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-rw-r--r--gcc-4.7/libiberty/spaces.c69
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diff --git a/gcc-4.7/libiberty/spaces.c b/gcc-4.7/libiberty/spaces.c
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+/* Allocate memory region filled with spaces.
+ Copyright (C) 1991 Free Software Foundation, Inc.
+
+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. */
+
+/*
+
+@deftypefn Extension char* spaces (int @var{count})
+
+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.
+
+@end deftypefn
+
+*/
+
+#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
+
+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);
+}
+