Oops, sorry for the redundant reporting of this problem. I see now that it's 
already addressed by https://gitlab.com/libtiff/libtiff/-/merge_requests/434 
<https://gitlab.com/libtiff/libtiff/-/merge_requests/434>

Thanks


> On Dec 10, 2022, at 9:50 PM, Larry Gritz <[email protected]> wrote:
> 
> Just a couple days ago, the master branch of libtiff saw the following change 
> as part of the big clang-format changes:
> 
> @@ -1,4 +1,6 @@
> -#define TIFFLIB_VERSION_STR "LIBTIFF, Version 4.4.0\nCopyright (c) 1988-1996 
> Sam Leffler\nCopyright (c) 1991-1996 Silicon Graphics, Inc."
> +#define TIFFLIB_VERSION_STR                                                  
>   \
> +    "LIBTIFF, Version 4.4.0\nCopyright (c) 1988-1996 Sam Leffler\nCopyright 
> "  \
> +    "(c) 1991-1996 Silicon Graphics, Inc."
> /*
>  * This define can be used in code that requires
>  * compilation-related definitions specific to a
> 
> 
> This change, by splitting the original #define TIFFLIB_VERSION_STR across two 
> lines, breaks CMake's bundled FindTIFF.cmake module, as you can see here:
> 
> https://github.com/Kitware/CMake/blob/master/Modules/FindTIFF.cmake#L86
> 
> This means that any projects that use
> 
>    find_package (TIFF)
> 
> and have any logic based on the setting of the CMake variable TIFF_VERSION 
> (including rejecting libtiff versions that not in the supported range) will 
> now fail, because it is unable to parse the version from this line, and 
> therefore cannot set TIFF_VERSION correctly.
> 
> The simplest solution is to restore just tiffvers.h and exclude it from the 
> automatic reformatting. It might also be smart to put a comment in that file 
> advising that it is known that all downstream projects using CMake rely on 
> the specific formatting of that line and people shouldn't alter it.
> 
> 
> --
> Larry Gritz
> [email protected]
> 
> 
> 
> 
> 

--
Larry Gritz
[email protected]





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