FIx for maxOS and OpenBSD

Closes #33
rigtorp · Sep 25, 2023 · 1e100fd · 1e100fd
1 parent 52bd71d
commit 1e100fd
Showing 1 changed file with 14 additions and 0 deletions.
diff --git a/src/udpreplay.cpp b/src/udpreplay.cpp
@@ -215,11 +215,25 @@ int main(int argc, char *argv[]) {
 
  if (deadline.tv_sec > now.tv_sec ||
  (deadline.tv_sec == now.tv_sec && deadline.tv_nsec > now.tv_nsec)) {
+#if _POSIX_C_SOURCE >= 200112L
  if (clock_nanosleep(CLOCK_MONOTONIC, TIMER_ABSTIME, &deadline,
  nullptr) == -1) {
  std::cerr << "clock_nanosleep: " << strerror(errno) << std::endl;
  return 1;
  }
+#else
+ timespec duration;
+ duration.tv_sec = deadline.tv_sec - now.tv_sec;
+ duration.tv_nsec = deadline.tv_nsec - now.tv_nsec;
+ if (duration.tv_nsec < 0) {
+ --duration.tv_sec;
+ duration.tv_nsec += 1000000000L;
+ }
+ if (nanosleep(&duration, nullptr) == -1) {
+ std::cerr << "nanosleep: " << strerror(errno) << std::endl;
+ return 1;
+ }
+#endif
  }
 
 #ifdef __GLIBC__