On Sat, 2012-01-14 at 16:20 +0100, Michael Ludwig wrote:
> Now that's useful! Will keep this snippet handy from now on:
>
> @echo == $$@ $@
> @echo == $$%% $%
> @echo == $$^< $<
> @echo == $$? $?
> @echo == $$^^ $^
> @echo == $$+ $+
> @echo == $$^| $|
> @echo == $$* $*
>
> Can I define it as a function? To invoke it like: $(echoautovars)
Sure, but you really should quote these to protect them from the shell:
define echoautovars
echo == '$$@ $@'
echo == '$$%% $%'
echo == '$$^< $<'
echo == '$$? $?'
echo == '$$^^ $^'
echo == '$$+ $+'
echo == '$$^| $|'
echo == '$$* $*'
endef
foo:
@$(echoautovars)
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