Add close()

Author: ZeroIntensity

Python/fileutils.c

@@ -16,6 +16,7 @@
 #  include "pycore_fileutils_windows.h" // FILE_STAT_BASIC_INFORMATION
 #  define fdopen _fdopen
 #  define dup _dup
+#  define close _close
 #  if defined(MS_WINDOWS_GAMES) && !defined(MS_WINDOWS_DESKTOP)
 #    define PATHCCH_ALLOW_LONG_PATHS 0x01
 #  else
@@ -2065,12 +2066,20 @@ int
 _Py_fdprintf(int fd, const char *fmt, ...)
 {
     int newfd = dup(fd);
+    if (newfd < 0) {
+        return -1;
+    }
     FILE *handle = fdopen(newfd, "a");
+    if (handle == NULL) {
+        close(newfd);
+        return -1;
+    }
     va_list vargs;
     va_start(vargs, fmt);
     int res = vfprintf(handle, fmt, vargs);
     va_end(vargs);
     fclose(handle);
+    close(newfd);
     if (res != 0) {
         return -1;
     }