1 files changed, 4 insertions, 3 deletions

diff --git a/meta/classes-global/base.bbclass b/meta/classes-global/base.bbclass
index 101ecdcf0f..c8268abcdf 100644
--- a/meta/classes-global/base.bbclass
+++ b/meta/classes-global/base.bbclass
@@ -330,7 +330,7 @@ python base_eventhandler() {
         # particular.
         #
         pn = d.getVar('PN')
-        source_mirror_fetch = d.getVar('SOURCE_MIRROR_FETCH', False)
+        source_mirror_fetch = bb.utils.to_boolean(d.getVar('SOURCE_MIRROR_FETCH', False))
         if not source_mirror_fetch:
             provs = (d.getVar("PROVIDES") or "").split()
             multiprovidersallowed = (d.getVar("BB_MULTI_PROVIDER_ALLOWED") or "").split()
@@ -553,7 +553,7 @@ python () {
         d.appendVarFlag('do_devshell', 'depends', ' virtual/fakeroot-native:do_populate_sysroot')
 
     need_machine = d.getVar('COMPATIBLE_MACHINE')
-    if need_machine and not d.getVar('PARSE_ALL_RECIPES', False):
+    if need_machine and not bb.utils.to_boolean(d.getVar('PARSE_ALL_RECIPES', False)):
         import re
         compat_machines = (d.getVar('MACHINEOVERRIDES') or "").split(":")
         for m in compat_machines:
@@ -562,7 +562,8 @@ python () {
         else:
             raise bb.parse.SkipRecipe("incompatible with machine %s (not in COMPATIBLE_MACHINE)" % d.getVar('MACHINE'))
 
-    source_mirror_fetch = d.getVar('SOURCE_MIRROR_FETCH', False) or d.getVar('PARSE_ALL_RECIPES', False)
+    source_mirror_fetch = bb.utils.to_boolean(d.getVar('SOURCE_MIRROR_FETCH', False)) or \
+            bb.utils.to_boolean(d.getVar('PARSE_ALL_RECIPES', False))
     if not source_mirror_fetch:
         need_host = d.getVar('COMPATIBLE_HOST')
         if need_host: