[PATCH v2 3/3] package_deb.bbclass: add 'Multi-Arch: foreign' tag to allarch packages

[Matt Madison <matt@madison.systems>]

This tells APT that it can use such packages to resolve dependencies
from packages of any architecture in a multilib build.

Signed-off-by: Matt Madison <matt@madison.systems>
---
 meta/classes/package_deb.bbclass | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/meta/classes/package_deb.bbclass b/meta/classes/package_deb.bbclass
index 8d27adf..25218d0 100644
--- a/meta/classes/package_deb.bbclass
+++ b/meta/classes/package_deb.bbclass
@@ -161,6 +161,8 @@ python do_package_deb () {
             return l2
 
         ctrlfile.write("Package: %s\n" % pkgname)
+        if d.getVar('PACKAGE_ARCH', True) == "all":
+            ctrlfile.write("Multi-Arch: foreign\n")
         # check for required fields
         try:
             for (c, fs) in fields:
-- 
2.5.0