ports: Unconditionally compile banan-os before building ports

This allows ports to use any banan-os library cleanly. Ninja is fast on
when everything is already compiled, so it doesn't add too much
overhead.

ports/install.sh

@@ -29,12 +29,9 @@ export OBJDUMP="$BANAN_TOOLCHAIN_TRIPLE-objdump"
 export STRIP="$BANAN_TOOLCHAIN_TRIPLE-strip"
 export CXXFILT="$BANAN_TOOLCHAIN_TRIPLE-c++filt"
 
-if [ ! -f "$BANAN_SYSROOT/usr/lib/libc.a" ]; then
 pushd "$BANAN_ROOT_DIR" >/dev/null
-	./bos libc || exit 1
-	./bos install || exit 1
+./bos all && ./bos install || exit 1
 popd >/dev/null
-fi
 
 if [ "$BANAN_ARCH" = "i686" ]; then
 	export LDFLAGS="-shared-libgcc"