[gentoo-pms] Re: [PATCH] src-install-4: Check for empty DOCS variable.

[Ulrich Mueller]

Slightly updated patch, checks for number of array elements which is
cleaner.

Ulrich


From b48d760c84b8dcddb6c39d9448514038d31c84e9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ulrich=20M=C3=BCller?= <ulm@g.o>
Date: Thu, 22 Aug 2013 12:38:02 +0200
Subject: [PATCH] src-install-4: Check for empty DOCS variable.

---
 ebuild-functions.tex | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/ebuild-functions.tex b/ebuild-functions.tex
index 84847e9..5c901ef 100644
--- a/ebuild-functions.tex
+++ b/ebuild-functions.tex
@@ -318,9 +318,9 @@ src_install() {
             [[ -s "${d}" ]] && dodoc "${d}"
         done
     elif declare -p DOCS | grep -q "^declare -a " ; then
-        dodoc "${DOCS[@]}"
+        [[ ${#DOCS[@]} -gt 0 ]] && dodoc "${DOCS[@]}"
     else
-        dodoc ${DOCS}
+        [[ ${DOCS} ]] && dodoc ${DOCS}
     fi
 }
 \end{verbatim}
-- 
1.8.3.2