use hardlinks instead of copying files

Author: jakobhellermann

build.sh

@@ -37,9 +37,9 @@ fi
 rm -rf "$target_dir"
 mkdir "$target_dir"
 mkdir "$target_dir"/bin "$target_dir"/lib
-cp -a target/$CHANNEL/cg_clif{,_build_sysroot} "$target_dir"/bin
-cp -a target/$CHANNEL/*rustc_codegen_cranelift* "$target_dir"/lib
-cp -a rust-toolchain scripts/config.sh scripts/cargo.sh "$target_dir"
+ln target/$CHANNEL/cg_clif{,_build_sysroot} "$target_dir"/bin
+ln target/$CHANNEL/*rustc_codegen_cranelift* "$target_dir"/lib
+ln rust-toolchain scripts/config.sh scripts/cargo.sh "$target_dir"
 
 if [[ "$build_sysroot" == "1" ]]; then
     echo "[BUILD] sysroot"

build_sysroot/build_sysroot.sh

@@ -36,5 +36,5 @@ fi
 
 # Copy files to sysroot
 mkdir -p "$dir/lib/rustlib/$TARGET_TRIPLE/lib/"
-cp -a "target/$TARGET_TRIPLE/$sysroot_channel/deps/"* "$dir/lib/rustlib/$TARGET_TRIPLE/lib/"
+ln "target/$TARGET_TRIPLE/$sysroot_channel/deps/"* "$dir/lib/rustlib/$TARGET_TRIPLE/lib/"
 rm "$dir/lib/rustlib/$TARGET_TRIPLE/lib/"*.{rmeta,d}