rust: stop using shared source

Convert rust to not use the shared source setup and instead use its own
extracted directory. Include the version info in the bitbake file so
that in the future we can support multiple versions via a
PREFERRED_VERSIONS variable.

recipes-devtools/rust/rust_1.10.0.bb

@@ -0,0 +1,29 @@
+inherit rust-installer
+require rust.inc
+
+SRC_URI += " \
+        file://rust/0001-Add-config-for-musl-based-arm-builds.patch \
+        file://rust/0002-Target-add-default-target.json-path-libdir-rust-targ.patch \
+        file://rust/0003-mk-for-stage0-use-RUSTFLAGS-to-override-target-libs-.patch \
+        file://rust/0004-mk-add-missing-CFG_LIBDIR_RELATIVE.patch \
+        file://rust/0005-configure-support-bindir-and-extend-libdir-to-non-bl.patch \
+        file://rust/0006-std-thread_local-workaround-for-NULL-__dso_handle.patch \
+        file://rust/0007-mk-install-use-disable-rewrite-paths.patch \
+        file://rust/0008-Allow-overriding-crate_hash-with-C-crate_hash.patch \
+        file://rust/0009-mk-platform.mk-pass-C-crate_hash-to-builds.patch \
+        file://rust/0010-mk-allow-changing-the-platform-configuration-source-.patch \
+        file://rust/0011-Get-rid-of-the-.note-interpretation-of-rustc-dylib-m.patch \
+        file://rust-installer/0001-add-option-to-disable-rewriting-of-install-paths.patch;patchdir=src/rust-installer \
+        "
+
+SRC_URI[rust.md5sum] = "a48fef30353fc9daa70b484b690ce5db"
+SRC_URI[rust.sha256sum] = "a4015aacf4f6d8a8239253c4da46e7abaa8584f8214d1828d2ff0a8f56176869"
+
+DEPENDS += "rust-llvm"
+
+# Otherwise we'll depend on what we provide
+INHIBIT_DEFAULT_RUST_DEPS_class-native = "1"
+# We don't need to depend on gcc-native because yocto assumes it exists
+PROVIDES_class-native = "virtual/${TARGET_PREFIX}rust"
+
+BBCLASSEXTEND = "native"