base.bbclass/blacklist.bbclass: remove doc item when d.getVarFlags()

The FOO[doc] is set in meta/conf/documentation.conf, we need remove it
from d.getVarFlags()'s return dict when it causes many loops.

(From OE-Core rev: 595a7af8d0a52b24e2bdb5c373c64d27b54bb25b)

Signed-off-by: Robert Yang <liezhi.yang@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/meta/classes/base.bbclass b/meta/classes/base.bbclass
index f0780011bd..10cb10b83b 100644
--- a/meta/classes/base.bbclass
+++ b/meta/classes/base.bbclass
@@ -349,6 +349,8 @@ python () {
     # PACKAGECONFIG ??= "<default options>"
     # PACKAGECONFIG[foo] = "--enable-foo,--disable-foo,foo_depends,foo_runtime_depends"
     pkgconfigflags = d.getVarFlags("PACKAGECONFIG") or {}
+    # Remove PACKAGECONFIG[doc]
+    pkgconfigflags.pop('doc', None)
     if pkgconfigflags:
         pkgconfig = (d.getVar('PACKAGECONFIG', True) or "").split()
         pn = d.getVar("PN", True)