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Re: check_version

From: Simon Josefsson
Subject: Re: check_version
Date: Tue, 28 Jun 2005 10:20:30 +0200
User-agent: Gnus/5.110004 (No Gnus v0.4) Emacs/22.0.50 (gnu/linux)

Jim Meyering <address@hidden> writes:

> Simon Josefsson <address@hidden> wrote:
>> Paul Eggert <address@hidden> writes:
>>> Simon Josefsson <address@hidden> writes:
>>>>        /* Check version of libgcrypt. */
>>>>        if (!gcry_check_version (GCRYPT_VERSION))
>>>>          die ("version mismatch\n");
>>> Can't you use strverscmp for this?  E.g.:
>>>     if (strverscmp (GCRYPT_VERSION, VERSION) < 0)
>>>       die ("version mismatch\n");
>>> Even if strverscmp itself can't be used directly, it seems to me that
>>> its use would greatly simplify this package, and avoid the
>>> integer-overflow glitches Jim mentioned.
>> Good idea!  How about this?
>> 2005-06-25  Simon Josefsson  <address@hidden>
>>      * modules/check_version: New file.
>> 2005-06-25  Simon Josefsson  <address@hidden>
>>      * check_version.h, check_version.c: New file.
> I just noticed that you used an underscore in the middle of a
> file name rather than a hyphen.  Long-standing GNU tradition is
> to use hyphens there.  I think one of the reasons is that hyphens
> are slightly easier to type.

Right, changed.

>> +Makefile.am:
>> +lib_SOURCES += check_version.h check_version.c
> Also, in coreutils and gnulib, we've been moving away from
> using the `Makefile.am' section of the modules files, for reasons
> discussed at length a few months ago.  And I'm pretty sure I saw
> some automake changes that will help Bruno do things the way he
> wants in gettext.
> So, you might want to remove that line and instead add a file
> named m4/check-version.m4 like this:

Ah, right.  I accidentally installed the m4 file.  Ok to install the
rest too?


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