Replace getdtablesize() on Android (#7402)

Works around the existing use of `getdtablesize()` on Android.
apple · Mar 13, 2024 · 24cd4a2 · 24cd4a2
1 parent 4e24446
commit 24cd4a2
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/Sources/Commands/SwiftRunCommand.swift b/Sources/Commands/SwiftRunCommand.swift
@@ -297,9 +297,15 @@ package struct SwiftRunCommand: AsyncSwiftCommand {
  var sig_set_all = sigset_t()
  sigfillset(&sig_set_all)
  sigprocmask(SIG_UNBLOCK, &sig_set_all, nil)
+
+ #if os(Android)
+ let number_fds = Int32(sysconf(_SC_OPEN_MAX))
+ #else
+ let number_fds = getdtablesize()
+ #endif
 
  // 2. close all file descriptors.
- for i in 3..<getdtablesize() {
+ for i in 3..<number_fds {
  close(i)
  }
  #endif