plan9port

fork of plan9port with libvec, libstr and libsdb
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s_unique.c (173B)

      1 #include <u.h>
      2 #include <libc.h>
      3 #include "libString.h"
      4 
      5 String*
      6 s_unique(String *s)
      7 {
      8 	String *p;
      9 
     10 	if(s->ref > 1){
     11 		p = s;
     12 		s = s_clone(p);
     13 		s_free(p);
     14 	}
     15 	return s;
     16 }