Mercurial > pub > dyncall > dyncall
comparison dynload/dynload_unix.c @ 0:3e629dc19168
initial from svn dyncall-1745
author | Daniel Adler |
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date | Thu, 19 Mar 2015 22:24:28 +0100 |
parents | |
children | 011b5e3a8548 |
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-1:000000000000 | 0:3e629dc19168 |
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1 /* | |
2 | |
3 Package: dyncall | |
4 Library: dynload | |
5 File: dynload/dynload_unix.c | |
6 Description: | |
7 License: | |
8 | |
9 Copyright (c) 2007-2015 Daniel Adler <dadler@uni-goettingen.de>, | |
10 Tassilo Philipp <tphilipp@potion-studios.com> | |
11 | |
12 Permission to use, copy, modify, and distribute this software for any | |
13 purpose with or without fee is hereby granted, provided that the above | |
14 copyright notice and this permission notice appear in all copies. | |
15 | |
16 THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | |
17 WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | |
18 MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR | |
19 ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |
20 WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |
21 ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
22 OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
23 | |
24 */ | |
25 | |
26 | |
27 | |
28 /* | |
29 | |
30 dynload_unix.c | |
31 | |
32 dynload module for .so (unix) and .dylib (mach-o darwin/OS X) files | |
33 | |
34 */ | |
35 | |
36 | |
37 #include "dynload.h" | |
38 | |
39 #include <dlfcn.h> | |
40 | |
41 | |
42 DLLib* dlLoadLibrary(const char* libPath) | |
43 { | |
44 return (DLLib*)dlopen(libPath,RTLD_NOW|RTLD_GLOBAL); | |
45 } | |
46 | |
47 | |
48 void* dlFindSymbol(DLLib* libHandle, const char* symbol) | |
49 { | |
50 return dlsym((void*)libHandle, symbol); | |
51 } | |
52 | |
53 | |
54 void dlFreeLibrary(DLLib* libHandle) | |
55 { | |
56 | |
57 // Check for NULL for cross-platform consistency. *BSD seems | |
58 // to do that in dlclose, Linux does not. POSIX states "if handle | |
59 // does not refer to an open object, dlclose() returns a non-zero | |
60 // value", which unfortunately sounds like it's not explicitly | |
61 // specified. | |
62 if(libHandle) | |
63 dlclose((void*)libHandle); | |
64 } | |
65 |