24 lines
386 B
C
24 lines
386 B
C
#include <stdio.h>
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#include <stdlib.h>
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#include <stdbool.h>
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#include "fileutil.h"
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int setvbuf(FILE * restrict fp, char * restrict buf, int mode, size_t size)
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{
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if(fp->bufmode != _IONBF || fp->buf) {
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fflush(fp);
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}
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__fp_remove_buffer(fp);
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fp->bufmode = _IONBF;
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if(mode == _IONBF)
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return 0;
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if(!__fp_set_buffer(fp, buf, size))
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return -1;
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fp->bufmode = mode;
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return 0;
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}
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