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rust: Use awk instead of recent xargs

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`awk` is already required by the kernel build, and the `xargs` feature
used in current Rust detection is not present in all `xargs` (notably,
toybox based xargs, used in the Android kernel build).

Signed-off-by: Matthew Maurer <mmaurer@google.com>
Reviewed-by: Alice Ryhl <aliceryhl@google.com>
Tested-by: Alice Ryhl <aliceryhl@google.com>
Reviewed-by: Martin Rodriguez Reboredo <yakoyoku@gmail.com>
Link: https://lore.kernel.org/r/20230928205045.2375899-1-mmaurer@google.com
Signed-off-by: Miguel Ojeda <ojeda@kernel.org>
This commit is contained in:
Matthew Maurer 2023-09-28 20:49:25 +00:00 committed by Miguel Ojeda
parent e08ff622c9
commit 45f97e6385
1 changed files with 1 additions and 3 deletions
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4
rust/Makefile
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@ -364,9 +364,7 @@ $(obj)/bindings/bindings_helpers_generated.rs: $(src)/helpers.c FORCE
quiet_cmd_exports = EXPORTS $@
cmd_exports = \
$(NM) -p --defined-only $< \
| grep -E ' (T|R|D) ' | cut -d ' ' -f 3 \
| xargs -Isymbol \
echo 'EXPORT_SYMBOL_RUST_GPL(symbol);' > $@
| awk '/ (T|R|D) / {printf "EXPORT_SYMBOL_RUST_GPL(%s);\n",$$3}' > $@
$(obj)/exports_core_generated.h: $(obj)/core.o FORCE
$(call if_changed,exports)