define BT_ASSERT_PRE_DEV(_cond, _fmt, ...) \
+ BT_ASSERT_PRE((_cond), _fmt, ##__VA_ARGS__)
+
+/* Developer mode version of BT_ASSERT_PRE_NON_NULL() */
+# define BT_ASSERT_PRE_DEV_NON_NULL(_obj, _obj_name) \
+ BT_ASSERT_PRE_NON_NULL((_obj), (_obj_name))
/*
* Developer mode: asserts that a given object `_obj` named `_obj_name`
* (capitalized) is NOT frozen. This macro checks the `frozen` field of
* `_obj`.
+ *
+ * This currently only exists in developer mode because some freezing
+ * functions can be called on the fast path, so they too are only
+ * enabled in developer mode.
*/
-#define BT_ASSERT_PRE_HOT(_obj, _obj_name, _fmt, ...) \
+# define BT_ASSERT_PRE_DEV_HOT(_obj, _obj_name, _fmt, ...) \
BT_ASSERT_PRE(!(_obj)->frozen, "%s is frozen" _fmt, _obj_name, \
##__VA_ARGS__)
+/* Developer mode version of BT_ASSERT_PRE_VALID_INDEX() */
+# define BT_ASSERT_PRE_DEV_VALID_INDEX(_index, _length) \
+ BT_ASSERT_PRE_VALID_INDEX((_index), (_length))
+
+/* Developer mode version of BT_ASSERT_PRE_NO_ERROR(). */
+# define BT_ASSERT_PRE_DEV_NO_ERROR() \
+ BT_ASSERT_PRE_NO_ERROR()
+
/*
- * Developer mode: asserts that a given index `_index` is less than a
- * given length `_length`.
+ * Marks a function as being only used within a BT_ASSERT_PRE_DEV()
+ * context.
*/
-#define BT_ASSERT_PRE_VALID_INDEX(_index, _length) \
- BT_ASSERT_PRE((_index) < (_length), \
- "Index is out of bounds: index=%" PRIu64 ", " \
- "count=%" PRIu64, (uint64_t) (_index), (uint64_t) (_length))
+# define BT_ASSERT_PRE_DEV_FUNC
+#else
+# define BT_ASSERT_PRE_DEV_MSG(_fmt, ...)
+# define BT_ASSERT_PRE_DEV(_cond, _fmt, ...) ((void) sizeof((void) (_cond), 0))
+# define BT_ASSERT_PRE_DEV_NON_NULL(_obj, _obj_name) \
+ ((void) sizeof((void) (_obj), (void) (_obj_name), 0))
+# define BT_ASSERT_PRE_DEV_HOT(_obj, _obj_name, _fmt, ...) \
+ ((void) sizeof((void) (_obj), (void) (_obj_name), 0))
+# define BT_ASSERT_PRE_DEV_VALID_INDEX(_index, _length) \
+ ((void) sizeof((void) (_index), (void) (_length), 0))
+# define BT_ASSERT_PRE_DEV_NO_ERROR()
+# define BT_ASSERT_PRE_DEV_FUNC __attribute__((unused))
+#endif /* BT_DEV_MODE */
+
+#define BT_ASSERT_PRE_SUPPORTED
#endif /* BABELTRACE_ASSERT_PRE_INTERNAL_H */