libarchive: static executables, executables split

libarchive/recipe.spec

@@ -1,4 +1,35 @@
 name: libarchive
 version: 3.3.3
-release: 1
+release: 2
 sources: https://www.libarchive.org/downloads/libarchive-%{version}.tar.gz
+build-dependencies: xz-dev, zlib-dev, bzip2-dev, lzo-dev
+dependencies: xz, zlib, bzip2, lzo
+
+options:
+	- configure: --with-zlib --with-lzo2 --with-lzma --with-bz2lib --without-zstd --without-cng --without-nettle --without-openssl --without-expat --without-xml2 --enable-posix-regex-lib=libc LDFLAGS="-L%{prefix}/lib -static"
+
+@build
+	cd %{name}-%{version}
+	make
+
+	for i in tar cpio cat; do
+		${CC:-cc} -static -o bsd${i} \
+			${i}/*.o \
+			.libs/libarchive.a .libs/libarchive_fe.a \
+			-llzma -lz -llzo2 -lbz2
+	done
+
+# FIXME: We’ll want to use those as default `tar`, `cpio` and `zcat`
+#        implementations in the future.
+%split bsdtar
+	files: %{prefix}/bin/bsdtar
+	dependencies: libarchive
+
+%split bsdcpio
+	files: %{prefix}/bin/bsdcpio
+	dependencies: libarchive
+
+%split bsdcat
+	files: %{prefix}/bin/bsdcat
+	dependencies: libarchive
+