1/*
2 * Copyright 2011, The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *     http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#include "raw_ostream.h"
18
19#include <llvm/Support/raw_ostream.h>
20#include <llvm/Support/Format.h>
21#include <cstdarg>
22#include <cstring>
23
24llvm::raw_ostream &out() {
25  static llvm::raw_ostream &singleton = llvm::outs();
26  return singleton;
27}
28
29MyFormat const fillformat(char const fill_char, // Fill character.
30                          int const length,     // Fill Width.
31                          char const *format_s, // Format string.
32                          ...) {                // Format variable.
33  using namespace std;
34  struct MyFormat t_format;
35  va_list valist;
36  va_start(valist, format_s);
37  t_format.ptr = new char[length+1];
38  t_format.ptr[length] = '\0';
39  vsnprintf(t_format.ptr, length, format_s, valist);
40  int real_len = strlen(t_format.ptr);
41  int fill_len = length;
42  memmove(t_format.ptr + fill_len, t_format.ptr, real_len);
43  memset(t_format.ptr, fill_char, fill_len);
44  return t_format;
45}
46
47llvm::raw_ostream &operator<<(llvm::raw_ostream &os, MyFormat const &mf) {
48  os << mf.ptr;
49  delete mf.ptr;
50  return os;
51}
52