b7b8a0efc1
add a few buffer_init*_forread variants to pretend we have type safety make sure buffer_init_staticcontents handles flushing attempts
15 lines
371 B
C
15 lines
371 B
C
#include "buffer.h"
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extern ssize_t buffer_stubborn_read(ssize_t (*op)(int fd,char* buf,size_t l,void* c),int fd,char* buf, size_t len,void* cookie);
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ssize_t buffer_feed(buffer* b) {
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if (b->p==b->n) {
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ssize_t w;
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if ((w=buffer_stubborn_read(b->op.ropc,b->fd,b->x,b->a,b))<0)
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return -1;
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b->n=(size_t)w;
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b->p=0;
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}
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return (ssize_t)(b->n-b->p);
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}
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