Add a depclean warning message, once again, because it's never completely safe.

svn path=/main/trunk/; revision=4270

diff --git a/bin/emerge b/bin/emerge
index 7792db6c0f5eee7afcc4493f571e68cb3aaeb37f..aa471a81bd1c92d66e6a24d0d7fdc710a329e6bd 100755 (executable)
--- a/bin/emerge
+++ b/bin/emerge
@@ -3252,6 +3252,17 @@ def action_depclean(settings, trees, ldpath_mtimes,
        # Kill packages that aren't explicitly merged or are required as a
        # dependency of another package. World file is explicit.
 
+       warn_prefix = colorize("BAD", "*** WARNING ***  ")
+       print
+       print warn_prefix + "Depclean may break link level dependencies.  Thus, it is"
+       print warn_prefix + "recommended to use a tool such as " + good("`revdep-rebuild`") + " (from"
+       print warn_prefix + "app-portage/gentoolkit) in order to detect such breakage."
+       print warn_prefix
+       print warn_prefix + "Also study the list of packages to be cleaned for any obvious"
+       print warn_prefix + "mistakes. Packages that are part of the world set will always"
+       print warn_prefix + "be kept.  They can be manually added to this set with"
+       print warn_prefix + good("`emerge --noreplace <atom>`") + "."
+
        xterm_titles = "notitles" not in settings.features
        portdb = trees[settings["ROOT"]]["porttree"].dbapi
        vartree = trees[settings["ROOT"]]["vartree"]