int path_make_relative(const char *from_dir, const char *to_path, char **_r) {
char *r, *p;
unsigned n_parents;
- size_t to_path_len;
assert(from_dir);
assert(to_path);
if (!r)
return -ENOMEM;
+ path_kill_slashes(r);
+
*_r = r;
return 0;
}
n_parents++;
}
- to_path_len = strlen(to_path);
-
- r = malloc(n_parents * 3 + to_path_len);
+ r = malloc(n_parents * 3 + strlen(to_path) + 1);
if (!r)
return -ENOMEM;
for (p = r; n_parents > 0; n_parents--, p += 3)
memcpy(p, "../", 3);
- if (to_path_len > 0)
- memcpy(p, to_path, to_path_len);
- else
- /* "to_path" is a parent directory of "from_dir". Let's remove
- * the redundant slash from the end of the result. */
- *(p - 1) = 0;
+ strcpy(p, to_path);
+ path_kill_slashes(r);
*_r = r;
return 0;
return l;
}
-char **path_strv_canonicalize_absolute(char **l, const char *prefix) {
+char **path_strv_resolve(char **l, const char *prefix) {
char **s;
unsigned k = 0;
bool enomem = false;
return l;
}
-char **path_strv_canonicalize_absolute_uniq(char **l, const char *prefix) {
+char **path_strv_resolve_uniq(char **l, const char *prefix) {
if (strv_isempty(l))
return l;
- if (!path_strv_canonicalize_absolute(l, prefix))
+ if (!path_strv_resolve(l, prefix))
return NULL;
return strv_uniq(l);
char *p;
int r;
- /* We use /etc/os-release as flag file if something is an OS */
+ /* We use /usr/lib/os-release as flag file if something is an OS */
+ p = strappenda(path, "/usr/lib/os-release");
+ r = access(p, F_OK);
+
+ if (r >= 0)
+ return 1;
+ /* Also check for the old location in /etc, just in case. */
p = strappenda(path, "/etc/os-release");
r = access(p, F_OK);
- return r < 0 ? 0 : 1;
+ return r >= 0;
}
int find_binary(const char *name, char **filename) {