mirror of https://code.videolan.org/videolan/vlc
vlc_module_set: use vararg, more flexible
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@ -391,8 +391,6 @@ typedef int ( * vlc_callback_t ) ( vlc_object_t *, /* variable's object */
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* Plug-in stuff
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*****************************************************************************/
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#include "vlc_modules_macros.h"
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#if defined (WIN32) && defined (DLL_EXPORT)
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# ifdef __cplusplus
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# define VLC_PUBLIC_API extern "C" __declspec(dllexport)
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@ -432,6 +430,8 @@ typedef int ( * vlc_callback_t ) ( vlc_object_t *, /* variable's object */
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# endif
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#endif
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#include "vlc_modules_macros.h"
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/*****************************************************************************
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* OS-specific headers and thread types
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*****************************************************************************/
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@ -52,28 +52,6 @@ VLC_EXPORT(char **, __module_GetModulesNamesForCapability,
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( vlc_object_t *p_this, const char * psz_capability,
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char ***psz_longname ) );
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VLC_EXPORT( module_t *, vlc_module_create, ( vlc_object_t * ) );
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VLC_EXPORT( module_t *, vlc_submodule_create, ( module_t * ) );
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VLC_EXPORT( int, vlc_module_set, (module_t *module, int propid, void *value) );
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enum vlc_module_properties
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{
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/* DO NOT EVER REMOVE, INSERT OR REPLACE ANY ITEM! It would break the ABI!
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* Append new items at the end ONLY. */
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VLC_MODULE_CPU_REQUIREMENT,
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VLC_MODULE_SHORTCUT,
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VLC_MODULE_SHORTNAME,
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VLC_MODULE_DESCRIPTION,
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VLC_MODULE_HELP,
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VLC_MODULE_CAPABILITY,
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VLC_MODULE_SCORE,
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VLC_MODULE_PROGRAM,
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VLC_MODULE_CB_OPEN,
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VLC_MODULE_CB_CLOSE,
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VLC_MODULE_UNLOADABLE,
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VLC_MODULE_NAME,
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};
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VLC_EXPORT( bool, module_IsCapable, ( const module_t *m, const char *cap ) );
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VLC_EXPORT( const char *, module_GetObjName, ( const module_t *m ) );
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VLC_EXPORT( const char *, module_GetName, ( const module_t *m, bool long_name ) );
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@ -2,7 +2,7 @@
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* modules_macros.h : Macros used from within a module.
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*****************************************************************************
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* Copyright (C) 2001-2006 the VideoLAN team
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* $Id$
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* Copyright © 2007-2008 Rémi Denis-Courmont
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*
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* Authors: Samuel Hocevar <sam@zoy.org>
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*
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@ -21,9 +21,8 @@
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
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*****************************************************************************/
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#if !defined( __LIBVLC__ )
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#error You are not libvlc or one of its plugins. You cannot include this file
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#endif
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#ifndef LIBVLC_MODULES_MACROS_H
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# define LIBVLC_MODULES_MACROS_H 1
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/*****************************************************************************
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* If we are not within a module, assume we're in the vlc core.
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@ -62,7 +61,7 @@
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/* If the module is built-in, then we need to define foo_InitModule instead
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* of InitModule. Same for Activate- and DeactivateModule. */
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#if defined (HAVE_DYNAMIC_PLUGINS) && !defined (__BUILTIN__)
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#ifdef __PLUGIN__
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# define E_( function ) CONCATENATE( function, MODULE_SYMBOL )
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# define __VLC_SYMBOL( symbol ) CONCATENATE( symbol, MODULE_SYMBOL )
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#else
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@ -112,7 +111,7 @@ E_(vlc_entry) ( module_t *p_module );
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{ \
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module_config_t *p_config = NULL; \
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if (vlc_module_set (p_module, VLC_MODULE_NAME, \
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(void *)(MODULE_STRING))) \
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(const char *)(MODULE_STRING))) \
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goto error; \
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{ \
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module_t *p_submodule = p_module /* the ; gets added */
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@ -123,8 +122,6 @@ E_(vlc_entry) ( module_t *p_module );
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return VLC_SUCCESS; \
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\
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error: \
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/* FIXME: config_Free( p_module ); */ \
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/* FIXME: cleanup submodules objects ??? */ \
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return VLC_EGENERIC; \
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} \
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struct _u_n_u_s_e_d_ /* the ; gets added */
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@ -135,36 +132,60 @@ E_(vlc_entry) ( module_t *p_module );
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#define add_requirement( cap ) \
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if (vlc_module_set (p_module, VLC_MODULE_CPU_REQUIREMENT, \
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(void *)(intptr_t)(CPU_CAPABILITY_##cap))) goto error
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(int)(CPU_CAPABILITY_##cap))) \
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goto error
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#define add_shortcut( shortcut ) \
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if (vlc_module_set (p_submodule, VLC_MODULE_SHORTCUT, (void*)(shortcut))) \
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if (vlc_module_set (p_submodule, VLC_MODULE_SHORTCUT, (int)(shortcut))) \
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goto error
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#define set_shortname( shortname ) \
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if (vlc_module_set (p_submodule, VLC_MODULE_SHORTNAME, \
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(void*)(shortname))) goto error;
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(const char *)(shortname))) \
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goto error
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#define set_description( desc ) \
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if (vlc_module_set (p_submodule, VLC_MODULE_DESCRIPTION, (void*)(desc))) \
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if (vlc_module_set (p_submodule, VLC_MODULE_DESCRIPTION, \
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(const char *)(desc))) \
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goto error
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#define set_help( help ) \
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if (vlc_module_set (p_submodule, VLC_MODULE_HELP, (void*)(help))) \
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if (vlc_module_set (p_submodule, VLC_MODULE_HELP, (const char *)(help))) \
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goto error
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#define set_capability( cap, score ) \
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if (vlc_module_set (p_submodule, VLC_MODULE_CAPABILITY, (void *)(cap)) \
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|| vlc_module_set (p_submodule, VLC_MODULE_SCORE, \
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(void *)(intptr_t)(score))) \
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if (vlc_module_set (p_submodule, VLC_MODULE_CAPABILITY, (int)(cap)) \
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|| vlc_module_set (p_submodule, VLC_MODULE_SCORE, (int)(score))) \
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goto error
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#define set_callbacks( activate, deactivate ) \
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if (vlc_module_set (p_submodule, VLC_MODULE_CB_OPEN, (void *)(activate)) \
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|| vlc_module_set (p_submodule, VLC_MODULE_CB_CLOSE, \
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(void *)(deactivate))) \
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if (vlc_module_set (p_submodule, VLC_MODULE_CB_OPEN, activate) \
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|| vlc_module_set (p_submodule, VLC_MODULE_CB_CLOSE, deactivate)) \
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goto error
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#define linked_with_a_crap_library_which_uses_atexit( ) \
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if (vlc_module_set (p_submodule, VLC_MODULE_UNLOADABLE, NULL)) goto error
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if (vlc_module_set (p_submodule, VLC_MODULE_NO_UNLOAD)) \
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goto error
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VLC_EXPORT( module_t *, vlc_module_create, ( vlc_object_t * ) );
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VLC_EXPORT( module_t *, vlc_submodule_create, ( module_t * ) );
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VLC_EXPORT( int, vlc_module_set, (module_t *module, int propid, ...) );
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enum vlc_module_properties
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{
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/* DO NOT EVER REMOVE, INSERT OR REPLACE ANY ITEM! It would break the ABI!
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* Append new items at the end ONLY. */
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VLC_MODULE_CPU_REQUIREMENT,
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VLC_MODULE_SHORTCUT,
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VLC_MODULE_SHORTNAME,
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VLC_MODULE_DESCRIPTION,
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VLC_MODULE_HELP,
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VLC_MODULE_CAPABILITY,
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VLC_MODULE_SCORE,
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VLC_MODULE_PROGRAM,
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VLC_MODULE_CB_OPEN,
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VLC_MODULE_CB_CLOSE,
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VLC_MODULE_NO_UNLOAD,
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VLC_MODULE_NAME,
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};
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#endif
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@ -1,7 +1,8 @@
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/*****************************************************************************
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* entry.c : Callbacks for module entry point
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*****************************************************************************
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* Copyright (C) 2001-2007 the VideoLAN team
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* Copyright (C) 2007 the VideoLAN team
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* Copyright © 2007-2008 Rémi Denis-Courmont
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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@ -79,13 +80,17 @@ module_t *vlc_submodule_create (module_t *module)
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}
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int vlc_module_set (module_t *module, int propid, void *value)
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int vlc_module_set (module_t *module, int propid, ...)
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{
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va_list ap;
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int ret = VLC_SUCCESS;
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va_start (ap, propid);
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switch (propid)
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{
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case VLC_MODULE_CPU_REQUIREMENT:
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assert (!module->b_submodule);
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module->i_cpu |= (intptr_t)value;
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module->i_cpu |= va_arg (ap, int);
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break;
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case VLC_MODULE_SHORTCUT:
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@ -93,51 +98,57 @@ int vlc_module_set (module_t *module, int propid, void *value)
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unsigned i;
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for (i = 0; module->pp_shortcuts[i] != NULL; i++);
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if (i >= (MODULE_SHORTCUT_MAX - 1))
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return VLC_ENOMEM;
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{
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ret = VLC_ENOMEM;
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break;
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}
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module->pp_shortcuts[i] = (char *)value;
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module->pp_shortcuts[i] = va_arg (ap, char *);
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break;
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}
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case VLC_MODULE_SHORTNAME:
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module->psz_shortname = (char *)value;
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module->psz_shortname = va_arg (ap, char *);
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break;
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case VLC_MODULE_DESCRIPTION:
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module->psz_longname = (char *)value;
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module->psz_longname = va_arg (ap, char *);
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break;
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case VLC_MODULE_HELP:
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module->psz_help = (char *)value;
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module->psz_help = va_arg (ap, char *);
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break;
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case VLC_MODULE_CAPABILITY:
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module->psz_capability = (char *)value;
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module->psz_capability = va_arg (ap, char *);
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break;
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case VLC_MODULE_SCORE:
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module->i_score = (intptr_t)value;
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module->i_score = va_arg (ap, int);
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break;
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case VLC_MODULE_CB_OPEN:
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module->pf_activate = (int (*) (vlc_object_t *))value;
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module->pf_activate = va_arg (ap, int (*) (vlc_object_t *));
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break;
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case VLC_MODULE_CB_CLOSE:
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module->pf_deactivate = (void (*) (vlc_object_t *))value;
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module->pf_deactivate = va_arg (ap, void (*) (vlc_object_t *));
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break;
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case VLC_MODULE_UNLOADABLE:
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module->b_unloadable = (value != NULL);
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case VLC_MODULE_NO_UNLOAD:
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module->b_unloadable = false;
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break;
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case VLC_MODULE_NAME:
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{
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const char *value = va_arg (ap, const char *);
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free( module->psz_object_name );
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module->psz_object_name = strdup( (char *)value );
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module->pp_shortcuts[0] = (char *)value;
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module->psz_object_name = strdup( value );
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module->pp_shortcuts[0] = value;
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if (module->psz_longname == default_name)
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module->psz_longname = (char *)value;
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module->psz_longname = value;
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break;
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}
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case VLC_MODULE_PROGRAM:
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msg_Warn (module, "deprecated module property %d", propid);
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default:
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msg_Err (module, "unknown module property %d", propid);
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msg_Err (module, "LibVLC might be too old to use this module.");
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return VLC_EGENERIC;
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ret = VLC_EGENERIC;
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break;
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}
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return 0;
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va_end (ap);
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return ret;
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}
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module_config_t *vlc_config_create (module_t *module, int type)
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