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https://bugs.gentoo.org/666898
https://bugzilla.mozilla.org/show_bug.cgi?id=1479540
--- a/build/moz.configure/init.configure
+++ b/build/moz.configure/init.configure
@@ -572,17 +572,26 @@ option('--target', nargs=1,
@imports(_from='__builtin__', _import='KeyError')
@imports(_from='__builtin__', _import='ValueError')
def split_triplet(triplet, allow_unknown=False):
# The standard triplet is defined as
# CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM
# There is also a quartet form:
# CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM
# But we can consider the "KERNEL-OPERATING_SYSTEM" as one.
- cpu, manufacturer, os = triplet.split('-', 2)
+ # Additionally, some may omit "unknown" when the manufacturer
+ # is not specified and emit
+ # CPU_TYPE-OPERATING_SYSTEM
+ parts = triplet.split('-', 2)
+ if len(parts) == 3:
+ cpu, _, os = parts
+ elif len(parts) == 2:
+ cpu, os = parts
+ else:
+ die("Unexpected triplet string: %s" % triplet)
# Autoconf uses config.sub to validate and canonicalize those triplets,
# but the granularity of its results has never been satisfying to our
# use, so we've had our own, different, canonicalization. We've also
# historically not been very consistent with how we use the canonicalized
# values. Hopefully, this will help us make things better.
# The tests are inherited from our decades-old autoconf-based configure,
# which can probably be improved/cleaned up because they are based on a
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