libio/ioputc.c

   1 /* Copyright (C) 1991, 1995, 1996, 1997 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Library General Public License as
   6    published by the Free Software Foundation; either version 2 of the
   7    License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Library General Public License for more details.
  13
  14    You should have received a copy of the GNU Library General Public
  15    License along with the GNU C Library; see the file COPYING.LIB.  If not,
  16    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  17    Boston, MA 02111-1307, USA.  */
  18
  19 #include "libioP.h"
  20 #include "stdio.h"
  21
  22 #undef _IO_putc
  23
  24 int
  25 _IO_putc (c, fp)
  26      int c;
  27      _IO_FILE *fp;
  28 {
  29   int result;
  30   CHECK_FILE (fp, EOF);
  31   _IO_cleanup_region_start ((void (*) __P ((void *))) _IO_funlockfile, fp);
  32   _IO_flockfile (fp);
  33   result = _IO_putc_unlocked (c, fp);
  34   _IO_cleanup_region_end (1);
  35   return result;
  36 }
  37
  38 #undef putc
  39
  40 #ifdef weak_alias
  41 weak_alias (_IO_putc, putc)
  42 #elif defined(_G_STDIO_USES_LIBIO) && defined(_G_HAVE_WEAK_SYMBOL)
  43 int putc (int, _IO_FILE *) __attribute__ ((weak, alias("_IO_putc")));
  44 #endif