Changeset 3532 for trunk/src/grep/lib/dup-safer-flag.c

Timestamp:

Dec 20, 2021, 11:51:05 PM (4 years ago)

Author:

bird

Message:

grep: Initial windows config and adjustments.

File:

• trunk/src/grep/lib/dup-safer-flag.c (modified) (1 diff)

trunk/src/grep/lib/dup-safer-flag.c

@@ -34 +34 @@
 dup_safer_flag (int fd, int flag)
 {
+#if defined(KMK_GREP) && defined(_MSC_VER)
+  int afd[STDERR_FILENO + 1];
+  int i;
+  for (i = 0; ; i++)
+    {
+      int fdNew = _dup(fd);
+      if (fdNew >= STDERR_FILENO + 1 || fdNew < 0)
+        {
+          while (i-- > 0)
+            close(afd[i]);
+          return fdNew;
+        }
+      afd[i] = fdNew;
+    }
+#else
   return fcntl (fd, (flag & O_CLOEXEC) ? F_DUPFD_CLOEXEC : F_DUPFD,
                 STDERR_FILENO + 1);
+#endif
 }