configure, meson: convert libcacard detection to meson

Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

configure

@@ -372,7 +372,7 @@ trace_file="trace"
 spice="$default_feature"
 spice_protocol="auto"
 rbd="auto"
-smartcard="$default_feature"
+smartcard="auto"
 u2f="auto"
 libusb="auto"
 usb_redir="$default_feature"
@@ -1277,9 +1277,9 @@ for opt do
   ;;
   --enable-xfsctl) xfs="yes"
   ;;
-  --disable-smartcard) smartcard="no"
+  --disable-smartcard) smartcard="disabled"
   ;;
-  --enable-smartcard) smartcard="yes"
+  --enable-smartcard) smartcard="enabled"
   ;;
   --disable-u2f) u2f="disabled"
   ;;
@@ -3980,20 +3980,6 @@ EOF
   fi
 fi
 
-# check for smartcard support
-if test "$smartcard" != "no"; then
-    if $pkg_config --atleast-version=2.5.1 libcacard; then
-        libcacard_cflags=$($pkg_config --cflags libcacard)
-        libcacard_libs=$($pkg_config --libs libcacard)
-        smartcard="yes"
-    else
-        if test "$smartcard" = "yes"; then
-            feature_not_found "smartcard" "Install libcacard devel"
-        fi
-        smartcard="no"
-    fi
-fi
-
 # check for usbredirparser for usb network redirection support
 if test "$usb_redir" != "no" ; then
     if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
@@ -5611,12 +5597,6 @@ if test "$spice" = "yes" ; then
   echo "SPICE_LIBS=$spice_libs" >> $config_host_mak
 fi
 
-if test "$smartcard" = "yes" ; then
-  echo "CONFIG_SMARTCARD=y" >> $config_host_mak
-  echo "SMARTCARD_CFLAGS=$libcacard_cflags" >> $config_host_mak
-  echo "SMARTCARD_LIBS=$libcacard_libs" >> $config_host_mak
-fi
-
 if test "$usb_redir" = "yes" ; then
   echo "CONFIG_USB_REDIR=y" >> $config_host_mak
   echo "USB_REDIR_CFLAGS=$usb_redir_cflags" >> $config_host_mak
@@ -6195,7 +6175,7 @@ if test "$skip_meson" = no; then
         -Dkvm=$kvm -Dhax=$hax -Dwhpx=$whpx -Dhvf=$hvf -Dnvmm=$nvmm \
         -Dxen=$xen -Dxen_pci_passthrough=$xen_pci_passthrough -Dtcg=$tcg \
         -Dcocoa=$cocoa -Dgtk=$gtk -Dmpath=$mpath -Dsdl=$sdl -Dsdl_image=$sdl_image \
-        -Dlibusb=$libusb \
+        -Dlibusb=$libusb -Dsmartcard=$smartcard \
         -Dvnc=$vnc -Dvnc_sasl=$vnc_sasl -Dvnc_jpeg=$vnc_jpeg -Dvnc_png=$vnc_png \
         -Dgettext=$gettext -Dxkbcommon=$xkbcommon -Du2f=$u2f -Dvirtiofsd=$virtiofsd \
         -Dcapstone=$capstone -Dslirp=$slirp -Dfdt=$fdt -Dbrlapi=$brlapi \