From: Jo-Philipp Wich <jo@mein.io>
Date: Sun, 14 Jan 2018 17:46:36 +0000 (+0100)
Subject: metadata: do not emit broken kconfig dependency statements
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=a405a93fa69cf836ed628ac86b90a6a718c36bae;p=openwrt%2Fstaging%2Fblocktrron.git

metadata: do not emit broken kconfig dependency statements

Prevent emitting broken dependency statements when resolving references
to non existing packages to an empty provider list.

Fixes: 47d6b05ad3 ("metadata: always resolve dependencies through provides list")
Signed-off-by: Jo-Philipp Wich <jo@mein.io>
---

diff --git a/scripts/package-metadata.pl b/scripts/package-metadata.pl
index 36b1160d8c..53bb45a62c 100755
--- a/scripts/package-metadata.pl
+++ b/scripts/package-metadata.pl
@@ -209,7 +209,7 @@ sub mconf_depends {
 			$flags =~ /@/ or $depend = "PACKAGE_$depend";
 		} else {
 			my $vdep = $vpackage{$depend};
-			if ($vdep) {
+			if ($vdep && @$vdep > 0) {
 				$depend = join("||", map { "PACKAGE_".$_->{name} } @$vdep);
 			} else {
 				$flags =~ /@/ or $depend = "PACKAGE_$depend";