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better yet, just include a handful of function pointers into chan_t for each of the API methods that need more than the shared part of chan_t struct, initialize them on allocation and put type-specific code in these functions. It will make for a more compact, concise and localized code. (Edit 2) Here's what I mean with function pointers - https:…
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typedef struct chan_t | |
{ | |
pthread_mutex_t m_mu; | |
pthread_cond_t m_cond; | |
int closed; | |
void (* dispose)(struct chan_t * self); | |
... | |
} chan_t; | |
typedef struct unbuffered_t | |
{ | |
chan_t base; | |
... | |
} unbuffered_t; | |
typedef struct buffered_t | |
{ | |
chan_t base; | |
... | |
} buffered_t; | |
chan_t* chan_init(int capacity) | |
{ | |
if (capacity) | |
{ | |
buffered_t * ch = malloc(sizeof *ch); | |
ch->dispose = dispose_buffered; | |
... | |
return &ch->base; | |
} | |
else | |
{ | |
Unbuffered_t * ch = malloc(sizeof *ch); | |
ch->dispose = dispose_unbuffered; | |
... | |
return &ch->base; | |
} | |
} | |
void dispose_unbuffered(chan_t * self) | |
{ | |
unbuffered_t * ch = (chan_t*)self; | |
... | |
} | |
void dispose_buffered(chan_t * self) | |
{ | |
buffered_t * ch = (chan_t*)self; | |
... | |
} |
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