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-rw-r--r--meta/classes/externalsrc.bbclass11
1 files changed, 11 insertions, 0 deletions
diff --git a/meta/classes/externalsrc.bbclass b/meta/classes/externalsrc.bbclass
index f7ed66d8c6..be0fe55d5f 100644
--- a/meta/classes/externalsrc.bbclass
+++ b/meta/classes/externalsrc.bbclass
@@ -85,6 +85,17 @@ python () {
# Ensure compilation happens every time
d.setVarFlag('do_compile', 'nostamp', '1')
+
+ # If B=S the same builddir is used even for different architectures.
+ # Thus, use a shared CONFIGURESTAMPFILE so that change of do_configure
+ # task hash is correctly detected if e.g. MACHINE changes. In addition,
+ # do_configure needs to depend on the stamp file so that the task is
+ # re-run when the stamp was changed since the last run on this
+ # architecture.
+ if d.getVar('S', True) == d.getVar('B', True):
+ configstamp = '${TMPDIR}/work-shared/${PN}/${EXTENDPE}${PV}-${PR}/configure.sstate'
+ d.setVar('CONFIGURESTAMPFILE', configstamp)
+ d.setVarFlag('do_configure', 'file-checksums', configstamp + ':True')
}
python externalsrc_compile_prefunc() {