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libowfat/fmt/fmt_strn.c

15 lines
427 B

22 years ago
#include "fmt.h"
unsigned int fmt_strn(char *out,const char *in,unsigned int limit) {
register char* s=out;
register const char* t=in;
register const char* u=out+limit;
for (;;) {
if (!*t) break; *s=*t; if (s==u) break; ++s; ++t;
if (!*t) break; *s=*t; if (s==u) break; ++s; ++t;
if (!*t) break; *s=*t; if (s==u) break; ++s; ++t;
if (!*t) break; *s=*t; if (s==u) break; ++s; ++t;
}
return s-out;
}