Function subst_suffix

src/copy.c:1527–1535

Return a newly-allocated string that is like STR except replace its suffix SUFFIX with NEWSUFFIX. */

/* Return a newly-allocated string that is like STR
   except replace its suffix SUFFIX with NEWSUFFIX.  */
static char *
subst_suffix (char const *str, char const *suffix, char const *newsuffix)
{
  idx_t prefixlen = suffix - str;
  idx_t newsuffixsize = strlen (newsuffix) + 1;
  char *r = ximalloc (prefixlen + newsuffixsize);
  memcpy (r + prefixlen, newsuffix, newsuffixsize);
  return memcpy (r, str, prefixlen);
}

/* Create a hard link to SRC_NAME aka SRC_DIRFD+SRC_RELNAME;
   the new link is at DST_NAME aka DST_DIRFD+DST_RELNAME.