plong

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git clone https://git.inz.fi/plong
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buf.c (147B)

      1 #include <errno.h>
      2 #include "buf.h"
      3 
      4 int buf_char(struct buf *b, char c)
      5 {
      6 	if (b->data >= b->end)
      7 		return ENOMEM;
      8 	*b->data++ = c;
      9 	return 0;
     10 }
     11