configure, meson: convert libusbredir detection to meson

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

configure

@@ -375,7 +375,7 @@ rbd="auto"
 smartcard="auto"
 u2f="auto"
 libusb="auto"
-usb_redir="$default_feature"
+usb_redir="auto"
 opengl="$default_feature"
 cpuid_h="no"
 avx2_opt="$default_feature"
@@ -1289,9 +1289,9 @@ for opt do
   ;;
   --enable-libusb) libusb="enabled"
   ;;
-  --disable-usb-redir) usb_redir="no"
+  --disable-usb-redir) usb_redir="disabled"
   ;;
-  --enable-usb-redir) usb_redir="yes"
+  --enable-usb-redir) usb_redir="enabled"
   ;;
   --disable-zlib-test)
   ;;
@@ -3980,20 +3980,6 @@ EOF
   fi
 fi
 
-# check for usbredirparser for usb network redirection support
-if test "$usb_redir" != "no" ; then
-    if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
-        usb_redir="yes"
-        usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
-        usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
-    else
-        if test "$usb_redir" = "yes"; then
-            feature_not_found "usb-redir" "Install usbredir devel"
-        fi
-        usb_redir="no"
-    fi
-fi
-
 ##########################################
 # check if we have VSS SDK headers for win
 
@@ -5597,12 +5583,6 @@ if test "$spice" = "yes" ; then
   echo "SPICE_LIBS=$spice_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" >> $config_host_mak
-  echo "USB_REDIR_LIBS=$usb_redir_libs" >> $config_host_mak
-fi
-
 if test "$opengl" = "yes" ; then
   echo "CONFIG_OPENGL=y" >> $config_host_mak
   echo "OPENGL_CFLAGS=$opengl_cflags" >> $config_host_mak
@@ -6175,7 +6155,7 @@ if test "$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 -Dsmartcard=$smartcard \
+        -Dlibusb=$libusb -Dsmartcard=$smartcard -Dusb_redir=$usb_redir \
         -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 \

hw/usb/meson.build

@@ -64,7 +64,7 @@ if u2f.found()
 endif
 
 # usb redirect
-if config_host.has_key('CONFIG_USB_REDIR')
+if usbredir.found()
   usbredir_ss = ss.source_set()
   usbredir_ss.add(when: 'CONFIG_USB',
                   if_true: [usbredir, files('redirect.c', 'quirks.c')])

meson.build

@@ -988,9 +988,10 @@ if have_system
                    kwargs: static_kwargs)
 endif
 usbredir = not_found
-if 'CONFIG_USB_REDIR' in config_host
-  usbredir = declare_dependency(compile_args: config_host['USB_REDIR_CFLAGS'].split(),
-                                link_args: config_host['USB_REDIR_LIBS'].split())
+if not get_option('usb_redir').auto() or have_system
+  usbredir = dependency('libusbredirparser-0.5', required: get_option('usb_redir'),
+                        version: '>=0.6', method: 'pkg-config',
+                        kwargs: static_kwargs)
 endif
 libusb = not_found
 if not get_option('libusb').auto() or have_system
@@ -2785,7 +2786,7 @@ summary_info += {'xfsctl support':    config_host.has_key('CONFIG_XFS')}
 summary_info += {'smartcard support': cacard.found()}
 summary_info += {'U2F support':       u2f.found()}
 summary_info += {'libusb':            libusb.found()}
-summary_info += {'usb net redir':     config_host.has_key('CONFIG_USB_REDIR')}
+summary_info += {'usb net redir':     usbredir.found()}
 summary_info += {'OpenGL support':    config_host.has_key('CONFIG_OPENGL')}
 summary_info += {'GBM':               config_host.has_key('CONFIG_GBM')}
 summary_info += {'libiscsi support':  libiscsi.found()}

meson_options.txt

@@ -108,6 +108,8 @@ option('snappy', type : 'feature', value : 'auto',
        description: 'snappy compression support')
 option('u2f', type : 'feature', value : 'auto',
        description: 'U2F emulation support')
+option('usb_redir', type : 'feature', value : 'auto',
+       description: 'libusbredir support')
 option('vnc', type : 'feature', value : 'enabled',
        description: 'VNC server')
 option('vnc_jpeg', type : 'feature', value : 'auto',