rust-libdeflate-sys/rust2rpm.toml

[requires]
build = [
    "pkgconfig(libdeflate)"
]
lib = [
    "pkgconfig(libdeflate)"
]

[package]
cargo-toml-patch-comments = [
    """\
    Make the dependency on crate(pkg-config) non-optional instead of associating \
    it with the “dynamic” feature, since we patch the crate to always link \
    dynamically with the system libdeflate, regardless of the selected \
    features.\
    """,
]

[scripts.prep]
pre = [
    '''
# Remove the bundled copy of libdeflate.
rm -rv libdeflate
# Make libdeflate detection with pkg-config unconditional.
sed -r -i 's@^([[:blank:]]*)(#\[cfg\(feature *= *"dynamic"\)\])@\1// \2@' build.rs
# Don’t require an exact version match. We would *like* the versions to stay
# aligned, but we don’t *need* to update libdeflate and
# rust-libdeflate-sys/rust-libdeflater concurrently.
sed -r -i 's@^([[:blank:]]*)(\.exactly_version\()@\1// \2@' build.rs
# The above two sed-patches effectively revert “Dynamic Linking Constraints”,
# https://github.com/adamkewley/libdeflater/pull/32. Using sed instead of a
# patch file keeps us from having to update the patch every time the version
# number changes.
'''
]