multilib: Abstract class extension code into classextend.py

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

1 files changed, 12 insertions, 36 deletions

diff --git a/meta/classes/multilib_global.bbclass b/meta/classes/multilib_global.bbclass
index 2da66a5e6..b76fd9416 100644
--- a/meta/classes/multilib_global.bbclass
+++ b/meta/classes/multilib_global.bbclass
@@ -8,55 +8,31 @@ python multilib_virtclass_handler_global () {
         if bb.data.inherits_class('kernel', e.data) or bb.data.inherits_class('module-base', e.data):
             variants = (e.data.getVar("MULTILIB_VARIANTS", True) or "").split()
 
+            import oe.classextend
+            clsextends = []
+            for variant in variants:
+                clsextends.append(oe.classextend.ClassExtender(variant, e.data))
+
             # Process PROVIDES
             origprovs = provs = e.data.getVar("PROVIDES", True) or ""
-            for variant in variants:
-                provs = provs + " " + multilib_map_variable("PROVIDES", variant, e.data)
-                # Reset to original value so next time around multilib_map_variable works properly
-                e.data.setVar("PROVIDES", origprovs)
+            for clsextend in clsextends:
+                provs = provs + " " + clsextend.map_variable("PROVIDES", setvar=False)
             e.data.setVar("PROVIDES", provs)
 
             # Process RPROVIDES
             origrprovs = rprovs = e.data.getVar("RPROVIDES", True) or ""
-            for variant in variants:
-                rprovs = rprovs + " " + multilib_map_variable("RPROVIDES", variant, e.data)
-                # Reset to original value so next time around multilib_map_variable works properly
-                e.data.setVar("RPROVIDES", origrprovs)
+            for clsextend in clsextends:
+                rprovs = rprovs + " " + clsextend.map_variable("RPROVIDES", setvar=False)
             e.data.setVar("RPROVIDES", rprovs)
 
 	    # Process RPROVIDES_${PN}...
             for pkg in (e.data.getVar("PACKAGES", True) or "").split():
                 origrprovs = rprovs = e.data.getVar("RPROVIDES_%s" % pkg, True) or ""
-                for variant in variants:
-                    rprovs = rprovs + " " + multilib_map_variable("RPROVIDES_%s" % pkg, variant, e.data)
-                    rprovs = rprovs + " " + variant + "-" + pkg
-                    # Reset to original value so next time around multilib_map_variable works properly
-                    e.data.setVar("RPROVIDES_%s" % pkg, origrprovs)
+                for clsextend in clsextends:
+                    rprovs = rprovs + " " + clsextend.map_variable("RPROVIDES_%s" % pkg, setvar=False)
+                    rprovs = rprovs + " " + clsextend.extname + "-" + pkg
                 e.data.setVar("RPROVIDES_%s" % pkg, rprovs)
 }
 
 addhandler multilib_virtclass_handler_global
 
-def multilib_extend_name(variant, name):
-    if name.startswith("kernel-module"):
-        return name
-    if name.startswith("virtual/"):
-        subs = name.split("/", 1)[1]
-        if not subs.startswith(variant):
-            return "virtual/" + variant + "-" + subs
-        return name
-    if not name.startswith(variant):
-        return variant + "-" + name
-    return name
-
-def multilib_map_variable(varname, variant, d):
-    var = d.getVar(varname, True)
-    if not var:
-        return ""
-    var = var.split()
-    newvar = []
-    for v in var:
-        newvar.append(multilib_extend_name(variant, v))
-    newdata =  " ".join(newvar)
-    d.setVar(varname, newdata)
-    return newdata