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learnFPGAProject/FIRMWARE/errno.c
2025-09-23 13:44:14 +03:00

12 lines
348 B
C

// Sometimes __errno is not linked, here is a dummy replacement.
// Note that __errno is a function that returns a pointer to the
// actual __errno (this is for multithreading). Made me bang my
// head to the wall (and made tinyraytracer crash because powf()
// was *calling* __errno).
int* __errno() {
static int val = 0;
return &val;
}