Reimplemented the error object as a stack.

1 files changed, 14 insertions, 5 deletions

diff --git a/src/error.h b/src/error.h
index 09cfbb9..8b26471 100644
--- a/src/error.h
+++ b/src/error.h
@@ -30,6 +30,15 @@
 #include <string>
 using namespace std;
 
+/**
+ * This struct contains one error, and a pointer to the previous one.
+ */
+typedef struct __err_entry {
+  string errstr;
+  struct __err_entry *prev;
+} _err_entry;
+
+
 class Error {
 public:
   Error();
@@ -37,17 +46,17 @@ public:
 
   // Status methods
   bool hasError();
-  string getErrorString();
+  string popErrorString();
 
   // Set methods
-  void setError(char* errstr);
-  void setError(string &errstr);
-  void removeError();
+  void pushError(char* errstr);
+  void pushError(string &errstr);
+  void removeAllErrors();
 
 private:
   // Used to save the state of the network and camera connections.
   bool error;
-  string lastError;
+  _err_entry *lastError;
 };
 
 #endif/*__MIAV_ERROR_H__*/