libio/putc.c

   1 /* Copyright (C) 1991,1995,1996,1997,1998,2002 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 Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the 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    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, write to the Free
  16    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  17    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_funlockfile (fp);
  35   _IO_cleanup_region_end (0);
  36   return result;
  37 }
  38 INTDEF(_IO_putc)
  39
  40 #undef putc
  41
  42 #ifdef weak_alias
  43 weak_alias (_IO_putc, putc)
  44
  45 #ifndef _IO_MTSAFE_IO
  46 #undef putc_unlocked
  47 weak_alias (_IO_putc, putc_unlocked)
  48 #endif
  49 #endif