#include "byte.h" #include "buffer.h" #include "scan.h" int buffer_get_token(buffer* b,char* x,unsigned int len,const char* charset,unsigned int setlen) { int blen; for (blen=0;blen<len;++blen) { register int r; if ((r=buffer_getc(b,x))<0) return r; if (r==0) { *x=0; break; } if (byte_chr(charset,setlen,*x)<setlen) break; ++x; } return blen; }