ii

git clone https://orangeshoelaces.net/git/ii.git

/strlcpy.c

   1 /* Taken from OpenBSD */
   2 #include <sys/types.h>
   3 #include <string.h>
   4 
   5 /*
   6  * Copy src to string dst of size siz.  At most siz-1 characters
   7  * will be copied.  Always NUL terminates (unless siz == 0).
   8  * Returns strlen(src); if retval >= siz, truncation occurred.
   9  */
  10 size_t
  11 strlcpy(char *dst, const char *src, size_t siz)
  12 {
  13         char *d = dst;
  14         const char *s = src;
  15         size_t n = siz;
  16 
  17         /* Copy as many bytes as will fit */
  18         if (n != 0) {
  19                 while (--n != 0) {
  20                         if ((*d++ = *s++) == '\0')
  21                                 break;
  22                 }
  23         }
  24         /* Not enough room in dst, add NUL and traverse rest of src */
  25         if (n == 0) {
  26                 if (siz != 0)
  27                         *d = '\0'; /* NUL-terminate dst */
  28                 while (*s++)
  29                         ;
  30         }
  31         return(s - src - 1); /* count does not include NUL */
  32 }