From: Richard Purdie <richard.purdie@linuxfoundation.org>
Date: Mon, 28 Feb 2022 15:45:43 +0000 (+0000)
Subject: mutlilib: Handle WHITELIST_GPL-3.0 being unset
X-Git-Tag: lucaceresoli/bug-15201-perf-libtraceevent-missing~5026
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b5248cc232629b021d8934899326468c3ef46351;p=thirdparty%2Fopenembedded%2Fopenembedded-core-contrib.git

mutlilib: Handle WHITELIST_GPL-3.0 being unset

The code doesn't work if the variable is unset, fix that.

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
---

diff --git a/meta/classes/multilib.bbclass b/meta/classes/multilib.bbclass
index ec2013198ce..1ad654f546d 100644
--- a/meta/classes/multilib.bbclass
+++ b/meta/classes/multilib.bbclass
@@ -77,9 +77,10 @@ python multilib_virtclass_handler () {
 
     # Expand WHITELIST_GPL-3.0 with multilib prefix
     pkgs = e.data.getVar("WHITELIST_GPL-3.0")
-    for pkg in pkgs.split():
-        pkgs += " " + variant + "-" + pkg
-    e.data.setVar("WHITELIST_GPL-3.0", pkgs)
+    if pkgs:
+        for pkg in pkgs.split():
+            pkgs += " " + variant + "-" + pkg
+        e.data.setVar("WHITELIST_GPL-3.0", pkgs)
 
     # DEFAULTTUNE can change TARGET_ARCH override so expand this now before update_data
     newtune = e.data.getVar("DEFAULTTUNE:" + "virtclass-multilib-" + variant, False)