rust-cross-canadian: Simplify and fix

Since a copy of rust can target any target and doesn't need to be target
specific, we can simplify rust-cross-canadian to simply contain the json
configuration and envirionment setup scripts.

(From OE-Core rev: 6ec18de9d6f49bccff72f2665821dbd732b69b48)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

3 files changed, 12 insertions, 110 deletions

diff --git a/meta/recipes-devtools/rust/rust-cross-canadian-common.inc b/meta/recipes-devtools/rust/rust-cross-canadian-common.inc
deleted file mode 100644
index 34020ff6ff..0000000000
--- a/meta/recipes-devtools/rust/rust-cross-canadian-common.inc
+++ /dev/null
@@ -1,49 +0,0 @@
-
-RUST_ALTERNATE_EXE_PATH = "${STAGING_LIBDIR_NATIVE}/llvm-rust/bin/llvm-config"
-
-require rust.inc
-
-DEPENDS += "rust-llvm (=${PV})"
-
-inherit cross-canadian
-
-DEPENDS += "  \
-            virtual/${HOST_PREFIX}gcc-crosssdk \
-            virtual/nativesdk-libc rust-llvm-native \
-            virtual/${TARGET_PREFIX}compilerlibs \
-            virtual/nativesdk-${HOST_PREFIX}compilerlibs \
-            gcc-cross-${TARGET_ARCH} \
-           "
-
-# The host tools are likely not to be able to do the necessary operation on
-# the target architecturea. Alternatively one could check compatibility
-# between host/target.
-EXCLUDE_FROM_SHLIBS_${RUSTLIB_TARGET_PN} = "1"
-
-DEBUG_PREFIX_MAP = "-fdebug-prefix-map=${WORKDIR}=/usr/src/debug/${PN}/${EXTENDPE}${PV}-${PR} \
-                    -fdebug-prefix-map=${STAGING_DIR_HOST}= \
-                    -fdebug-prefix-map=${STAGING_DIR_NATIVE}= \
-                    "
-
-RUST_TARGETGENS = "BUILD HOST TARGET"
-
-INHIBIT_DEFAULT_RUST_DEPS = "1"
-
-export WRAPPER_TARGET_CC = "${CCACHE}${TARGET_PREFIX}gcc --sysroot=${STAGING_DIR_TARGET} ${TARGET_CC_ARCH} ${SECURITY_NOPIE_CFLAGS}"
-export WRAPPER_TARGET_CXX = "${CCACHE}${TARGET_PREFIX}g++ --sysroot=${STAGING_DIR_TARGET} ${TARGET_CC_ARCH} ${SECURITY_NOPIE_CFLAGS}"
-export WRAPPER_TARGET_CCLD = "${TARGET_PREFIX}gcc --sysroot=${STAGING_DIR_TARGET} ${TARGET_CC_ARCH} ${SECURITY_NOPIE_CFLAGS}"
-export WRAPPER_TARGET_LDFLAGS = "${TARGET_LDFLAGS}"
-export WRAPPER_TARGET_AR = "${TARGET_PREFIX}ar"
-
-python do_configure:prepend() {
-    targets = [d.getVar("TARGET_SYS", True), "{}-unknown-linux-gnu".format(d.getVar("HOST_ARCH", True))]
-    hosts = ["{}-unknown-linux-gnu".format(d.getVar("HOST_ARCH", True))]
-}
-
-INSANE_SKIP:${RUSTLIB_TARGET_PN} = "file-rdeps arch ldflags"
-SKIP_FILEDEPS:${RUSTLIB_TARGET_PN} = "1"
-
-INHIBIT_PACKAGE_DEBUG_SPLIT = "1"
-INHIBIT_PACKAGE_STRIP = "1"
-INHIBIT_SYSROOT_STRIP = "1"
-
diff --git a/meta/recipes-devtools/rust/rust-cross-canadian.inc b/meta/recipes-devtools/rust/rust-cross-canadian.inc
index 677bd8842c..2b09661542 100644
--- a/meta/recipes-devtools/rust/rust-cross-canadian.inc
+++ b/meta/recipes-devtools/rust/rust-cross-canadian.inc
@@ -1,20 +1,11 @@
-
-require rust-cross-canadian-common.inc
-
-RUSTLIB_TARGET_PN = "rust-cross-canadian-rustlib-target-${TRANSLATED_TARGET_ARCH}"
-RUSTLIB_HOST_PN = "rust-cross-canadian-rustlib-host-${TRANSLATED_TARGET_ARCH}"
-RUSTLIB_SRC_PN = "rust-cross-canadian-src"
-RUSTLIB_PKGS = "${RUSTLIB_SRC_PN} ${RUSTLIB_TARGET_PN} ${RUSTLIB_HOST_PN}"
 PN = "rust-cross-canadian-${TRANSLATED_TARGET_ARCH}"
 
-PACKAGES = "${RUSTLIB_PKGS} ${PN}"
-RDEPENDS:${PN} += "${RUSTLIB_PKGS}"
+inherit rust-target-config
+inherit rust-common
 
-# The default behaviour of x.py changed in 1.47+ so now we need to
-# explicitly ask for the stage 2 compiler to be assembled.
-do_compile () {
-    rust_runx build --stage 2
-}
+LICENSE = "MIT"
+
+MODIFYTOS = "0"
 
 create_sdk_wrapper () {
         file="$1"
@@ -30,39 +21,14 @@ create_sdk_wrapper () {
 
 do_install () {
     # Rust requires /usr/lib to contain the libs.
-    # Similar story is with /usr/bin ruquiring  `lib` to be at the same level.
     # The required structure is retained for simplicity.
     SYS_LIBDIR=$(dirname ${D}${libdir})
     SYS_BINDIR=$(dirname ${D}${bindir})
     RUSTLIB_DIR=${SYS_LIBDIR}/${TARGET_SYS}/rustlib
 
-    install -d "${SYS_BINDIR}"
-    cp build/${SNAPSHOT_BUILD_SYS}/stage2/bin/* ${SYS_BINDIR}
-    for i in ${SYS_BINDIR}/*; do
-        chrpath -r "\$ORIGIN/../lib" ${i}
-    done
-
-    install -d "${D}${libdir}"
-    cp -pRd build/${SNAPSHOT_BUILD_SYS}/stage2/lib/${TARGET_SYS}/*.so ${SYS_LIBDIR}
-    cp -pRd build/${SNAPSHOT_BUILD_SYS}/stage2/lib/${TARGET_SYS}/rustlib ${RUSTLIB_DIR}
-
-    for i in ${SYS_LIBDIR}/*.so; do
-        chrpath -r "\$ORIGIN/../lib" ${i}
-    done
-    for i in ${RUSTLIB_DIR}/*/lib/*.so; do
-        chrpath -d ${i}
-    done
-
-    install -m 0644 "${WORKDIR}/targets/${TARGET_SYS}.json" "${RUSTLIB_DIR}"
-
-    SRC_DIR=${RUSTLIB_DIR}/src/rust
-    install -d ${SRC_DIR}/src/llvm-project
-    cp -R --no-dereference build/${SNAPSHOT_BUILD_SYS}/stage2/lib/rustlib/src/rust/src/llvm-project/libunwind ${SRC_DIR}/src/llvm-project
-    cp -R --no-dereference build/${SNAPSHOT_BUILD_SYS}/stage2/lib/rustlib/src/rust/library ${SRC_DIR}
-    cp --no-dereference build/${SNAPSHOT_BUILD_SYS}/stage2/lib/rustlib/src/rust/Cargo.lock ${SRC_DIR}
-    # Remove executable bit from any files so then SDK doesn't try to relocate.
-    chmod -R -x+X ${SRC_DIR}
-
+    install -d ${RUSTLIB_DIR}
+    install -m 0644 "${RUST_TARGETS_DIR}/${RUST_HOST_SYS}.json" "${RUSTLIB_DIR}"
+    install -m 0644 "${RUST_TARGETS_DIR}/${RUST_TARGET_SYS}.json" "${RUSTLIB_DIR}"
 
     # Uses SDK's CC as linker so linked binaries works out of box.
     install -d ${SYS_BINDIR}
@@ -73,7 +39,7 @@ do_install () {
     ENV_SETUP_SH="${ENV_SETUP_DIR}/rust.sh"
 
     cat <<- EOF > "${ENV_SETUP_SH}"
-        export RUSTFLAGS="--sysroot=\$OECORE_NATIVE_SYSROOT/usr -C link-arg=--sysroot=\$OECORE_TARGET_SYSROOT -L\$OECORE_NATIVE_SYSROOT/usr/lib/${TARGET_SYS}/rustlib/${TARGET_SYS}/lib"
+        export RUSTFLAGS="--sysroot=\$OECORE_TARGET_SYSROOT/usr -C link-arg=--sysroot=\$OECORE_TARGET_SYSROOT"
         export RUST_TARGET_PATH="\$OECORE_NATIVE_SYSROOT/usr/lib/${TARGET_SYS}/rustlib"
         EOF
 
@@ -100,16 +66,5 @@ do_install () {
         EOF
 }
 
-PKG_SYS_LIBDIR = "${SDKPATHNATIVE}/usr/lib"
-PKG_SYS_BINDIR = "${SDKPATHNATIVE}/usr/bin"
-PKG_RUSTLIB_DIR = "${PKG_SYS_LIBDIR}/${TARGET_SYS}/rustlib"
-FILES:${PN} = "${PKG_SYS_LIBDIR}/*.so ${PKG_SYS_BINDIR} ${base_prefix}/environment-setup.d"
-FILES:${RUSTLIB_TARGET_PN} = "${PKG_RUSTLIB_DIR}/${TARGET_SYS} ${PKG_RUSTLIB_DIR}/${TARGET_SYS}.json"
-FILES:${RUSTLIB_HOST_PN} = "${PKG_RUSTLIB_DIR}/${BUILD_ARCH}-unknown-linux-gnu"
-FILES:${RUSTLIB_SRC_PN} = "${PKG_RUSTLIB_DIR}/src"
-
-SUMMARY:${RUSTLIB_TARGET_PN} = "Rust cross canadian libaries for ${TARGET_SYS}"
-SUMMARY:${RUSTLIB_HOST_PN} = "Rust cross canadian libaries for ${HOST_SYS}"
-SUMMARY:${RUSTLIB_SRC_PN} = "Rust standard library sources for cross canadian toolchain"
-SUMMARY:${PN} = "Rust crost canadian compiler"
+FILES:${PN} += "${base_prefix}/environment-setup.d"
 
diff --git a/meta/recipes-devtools/rust/rust-cross-canadian_1.62.0.bb b/meta/recipes-devtools/rust/rust-cross-canadian_1.62.0.bb
index 766912c019..55865238ab 100644
--- a/meta/recipes-devtools/rust/rust-cross-canadian_1.62.0.bb
+++ b/meta/recipes-devtools/rust/rust-cross-canadian_1.62.0.bb
@@ -1,6 +1,2 @@
-require rust-cross-canadian.inc
-require rust-source.inc
-require rust-snapshot.inc
-
-FILESEXTRAPATHS:prepend := "${THISDIR}/rust:"
-
+inherit cross-canadian
+require rust-cross-canadian.inc
\ No newline at end of file