cpp-common/bt2c/fmt.hpp: use `wise_enum::string_type` in `EnableIfIsWiseEnum` definition

[babeltrace.git] / include / babeltrace2 / babeltrace.h

diff --git a/include/babeltrace2/babeltrace.h b/include/babeltrace2/babeltrace.h
index 3f919cf30a6ea65f29caf4b5de8fa6ac30d485e1..82f625145351f1f5febe9388c75fb8ec0848a0bc 100644 (file)
--- a/include/babeltrace2/babeltrace.h
+++ b/include/babeltrace2/babeltrace.h
@@ -1,28 +1,12 @@
-#ifndef BABELTRACE2_BABELTRACE_H
-#define BABELTRACE2_BABELTRACE_H
-
 /*
- * Copyright (c) 2010-2019 EfficiOS Inc. and Linux Foundation
- *
- * 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.
+ * SPDX-License-Identifier: MIT
  *
- * 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.
+ * Copyright (C) 2010-2019 EfficiOS Inc. and Linux Foundation
  */
 
+#ifndef BABELTRACE2_BABELTRACE_H
+#define BABELTRACE2_BABELTRACE_H
+
 /*
  * Tell the specific headers that they are included from this header.
  *
@@ -44,6 +28,30 @@
 # define __BT_UPCAST_CONST(_type, _p)  ((const _type *) (_p))
 #endif
 
+/*
+ * Internal: attribute suitable to tag functions as having printf()-like
+ * arguments.
+ *
+ * We always define `__USE_MINGW_ANSI_STDIO` when building with MinGW, so use
+ * `gnu_printf` directly rather than `__MINGW_PRINTF_FORMAT` (which would require
+ * including `stdio.h`).
+ */
+#ifdef __MINGW32__
+# define __BT_PRINTF_FORMAT gnu_printf
+#else
+# define __BT_PRINTF_FORMAT printf
+#endif
+
+#define __BT_ATTR_FORMAT_PRINTF(_string_index, _first_to_check) \
+               __attribute__((format(__BT_PRINTF_FORMAT, _string_index, _first_to_check)))
+
+/* Internal: `noexcept` specifier if C++ ≥ 11 */
+#if defined(__cplusplus) && (__cplusplus >= 201103L || (defined(_MSC_VER) && _MSC_VER >= 1900))
+# define __BT_NOEXCEPT noexcept
+#else
+# define __BT_NOEXCEPT
+#endif
+
 #include <babeltrace2/error-reporting.h>
 #include <babeltrace2/graph/component-class-dev.h>
 #include <babeltrace2/graph/component-class.h>
@@ -103,5 +111,6 @@
 #undef __BT_LOGGING_LEVEL_ERROR
 #undef __BT_LOGGING_LEVEL_FATAL
 #undef __BT_LOGGING_LEVEL_NONE
+#undef __BT_NOEXCEPT
 
 #endif /* BABELTRACE2_BABELTRACE_H */