printer-test | Printer software for HDT312SF , or HTP821s | 3D Printing library
kandi X-RAY | printer-test Summary
kandi X-RAY | printer-test Summary
Printer software for HDT312SF, or HTP821s
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QUESTION
I was given source code for a third party library for controlling a printer. I built a shared object from that. I was able to successfully use that shared object to run a simple program in C. I tried to integrate it with an existing Qt GUI that I built, but I was getting undefined reference errors. So, I made a new, clean Qt project, but I'm still getting the following errors:
...ANSWER
Answered 2020-Sep-08 at 20:31Trying to compile the sample code as a C++ program instead of a C program gave me the clue I needed.
I needed to include extern "C"
around the API header.
My Qt program compiles now.
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