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a87bff5925
Use different recipe names for the two different targets so that when switching libcs overlapping files in the sysroot don't cause issues. (From OE-Core rev: 33be44a02beb7c52f075f660ad8e0641e360011c) Signed-off-by: Pgowda <pgowda.cve@gmail.com> Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
74 lines
2.8 KiB
PHP
74 lines
2.8 KiB
PHP
require rust.inc
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inherit cross
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python do_rust_gen_targets () {
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wd = d.getVar('WORKDIR') + '/targets/'
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# It is important 'TARGET' is last here so that it overrides our less
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# informed choices for BUILD & HOST if TARGET happens to be the same as
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# either of them.
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for thing in ['BUILD', 'HOST', 'TARGET']:
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bb.debug(1, "rust_gen_target for " + thing)
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features = ""
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cpu = "generic"
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arch = d.getVar('{}_ARCH'.format(thing))
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abi = ""
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if thing is "TARGET":
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abi = d.getVar('ABIEXTENSION')
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# arm and armv7 have different targets in llvm
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if arch == "arm" and target_is_armv7(d):
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arch = 'armv7'
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features = d.getVar('TARGET_LLVM_FEATURES') or ""
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cpu = d.getVar('TARGET_LLVM_CPU')
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rust_gen_target(d, thing, wd, features, cpu, arch, abi)
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}
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# Otherwise we'll depend on what we provide
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INHIBIT_DEFAULT_RUST_DEPS = "1"
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# Unlike native (which nicely maps it's DEPENDS) cross wipes them out completely.
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# Generally, we (and cross in general) need the same things that native needs,
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# so it might make sense to take it's mapping. For now, though, we just mention
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# the bits we need explicitly.
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DEPENDS += "rust-llvm-native"
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DEPENDS += "virtual/${TARGET_PREFIX}gcc virtual/${TARGET_PREFIX}compilerlibs virtual/libc"
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DEPENDS += "rust-native"
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PROVIDES = "virtual/${TARGET_PREFIX}rust"
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PN = "rust-cross-${TARGET_ARCH}-${TCLIBC}"
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# In the cross compilation case, rustc doesn't seem to get the rpath quite
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# right. It manages to include '../../lib/${TARGET_PREFIX}', but doesn't
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# include the '../../lib' (ie: relative path from cross_bindir to normal
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# libdir. As a result, we end up not being able to properly reference files in normal ${libdir}.
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# Most of the time this happens to work fine as the systems libraries are
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# subsituted, but sometimes a host system will lack a library, or the right
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# version of a library (libtinfo was how I noticed this).
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#
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# FIXME: this should really be fixed in rust itself.
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# FIXME: using hard-coded relative paths is wrong, we should ask bitbake for
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# the relative path between 2 of it's vars.
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HOST_POST_LINK_ARGS:append = " -Wl,-rpath=../../lib"
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BUILD_POST_LINK_ARGS:append = " -Wl,-rpath=../../lib"
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# We need the same thing for the calls to the compiler when building the runtime crap
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TARGET_CC_ARCH:append = " --sysroot=${STAGING_DIR_TARGET}"
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do_rust_setup_snapshot () {
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}
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do_configure () {
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}
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do_compile () {
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}
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do_install () {
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mkdir -p ${D}${prefix}/${base_libdir_native}/rustlib
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cp ${WORKDIR}/targets/${TARGET_SYS}.json ${D}${prefix}/${base_libdir_native}/rustlib
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}
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rust_cross_sysroot_preprocess() {
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sysroot_stage_dir ${D}${prefix}/${base_libdir_native}/rustlib ${SYSROOT_DESTDIR}${prefix}/${base_libdir_native}/rustlib
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}
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SYSROOT_PREPROCESS_FUNCS += "rust_cross_sysroot_preprocess"
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