1/* Public domain. */
 2
 3#ifndef STR_H
 4#define STR_H
 5
 6extern unsigned int str_copy(char *,const char *);
 7extern int str_diff(const char *,const char *);
 8extern int str_diffn(const char *,const char *,unsigned int);
 9extern unsigned int str_len(const char *);
10extern unsigned int str_chr(const char *,int);
11extern unsigned int str_rchr(const char *,int);
12extern int str_start(const char *,const char *);
13
14#define str_equal(s,t) (!str_diff((s),(t)))
15
16#endif