diff options
Diffstat (limited to 'src/polypcore/modinfo.c')
-rw-r--r-- | src/polypcore/modinfo.c | 93 |
1 files changed, 0 insertions, 93 deletions
diff --git a/src/polypcore/modinfo.c b/src/polypcore/modinfo.c deleted file mode 100644 index a2fffb01..00000000 --- a/src/polypcore/modinfo.c +++ /dev/null @@ -1,93 +0,0 @@ -/* $Id$ */ - -/*** - This file is part of polypaudio. - - polypaudio is free software; you can redistribute it and/or modify - it under the terms of the GNU Lesser General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - polypaudio is distributed in the hope that it will be useful, but - WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with polypaudio; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 - USA. -***/ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <ltdl.h> -#include <assert.h> - -#include <polyp/xmalloc.h> - -#include <polypcore/core-util.h> -#include <polypcore/log.h> - -#include "modinfo.h" - -#define PA_SYMBOL_AUTHOR "pa__get_author" -#define PA_SYMBOL_DESCRIPTION "pa__get_description" -#define PA_SYMBOL_USAGE "pa__get_usage" -#define PA_SYMBOL_VERSION "pa__get_version" - -/* lt_dlsym() violates ISO C, so confide the breakage into this function to - * avoid warnings. */ -typedef void (*fnptr)(void); -static inline fnptr lt_dlsym_fn(lt_dlhandle handle, const char *symbol) { - return (fnptr) (long) lt_dlsym(handle, symbol); -} - -pa_modinfo *pa_modinfo_get_by_handle(lt_dlhandle dl) { - pa_modinfo *i; - const char* (*func)(void); - assert(dl); - - i = pa_xnew0(pa_modinfo, 1); - - if ((func = (const char* (*)(void)) lt_dlsym_fn(dl, PA_SYMBOL_AUTHOR))) - i->author = pa_xstrdup(func()); - - if ((func = (const char* (*)(void)) lt_dlsym_fn(dl, PA_SYMBOL_DESCRIPTION))) - i->description = pa_xstrdup(func()); - - if ((func = (const char* (*)(void)) lt_dlsym_fn(dl, PA_SYMBOL_USAGE))) - i->usage = pa_xstrdup(func()); - - if ((func = (const char* (*)(void)) lt_dlsym_fn(dl, PA_SYMBOL_VERSION))) - i->version = pa_xstrdup(func()); - - return i; -} - -pa_modinfo *pa_modinfo_get_by_name(const char *name) { - lt_dlhandle dl; - pa_modinfo *i; - assert(name); - - if (!(dl = lt_dlopenext(name))) { - pa_log(__FILE__": Failed to open module \"%s\": %s", name, lt_dlerror()); - return NULL; - } - - i = pa_modinfo_get_by_handle(dl); - lt_dlclose(dl); - - return i; -} - -void pa_modinfo_free(pa_modinfo *i) { - assert(i); - pa_xfree(i->author); - pa_xfree(i->description); - pa_xfree(i->usage); - pa_xfree(i->version); - pa_xfree(i); -} |