0,0 → 1,69 |
/* Allocate memory region filled with spaces. |
Copyright (C) 1991 Free Software Foundation, Inc. |
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This file is part of the libiberty library. |
Libiberty is free software; you can redistribute it and/or |
modify it under the terms of the GNU Library General Public |
License as published by the Free Software Foundation; either |
version 2 of the License, or (at your option) any later version. |
|
Libiberty is distributed in the hope that it will be useful, |
but WITHOUT ANY WARRANTY; without even the implied warranty of |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
Library General Public License for more details. |
|
You should have received a copy of the GNU Library General Public |
License along with libiberty; see the file COPYING.LIB. If |
not, write to the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor, |
Boston, MA 02110-1301, USA. */ |
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/* |
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@deftypefn Extension char* spaces (int @var{count}) |
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Returns a pointer to a memory region filled with the specified |
number of spaces and null terminated. The returned pointer is |
valid until at least the next call. |
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@end deftypefn |
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*/ |
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#ifdef HAVE_CONFIG_H |
#include "config.h" |
#endif |
#include "ansidecl.h" |
#include "libiberty.h" |
|
#if VMS |
#include <stdlib.h> |
#include <unixlib.h> |
#else |
/* For systems with larger pointers than ints, these must be declared. */ |
extern PTR malloc (size_t); |
extern void free (PTR); |
#endif |
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const char * |
spaces (int count) |
{ |
register char *t; |
static char *buf; |
static int maxsize; |
|
if (count > maxsize) |
{ |
free (buf); |
buf = (char *) malloc (count + 1); |
if (buf == (char *) 0) |
return 0; |
for (t = buf + count ; t != buf ; ) |
{ |
*--t = ' '; |
} |
maxsize = count; |
buf[count] = '\0'; |
} |
return (const char *) (buf + maxsize - count); |
} |
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