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authorBen Cheng <bccheng@google.com>2013-04-09 11:29:01 -0700
committerBen Cheng <bccheng@google.com>2013-04-09 11:29:01 -0700
commitf226517827d64cc8f9dccb0952731601ac13ef2a (patch)
tree84b1056255b318a87b7a47b2684655660cab66f0 /binutils-2.23/libiberty/spaces.c
parent30fe22e2cc89991b16ab3853f95c7319574456ce (diff)
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Initial checkin for binutils 2.23.2 (needed by aarch64)
Change-Id: I7e5f319e9e632cc0ccc8a4ec1051169ed2849ca4
Diffstat (limited to 'binutils-2.23/libiberty/spaces.c')
-rw-r--r--binutils-2.23/libiberty/spaces.c69
1 files changed, 69 insertions, 0 deletions
diff --git a/binutils-2.23/libiberty/spaces.c b/binutils-2.23/libiberty/spaces.c
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+++ b/binutils-2.23/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);
+}
+