Lots of miscellaneous cleanup. Unified the path_get_cd_path, path_allocate_cd_path, etc. functions

1 files changed, 4 insertions, 1 deletions

diff --git a/env.h b/env.h
index 73f5b984..bd597f1b 100644
--- a/env.h
+++ b/env.h
@@ -183,14 +183,17 @@ int env_set_pwd();
 
 class env_vars_snapshot_t {
     std::map<wcstring, wcstring> vars;
+    bool is_current() const;
 
 public:
     env_vars_snapshot_t(const wchar_t * const * keys);
     env_vars_snapshot_t(void);
     
-    const wchar_t *get(const wchar_t *key) const;
     env_var_t get(const wcstring &key) const;
     
+    // Returns the fake snapshot representing the live variables array
+    static const env_vars_snapshot_t &current();
+    
     // vars necessary for highlighting
     static const wchar_t * const highlighting_keys[];
 };