configure: Provide more helpful message if libvte not present

If the system has GTK but not libvte, it's more helpful to
tell the user that libvte is missing than to simply say that
GTK is not present.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1374162121-31582-1-git-send-email-peter.maydell@linaro.org
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>

diff --git a/configure b/configure
index cb0f870b95b6ff50cf7b98816e20fca72b2da283..9e1cd1975a8a2750ad34c7e3ea4db9f7d7d37f6c 100755 (executable)
--- a/configure
+++ b/configure
@@ -1697,19 +1697,23 @@ if test "$gtk" != "no"; then
       vtepackage="vte"
       vteversion="0.24.0"
     fi
-    if $pkg_config --exists "$gtkpackage >= $gtkversion" && \
-       $pkg_config --exists "$vtepackage >= $vteversion"; then
+    if ! $pkg_config --exists "$gtkpackage >= $gtkversion"; then
+        if test "$gtk" = "yes" ; then
+            feature_not_found "gtk"
+        fi
+        gtk="no"
+    elif ! $pkg_config --exists "$vtepackage >= $vteversion"; then
+        if test "$gtk" = "yes" ; then
+            error_exit "libvte not found (required for gtk support)"
+        fi
+        gtk="no"
+    else
        gtk_cflags=`$pkg_config --cflags $gtkpackage 2>/dev/null`
        gtk_libs=`$pkg_config --libs $gtkpackage 2>/dev/null`
        vte_cflags=`$pkg_config --cflags $vtepackage 2>/dev/null`
        vte_libs=`$pkg_config --libs $vtepackage 2>/dev/null`
        libs_softmmu="$gtk_libs $vte_libs $libs_softmmu"
        gtk="yes"
-    else
-       if test "$gtk" = "yes" ; then
-           feature_not_found "gtk"
-       fi
-       gtk="no"
     fi
 fi