I've just tried out 2.6.4 RC 1, which fixes this problem. Thanks!

On Mon, Mar 16, 2009 at 12:51 PM, Claus Höfele <cl...@claushoefele.com> wrote:
>> What is the default if you have VS create the project?
>
> When adding a new header file 'asd.h', this is what Visual Studio
> writes into the project file:
> <Filter
>  ...
>  >
>  <File
>    RelativePath=".\asd.h"
>    >
>  </File>
>  ...
> </Filter>
>
> Properties as displayed by the properties page are "Excluded from
> Build: No" and "Tool: Custom Build Tool."
>
> When you manually set the file to Custom Build Tool, the project file
> also contains a <FileConfiguration> tag, but this seems to be
> optional.
>
>> http://public.kitware.com/Bug/view.php?id=7845
>
> It looks to me that neither .h nor .idl should be excluded from build
> by default. Instead, it should be possible to override this behaviour
> by setting a flag.
>
> -Claus
>
>
>
>
> On Sat, Mar 14, 2009 at 12:46 AM, Bill Hoffman <bill.hoff...@kitware.com> 
> wrote:
>> Claus Höfele wrote:
>>>
>>> Thanks for the quick replies.
>>>
>>> I'm using cmake 2.6.3 + Visual Studio 8 2005 SP1
>>>
>>> Playing around further with the file properties in Visual Studio, it
>>> looks like VS only checks the syntax of a file if the Tool property is
>>> set to C/C++ Compiler Tool. However, this setting will cause the
>>> header file to be compiled, which is obviously not what you want.
>>>
>>> So the setting for a header file should be:
>>> 1.) Excluded From Build: No
>>> 2.) Tool: Custom Build Tool
>>>
>>> 2.) is already done, 1.) is not.
>>>
>>> For my purposes, it was enough to change cmSourceFile::CheckExtension()
>>> like so:
>>>
>>>  // Look for header files.
>>>  if ...
>>>  else
>>>    {
>>>    // This is a known header file extension.  The source cannot be
>>> compiled.
>>>    if(!this->GetProperty("HEADER_FILE_ONLY"))
>>>      {
>>>      this->SetProperty("HEADER_FILE_ONLY", "1");
>>>      }
>>>    }
>>>
>>> This allows me to override the HEADER_FILE_ONLY setting to false in my
>>> CMakeLists.txt and produces the project files I want.
>>>
>>> Would be great if a similar fix would make it into the next release.
>>>
>>
>> What is the default if you have VS create the project?  BTW, this all came
>> from this bug fix:
>> http://public.kitware.com/Bug/view.php?id=7845
>>
>> I am not sure you want to make that false in your file, as the makefile
>> generator may then try and compile it.  CMake should handle a .h file
>> without having to change anything.
>>
>> -Bill
>>
>>
>
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