upload android base code part8

android/toolchain/binutils/binutils-2.25/libiberty/spaces.c

@@ -0,0 +1,69 @@
+/* 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);
+}
+