{.push debugger:off, hints:off.} proc printf(frmt: cstring) {.varargs, importc, header: "", cdecl.} proc exit(code: int) {.importc, header: "", cdecl.} {.push stack_trace: off, profiler:off.} proc rawoutput(s: string) = printf("%s\n", s) proc panic(s: string) = rawoutput(s) exit(1) # Alternatively we also could implement these 2 here: # # template sysFatal(exceptn: typeDesc, message: string) # template sysFatal(exceptn: typeDesc, message, arg: string) {.pop.} {.pop.}