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Re: AC_PROG_CC fails when target C library is missing fopen

From: Ralf Corsepius
Subject: Re: AC_PROG_CC fails when target C library is missing fopen
Date: Wed, 12 Aug 2009 18:51:48 +0200
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On 08/12/2009 02:09 PM, Eric Blake wrote:
Hash: SHA1

According to Paolo Bonzini on 8/10/2009 4:27 PM:
On 08/11/2009 12:11 AM, Ralf Wildenhues wrote:
I don't see in this discussion where the main argument to switch to
using fopen is addressed:
IOW, how do you prevent AC_COMPUTE_INT and friends from getting you
wrong answers on your system (if you happen to have a simulator around)?
In my patch I use an empty source code file to determine the default
file name.  Then I use one with fopen to determine if the user is
cross-compiling; this would fail for RTEMS so that the preprocessor-only
If we get feedback from both RTEMS
FYI: I haven't forgotten about your patch, but haven't been able to look into this at depth yet, but hope to be able to look into this sometime next week. Sorry for the inconvenience.


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