From d2147e04f95f24d0535bba600b95be2676558367 Mon Sep 17 00:00:00 2001
From: Paolo Bonzini <pbonzini@redhat.com>
Date: Wed, 20 Apr 2022 17:33:50 +0200
Subject: [PATCH] configure: move Windows flags detection to meson

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 configure   | 20 --------------------
 meson.build |  8 ++++++++
 2 files changed, 8 insertions(+), 20 deletions(-)

diff --git a/configure b/configure
index b146763fbd..c54e10ea26 100755
--- a/configure
+++ b/configure
@@ -224,10 +224,6 @@ glob() {
     eval test -z '"${1#'"$2"'}"'
 }
 
-ld_has() {
-    $ld --help 2>/dev/null | grep ".$1" >/dev/null 2>&1
-}
-
 if printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]";
 then
   error_exit "main directory cannot contain spaces nor colons"
@@ -2089,22 +2085,6 @@ if test "$solaris" = "no" && test "$tsan" = "no"; then
     fi
 fi
 
-# Use ASLR, no-SEH and DEP if available
-if test "$mingw32" = "yes" ; then
-    flags="--no-seh --nxcompat"
-
-    # Disable ASLR for debug builds to allow debugging with gdb
-    if test "$debug" = "no" ; then
-        flags="--dynamicbase $flags"
-    fi
-
-    for flag in $flags; do
-        if ld_has $flag ; then
-            QEMU_LDFLAGS="-Wl,$flag $QEMU_LDFLAGS"
-        fi
-    done
-fi
-
 # Guest agent Windows MSI package
 
 if test "$QEMU_GA_MANUFACTURER" = ""; then
diff --git a/meson.build b/meson.build
index 448a8dd2a4..6606c9790f 100644
--- a/meson.build
+++ b/meson.build
@@ -182,6 +182,14 @@ qemu_cxxflags = config_host['QEMU_CXXFLAGS'].split()
 qemu_objcflags = config_host['QEMU_OBJCFLAGS'].split()
 qemu_ldflags = config_host['QEMU_LDFLAGS'].split()
 
+if targetos == 'windows'
+  qemu_ldflags += cc.get_supported_link_arguments('-Wl,--no-seh', '-Wl,--nxcompat')
+  # Disable ASLR for debug builds to allow debugging with gdb
+  if get_option('optimization') == '0'
+    qemu_ldflags += cc.get_supported_link_arguments('-Wl,--dynamicbase')
+  endif
+endif
+
 if get_option('gprof')
   qemu_cflags += ['-p']
   qemu_cxxflags += ['-p']