| 960 | */ |
| 961 | |
| 962 | static void usingGpioMemCheck (const char *what) |
| 963 | { |
| 964 | if (usingGpioMem) |
| 965 | { |
| 966 | fprintf (stderr, "%s: Unable to do this when using /dev/gpiomem. Try sudo?\n", what) ; |
| 967 | exit (EXIT_FAILURE) ; |
| 968 | } |
| 969 | |
| 970 | } |
| 971 | |
| 972 | |
| 973 | void PrintSystemStdErr () { |