Handle lack of OpenGL more gracefully

OpenSWE1R / openswe1r

An Open-Source port of the 1999 Game "Star Wars Episode 1: Racer"

https://openswe1r.github.io/

GNU General Public License v2.0

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Handle lack of OpenGL more gracefully #68

Open JayFoxRox opened 6 years ago

JayFoxRox commented 6 years ago

I've just tried running on a system without OpenGL and I just got a SIGSEGV at address 0 without stack trace. If there is no OpenGL, an error message should be printed.