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-rw-r--r--docs/manual/adding-packages-rebar.txt6
1 files changed, 6 insertions, 0 deletions
diff --git a/docs/manual/adding-packages-rebar.txt b/docs/manual/adding-packages-rebar.txt
index be9ede0113..d78b3171d8 100644
--- a/docs/manual/adding-packages-rebar.txt
+++ b/docs/manual/adding-packages-rebar.txt
@@ -86,6 +86,12 @@ If the package bundles a _rebar_ utility, but can use the generic
* +ERLANG_FOOBAR_REBAR_ENV+, to specify additional environment
variables to pass to the _rebar_ utility.
+* +ERLANG_FOOBAR_KEEP_DEPENDENCIES+, to keep the dependencies
+ described in the rebar.config file. Valid values are +YES+ or +NO+
+ (the default). Unless this variable is set to +YES+, the _rebar_
+ infrastructure removes such dependencies in a post-patch hook to
+ ensure rebar does not download nor compile them.
+
With the rebar infrastructure, all the steps required to build
and install the packages are already defined, and they generally work
well for most rebar-based packages. However, when required, it is