[openwrt/openwrt] tools: add xxd (from vim)

[LEDE Commits]

dangole pushed a commit to openwrt/openwrt.git, branch master:
https://git.openwrt.org/c4dd2441e7875c9550820f8380b3e41ca619ef27

commit c4dd2441e7875c9550820f8380b3e41ca619ef27
Author: Daniel Golle <daniel at makrotopia.org>
AuthorDate: Sun Feb 28 19:26:07 2021 +0000

    tools: add xxd (from vim)
    
    U-Boot requires xxd to create the default environment from an external
    file as done in uboot-mediatek.
    Build xxd (only, not the rest of vim) as part of tools to make sure it
    is present on the buildhost.
    
    Reported-by: David Bauer <mail at david-bauer.net>
    Signed-off-by: Daniel Golle <daniel at makrotopia.org>
---
 tools/Makefile     |  2 +-
 tools/xxd/Makefile | 33 +++++++++++++++++++++++++++++++++
 2 files changed, 34 insertions(+), 1 deletion(-)

diff --git a/tools/Makefile b/tools/Makefile
index 65e0493e14..1d7da0756d 100644
--- a/tools/Makefile
+++ b/tools/Makefile
@@ -25,7 +25,7 @@ tools-y += autoconf autoconf-archive automake bc bison cmake cpio dosfstools
 tools-y += e2fsprogs fakeroot findutils firmware-utils flex gengetopt
 tools-y += libressl libtool lzma m4 make-ext4fs missing-macros mkimage
 tools-y += mklibs mm-macros mtd-utils mtools padjffs2 patch-image
-tools-y += patchelf pkgconf quilt squashfskit4 sstrip zip zlib zstd
+tools-y += patchelf pkgconf quilt squashfskit4 sstrip xxd zip zlib zstd
 tools-$(BUILD_B43_TOOLS) += b43-tools
 tools-$(BUILD_ISL) += isl
 tools-$(BUILD_TOOLCHAIN) += expat gmp libelf mpc mpfr
diff --git a/tools/xxd/Makefile b/tools/xxd/Makefile
new file mode 100644
index 0000000000..7c225baa00
--- /dev/null
+++ b/tools/xxd/Makefile
@@ -0,0 +1,33 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=xxd
+PKG_SOURCE_NAME:=vim
+PKG_VERSION:=8.2
+PKG_RELEASE:=2
+VIMVER:=82
+
+PKG_SOURCE:=$(PKG_SOURCE_NAME)-$(PKG_VERSION).tar.bz2
+PKG_SOURCE_URL:=http://ftp.vim.org/pub/vim/unix
+PKG_HASH:=f087f821831b4fece16a0461d574ccd55a8279f64d635510a1e10225966ced3b
+PKG_CPE_ID:=cpe:/a:vim:vim
+
+HOST_BUILD_DIR:=$(BUILD_DIR_HOST)/$(PKG_SOURCE_NAME)$(VIMVER)
+HOST_BUILD_PARALLEL:=1
+
+include $(INCLUDE_DIR)/host-build.mk
+
+define Host/Configure
+endef
+
+define Host/Compile
+	$(HOST_MAKE_VARS) $(MAKE) -C $(HOST_BUILD_DIR)/src/xxd
+endef
+
+define Host/Install
+	$(INSTALL_DIR) $(STAGING_DIR_HOST)/bin/
+	$(INSTALL_BIN) $(HOST_BUILD_DIR)/src/xxd/xxd $(STAGING_DIR_HOST)/bin/
+endef
+
+$(eval $(call HostBuild))