[gnome-terminal] build: Fix linking with multiple backends

[Christian Persch <chpe src gnome org>]

commit 1de148dd50bcd63357a7850c26f4144feb5dea42
Author: Christian Persch <chpe gnome org>
Date:   Thu Aug 8 13:21:17 2013 +0200

    build: Fix linking with multiple backends
    
    https://bugzilla.gnome.org/show_bug.cgi?id=705659

 configure.ac |   25 ++++++++++---------------
 1 files changed, 10 insertions(+), 15 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index f887bb1..8c638ad 100644
--- a/configure.ac
+++ b/configure.ac
@@ -60,21 +60,16 @@ case "$with_gtk" in
        ;;
 esac
 
-AC_MSG_CHECKING([for GDK target])
-case "$with_gtk" in
-  3.0) for target in $($PKG_CONFIG --variable targets gdk-$GTK_API_VERSION); do
-         GDK_TARGET="$target"
-         break
-       done
-       ;;
-esac
-AC_MSG_RESULT([$GDK_TARGET])
-
-case "$GDK_TARGET" in
-  x11) PLATFORM_DEPS="x11" ;;
-  win32|quartz) PLATFORM_DEPS="" ;;
-  *) AC_MSG_ERROR([unknown gdk target]) ;;
-esac
+PLATFORM_DEPS=
+for target in $($PKG_CONFIG --variable targets gdk-$GTK_API_VERSION); do
+  case "$target" in
+    x11) PLATFORM_DEPS="$PLATFORM_DEPS x11" ;;
+    broadway) ;;
+    wayland) ;;
+    win32|quartz) AC_MSG_WARN([unsupported GDK backend $target]) ;;
+    *) AC_MSG_WARN([unknown GDK backend $target]) ;;
+  esac
+done
 
 PKG_CHECK_MODULES([TERM],
   [vte$VTE_PC_VERSION >= $VTE_REQUIRED