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-rw-r--r--libio/putc.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/libio/putc.c b/libio/putc.c
index fd233917b3..13570f579b 100644
--- a/libio/putc.c
+++ b/libio/putc.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2016 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2018 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -21,10 +21,12 @@
#undef _IO_putc
int
-_IO_putc (int c, _IO_FILE *fp)
+_IO_putc (int c, FILE *fp)
{
int result;
CHECK_FILE (fp, EOF);
+ if (!_IO_need_lock (fp))
+ return _IO_putc_unlocked (c, fp);
_IO_acquire_lock (fp);
result = _IO_putc_unlocked (c, fp);
_IO_release_lock (fp);
@@ -34,11 +36,9 @@ libc_hidden_def (_IO_putc)
#undef putc
-#ifdef weak_alias
weak_alias (_IO_putc, putc)
#ifndef _IO_MTSAFE_IO
#undef putc_unlocked
weak_alias (_IO_putc, putc_unlocked)
#endif
-#endif