Re: Patches for Fedora 42 & 43

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The patch use-system-gnulib.diff depends upon an m4 macro which was 
omitted.  Please find attached a patch for it below.

On 10/13/25 01:07, Andrew L. Moore wrote:
> Please find attached patches that allow building GNU Global v6.6.14 on
> Fedora GNU/Linux v42 and v43. The first three are straight forward:
> 
> 1. When looking for Universal Ctags, use option `--extras'. The code
>     does this, but configure was using `--extra'.
> 
> 2. When looking for libsqlite3, add /usr/lib64 to the search path.
> 
> 3. Address a GNU C v15 compilation error: assignment from incompatible
>     pointer type 'int (*)(void)'. The fix is to conditionally add
>     prototypes to dberr masks.
> 
> Many modern systems come with Gnulib. So either GNU Global could link
> against the system Gnulib, or, alternatively, the Gnulib `bootstrap'
> script could be added to the GNU Global distribution. Gnulib bootstrap
> downloads Gnulib modules as needed. See:
> 
> https://cgit.git.savannah.gnu.org/cgit/gnulib.git/tree/top/bootstrap
> 
> One complication is that the function hash_string is no longer
> included in Gnulib.
> 
> 4. So the final patch is an attempt to address these issues in
>     minimalist (lazy) way: If the system provides regcomp and
>     getopt_long, then the system-provided functions are used by
>     default. To override this, use the configure option
>     `--with-included-regex'. An updated version of the hash_string
>     function by Bruno Haible is added directly to libutil/strhash.c.
>     The function is described in the article:
> 
>     https://www.haible.de/bruno/hashfunc.html
> 
> A more correct approach might be to leverage Gnulib's bootstrap script
> and update strhash.c to use current Gnulib hash functions. If I had
> more time, I would have liked to offer an alternative patch for this.
> The current Gnulib does have lots of overhead, so maybe the included
> patch will be acceptable compromise.

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