From 0f61fe1fa5aeded2608f47d688bfadfcc3f09fb5 Mon Sep 17 00:00:00 2001
From: "Anna (cybertailor) Vyalkova" <cyber+gentoo@sysrq.in>
Date: Wed, 13 Jul 2022 06:00:16 +0500
Subject: R-packages.eclass: document CRAN_PV

Signed-off-by: Anna (cybertailor) Vyalkova <cyber+gentoo@sysrq.in>
---
 eclass/R-packages.eclass | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'eclass')

diff --git a/eclass/R-packages.eclass b/eclass/R-packages.eclass
index d399da9b0..f18c23e8d 100644
--- a/eclass/R-packages.eclass
+++ b/eclass/R-packages.eclass
@@ -29,7 +29,11 @@ inherit edo eutils optfeature toolchain-funcs
 # String variable containing the list of upstream suggested packages.  Consider
 # using optfeature directly instead for more concise descriptions.
 
-CRAN_PV=${CRAN_PV:-$PV}
+# @ECLASS_VARIABLE: CRAN_PV
+# @DESCRIPTION:
+# Package version to use for fetching distfiles from CRAN.
+: ${CRAN_PV:=${PV}}
+
 CRAN_PN=${CRAN_PN:-${PN//_/.}}
 
 # Set CRAN_SNAPSHOT_DATE to the date the ebuild was updated in the ebuild
-- 
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