Fix select() return code for fd >= 1024 (yhirose#1757)

(cherry picked from commit af2928d)
zhaokeli · Oct 10, 2024 · bd7200b · bd7200b
1 parent 6e76792
commit bd7200b
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/httplib.h b/httplib.h
@@ -2792,7 +2792,7 @@ inline ssize_t select_read(socket_t sock, time_t sec, time_t usec) {
   return handle_EINTR([&]() { return poll(&pfd_read, 1, timeout); });
 #else
 #ifndef _WIN32
-  if (sock >= FD_SETSIZE) { return 1; }
+  if (sock >= FD_SETSIZE) { return -1; }
 #endif
 
   fd_set fds;
@@ -2820,7 +2820,7 @@ inline ssize_t select_write(socket_t sock, time_t sec, time_t usec) {
   return handle_EINTR([&]() { return poll(&pfd_read, 1, timeout); });
 #else
 #ifndef _WIN32
-  if (sock >= FD_SETSIZE) { return 1; }
+  if (sock >= FD_SETSIZE) { return -1; }
 #endif
 
   fd_set fds;