4 This file is part of polypaudio.
6 polypaudio is free software; you can redistribute it and/or modify
7 it under the terms of the GNU Lesser General Public License as
8 published by the Free Software Foundation; either version 2 of the
9 License, or (at your option) any later version.
11 polypaudio is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with polypaudio; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
29 #include <polyp/xmalloc.h>
31 #include <polypcore/core-util.h>
32 #include <polypcore/log.h>
36 #define PA_SYMBOL_AUTHOR "pa__get_author"
37 #define PA_SYMBOL_DESCRIPTION "pa__get_description"
38 #define PA_SYMBOL_USAGE "pa__get_usage"
39 #define PA_SYMBOL_VERSION "pa__get_version"
41 pa_modinfo *pa_modinfo_get_by_handle(lt_dlhandle dl) {
43 const char* (*func)(void);
46 i = pa_xnew0(pa_modinfo, 1);
48 if ((func = (const char* (*)(void)) lt_dlsym(dl, PA_SYMBOL_AUTHOR)))
49 i->author = pa_xstrdup(func());
51 if ((func = (const char* (*)(void)) lt_dlsym(dl, PA_SYMBOL_DESCRIPTION)))
52 i->description = pa_xstrdup(func());
54 if ((func = (const char* (*)(void)) lt_dlsym(dl, PA_SYMBOL_USAGE)))
55 i->usage = pa_xstrdup(func());
57 if ((func = (const char* (*)(void)) lt_dlsym(dl, PA_SYMBOL_VERSION)))
58 i->version = pa_xstrdup(func());
63 pa_modinfo *pa_modinfo_get_by_name(const char *name) {
68 if (!(dl = lt_dlopenext(name))) {
69 pa_log(__FILE__": Failed to open module \"%s\": %s", name, lt_dlerror());
73 i = pa_modinfo_get_by_handle(dl);
79 void pa_modinfo_free(pa_modinfo *i) {
82 pa_xfree(i->description);