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
out()24 llvm::raw_ostream &out() {
25 static llvm::raw_ostream &singleton = llvm::outs();
26 return singleton;
27 }
28
fillformat(char const fill_char,int const length,char const * format_s,...)29 MyFormat 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
operator <<(llvm::raw_ostream & os,MyFormat const & mf)47 llvm::raw_ostream &operator<<(llvm::raw_ostream &os, MyFormat const &mf) {
48 os << mf.ptr;
49 delete mf.ptr;
50 return os;
51 }
52