[Buildroot] [git commit] docs/manual: document <pkg>_KEEP_DEPENDENCIES in rebar-package infra

Thomas Petazzoni thomas.petazzoni at bootlin.com
Sun Dec 9 16:24:29 UTC 2018

commit: https://git.buildroot.net/buildroot/commit/?id=e16310c15a42cb5de409522dae104c41595738aa
branch: https://git.buildroot.net/buildroot/commit/?id=refs/heads/master

Signed-off-by: Johan Oudinet <johan.oudinet at gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni at bootlin.com>
 docs/manual/adding-packages-rebar.txt | 6 ++++++
 1 file changed, 6 insertions(+)

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

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