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- #!/bin/sh
- # SPDX-License-Identifier: GPL-2.0
- #
- # is_rust_module.sh module.ko
- #
- # Returns `0` if `module.ko` is a Rust module, `1` otherwise.
- set -e
- # Using the `16_` prefix ensures other symbols with the same substring
- # are not picked up (even if it would be unlikely). The last part is
- # used just in case LLVM decides to use the `.` suffix.
- #
- # In the future, checking for the `.comment` section may be another
- # option, see https://github.com/rust-lang/rust/pull/97550.
- ${NM} "$*" | grep -qE '^[0-9a-fA-F]+ r _R[^[:space:]]+16___IS_RUST_MODULE[^[:space:]]*$'
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