zstd: add recipe from meta-oe

Zstd is becoming increasingly popular as the modern compression
standard, and there are several recipes in core now that have an option
for it.

(From OE-Core rev: b132e9e8647c74fba439c689ec1409993e8590ed)

Signed-off-by: Alexander Kanavin <alex.kanavin@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/conf/distro/include/maintainers.inc

@@ -797,3 +797,4 @@ RECIPE_MAINTAINER_pn-xwininfo = "Armin Kuster <akuster808@gmail.com>"
 RECIPE_MAINTAINER_pn-xz = "Denys Dmytriyenko <denys@ti.com>"
 RECIPE_MAINTAINER_pn-zip = "Denys Dmytriyenko <denys@ti.com>"
 RECIPE_MAINTAINER_pn-zlib = "Denys Dmytriyenko <denys@ti.com>"
+RECIPE_MAINTAINER_pn-zstd = "Alexander Kanavin <alex.kanavin@gmail.com>"

meta/recipes-extended/zstd/zstd/0001-Fix-legacy-build-after-2103.patch

@@ -0,0 +1,27 @@
+From 93cec0c1d6d0be8dd3a9d01d3e7f2099f1728df7 Mon Sep 17 00:00:00 2001
+From: Orivej Desh <orivej@gmx.fr>
+Date: Fri, 22 May 2020 12:48:02 +0000
+Subject: [PATCH] Fix legacy build after #2103
+
+Upstream-Status: Backport
+Signed-of-by: Alex Kiernan <alex.kiernan@gmail.com>
+---
+ lib/legacy/zstd_v04.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/lib/legacy/zstd_v04.c b/lib/legacy/zstd_v04.c
+index 56bf45222498..19fda8980abf 100644
+--- a/lib/legacy/zstd_v04.c
++++ b/lib/legacy/zstd_v04.c
+@@ -74,7 +74,7 @@ extern "C" {
+ /*-*************************************
+ *  Debug
+ ***************************************/
+-#include "debug.h"
++#include "../common/debug.h"
+ #ifndef assert
+ #  define assert(condition) ((void)0)
+ #endif
+-- 
+2.17.1
+

meta/recipes-extended/zstd/zstd_1.4.5.bb

@@ -0,0 +1,37 @@
+SUMMARY = "Zstandard - Fast real-time compression algorithm"
+DESCRIPTION = "Zstandard is a fast lossless compression algorithm, targeting \
+real-time compression scenarios at zlib-level and better compression ratios. \
+It's backed by a very fast entropy stage, provided by Huff0 and FSE library."
+HOMEPAGE = "http://www.zstd.net/"
+SECTION = "console/utils"
+
+LICENSE = "BSD-3-Clause & GPLv2"
+LIC_FILES_CHKSUM = "file://LICENSE;md5=c7f0b161edbe52f5f345a3d1311d0b32 \
+                    file://COPYING;md5=39bba7d2cf0ba1036f2a6e2be52fe3f0"
+
+SRC_URI = "git://github.com/facebook/zstd.git;nobranch=1 \
+           file://0001-Fix-legacy-build-after-2103.patch \
+           "
+
+SRCREV = "b706286adbba780006a47ef92df0ad7a785666b6"
+UPSTREAM_CHECK_GITTAGREGEX = "v(?P<pver>\d+(\.\d+)+)"
+
+S = "${WORKDIR}/git"
+
+PACKAGECONFIG ??= ""
+PACKAGECONFIG[lz4] = "HAVE_LZ4=1,HAVE_LZ4=0,lz4"
+PACKAGECONFIG[lzma] = "HAVE_LZMA=1,HAVE_LZMA=0,xz"
+PACKAGECONFIG[zlib] = "HAVE_ZLIB=1,HAVE_ZLIB=0,zlib"
+
+# See programs/README.md for how to use this
+ZSTD_LEGACY_SUPPORT ??= "4"
+
+do_compile () {
+    oe_runmake ${PACKAGECONFIG_CONFARGS} ZSTD_LEGACY_SUPPORT=${ZSTD_LEGACY_SUPPORT}
+}
+
+do_install () {
+    oe_runmake install 'DESTDIR=${D}'
+}
+
+BBCLASSEXTEND = "native nativesdk"