initial buildroot for linux 5.15

package/mongodb/Config.in

@@ -0,0 +1,42 @@
+# from https://docs.mongodb.com/manual/installation/#supported-platforms
+config BR2_PACKAGE_MONGODB_ARCH_SUPPORTS
+	bool
+	# ARM needs LDREX/STREX, so ARMv6+
+	default y if BR2_arm && !BR2_ARM_CPU_ARMV4 && !BR2_ARM_CPU_ARMV5
+	default y if BR2_aarch64 || BR2_x86_64
+	depends on BR2_TOOLCHAIN_SUPPORTS_ALWAYS_LOCKFREE_ATOMIC_INTS # boost-filesystem
+
+config BR2_PACKAGE_MONGODB
+	bool "mongodb"
+	depends on BR2_PACKAGE_MONGODB_ARCH_SUPPORTS
+	depends on BR2_TOOLCHAIN_USES_GLIBC # needs glibc malloc_usable_size
+	depends on BR2_USE_WCHAR
+	depends on BR2_TOOLCHAIN_HAS_THREADS
+	depends on BR2_INSTALL_LIBSTDCPP
+	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_7 # C++17
+	select BR2_PACKAGE_BOOST
+	select BR2_PACKAGE_BOOST_FILESYSTEM
+	select BR2_PACKAGE_BOOST_IOSTREAMS
+	select BR2_PACKAGE_BOOST_PROGRAM_OPTIONS
+	select BR2_PACKAGE_BOOST_SYSTEM
+	select BR2_PACKAGE_PCRE
+	select BR2_PACKAGE_PCRE_UTF # runtime
+	select BR2_PACKAGE_SNAPPY
+	select BR2_PACKAGE_SQLITE
+	select BR2_PACKAGE_YAML_CPP
+	select BR2_PACKAGE_ZLIB
+	help
+	  MongoDB is a cross-platform document-oriented database
+	  (NoSQL).
+
+	  It uses JSON-like documents with dynamic schemas (BSON),
+	  making the integration of data in certain types of
+	  applications easier and faster.
+
+	  https://www.mongodb.org/
+
+comment "mongodb needs a glibc toolchain w/ wchar, threads, C++, gcc >= 7"
+	depends on !BR2_USE_WCHAR || !BR2_TOOLCHAIN_HAS_THREADS || \
+		!BR2_INSTALL_LIBSTDCPP || !BR2_TOOLCHAIN_USES_GLIBC || \
+		!BR2_TOOLCHAIN_GCC_AT_LEAST_7
+	depends on BR2_PACKAGE_MONGODB_ARCH_SUPPORTS