27ff9aea20
This post-processing will need to be shared between rust-bin and cargo-based recipes. Signed-off-by: Tyler Hall <tylerwhall@gmail.com>
91 lines
2.6 KiB
Plaintext
91 lines
2.6 KiB
Plaintext
inherit rust
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RDEPENDS_${PN} += "${RUSTLIB_DEP}"
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RUSTC_ARCHFLAGS += "-C opt-level=3 -g -L ${STAGING_DIR_HOST}/${rustlibdir}"
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EXTRA_OEMAKE += 'RUSTC_ARCHFLAGS="${RUSTC_ARCHFLAGS}"'
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# Some libraries alias with the standard library but libstd is configured to
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# make it difficult or imposisble to use its version. Unfortunately libstd
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# must be explicitly overridden using extern.
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OVERLAP_LIBS = "\
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libc \
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log \
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getopts \
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rand \
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"
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def get_overlap_deps(d):
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deps = d.getVar("DEPENDS", True).split()
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overlap_deps = []
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for o in d.getVar("OVERLAP_LIBS", True).split():
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l = len([o for dep in deps if (o + '-rs' in dep)])
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if l > 0:
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overlap_deps.append(o)
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return " ".join(overlap_deps)
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OVERLAP_DEPS = "${@get_overlap_deps(d)}"
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# Prevents multiple static copies of standard library modules
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# See https://github.com/rust-lang/rust/issues/19680
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RUSTC_PREFER_DYNAMIC = "-C prefer-dynamic"
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RUSTC_FLAGS += "${RUSTC_PREFER_DYNAMIC}"
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CRATE_NAME ?= "${@d.getVar('BPN', True).replace('-rs', '').replace('-', '_')}"
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BINNAME ?= "${BPN}"
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LIBNAME ?= "lib${CRATE_NAME}-rs"
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CRATE_TYPE ?= "dylib"
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BIN_SRC ?= "${S}/src/main.rs"
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LIB_SRC ?= "${S}/src/lib.rs"
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get_overlap_externs () {
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externs=
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for dep in ${OVERLAP_DEPS}; do
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extern=$(ls ${STAGING_DIR_HOST}/${rustlibdir}/lib$dep-rs.{so,rlib} 2>/dev/null \
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| awk '{print $1}');
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if [ -n "$extern" ]; then
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externs="$externs --extern $dep=$extern"
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else
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echo "$dep in depends but no such library found in ${rustlibdir}!" >&2
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exit 1
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fi
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done
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echo "$externs"
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}
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do_configure () {
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}
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oe_compile_rust_lib () {
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[ "${CRATE_TYPE}" == "dylib" ] && suffix=so || suffix=rlib
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rm -rf ${LIBNAME}.{rlib,so}
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local -a link_args
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if [ "${CRATE_TYPE}" == "dylib" ]; then
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link_args[0]="-C"
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link_args[1]="link-args=-Wl,-soname -Wl,${LIBNAME}.$suffix"
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fi
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oe_runrustc $(get_overlap_externs) \
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"${link_args[@]}" \
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${LIB_SRC} \
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-o ${LIBNAME}.$suffix \
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--crate-name=${CRATE_NAME} --crate-type=${CRATE_TYPE} \
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"$@"
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}
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oe_compile_rust_lib[vardeps] += "get_overlap_externs"
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oe_compile_rust_bin () {
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rm -rf ${BINNAME}
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oe_runrustc $(get_overlap_externs) ${BIN_SRC} -o ${BINNAME} "$@"
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}
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oe_compile_rust_bin[vardeps] += "get_overlap_externs"
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oe_install_rust_lib () {
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for lib in $(ls ${LIBNAME}.{so,rlib} 2>/dev/null); do
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echo Installing $lib
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install -D -m 755 $lib ${D}/${rustlibdir}/$lib
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done
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}
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oe_install_rust_bin () {
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echo Installing ${BINNAME}
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install -D -m 755 ${BINNAME} ${D}/${bindir}/${BINNAME}
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}
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