subversion/libsvn_subr/path.c

423                        const char *path2)
426   apr_size_t path2_len = strlen(path2);
431   assert(is_canonical(path2, path2_len));
434   while (i < min_len && path1[i] == path2[i])
443   if ((path1[i] == '/') && (path2[i] == 0))
445   if ((path2[i] == '/') && (path1[i] == 0))
449   if (path2[i] == '/')
456   return (unsigned char)(path1[i]) < (unsigned char)(path2[i]) ? -1 : 1;
471                          const char *path2,
479   path2_len = strlen(path2);
481   if (SVN_PATH_IS_EMPTY(path1) || SVN_PATH_IS_EMPTY(path2))
484   while (path1[i] == path2[i])
500   if (i == 1 && path1[0] == '/' && path2[0] == '/')
506   if (((i == path1_len) && (path2[i] == '/'))
511     if (last_dirsep == 0 && path1[0] == '/' && path2[0] == '/')
519                               const char *path2,
523   svn_boolean_t path2_is_url = svn_path_is_url(path2);
529       return svn_uri_get_longest_ancestor(path1, path2, pool);
534                           get_path_ancestor_length(path1, path2, pool));
545                   const char *path2,
551   /* assert (is_canonical (path2, strlen (path2)));  ### Expensive strlen */
556       if (SVN_PATH_IS_EMPTY(path2)            /* "" not a child    */
557           || path2[0] == '/')                  /* "/foo" not a child */
561         return pool ? apr_pstrdup(pool, path2) : path2;
565      things like path1:"foo///bar" and path2:"foo/bar/baz"?  It doesn't
568   for (i = 0; path1[i] && path2[i]; i++)
569     if (path1[i] != path2[i])
574           .../foo  path2[i] == '/'
577           /foo     path2[i] != '/'
579   if (path1[i] == '\0' && path2[i])
581       if (path2[i] == '/')
582         return pool ? apr_pstrdup(pool, path2 + i + 1) : path2 + i + 1;
584         return pool ? apr_pstrdup(pool, path2 + 1) : path2 + 1;
587   /* Otherwise, path2 isn't a child. */
593 svn_path_is_ancestor(const char *path1, const char *path2)
597   /* If path1 is empty and path2 is not absoulte, then path1 is an ancestor. */
599     return *path2 != '/';
601   /* If path1 is a prefix of path2, then:
605      - path2 starts a new path component after the common prefix,
607   if (strncmp(path1, path2, path1_len) == 0)
609       || (path2[path1_len] == '/' || path2[path1_len] == '\0');