trying to fix gpio_slowdown

6 years ago · 39fb76bcc6
parent 3c1c20ef36
commit 39fb76bcc6
1 changed files with 2 additions and 1 deletions
--- a/matrix.go
+++ b/matrix.go
@ -159,7 +159,8 @@ const MatrixEmulatorENV = "MATRIX_EMULATOR"
 func stringsToC(s []string) **C.char {
 	cArray := C.malloc(C.size_t(len(s)) * C.size_t(unsafe.Sizeof(uintptr(0))))

-	a := (*[len(s) - 1]*C.char)(cArray)
+	arglen := len(s) - 1
+	a := (*[arglen]*C.char)(cArray)

 	for idx, substring := range s {
 		a[idx] = C.CString(substring)