Hi! Xiaofan,
The open() function works after changing to release 1.0.12.
What a stupid mistake I had made!! Thanks for help.
Best Regards,
Jach
2012/6/18 PM 06:14, Xiaofan Chen said:
> On Mon, Jun 18, 2012 at 6:08 PM, Jach Fong <jf...@ms4.hinet.net> wrote:
>> I test it today on using the Borland C++ 5.0 (My previous tests
>> were done on another language).
>
> Wow, that is very old toolchain. Any reason you want to use it?
>
>> At first, the BC++ linker complains about the libusb-1.0.lib
>> with "contain invalid OMF record type 0x21(possibly COFF)" message.
>
> The lib is for MSVC.
>
>> I use implib.exe to generate a new one from the file libusb-1.0.dll
>> and the linker accepts it. Then, I build a console application using
>> the example file "listdevs.c" to test. It runs successfully, proves
>> that the new .lib is correct.
>
> Yes that is the way to go for Borland C++.
>
>> After that, I build another project to test my problem. It's still
>> there. (The source file was attached). As you suggest, I add the
>> "set_debug" command but nothing appears, in the console window which
>> appears during the time when stepping a console program, or in other
>> IDE's windows.
>>
>> No "debug log" is available:-(
>
> libusb_set_debug(NULL, 3); // set for debug
> You can change it to 4 to get more verbose debug message.
>
> But I think the problem is that you need to use libusbx-1.0.12 release
> and not 1.0.11 release. HID support is only available in 1.0.12 release.
>
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