sdk: bundle usbip userspace sources

Bundle the usbip utility sources shipped with the Linux kernel tree in
order to allow the usbip packages from the package feed to build within
the OpenWrt SDK.

Signed-off-by: Jo-Philipp Wich <jo@mein.io>

diff --git a/target/sdk/Makefile b/target/sdk/Makefile
index d3822a0df60bb4aa8c3d285a24253aebc1482a9f..499c2809dd2c3c1e18367b8a61fde4dfdc1a0abd 100644 (file)
--- a/target/sdk/Makefile
+++ b/target/sdk/Makefile
@@ -84,6 +84,10 @@ $(BIN_DIR)/$(SDK_NAME).tar.xz: clean
                $(SDK_DIRS) $(KERNEL_FILES) | \
                $(TAR) -xf - -C $(SDK_BUILD_DIR)
 
+       # Copy usbip sources, this is required for the usbip userspace packages to be buildable by the SDK.
+       $(TAR) -cf - -C $(TOPDIR) $(KDIR_BASE)/tools/usb/usbip/ | \
+               $(TAR) -xf - -C $(SDK_BUILD_DIR)
+
        (cd $(SDK_BUILD_DIR); find $(STAGING_SUBDIR_HOST)/bin $(STAGING_SUBDIR_HOST)/usr/bin \
                $(STAGING_SUBDIR_TOOLCHAIN)/bin $(STAGING_SUBDIR_TOOLCHAIN)/*/bin $(STAGING_SUBDIR_TOOLCHAIN)/libexec \
                -type f | $(XARGS) $(SCRIPT_DIR)/bundle-libraries.sh $(SDK_BUILD_DIR)/$(STAGING_SUBDIR_HOST))