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a328553 @jrfonseca Add "apitrace repack" command.
jrfonseca authored
1 /**************************************************************************
2 *
3 * Copyright 2011 Jose Fonseca
4 * All Rights Reserved.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 *
24 **************************************************************************/
25
26
27 #include "os.hpp"
28 #include "trace_file.hpp"
29
30
31 using namespace trace;
32
33
34 File *
35 File::createForRead(const char *filename)
36 {
37 File *file;
38
39 if (File::isSnappyCompressed(filename)) {
40 file = File::createSnappy();
41 } else if (File::isZLibCompressed(filename)) {
42 file = File::createZLib();
43 } else {
44 os::log("error: could not determine %s compression type\n", filename);
45 return NULL;
46 }
47
48 if (!file) {
49 return NULL;
50 }
51
52 if (!file->open(filename, File::Read)) {
53 os::log("error: could not open %s for reading\n", filename);
54 delete file;
55 return NULL;
56 }
57
58 return file;
59 }
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