[build] Improved PREVIEWER check

- Check for PREVIEWER only once
- Make gtk+-unix print optional for previewer

diff --git a/configure.ac b/configure.ac
index ddf351df2f45601570a952e68ea5ad5616ab8ee5..f2f49a8345c5cc15d4099294f09e5d4ab0c2a8d6 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -145,7 +145,6 @@ PKG_CHECK_MODULES(LIBDOCUMENT, gtk+-3.0 >= $GTK_REQUIRED gio-2.0 >= $GLIB_REQUIR
 PKG_CHECK_MODULES(LIBVIEW, gtk+-3.0 >= $GTK_REQUIRED gail-3.0 >= $GTK_REQUIRED gthread-2.0 gio-2.0 >= $GLIB_REQUIRED)
 PKG_CHECK_MODULES(BACKEND, gtk+-3.0 >= $GTK_REQUIRED)
 PKG_CHECK_MODULES(FRONTEND_CORE, gtk+-3.0 >= $GTK_REQUIRED gthread-2.0 gio-2.0 >= $GLIB_REQUIRED)
-PKG_CHECK_MODULES(PREVIEWER, gtk+-3.0 >= $GTK_REQUIRED gthread-2.0 gio-2.0 >= $GLIB_REQUIRED)
 
 SHELL_PLATFORM_PKGS=
 case "$with_platform" in
@@ -418,7 +417,7 @@ AC_ARG_ENABLE([previewer],
     esac])
 
 if test x$enable_previewer = "xyes" ; then
-  PKG_CHECK_MODULES([PREVIEWER],[gtk+-3.0 >= $GTK_REQUIRED gtk+-unix-print-3.0 >= $GTK_REQUIRED gthread-2.0 gio-2.0 >= $GLIB_REQUIRED])
+  PKG_CHECK_MODULES([PREVIEWER],[gtk+-3.0 >= $GTK_REQUIRED gthread-2.0 gio-2.0 >= $GLIB_REQUIRED])
 fi
 
 AM_CONDITIONAL([ENABLE_PREVIEWER],[test "$enable_previewer" = "yes"])