1 files changed, 40 insertions, 0 deletions
diff --git a/meta/recipes-devtools/rust/libstd-rs.inc b/meta/recipes-devtools/rust/libstd-rs.inc
new file mode 100644
index 0000000000..987956344a
--- /dev/null
+++ b/meta/recipes-devtools/rust/libstd-rs.inc
@@ -0,0 +1,40 @@
+SUMMARY = "Rust standard libaries"
+HOMEPAGE = "http://www.rust-lang.org"
+SECTION = "devel"
+LICENSE = "MIT | Apache-2.0"
+LIC_FILES_CHKSUM = "file://../../COPYRIGHT;md5=93a95682d51b4cb0a633a97046940ef0"
+
+RUSTLIB_DEP = ""
+inherit cargo
+
+DEPENDS:append:libc-musl = " libunwind"
+# rv32 does not have libunwind ported yet
+DEPENDS:remove:riscv32 = "libunwind"
+DEPENDS:remove:riscv64 = "libunwind"
+
+# Embed bitcode in order to allow compiling both with and without LTO
+RUSTFLAGS += "-Cembed-bitcode=yes"
+# Needed so cargo can find libbacktrace
+RUSTFLAGS += "-L ${STAGING_LIBDIR} -C link-arg=-Wl,-soname,libstd.so"
+
+S = "${RUSTSRC}/src/libstd"
+
+CARGO_FEATURES ?= "panic-unwind backtrace"
+CARGO_BUILD_FLAGS += "--features '${CARGO_FEATURES}'"
+CARGO_VENDORING_DIRECTORY = "${RUSTSRC}/vendor"
+
+do_compile:prepend () {
+    export CARGO_TARGET_DIR="${B}"
+    # For Rust 1.13.0 and newer
+    export RUSTC_BOOTSTRAP="1"
+}
+
+do_install () {
+    mkdir -p ${D}${rustlibdir}
+
+    # With the incremental build support added in 1.24, the libstd deps directory also includes dependency
+    # files that get installed. Those are really only needed to incrementally rebuild the libstd library
+    # itself and don't need to be installed.
+    rm -f ${B}/${TARGET_SYS}/${BUILD_DIR}/deps/*.d
+    cp ${B}/${TARGET_SYS}/${BUILD_DIR}/deps/* ${D}${rustlibdir}
+}