Eric Blake <[email protected]> writes:
> I'm also leaning towards omitting the else if $1 is provably blank,
> otherwise providing the : in case non-blank $1 ultimately expands to a
> blank (unless someone finds a shell where 'if false ; then :; fi; echo $?'
> fails to output 0).
>From the autoconf manual:
There are shells that do not reset the exit status from an `if':
$ if (exit 42); then true; fi; echo $?
42
whereas a proper shell should have printed `0'.
Andreas.
--
Andreas Schwab, [email protected]
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."
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