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Re: Contributions for ac-archive
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From: |
Scott Pakin |
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Subject: |
Re: Contributions for ac-archive |
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Date: |
Mon, 10 Feb 2003 17:15:33 -0700 |
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User-agent: |
Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.0.1) Gecko/20021003 |
Guido,
Om 8FEB2003 you wrote:
AC_DEFUN([AX_CHECK_PAGE_ALIGNED_MALLOC],
[AC_CACHE_CHECK([if large mallocs guarantee page-alignment],
[ax_cv_func_malloc_aligned],
[AC_TRY_RUN([
#include <stdio.h>
#include <stdlib.h>
#if HAVE_UNISTD_H
# include <unistd.h>
#endif
shouldn't that be "#ifdef" ?
Oops! Yes, please go ahead and fix that.
btw, another trick might be to add "+0",
ie. #if HAVE_UNISTD_H+0 ... if the name
does not exist, then "#if +0" is the
result - which is the same as "#if 0".
Cute. I'll have to remember that.
-- Scott