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Andrey Zolotarev e72e9355e3 start the android-4.9 tree
git: https://android.googlesource.com/kernel/common
branch: android-4.9
commit: 03fcc2fe71308c2d164b4e6cbfc738c63e670444
2018-11-15 21:36:32 +03:00

35 lines
670 B
C

#ifndef _DELAYED_CALL_H
#define _DELAYED_CALL_H
/*
* Poor man's closures; I wish we could've done them sanely polymorphic,
* but...
*/
struct delayed_call {
void (*fn)(void *);
void *arg;
};
#define DEFINE_DELAYED_CALL(name) struct delayed_call name = {NULL, NULL}
/* I really wish we had closures with sane typechecking... */
static inline void set_delayed_call(struct delayed_call *call,
void (*fn)(void *), void *arg)
{
call->fn = fn;
call->arg = arg;
}
static inline void do_delayed_call(struct delayed_call *call)
{
if (call->fn)
call->fn(call->arg);
}
static inline void clear_delayed_call(struct delayed_call *call)
{
call->fn = NULL;
}
#endif