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Re: new line added to a variable passed to a macro
From: |
Andreas Schwab |
Subject: |
Re: new line added to a variable passed to a macro |
Date: |
Sun, 25 Mar 2007 21:35:51 +0200 |
User-agent: |
Gnus/5.110006 (No Gnus v0.6) Emacs/22.0.91 (gnu/linux) |
Vincent Torri <address@hidden> writes:
> That is, a new line is added. I don't know why. It is annoying as I am
> doing the test on $3 (note that the third parameter is optional). What is
> also strange is that I use that macro several times, and that new line is
> only added when I call:
>
> AC_CHECK_ECORE_MODULE([Ipc],
> ["yes"],
> [${have_ecore_con}]
^^^
The newline is here. m4 does not strip trailing whitespace when gathering
arguments. Either put the closing paren directly after it, or use dnl.
Andreas.
--
Andreas Schwab, SuSE Labs, address@hidden
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
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