change(esp_libc): rename newlib component to esp_libc

components/esp_libc/platform_include/assert.h

@@ -0,0 +1,47 @@
+/*
+ * SPDX-FileCopyrightText: 2017-2022 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/* This header file wraps newlib's own unmodified assert.h and adds
+   support for silent assertion failure.
+*/
+#pragma once
+#include <sdkconfig.h>
+#include <stdlib.h>
+#include <stdint.h>
+
+#include_next <assert.h>
+
+/* moved part of libc provided assert to here allows
+ * tweaking the assert macro to use __builtin_expect()
+ * and reduce jumps in the "asserts OK" code path
+ *
+ * Note: using __builtin_expect() not likely() to avoid defining the likely
+ * macro in namespace of non-IDF code that may include this standard header.
+ */
+#undef assert
+
+/* __FILENAME__ points to the file name instead of path + filename
+ * e.g __FILE__ points to "/apps/test.c" where as __FILENAME__ points to "test.c"
+ */
+#define __FILENAME__ (__builtin_strrchr( "/" __FILE__, '/') + 1)
+
+#if defined(NDEBUG)
+
+#if CONFIG_COMPILER_ASSERT_NDEBUG_EVALUATE
+#define assert(__e) ((void)(__e))
+#else
+#define assert(__e) ((void)0)
+#endif //CONFIG_COMPILER_ASSERT_NDEBUG_EVALUATE
+
+#elif CONFIG_COMPILER_OPTIMIZATION_ASSERTIONS_SILENT
+
+#define assert(__e) (__builtin_expect(!!(__e), 1) ? (void)0 : __assert_func(NULL, 0, NULL, NULL))
+
+#else // !CONFIG_COMPILER_OPTIMIZATION_ASSERTIONS_SILENT
+
+#define assert(__e) (__builtin_expect(!!(__e), 1) ? (void)0 : __assert_func (__FILENAME__, __LINE__, \
+                                                                             __ASSERT_FUNC, #__e))
+#endif