From be7e89f63f97c6e745f906bdafb0a6a0b070e720 Mon Sep 17 00:00:00 2001
From: Paolo Bonzini <pbonzini@redhat.com>
Date: Thu, 3 Jun 2021 12:02:00 +0200
Subject: [PATCH] configure: convert compiler tests to meson, part 3
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Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 configure   | 87 -----------------------------------------------------
 meson.build | 10 ++++++
 2 files changed, 10 insertions(+), 87 deletions(-)

diff --git a/configure b/configure
index 78f4a351d9..cf7f71fe40 100755
--- a/configure
+++ b/configure
@@ -4293,20 +4293,6 @@ if test "$fortify_source" != "no"; then
   fi
 fi
 
-###############################################
-# Check if copy_file_range is provided by glibc
-have_copy_file_range=no
-cat > $TMPC << EOF
-#include <unistd.h>
-int main(void) {
-  copy_file_range(0, NULL, 0, NULL, 0, 0);
-  return 0;
-}
-EOF
-if compile_prog "" "" ; then
-    have_copy_file_range=yes
-fi
-
 ##########################################
 # check if struct fsxattr is available via linux/fs.h
 
@@ -4353,19 +4339,6 @@ else
     membarrier=no
 fi
 
-##########################################
-# check if rtnetlink.h exists and is useful
-have_rtnetlink=no
-cat > $TMPC << EOF
-#include <linux/rtnetlink.h>
-int main(void) {
-  return IFLA_PROTO_DOWN;
-}
-EOF
-if compile_prog "" "" ; then
-    have_rtnetlink=yes
-fi
-
 ##########################################
 # check for usable AF_VSOCK environment
 have_af_vsock=no
@@ -4419,49 +4392,6 @@ then
 fi
 
 
-#################################################
-# check for sysmacros.h
-
-have_sysmacros=no
-cat > $TMPC << EOF
-#include <sys/sysmacros.h>
-int main(void) {
-    return makedev(0, 0);
-}
-EOF
-if compile_prog "" "" ; then
-    have_sysmacros=yes
-fi
-
-##########################################
-# check for utmpx.h, it is missing e.g. on OpenBSD
-
-have_utmpx=no
-cat > $TMPC << EOF
-#include <utmpx.h>
-struct utmpx user_info;
-int main(void) {
-    return 0;
-}
-EOF
-if compile_prog "" "" ; then
-    have_utmpx=yes
-fi
-
-##########################################
-# check for getrandom()
-
-have_getrandom=no
-cat > $TMPC << EOF
-#include <sys/random.h>
-int main(void) {
-    return getrandom(0, 0, GRND_NONBLOCK);
-}
-EOF
-if compile_prog "" "" ; then
-    have_getrandom=yes
-fi
-
 ##########################################
 # checks for sanitizers
 
@@ -4944,9 +4874,6 @@ echo "CONFIG_TLS_PRIORITY=\"$tls_priority\"" >> $config_host_mak
 if test "$have_fsxattr" = "yes" ; then
     echo "HAVE_FSXATTR=y" >> $config_host_mak
 fi
-if test "$have_copy_file_range" = "yes" ; then
-    echo "HAVE_COPY_FILE_RANGE=y" >> $config_host_mak
-fi
 if test "$xen" = "enabled" ; then
   echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
   echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
@@ -5182,10 +5109,6 @@ if test "$pvrdma" = "yes" ; then
   echo "CONFIG_PVRDMA=y" >> $config_host_mak
 fi
 
-if test "$have_rtnetlink" = "yes" ; then
-  echo "CONFIG_RTNETLINK=y" >> $config_host_mak
-fi
-
 if test "$replication" = "yes" ; then
   echo "CONFIG_REPLICATION=y" >> $config_host_mak
 fi
@@ -5194,16 +5117,6 @@ if test "$have_af_vsock" = "yes" ; then
   echo "CONFIG_AF_VSOCK=y" >> $config_host_mak
 fi
 
-if test "$have_sysmacros" = "yes" ; then
-  echo "CONFIG_SYSMACROS=y" >> $config_host_mak
-fi
-
-if test "$have_utmpx" = "yes" ; then
-  echo "HAVE_UTMPX=y" >> $config_host_mak
-fi
-if test "$have_getrandom" = "yes" ; then
-  echo "CONFIG_GETRANDOM=y" >> $config_host_mak
-fi
 if test "$debug_mutex" = "yes" ; then
   echo "CONFIG_DEBUG_MUTEX=y" >> $config_host_mak
 fi
diff --git a/meson.build b/meson.build
index 4314b9b4c5..5fec46bb65 100644
--- a/meson.build
+++ b/meson.build
@@ -1280,6 +1280,7 @@ config_host_data.set('CONFIG_SETNS', cc.has_function('setns') and cc.has_functio
 config_host_data.set('CONFIG_SYNCFS', cc.has_function('syncfs'))
 config_host_data.set('CONFIG_SYNC_FILE_RANGE', cc.has_function('sync_file_range'))
 config_host_data.set('CONFIG_TIMERFD', cc.has_function('timerfd_create'))
+config_host_data.set('HAVE_COPY_FILE_RANGE', cc.has_function('copy_file_range'))
 config_host_data.set('HAVE_OPENPTY', cc.has_function('openpty', dependencies: util))
 config_host_data.set('HAVE_STRCHRNUL', cc.has_function('strchrnul'))
 config_host_data.set('HAVE_SYSTEM_FUNCTION', cc.has_function('system', prefix: '#include <stdlib.h>'))
@@ -1297,12 +1298,21 @@ config_host_data.set('CONFIG_FALLOCATE_ZERO_RANGE',
 config_host_data.set('CONFIG_FIEMAP',
                      cc.has_header('linux/fiemap.h') and
                      cc.has_header_symbol('linux/fs.h', 'FS_IOC_FIEMAP'))
+config_host_data.set('CONFIG_GETRANDOM',
+                     cc.has_function('getrandom') and
+                     cc.has_header_symbol('sys/random.h', 'GRND_NONBLOCK'))
 config_host_data.set('CONFIG_MACHINE_BSWAP_H',
                      cc.has_header_symbol('machine/bswap.h', 'bswap32',
                                           prefix: '''#include <sys/endian.h>
                                                      #include <sys/types.h>'''))
 config_host_data.set('CONFIG_PRCTL_PR_SET_TIMERSLACK',
                      cc.has_header_symbol('sys/prctl.h', 'PR_SET_TIMERSLACK'))
+config_host_data.set('CONFIG_RTNETLINK',
+                     cc.has_header_symbol('linux/rtnetlink.h', 'IFLA_PROTO_DOWN'))
+config_host_data.set('CONFIG_SYSMACROS',
+                     cc.has_header_symbol('sys/sysmacros.h', 'makedev'))
+config_host_data.set('HAVE_UTMPX',
+                     cc.has_header_symbol('utmpx.h', 'struct utmpx'))
 
 # has_member
 config_host_data.set('HAVE_SIGEV_NOTIFY_THREAD_ID',