src: use uv_guess_handle() to detect TTYs

This commit reverts #30829 and uses uv_guess_handle() instead of isatty(). The IBMi changes are no longer required, as of libuv 1.34.1. PR-URL: #31333 Reviewed-By: Richard Lau <[email protected]> Reviewed-By: Gireesh Punathil <[email protected]> Reviewed-By: Ben Noordhuis <[email protected]> Reviewed-By: David Carlier <[email protected]> Reviewed-By: James M Snell <[email protected]> Reviewed-By: Anna Henningsen <[email protected]> Reviewed-By: Rich Trott <[email protected]>
nodejs · Mar 17, 2020 · 1d075cf · 1d075cf
1 parent e79f368
commit 1d075cf
Showing 1 changed file with 1 addition and 11 deletions.
diff --git a/src/node.cc b/src/node.cc
@@ -98,9 +98,6 @@
 #include <unistd.h>        // STDIN_FILENO, STDERR_FILENO
 #endif
 
-#ifdef __PASE__
-#include <sys/ioctl.h>  // ioctl
-#endif
 // ========== global C++ headers ==========
 
 #include <cerrno>
@@ -555,14 +552,7 @@ inline void PlatformInit() {
     while (s.flags == -1 && errno == EINTR);  // NOLINT
     CHECK_NE(s.flags, -1);
 
-#ifdef __PASE__
-    // On IBMi PASE isatty() always returns true for stdin, stdout and stderr.
-    // Use ioctl() instead to identify whether it's actually a TTY.
-    if (ioctl(fd, TXISATTY + 0x81, nullptr) == -1 && errno == ENOTTY)
-      continue;
-#else
-    if (!isatty(fd)) continue;
-#endif
+    if (uv_guess_handle(fd) != UV_TTY) continue;
     s.isatty = true;
 
     do