2009-01-29 06:47:20 +00:00
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## -*-makefile-*-
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2016-06-15 18:58:17 +00:00
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# Copyright (C) 2016 and later: Unicode, Inc. and others.
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# License & terms of use: http://www.unicode.org/copyright.html
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2009-01-29 06:47:20 +00:00
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#******************************************************************************
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2016-05-31 21:45:07 +00:00
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# Copyright (C) 2008-2011, International Business Machines
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# Corporation and others. All Rights Reserved.
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2009-01-29 06:47:20 +00:00
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#******************************************************************************
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# Make sure we have the right version of Make.
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at_least=3.80
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2009-07-18 02:35:27 +00:00
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ifeq ($(MACHTYPE),i370-ibm-mvs)
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2010-03-03 18:57:17 +00:00
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at_least=3.79.1
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2009-07-18 02:35:27 +00:00
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endif
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2010-03-03 18:57:17 +00:00
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ifeq ($(PLATFORM),OS390)
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at_least=3.79.1
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endif
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2011-09-15 19:34:17 +00:00
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ifeq ($(MACHTYPE),powerpc-ibm-os400)
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at_least=3.77
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endif
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2009-07-18 02:35:27 +00:00
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2009-01-29 06:47:20 +00:00
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latest_a=$(firstword $(sort $(MAKE_VERSION) $(at_least)))
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ifneq ($(at_least),$(latest_a))
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err:
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@echo "ERROR: $(MAKE_VERSION) - too old, please upgrade to at least $(at_least)"
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@false
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else
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ok:
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@echo "$(MAKE_VERSION) (we wanted at least $(at_least))"
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endif
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