Mercurial > embed
comparison libzip/lib/zip_source_remove.c @ 4:2306f4b04790
libzip: import 1.1.2
author | David Demelier <markand@malikania.fr> |
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date | Wed, 24 Feb 2016 21:19:28 +0100 |
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3:543b0653ea27 | 4:2306f4b04790 |
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1 /* | |
2 zip_source_remove.c -- remove empty archive | |
3 Copyright (C) 2014 Dieter Baron and Thomas Klausner | |
4 | |
5 This file is part of libzip, a library to manipulate ZIP archives. | |
6 The authors can be contacted at <libzip@nih.at> | |
7 | |
8 Redistribution and use in source and binary forms, with or without | |
9 modification, are permitted provided that the following conditions | |
10 are met: | |
11 1. Redistributions of source code must retain the above copyright | |
12 notice, this list of conditions and the following disclaimer. | |
13 2. Redistributions in binary form must reproduce the above copyright | |
14 notice, this list of conditions and the following disclaimer in | |
15 the documentation and/or other materials provided with the | |
16 distribution. | |
17 3. The names of the authors may not be used to endorse or promote | |
18 products derived from this software without specific prior | |
19 written permission. | |
20 | |
21 THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS | |
22 OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
23 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
24 ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY | |
25 DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
26 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE | |
27 GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | |
28 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER | |
29 IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR | |
30 OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN | |
31 IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
32 */ | |
33 | |
34 | |
35 #include "zipint.h" | |
36 | |
37 | |
38 int | |
39 zip_source_remove(zip_source_t *src) | |
40 { | |
41 if (src->write_state == ZIP_SOURCE_WRITE_REMOVED) { | |
42 return 0; | |
43 } | |
44 | |
45 if (ZIP_SOURCE_IS_OPEN_READING(src)) { | |
46 if (zip_source_close(src) < 0) { | |
47 return -1; | |
48 } | |
49 } | |
50 if (src->write_state != ZIP_SOURCE_WRITE_CLOSED) { | |
51 zip_source_rollback_write(src); | |
52 } | |
53 | |
54 if (_zip_source_call(src, NULL, 0, ZIP_SOURCE_REMOVE) < 0) { | |
55 return -1; | |
56 } | |
57 | |
58 src->write_state = ZIP_SOURCE_WRITE_REMOVED; | |
59 | |
60 return 0; | |
61 } |