diff options
Diffstat (limited to 'libio/putc.c')
-rw-r--r-- | libio/putc.c | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/libio/putc.c b/libio/putc.c index 675fe5e..23595ab 100644 --- a/libio/putc.c +++ b/libio/putc.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 1995 Free Software Foundation, Inc. +/* Copyright (C) 1991, 1995, 1996 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 @@ -22,9 +22,20 @@ Cambridge, MA 02139, USA. */ #undef putc int -putc (c, stream) +putc (c, fp) int c; - _IO_FILE *stream; + _IO_FILE *fp; { - return _IO_putc (c, stream); + int result; + CHECK_FILE (fp, EOF); + _IO_flockfile (fp); + result = _IO_putc_unlocked (c, fp); + _IO_funlockfile (fp); + return result; } + +#ifdef _IO_MTSAFE_IO +# undef putc_locked + +weak_alias (putc_locked, putc) +#endif |