Re: Help compiling pureVST

Replying to list. I went a bit further, but got an error with `cmake 
--build .` after the selftests were run successfully. Here's the error:

```
[ 91%] Built target validator
[ 91%] Generating VST3/Release/PureVST.vst3/Contents/Resources/test-patch.pd
[SMTG] Copied 
/home/alex/Applications/puredata/PureVST-0.5/resource/test-patch.pd to 
/home/alex/Applications/puredata/PureVST-0.5/build/VST3/Release/PureVST.vst3/Contents/Resources/test-patch.pd
[ 91%] Generating 
VST3/Release/PureVST.vst3/Contents/Resources/Snapshots/32C50013FF5F5CB4871C312DB4F42368_snapshot.png
[SMTG] Copied 
/home/alex/Applications/puredata/PureVST-0.5/resource/32C50013FF5F5CB4871C312DB4F42368_snapshot.png 
to 
/home/alex/Applications/puredata/PureVST-0.5/build/VST3/Release/PureVST.vst3/Contents/Resources/Snapshots/32C50013FF5F5CB4871C312DB4F42368_snapshot.png
[ 92%] Generating 
VST3/Release/PureVST.vst3/Contents/Resources/Snapshots/32C50013FF5F5CB4871C312DB4F42368_snapshot_2.0x.png
[SMTG] Copied 
/home/alex/Applications/puredata/PureVST-0.5/resource/32C50013FF5F5CB4871C312DB4F42368_snapshot_2.0x.png 
to 
/home/alex/Applications/puredata/PureVST-0.5/build/VST3/Release/PureVST.vst3/Contents/Resources/Snapshots/32C50013FF5F5CB4871C312DB4F42368_snapshot_2.0x.png
[ 92%] Generating 
VST3/Release/PureVST.vst3/Contents/Resources/background.png
[SMTG] Copied 
/home/alex/Applications/puredata/PureVST-0.5/resource/background.png to 
/home/alex/Applications/puredata/PureVST-0.5/build/VST3/Release/PureVST.vst3/Contents/Resources/background.png
[ 93%] Generating 
VST3/Release/PureVST.vst3/Contents/Resources/onoff_button.png
[SMTG] Copied 
/home/alex/Applications/puredata/PureVST-0.5/resource/onoff_button.png 
to 
/home/alex/Applications/puredata/PureVST-0.5/build/VST3/Release/PureVST.vst3/Contents/Resources/onoff_button.png
[ 93%] Generating 
VST3/Release/PureVST.vst3/Contents/Resources/pdeditor.uidesc
[SMTG] Copied 
/home/alex/Applications/puredata/PureVST-0.5/resource/pdeditor.uidesc to 
/home/alex/Applications/puredata/PureVST-0.5/build/VST3/Release/PureVST.vst3/Contents/Resources/pdeditor.uidesc
[ 93%] Generating 
VST3/Release/PureVST.vst3/Contents/Resources/slider_background.png
[SMTG] Copied 
/home/alex/Applications/puredata/PureVST-0.5/resource/slider_background.png 
to 
/home/alex/Applications/puredata/PureVST-0.5/build/VST3/Release/PureVST.vst3/Contents/Resources/slider_background.png
[ 93%] Generating 
VST3/Release/PureVST.vst3/Contents/Resources/slider_handle.png
[SMTG] Copied 
/home/alex/Applications/puredata/PureVST-0.5/resource/slider_handle.png 
to 
/home/alex/Applications/puredata/PureVST-0.5/build/VST3/Release/PureVST.vst3/Contents/Resources/slider_handle.png
[ 94%] Generating 
VST3/Release/PureVST.vst3/Contents/Resources/slider_handle_2.0x.png
[SMTG] Copied 
/home/alex/Applications/puredata/PureVST-0.5/resource/slider_handle_2.0x.png 
to 
/home/alex/Applications/puredata/PureVST-0.5/build/VST3/Release/PureVST.vst3/Contents/Resources/slider_handle_2.0x.png
[ 94%] Building CXX object CMakeFiles/PureVST.dir/source/pdprocessor.cpp.o
[ 94%] Building CXX object CMakeFiles/PureVST.dir/source/pdcontroller.cpp.o
[ 95%] Building CXX object CMakeFiles/PureVST.dir/source/pdentry.cpp.o
[ 95%] Building CXX object 
CMakeFiles/PureVST.dir/home/alex/Applications/vst3sdk/public.sdk/source/main/linuxmain.cpp.o
[ 95%] Linking CXX shared module 
VST3/Release/PureVST.vst3/Contents/x86_64-linux/PureVST.so
dlopen failed.
/home/alex/Applications/puredata/PureVST-0.5/build/VST3/Release/PureVST.vst3/Contents/x86_64-linux/PureVST.so: 
undefined symbol: s_signalgmake[2]: *** 
[CMakeFiles/PureVST.dir/build.make:207: 
VST3/Release/PureVST.vst3/Contents/x86_64-linux/PureVST.so] Error 1
gmake[2]: *** Deleting file 
'VST3/Release/PureVST.vst3/Contents/x86_64-linux/PureVST.so'
gmake[1]: *** [CMakeFiles/Makefile2:389: CMakeFiles/PureVST.dir/all] Error 2
gmake: *** [Makefile:91: all] Error 2
```


On 5/30/25 12:30, Miller Puckette wrote:
> I think you're almost there but now I'm goint to revise the README to 
> be more explicit.  From the (empty) build directory
> I type this:
>
> SRC=[...path-to...]/purevst
>
> cmake -DCMAKE_BUILD_TYPE=Release -DSMTG_ENABLE_VST3_PLUGIN_EXAMPLES=FALSE
>   -DSMTG_ENABLE_VST3_HOSTING_EXAMPLES=FALSE -DHOME=$HOME $SRC
>
> (all on one line) and then this:
>
> cmake --build .
>
> It could be that as you looked at the README you saw the 'cmake 
> -DCMAKE_BUILD_TYPE=Release...' command broken into two lines -
> I should find a way to prevent that from happening :)
>
> Miller
>
> On 5/30/25 9:57 AM, Alexandros Drymonitis wrote:
>> OK, I downloaded PureVST (sorry, had to figure this out earlier) and 
>> unpacked it. I created a build directory and changed to that. I also 
>> corrected the paths to the VST3 SDK and Pd's source (well, Pd's 
>> directory that includes the src/ directory, not the actual src/ 
>> directory; that's what I got I should do from the CMakeLists.txt 
>> file) and I run:
>>
>> `cmake -DCMAKE_BUILD_TYPE=Release`
>>
>> but I got the following error:
>>
>> ```
>> CMake Warning:
>>   No source or binary directory provided.  Both will be assumed to be 
>> the
>>   same as the current working directory, but note that this warning will
>>   become a fatal error in future CMake releases.
>>
>>
>> CMake Error: The source directory 
>> "/home/alex/Applications/puredata/PureVST-0.5/build" does not appear 
>> to contain CMakeLists.txt.
>> Specify --help for usage, or press the help button on the CMake GUI.
>> ```
>>
>> Perhaps something is missing in the command, like a double dot? I 
>> know nothing about CMake, so this could be rather trivial...
>>
>> On 5/30/25 10:22, Miller Puckette via Pd-list wrote:
>>> Hmm... the directions could have been clearer, sorry....
>>>
>>> vst_cleanser.c is in the pureVTS source, not in the Pd source. If 
>>> you've downloaded and unpacked the PureVST source tarball it should 
>>> be just "purevst/source/vst_cleanser.c". And yes, no trailing period 
>>> (I think my markdown-to-html converter remove the space I had put 
>>> between the filename and the period).
>>>
>>> and yes, 'wherever the sources landed" refers to the pureVST source 
>>> (currently https://msp.ucsd.edu/tools/purevst/PureVST-0.5.src.tgz  ) 
>>> whic need dwonloading and unpacking before even making this version 
>>> of libpd.
>>>
>>> cheers
>>> Miller
>>>
>>>
>>> On 5/30/25 8:39 AM, Alexandros Drymonitis wrote:
>>>>
>>>> I'm trying to compile pureVST from source on Debian 12. I built the 
>>>> VST SDK and following pureVST's README, I've gone up to the 
>>>> following step `make MORECFLAGS=-DVST_CLEANSER` insinde the libpd 
>>>> directory.
>>>>
>>>> I don't quite understand the following steps. Right after this, the 
>>>> README reads that I should type 
>>>> `MORESRC=../../work/vst/purevst/source/vst_cleanser.c.`
>>>>
>>>> Being inside the libpd directory, where will the two parent 
>>>> directories lead me, since the path starts with ../../? Also, where 
>>>> is this `work` directory supposed to be? Or `vst` and `purevst`? 
>>>> Are these directories Miller created in his system?
>>>>
>>>> I did a `find . -name vst_cleanser.c` from my home directory and 
>>>> found nothing (BTW, is the dot at the end supposed to be there?).
>>>>
>>>> Then the instructions follow like this:
>>>>
>>>> ```
>>>>
>>>> Then using the PureVST source tree, consult the CMakeLists.txt file 
>>>> and correct the path settings for the VST SDK and for the Pd 
>>>> source. Then make an empty build directory, and using a shell or 
>>>> terminal window, change directory to the build directory and try to 
>>>> get these to work in sequence:
>>>>
>>>> |SRC=~/work/vst/purevst|
>>>>
>>>> [… or wherever the sources landed]
>>>>
>>>> |cmake -DCMAKE_BUILD_TYPE=Release 
>>>> -DSMTG_ENABLE_VST3_PLUGIN_EXAMPLES=FALSE 
>>>> -DSMTG_ENABLE_VST3_HOSTING_EXAMPLES=FALSE -DHOME=$HOME $SRC|
>>>>
>>>> |cmake --build .|
>>>>
>>>> ```
>>>>
>>>> It mentions "or wherever the sources landed". Which sources? After 
>>>> building libpd? And in which directory should all the cmake command 
>>>> be executed?
>>>>
>>>>
>>>> ---
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