[gthumb] Added a --disable-deprecated option to configure

[Paolo Bacchilega <paobac src gnome org>]

commit 7a6cb0ba5d4e397f1e1efb6e383b265144d2b3bc
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Sat Jan 23 11:57:49 2010 +0100

    Added a --disable-deprecated option to configure
    
    It's not possible to always disable deprecated API usage because
    new library versions can add new deprecated API.
    
    [bug #607757]

 configure.ac |   13 +++++++++++--
 1 files changed, 11 insertions(+), 2 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index e3aff44..64c0de5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -49,8 +49,17 @@ UNIQUE_REQUIRED=1.1.2
 dnl ===========================================================================
 
 CFLAGS=${CFLAGS-:""}
-CFLAGS+=" -DG_DISABLE_SINGLE_INCLUDES -DGDK_PIXBUF_DISABLE_SINGLE_INCLUDES -DGTK_DISABLE_SINGLE_INCLUDES"
-CFLAGS+=" -DG_DISABLE_DEPRECATED -DGDK_DISABLE_DEPRECATED -DGDK_PIXBUF_DISABLE_DEPRECATED -DGTK_DISABLE_DEPRECATED"
+
+AC_ARG_ENABLE(deprecated,
+	      AS_HELP_STRING([--disable-deprecated], [do not use deprecated API]),
+	      disable_deprecated=yes,
+	      disable_deprecated=no)
+if test x$disable_deprecated = xyes; then
+	CFLAGS+=" -DG_DISABLE_SINGLE_INCLUDES -DGDK_PIXBUF_DISABLE_SINGLE_INCLUDES -DGTK_DISABLE_SINGLE_INCLUDES"
+	CFLAGS+=" -DG_DISABLE_DEPRECATED -DGDK_DISABLE_DEPRECATED -DGDK_PIXBUF_DISABLE_DEPRECATED -DGTK_DISABLE_DEPRECATED"
+fi
+
+dnl ===========================================================================
 
 AC_ARG_ENABLE(debug,
 	      AS_HELP_STRING([--enable-debug], [enable compilation of debugging messages]),