[gimp] configure: perform configuration actions only when configure succeeds.

[Jehan Pagès <jehanp src gnome org>]

commit 40dc9e94ff947db8e935a9e58f1b03065b713e44
Author: Jehan <jehan girinstud io>
Date:   Sat Jan 2 16:12:03 2016 +0100

    configure: perform configuration actions only when configure succeeds.

 configure.ac |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 36305a7..23cc682 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2467,8 +2467,6 @@ sed -e "/POTFILES =/r po-plug-ins/POTFILES" po-plug-ins/Makefile.in > po-plug-in
 sed -e "/POTFILES =/r po-script-fu/POTFILES" po-script-fu/Makefile.in > po-script-fu/Makefile && touch 
po-script-fu/stamp-it
 sed -e "/POTFILES =/r po-tips/POTFILES" po-tips/Makefile.in > po-tips/Makefile && touch po-tips/stamp-it])
 
-AC_OUTPUT
-
 # Print a summary of features enabled/disabled:
 optional_deps="
 Extra Binaries:
@@ -2507,6 +2505,7 @@ Tests:
 $have_recommended_xgettext $have_recommended_fontconfig"
 
 if test "x$required_deps" = "x"; then
+  AC_OUTPUT
   AC_MSG_RESULT([
 Building GIMP with prefix=$prefix, datarootdir=$datarootdir
 Desktop files install into $DESKTOP_DATADIR