Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
rust: macros: support `proc-macro2`, `quote` and `syn`
One of the two main uses cases for adding `proc-macro2`, `quote` and
`syn` is the `macros` crates (and the other `pin-init`).
Thus add the support for the crates in `macros` already.
Tested-by: Jesung Yang <y.j3ms.n@gmail.com>
Link: https://patch.msgid.link/20251124151837.2184382-21-ojeda@kernel.org
Signed-off-by: Miguel Ojeda <ojeda@kernel.org>
+10
-5
+9
-4
rust/Makefile
+9
-4
rust/Makefile
···
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rustdoc-macros: private rustdoc_host = yes
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rustdoc-macros: private rustc_target_flags = --crate-type proc-macro \
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-
--extern proc_macro
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+
--extern proc_macro --extern proc_macro2 --extern quote --extern syn
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rustdoc-macros: $(src)/macros/lib.rs rustdoc-clean rustdoc-proc_macro2 \
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rustdoc-quote rustdoc-syn FORCE
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+$(call if_changed,rustdoc)
···
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rusttestlib-syn: $(src)/syn/lib.rs rusttestlib-quote FORCE
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+$(call if_changed,rustc_test_library)
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-
rusttestlib-macros: private rustc_target_flags = --extern proc_macro
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+
rusttestlib-macros: private rustc_target_flags = --extern proc_macro \
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+
--extern proc_macro2 --extern quote --extern syn
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rusttestlib-macros: private rustc_test_library_proc = yes
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-
rusttestlib-macros: $(src)/macros/lib.rs FORCE
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+
rusttestlib-macros: $(src)/macros/lib.rs \
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+
rusttestlib-proc_macro2 rusttestlib-quote rusttestlib-syn FORCE
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+$(call if_changed,rustc_test_library)
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rusttestlib-pin_init_internal: private rustc_target_flags = --cfg kernel \
···
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rusttest: rusttest-macros
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rusttest-macros: private rustc_target_flags = --extern proc_macro \
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-
--extern macros --extern kernel --extern pin_init
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+
--extern macros --extern kernel --extern pin_init \
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+
--extern proc_macro2 --extern quote --extern syn
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rusttest-macros: private rustdoc_test_target_flags = --crate-type proc-macro
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rusttest-macros: $(src)/macros/lib.rs \
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rusttestlib-macros rusttestlib-kernel rusttestlib-pin_init FORCE
···
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@$(objtree)/include/generated/rustc_cfg $<
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# Procedural macros can only be used with the `rustc` that compiled it.
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$(obj)/$(libmacros_name): private rustc_target_flags = \
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--extern proc_macro2 --extern quote --extern syn
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$(obj)/$(libmacros_name): $(src)/macros/lib.rs $(obj)/libproc_macro2.rlib \
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$(obj)/libquote.rlib $(obj)/libsyn.rlib FORCE
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+$(call if_changed_dep,rustc_procmacro)