vnc: use stubs for CONFIG_VNC=n dummy functions

Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Message-Id: <20180202064546.21746-1-kraxel@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>

2 files changed, 22 insertions, 0 deletions

diff --git a/ui/Makefile.objs b/ui/Makefile.objs
index 9919588..ced7d91 100644
--- a/ui/Makefile.objs
+++ b/ui/Makefile.objs
@@ -15,6 +15,7 @@ common-obj-$(CONFIG_SDL) += sdl.mo
 common-obj-$(CONFIG_COCOA) += cocoa.o
 common-obj-$(CONFIG_CURSES) += curses.o
 common-obj-$(CONFIG_VNC) += $(vnc-obj-y)
+common-obj-$(call lnot,$(CONFIG_VNC)) += vnc-stubs.o
 common-obj-$(CONFIG_GTK) += gtk.o
 common-obj-$(if $(CONFIG_WIN32),n,$(if $(CONFIG_SDL),y,$(CONFIG_GTK))) += x_keymap.o
 
diff --git a/ui/vnc-stubs.c b/ui/vnc-stubs.c
new file mode 100644
index 0000000..f512805
--- /dev/null
+++ b/ui/vnc-stubs.c
@@ -0,0 +1,21 @@
+#include "qemu/osdep.h"
+#include "ui/console.h"
+
+int vnc_display_password(const char *id, const char *password)
+{
+    return -ENODEV;
+}
+int vnc_display_pw_expire(const char *id, time_t expires)
+{
+    return -ENODEV;
+};
+QemuOpts *vnc_parse(const char *str, Error **errp)
+{
+    error_setg(errp, "VNC support is disabled");
+    return NULL;
+}
+int vnc_init_func(void *opaque, QemuOpts *opts, Error **errp)
+{
+    error_setg(errp, "VNC support is disabled");
+    return -1;
+}