#pragma section-numbers off
#pragma camelcase off

= SDL_CondBroadcast =
Use this function to restart all threads that are waiting on the condition variable.

<<TableOfContents()>>

== Syntax ==
{{{#!highlight cpp
int SDL_CondBroadcast(SDL_cond* cond)
}}}

== Function Parameters ==
||'''cond'''||the condition variable to signal||

== Return Value ==
Returns 0 on success or a negative error code on failure; call [[SDL_GetError]]() for more information.

== Code Examples ==
{{{#!highlight cpp
SDL_bool condition = SDL_FALSE;
SDL_mutex *lock;
SDL_cond *cond;

lock = SDL_CreateMutex();
cond = SDL_CreateCond();
.
.
Thread A:
    SDL_LockMutex(lock);
    while (!condition) {
        SDL_CondWait(cond, lock);
    }
    SDL_UnlockMutex(lock);

Thread B:
    SDL_LockMutex(lock);
    while (!condition) {
        SDL_CondWait(cond, lock);
    }
    SDL_UnlockMutex(lock);

Thread C:
    SDL_LockMutex(lock);
    ...
    condition = SDL_TRUE;
    ...
    SDL_CondBroadcast(cond);
    SDL_UnlockMutex(lock);
.
.
SDL_DestroyCond(cond);
SDL_DestroyMutex(lock);
}}}

== Remarks ==
''You can add useful comments here''

== Related Functions ==
 .[[SDL_CondSignal]]
 .[[SDL_CondWait]]
 .[[SDL_CondWaitTimeout]]
 .[[SDL_CreateCond]]
 .[[SDL_DestroyCond]]

----
[[CategoryAPI]], [[CategoryMutex]]