initial buildroot for linux 5.15

package/rust/rust.hash

@@ -0,0 +1,6 @@
+# From https://static.rust-lang.org/dist/rustc-1.54.0-src.tar.xz.sha256
+# Verified using https://static.rust-lang.org/dist/rustc-1.54.0-src.tar.xz.asc
+sha256  a2934f85f76a35a3796c0fefd31e91f5b6dd8377cd8c3769c1c10e7ce7a495f4  rustc-1.54.0-src.tar.xz
+# Locally generated
+sha256  62c7a1e35f56406896d7aa7ca52d0cc0d272ac022b5d2796e7d6905db8a3636a  LICENSE-APACHE
+sha256  23f18e03dc49df91622fe2a76176497404e46ced8a715d9d2b67a7446571cca3  LICENSE-MIT

package/rust/rust.mk

@@ -0,0 +1,82 @@
+################################################################################
+#
+# rust
+#
+################################################################################
+
+RUST_VERSION = 1.54.0
+RUST_SOURCE = rustc-$(RUST_VERSION)-src.tar.xz
+RUST_SITE = https://static.rust-lang.org/dist
+RUST_LICENSE = Apache-2.0 or MIT
+RUST_LICENSE_FILES = LICENSE-APACHE LICENSE-MIT
+
+HOST_RUST_PROVIDES = host-rustc
+
+HOST_RUST_DEPENDENCIES = \
+	toolchain \
+	host-rust-bin \
+	host-openssl \
+	$(BR2_CMAKE_HOST_DEPENDENCY)
+
+ifeq ($(BR2_PACKAGE_PYTHON3),y)
+HOST_RUST_PYTHON_VERSION = $(PYTHON3_VERSION_MAJOR)
+HOST_RUST_DEPENDENCIES += host-python3
+else
+HOST_RUST_PYTHON_VERSION = $(PYTHON_VERSION_MAJOR)
+HOST_RUST_DEPENDENCIES += host-python
+endif
+
+HOST_RUST_VERBOSITY = $(if $(VERBOSE),2,0)
+
+# Some vendor crates contain Cargo.toml.orig files. The associated
+# .cargo-checksum.json file will contain a checksum for Cargo.toml.orig but
+# support/scripts/apply-patches.sh will delete them. This will cause the build
+# to fail, as Cargo will not be able to find the file and verify the checksum.
+# So, remove all Cargo.toml.orig entries from the affected .cargo-checksum.json
+# files
+define HOST_RUST_EXCLUDE_ORIG_FILES
+	for file in $$(find $(@D) -name '*.orig'); do \
+		crate=$$(dirname $${file}); \
+		fn=$${crate}/.cargo-checksum.json; \
+		sed -i -e 's/"Cargo.toml.orig":"[a-z0-9]\+",//g' $${fn}; \
+	done
+endef
+
+HOST_RUST_POST_EXTRACT_HOOKS += HOST_RUST_EXCLUDE_ORIG_FILES
+
+define HOST_RUST_CONFIGURE_CMDS
+	( \
+		echo '[build]'; \
+		echo 'target = ["$(RUSTC_TARGET_NAME)"]'; \
+		echo 'cargo = "$(HOST_RUST_BIN_DIR)/cargo/bin/cargo"'; \
+		echo 'rustc = "$(HOST_RUST_BIN_DIR)/rustc/bin/rustc"'; \
+		echo 'python = "$(HOST_DIR)/bin/python$(HOST_RUST_PYTHON_VERSION)"'; \
+		echo 'submodules = false'; \
+		echo 'vendor = true'; \
+		echo 'extended = true'; \
+		echo 'tools = ["cargo"]'; \
+		echo 'compiler-docs = false'; \
+		echo 'docs = false'; \
+		echo 'verbose = $(HOST_RUST_VERBOSITY)'; \
+		echo '[install]'; \
+		echo 'prefix = "$(HOST_DIR)"'; \
+		echo 'sysconfdir = "$(HOST_DIR)/etc"'; \
+		echo '[rust]'; \
+		echo 'channel = "stable"'; \
+		echo '[target.$(RUSTC_TARGET_NAME)]'; \
+		echo 'cc = "$(TARGET_CROSS)gcc"'; \
+		echo '[llvm]'; \
+		echo 'ninja = false'; \
+	) > $(@D)/config.toml
+endef
+
+define HOST_RUST_BUILD_CMDS
+	cd $(@D); $(HOST_MAKE_ENV) $(HOST_DIR)/bin/python$(HOST_RUST_PYTHON_VERSION) x.py build
+endef
+
+define HOST_RUST_INSTALL_CMDS
+	cd $(@D); $(HOST_MAKE_ENV) $(HOST_DIR)/bin/python$(HOST_RUST_PYTHON_VERSION) x.py dist
+	cd $(@D); $(HOST_MAKE_ENV) $(HOST_DIR)/bin/python$(HOST_RUST_PYTHON_VERSION) x.py install
+endef
+
+$(eval $(host-generic-package))