libs/libxx: change libcxxmini to libminiabi

libcxxmini shall not stay the same layer of LIBCXX, move it down to ABI library layer.

Signed-off-by: v-zhangxiaomeng5 <v-zhangxiaomeng5@xiaomi.com>

libs/libxx/Kconfig

@@ -24,7 +24,10 @@ if HAVE_CXX
 
 choice
 	prompt "C++ Library"
-	default LIBCXXMINI
+	default LIBCXXNONE
+
+config LIBCXXNONE
+	bool "No default C++ Standard Template Library"
 
 config LIBCXXTOOLCHAIN
 	bool "Toolchain C++ support"
@@ -32,13 +35,6 @@ config LIBCXXTOOLCHAIN
 	---help---
 		Use Standard C++ library from toolchain.
 
-config LIBCXXMINI
-	bool "Basic C++ support"
-	---help---
-		A fragmentary C++ library that will allow to build only
-		the simplest of C++ applications. Only contain basic C++
-		runtime support function.
-
 config LIBCXX
 	bool "LLVM libc++ C++ Standard Library"
 	select HAVE_CXXINITIALIZE
@@ -60,18 +56,24 @@ endchoice
 
 config ETL
 	bool "Embedded Template Library (ETL)"
-	depends on LIBCXXMINI && ALLOW_MIT_COMPONENTS
+	depends on ALLOW_MIT_COMPONENTS
 	---help---
 		ETL A C++ Template library for Embedded applications
 		Implements C++ templates such as containers, string
 		singleton math without C++ STL libraries
 
-if !LIBCXXMINI
-
 choice
 	prompt "C++ low level library select"
+	default LIBMINIABI if LIBCXXNONE
 	default LIBSUPCXX_TOOLCHAIN
 
+config LIBMINIABI
+	bool "Basic C++ support"
+	---help---
+		A fragmentary C++ library that will allow to build only
+		the simplest of C++ applications. Only contain basic C++
+		runtime support function.
+
 config LIBCXXABI
 	bool "LLVM low level C++ Library"
 	---help---
@@ -93,8 +95,6 @@ config LIBSUPCXX_TOOLCHAIN
 
 endchoice
 
-endif
-
 config LIBCXXABI_VERSION
 	string "Select libcxxabi version"
 	depends on LIBCXXABI

libs/libxx/Makefile

@@ -35,8 +35,6 @@ ifeq ($(CONFIG_UCLIBCXX),y)
 include uClibc++/Make.defs
 else ifeq ($(CONFIG_LIBCXX),y)
 include libcxx/Make.defs
-else ifeq ($(CONFIG_LIBCXXMINI),y)
-include libcxxmini/Make.defs
 endif
 
 ifeq ($(CONFIG_ETL),y)
@@ -45,6 +43,8 @@ endif
 
 ifeq ($(CONFIG_LIBCXXABI),y)
 include libcxxabi/Make.defs
+else ifeq ($(CONFIG_LIBMINIABI),y)
+include libminiabi/Make.defs
 endif
 
 # Object Files

libs/libxx/libminiabi/CMakeLists.txt

@@ -1,5 +1,5 @@
 # ##############################################################################
-# libs/libxx/libcxxmini/CMakeLists.txt
+# libs/libxx/libminiabi/CMakeLists.txt
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -20,16 +20,16 @@
 #
 # ##############################################################################
 
-if(CONFIG_LIBCXXMINI)
+if(CONFIG_LIBMINIABI)
 
-  nuttx_add_system_library(libcxxmini)
+  nuttx_add_system_library(libminiabi)
 
   if(NOT CONFIG_XTENSA_TOOLCHAIN_XCC)
     add_compile_options(-Wno-missing-exception-spec)
   endif()
 
   target_sources(
-    libcxxmini
+    libminiabi
     PRIVATE libxx_cxa_guard.cxx
             libxx_cxapurevirtual.cxx
             libxx_delete.cxx

libs/libxx/libminiabi/Make.defs

@@ -1,5 +1,5 @@
 ############################################################################
-# libs/libxx/libcxxmini/Make.defs
+# libs/libxx/libminiabi/Make.defs
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -29,5 +29,5 @@ ifneq ($(CONFIG_XTENSA_TOOLCHAIN_XCC), y)
   CXXFLAGS += -Wno-missing-exception-spec
 endif
 
-DEPPATH += --dep-path libcxxmini
-VPATH += libcxxmini
+DEPPATH += --dep-path libminiabi
+VPATH += libminiabi

libs/libxx/libminiabi/libxx_cxa_guard.cxx

@@ -1,5 +1,5 @@
 //***************************************************************************
-// libs/libxx/libcxxmini/libxx_cxa_guard.cxx
+// libs/libxx/libminiabi/libxx_cxa_guard.cxx
 //
 // SPDX-License-Identifier: Apache-2.0
 //

libs/libxx/libminiabi/libxx_cxapurevirtual.cxx

@@ -1,5 +1,5 @@
 //***************************************************************************
-// libs/libxx/libcxxmini/libxx_cxapurevirtual.cxx
+// libs/libxx/libminiabi/libxx_cxapurevirtual.cxx
 //
 // SPDX-License-Identifier: Apache-2.0
 //

libs/libxx/libminiabi/libxx_delete.cxx

@@ -1,5 +1,5 @@
 //***************************************************************************
-// libs/libxx/libcxxmini/libxx_delete.cxx
+// libs/libxx/libminiabi/libxx_delete.cxx
 //
 // SPDX-License-Identifier: Apache-2.0
 //

libs/libxx/libminiabi/libxx_deletea.cxx

@@ -1,5 +1,5 @@
 //***************************************************************************
-// libs/libxx/libcxxmini/libxx_deletea.cxx
+// libs/libxx/libminiabi/libxx_deletea.cxx
 //
 // Licensed to the Apache Software Foundation (ASF) under one or more
 // contributor license agreements.  See the NOTICE file distributed with

libs/libxx/libminiabi/libxx_dynamic_cast.cxx

@@ -1,5 +1,5 @@
 /****************************************************************************
- * libs/libxx/libcxxmini/libxx_dynamic_cast.cxx
+ * libs/libxx/libminiabi/libxx_dynamic_cast.cxx
  *
  * Copyright 2010-2011 PathScale, Inc. All rights reserved.
  *

libs/libxx/libminiabi/libxx_new.cxx

@@ -1,5 +1,5 @@
 //***************************************************************************
-// libs/libxx/libcxxmini/libxx_new.cxx
+// libs/libxx/libminiabi/libxx_new.cxx
 //
 // SPDX-License-Identifier: Apache-2.0
 //

libs/libxx/libminiabi/libxx_newa.cxx

@@ -1,5 +1,5 @@
 //***************************************************************************
-// libs/libxx/libcxxmini/libxx_newa.cxx
+// libs/libxx/libminiabi/libxx_newa.cxx
 //
 // SPDX-License-Identifier: Apache-2.0
 //

libs/libxx/libminiabi/libxx_typeinfo.cxx

@@ -1,5 +1,5 @@
 /****************************************************************************
- * libs/libxx/libcxxmini/libxx_typeinfo.cxx
+ * libs/libxx/libminiabi/libxx_typeinfo.cxx
  *
  * Copyright 2010-2011 PathScale, Inc. All rights reserved.
  *

libs/libxx/libminiabi/libxx_typeinfo.h

@@ -1,5 +1,5 @@
 /****************************************************************************
- * libs/libxx/libcxxmini/libxx_typeinfo.h
+ * libs/libxx/libminiabi/libxx_typeinfo.h
  *
  * Copyright 2010-2011 PathScale, Inc. All rights reserved.
  *