From ccd250aa2d8e214195d5cee37c1ddc58e123b821 Mon Sep 17 00:00:00 2001
From: Paolo Bonzini <pbonzini@redhat.com>
Date: Thu, 3 Jun 2021 12:50:17 +0200
Subject: [PATCH] configure, meson: move CONFIG_IVSHMEM to meson
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This is a duplicate of CONFIG_EVENTFD, handle it directly in meson.build.

Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 configure              | 8 --------
 docs/devel/kconfig.rst | 2 +-
 meson.build            | 5 +++--
 3 files changed, 4 insertions(+), 11 deletions(-)

diff --git a/configure b/configure
index 341b74dd5e..a524104120 100755
--- a/configure
+++ b/configure
@@ -5037,11 +5037,6 @@ if test "$mingw32" = "yes" ; then
     done
 fi
 
-# We can only support ivshmem if we have eventfd
-if [ "$eventfd" = "yes" ]; then
-  ivshmem=yes
-fi
-
 # Probe for guest agent support/options
 
 if [ "$guest_agent" != "no" ]; then
@@ -5639,9 +5634,6 @@ fi
 if test "$have_getrandom" = "yes" ; then
   echo "CONFIG_GETRANDOM=y" >> $config_host_mak
 fi
-if test "$ivshmem" = "yes" ; then
-  echo "CONFIG_IVSHMEM=y" >> $config_host_mak
-fi
 if test "$debug_mutex" = "yes" ; then
   echo "CONFIG_DEBUG_MUTEX=y" >> $config_host_mak
 fi
diff --git a/docs/devel/kconfig.rst b/docs/devel/kconfig.rst
index cb2d7ffac0..a1cdbec751 100644
--- a/docs/devel/kconfig.rst
+++ b/docs/devel/kconfig.rst
@@ -303,5 +303,5 @@ variable::
     host_kconfig = \
       ('CONFIG_TPM' in config_host ? ['CONFIG_TPM=y'] : []) + \
       ('CONFIG_SPICE' in config_host ? ['CONFIG_SPICE=y'] : []) + \
-      ('CONFIG_IVSHMEM' in config_host ? ['CONFIG_IVSHMEM=y'] : []) + \
+      (have_ivshmem ? ['CONFIG_IVSHMEM=y'] : []) + \
       ...
diff --git a/meson.build b/meson.build
index e288e4c21c..b5dcc3d70e 100644
--- a/meson.build
+++ b/meson.build
@@ -1335,10 +1335,11 @@ if link_language == 'cpp'
   }
 endif
 
+have_ivshmem = config_host.has_key('CONFIG_EVENTFD')
 host_kconfig = \
   ('CONFIG_TPM' in config_host ? ['CONFIG_TPM=y'] : []) + \
   ('CONFIG_SPICE' in config_host ? ['CONFIG_SPICE=y'] : []) + \
-  ('CONFIG_IVSHMEM' in config_host ? ['CONFIG_IVSHMEM=y'] : []) + \
+  (have_ivshmem ? ['CONFIG_IVSHMEM=y'] : []) + \
   ('CONFIG_OPENGL' in config_host ? ['CONFIG_OPENGL=y'] : []) + \
   (x11.found() ? ['CONFIG_X11=y'] : []) + \
   ('CONFIG_VHOST_USER' in config_host ? ['CONFIG_VHOST_USER=y'] : []) + \
@@ -2489,7 +2490,7 @@ if have_tools
                install: true)
   endif
 
-  if 'CONFIG_IVSHMEM' in config_host
+  if have_ivshmem
     subdir('contrib/ivshmem-client')
     subdir('contrib/ivshmem-server')
   endif