# Description: Generate C bindings from rust code
# URL: https://github.com/eqrion/cbindgen
# Maintainer: John McQuah, jmcquah at disroot dot org
# Depends on: rust
# Optional: sccache

name=cbindgen
version=0.29.0
release=1
source=(https://github.com/mozilla/$name/archive/v$version/$name-v$version.tar.gz)

build() {
    cd $name-$version

    prt-get isinst sccache && export RUSTC_WRAPPER=/usr/bin/sccache
    mkdir -p "$PKGMK_SOURCE_DIR/rust"
    export CARGO_HOME="$PKGMK_SOURCE_DIR/rust"

    LIBC=$(awk -v RS="" -v FS="\n" '/\nusr\/lib\/libc.so\n/ { print $1 }' /var/lib/pkg/db)
    [ "$LIBC" != "glibc" ] || LIBC=gnu

    cargo fetch --target x86_64-unknown-linux-$LIBC
    cargo build --release --frozen --bins
    install -Dt $PKG/usr/bin target/release/cbindgen
}