name.
*
* @param name The name of the hook
* @param args_decl The declaration of the arguments for the hook, for example
* "(int x,void *y)"
* @param args_use The arguments for the hook as used in a call, for example
* "(x,y)"
* @note If IMPLEMENTing a hook that is not linked into the Apache core,
* (e.g. within a dso) see APR_IMPLEMENT_EXTERNAL_HOOK_VOID.
*/
#define AP_IMPLEMENT_HOOK_VOID(name,args_decl,args_use) \
APR_IMPLEMENT_EXTERNAL_HOOK_VOID(ap,AP,name,args_decl,args_use)
/**
* Implement an Apache core hook that runs until one of the functions
* returns something other than ok or decline. That return value is
* then returned from the hook runner. If the hooks run to completion,
* then ok is returned. Note that if no hook runs it would probably be
* more correct to return decline, but this currently does not do
* so. The implementation is called ap_run_name.
*
* @param ret The return type of the hook (and the hook runner)
* @param name The name of the hook
* @param args_decl The declaration of the arguments for the hook, for example
* "(int x,void *y)"
* @param args_use The arguments for the hook as used in a call, for example
* "(x,y)"
* @param ok The "ok" return value
* @param decline The "decline" return value
* @return ok, decline or an error.
* @note If IMPLEMENTing a hook that is not linked into the Apache core,
* (e.g. within a dso) see APR_IMPLEMENT_EXTERNAL_HOOK_RUN_ALL.
*/
#define AP_IMPLEMENT_HOOK_RUN_ALL(ret,name,args_decl,args_use,ok,decline) \
APR_IMPLEMENT_EXTERNAL_HOOK_RUN_ALL(ap,AP,ret,name,args_decl, \
args_use,ok,decline)
/**
* Implement a hook that runs until a function returns something other than
* decline. If all functions return decline, the hook runner returns decline.
* The implementation is called ap_run_name.
*
* @param ret The return type of the hook (and the hook runner)
* @param name The name of the hook
* @param args_decl The declaration of the arguments for the hook, for example
* "(int x,void *y)"
* @param args_use The arguments for the hook as used in a call, for example
* "(x,y)"
* @param decline The "decline" return value
* @return decline or an error.
* @note If IMPLEMENTing a hook that is not linked into the Apache core
* (e.g. within a dso) see APR_IMPLEMENT_EXTERNAL_HOOK_RUN_FIRST.
*/
#define AP_IMPLEMENT_HOOK_RUN_FIRST(ret,name,args_decl,args_use,decline) \
APR_IMPLEMENT_EXTERNAL_HOOK_RUN_FIRST(ap,AP,ret,name,args_decl, \
args_use,decline)
/* Note that the other optional hook implementations are straightforward but
* have not yet been needed
*/
/**
* Implement an optional hook. This is exactly the same as a standard hook
* implementation, except the hook is optional.
* @see AP_IMPLEMENT_HOOK_RUN_ALL
*/
#define AP_IMPLEMENT_OPTIONAL_HOOK_RUN_ALL(ret,name,args_decl,args_use,ok, \
decline) \
APR_IMPLEMENT_OPTIONAL_HOOK_RUN_ALL(ap,AP,ret,name,args_decl, \
args_use,ok,decline)
/**
* Hook an optional hook. Unlike static hooks, this uses a macro instead of a
* function.
*/
#define AP_OPTIONAL_HOOK(name,fn,pre,succ,order) \
APR_OPTIONAL_HOOK(ap,name,fn,pre,succ,order)
#endif /* AP_HOOKS_H */