#define FOLLOW_MAX 8
-static char *build_path(const char *path, const char *filename) {
- char *e, *r;
- size_t k;
-
- assert(path);
- assert(filename);
-
- /* This removes the last component of path and appends
- * filename, unless the latter is absolute anyway or the
- * former isn't */
-
- if (path_is_absolute(filename))
- return strdup(filename);
-
- if (!(e = strrchr(path, '/')))
- return strdup(filename);
-
- k = strlen(filename);
- if (!(r = new(char, e-path+1+k+1)))
- return NULL;
-
- memcpy(r, path, e-path+1);
- memcpy(r+(e-path)+1, filename, k+1);
-
- return r;
-}
static int open_follow(char **filename, FILE **_f, Set *names, char **_id) {
unsigned c = 0;
if ((r = readlink_malloc(*filename, &target)) < 0)
return r;
- k = build_path(*filename, target);
+ k = file_in_same_dir(*filename, target);
free(target);
if (!k)