From ce74846e4e6a481e67de6872008bcbf3d502aa4b Mon Sep 17 00:00:00 2001
From: Dave Smith <dizzyd@dizzyd.com>
Date: Fri, 20 Aug 2010 10:42:02 -0600
Subject: [PATCH] Fix bug 499; do not delete dependencies that are not in the
 deps/ directory

---
 src/rebar_deps.erl | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/rebar_deps.erl b/src/rebar_deps.erl
index 8f1626a..1e344a7 100644
--- a/src/rebar_deps.erl
+++ b/src/rebar_deps.erl
@@ -116,10 +116,12 @@ compile(Config, AppFile) ->
     ok.
 
 'delete-deps'(Config, _) ->
-    %% Delete all the available deps, if any
+    %% Delete all the available deps in our deps/ directory, if any
+    DepsDir = get_deps_dir(),
     Deps = rebar_config:get_local(Config, deps, []),
     {AvailableDeps, _} = find_deps(Deps),
-    [delete_dep(D) || D <- AvailableDeps],
+    [delete_dep(D) || D <- AvailableDeps,
+                      lists:prefix(DepsDir, D#dep.dir) == true],
     ok.