From 5a79ccd388ee09dc1db93d26791d1e4a6b2ced47 Mon Sep 17 00:00:00 2001
From: Juan Quintela <quintela@redhat.com>
Date: Wed, 3 Feb 2021 17:33:44 +0800
Subject: [PATCH] configure: Enable test and libs for zstd

configure: Enable test and libs for zstd
Add it to several build systems to make testing good.

Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>

Signed-off-by: Jiajie Li <lijiajie11@huawei.com>
---
 .gitlab-ci.yml |  1 +
 .travis.yml    |  1 +
 configure      | 30 ++++++++++++++++++++++++++++++
 3 files changed, 32 insertions(+)

diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index c63bf2f822..3d9b7f9262 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -16,6 +16,7 @@ build-system2:
  script:
  - apt-get install -y -qq libsdl2-dev libgcrypt-dev libbrlapi-dev libaio-dev
       libfdt-dev liblzo2-dev librdmacm-dev libibverbs-dev libibumad-dev
+      libzstd-dev
  - ./configure --enable-werror --target-list="tricore-softmmu unicore32-softmmu
       microblaze-softmmu mips-softmmu riscv32-softmmu s390x-softmmu sh4-softmmu
       sparc64-softmmu x86_64-softmmu xtensa-softmmu nios2-softmmu or1k-softmmu"
diff --git a/.travis.yml b/.travis.yml
index caf0a1f8fa..f3fe04fba9 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -35,6 +35,7 @@ addons:
       - liburcu-dev
       - libusb-1.0-0-dev
       - libvte-2.91-dev
+      - libzstd-dev
       - sparse
       - uuid-dev
       - gcovr
diff --git a/configure b/configure
index 714e7fb6a1..577533e9ed 100755
--- a/configure
+++ b/configure
@@ -446,6 +446,7 @@ lzo=""
 snappy=""
 bzip2=""
 lzfse=""
+zstd=""
 guest_agent=""
 guest_agent_with_vss="no"
 guest_agent_ntddscsi="no"
@@ -1358,6 +1359,10 @@ for opt do
   ;;
   --disable-lzfse) lzfse="no"
   ;;
+  --disable-zstd) zstd="no"
+  ;;
+  --enable-zstd) zstd="yes"
+  ;;
   --enable-guest-agent) guest_agent="yes"
   ;;
   --disable-guest-agent) guest_agent="no"
@@ -1812,6 +1817,8 @@ disabled with --disable-FEATURE, default is enabled if available:
                   (for reading bzip2-compressed dmg images)
   lzfse           support of lzfse compression library
                   (for reading lzfse-compressed dmg images)
+  zstd            support for zstd compression library
+                  (for migration compression)
   seccomp         seccomp support
   coroutine-pool  coroutine freelist (better performance)
   glusterfs       GlusterFS backend
@@ -2407,6 +2414,24 @@ EOF
     fi
 fi
 
+##########################################
+# zstd check
+
+if test "$zstd" != "no" ; then
+    if $pkg_config --exist libzstd ; then
+        zstd_cflags="$($pkg_config --cflags libzstd)"
+        zstd_libs="$($pkg_config --libs libzstd)"
+        LIBS="$zstd_libs $LIBS"
+        QEMU_CFLAGS="$QEMU_CFLAGS $zstd_cflags"
+        zstd="yes"
+    else
+        if test "$zstd" = "yes" ; then
+            feature_not_found "libzstd" "Install libzstd devel"
+        fi
+        zstd="no"
+    fi
+fi
+
 ##########################################
 # libseccomp check
 
@@ -6460,6 +6485,7 @@ echo "lzo support       $lzo"
 echo "snappy support    $snappy"
 echo "bzip2 support     $bzip2"
 echo "lzfse support     $lzfse"
+echo "zstd support      $zstd"
 echo "NUMA host support $numa"
 echo "libxml2           $libxml2"
 echo "tcmalloc support  $tcmalloc"
@@ -7024,6 +7050,10 @@ if test "$lzfse" = "yes" ; then
   echo "LZFSE_LIBS=-llzfse" >> $config_host_mak
 fi
 
+if test "$zstd" = "yes" ; then
+  echo "CONFIG_ZSTD=y" >> $config_host_mak
+fi
+
 if test "$libiscsi" = "yes" ; then
   echo "CONFIG_LIBISCSI=m" >> $config_host_mak
   echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak
-- 
2.27.0