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[/] [openrisc/] [trunk/] [gnu-old/] [gdb-7.1/] [libiberty/] [spaces.c] - Diff between revs 834 and 842

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/* Allocate memory region filled with spaces.
/* Allocate memory region filled with spaces.
   Copyright (C) 1991 Free Software Foundation, Inc.
   Copyright (C) 1991 Free Software Foundation, Inc.
 
 
This file is part of the libiberty library.
This file is part of the libiberty library.
Libiberty is free software; you can redistribute it and/or
Libiberty is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
version 2 of the License, or (at your option) any later version.
 
 
Libiberty is distributed in the hope that it will be useful,
Libiberty is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Library General Public License for more details.
Library General Public License for more details.
 
 
You should have received a copy of the GNU Library General Public
You should have received a copy of the GNU Library General Public
License along with libiberty; see the file COPYING.LIB.  If
License along with libiberty; see the file COPYING.LIB.  If
not, write to the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
not, write to the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
Boston, MA 02110-1301, USA.  */
Boston, MA 02110-1301, USA.  */
 
 
/*
/*
 
 
@deftypefn Extension char* spaces (int @var{count})
@deftypefn Extension char* spaces (int @var{count})
 
 
Returns a pointer to a memory region filled with the specified
Returns a pointer to a memory region filled with the specified
number of spaces and null terminated.  The returned pointer is
number of spaces and null terminated.  The returned pointer is
valid until at least the next call.
valid until at least the next call.
 
 
@end deftypefn
@end deftypefn
 
 
*/
*/
 
 
#ifdef HAVE_CONFIG_H
#ifdef HAVE_CONFIG_H
#include "config.h"
#include "config.h"
#endif
#endif
#include "ansidecl.h"
#include "ansidecl.h"
#include "libiberty.h"
#include "libiberty.h"
 
 
#if VMS
#if VMS
#include <stdlib.h>
#include <stdlib.h>
#include <unixlib.h>
#include <unixlib.h>
#else
#else
/* For systems with larger pointers than ints, these must be declared.  */
/* For systems with larger pointers than ints, these must be declared.  */
extern PTR malloc (size_t);
extern PTR malloc (size_t);
extern void free (PTR);
extern void free (PTR);
#endif
#endif
 
 
const char *
const char *
spaces (int count)
spaces (int count)
{
{
  register char *t;
  register char *t;
  static char *buf;
  static char *buf;
  static int maxsize;
  static int maxsize;
 
 
  if (count > maxsize)
  if (count > maxsize)
    {
    {
      if (buf)
      if (buf)
        {
        {
          free (buf);
          free (buf);
        }
        }
      buf = (char *) malloc (count + 1);
      buf = (char *) malloc (count + 1);
      if (buf == (char *) 0)
      if (buf == (char *) 0)
        return 0;
        return 0;
      for (t = buf + count ; t != buf ; )
      for (t = buf + count ; t != buf ; )
        {
        {
          *--t = ' ';
          *--t = ' ';
        }
        }
      maxsize = count;
      maxsize = count;
      buf[count] = '\0';
      buf[count] = '\0';
    }
    }
  return (const char *) (buf + maxsize - count);
  return (const char *) (buf + maxsize - count);
}
}
 
 
 
 

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