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Check for required versions of Autoconf and Automake

This commit is contained in:
Volker Grabsch 2012-03-19 12:19:52 +01:00
parent f33aaaa2a0
commit a889647b58
1 changed files with 14 additions and 0 deletions
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14
Makefile
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@ -85,11 +85,25 @@ define CHECK_REQUIREMENT
exit 1; \
fi
endef
define CHECK_REQUIREMENT_VERSION
@if ! $(1) --version | head -1 | grep ' \($(2)\)$$' >/dev/null; then \
echo; \
echo 'Wrong version of requirement: $(1)'; \
echo; \
echo 'Please have a look at "doc/index.html" to ensure'; \
echo 'that your system meets all requirements.'; \
echo; \
exit 1; \
fi
endef
check-requirements: $(PREFIX)/installed/check-requirements
$(PREFIX)/installed/check-requirements: $(MAKEFILE)
@echo '[check requirements]'
$(foreach REQUIREMENT,$(REQUIREMENTS),$(call CHECK_REQUIREMENT,$(REQUIREMENT)))
$(call CHECK_REQUIREMENT_VERSION,autoconf,2\.6[4-9]\|2\.[7-9][0-9])
$(call CHECK_REQUIREMENT_VERSION,automake,1\.[1-9][0-9]\.[0-9]\+)
@[ -d '$(PREFIX)/installed' ] || mkdir -p '$(PREFIX)/installed'
@touch '$@'