some update

lib/controller/controller.py

@@ -39,6 +39,7 @@ from lib.core.data import kb
 from lib.core.data import logger
 from lib.core.exception import exceptionsTuple
 from lib.core.exception import sqlmapNotVulnerableException
+from lib.core.exception import sqlmapUserQuitException
 from lib.core.session import setInjection
 from lib.core.target import initTargetEnv
 from lib.core.target import setupTargetEnv
@@ -279,6 +280,9 @@ def start():
                     checkForParenthesis()
                     action()
 
+        except sqlmapUserQuitException:
+            raise
+
         except exceptionsTuple, e:
             e = getUnicode(e)
 

lib/core/exception.py

@@ -55,6 +55,9 @@ class sqlmapNoneDataException(Exception):
 class sqlmapNotVulnerableException(Exception):
     pass
 
+class sqlmapUserQuitException(Exception):
+    pass
+
 class sqlmapRegExprException(Exception):
     pass
 
@@ -93,6 +96,7 @@ exceptionsTuple = (
                     sqlmapMissingDependence,
                     sqlmapMissingMandatoryOptionException,
                     sqlmapNoneDataException,
+                    sqlmapUserQuitException,
                     sqlmapRegExprException,
                     sqlmapSyntaxException,
                     sqlmapUndefinedMethod,

plugins/generic/enumeration.py

@@ -42,11 +42,13 @@ from lib.core.convert import utf8decode
 from lib.core.data import conf
 from lib.core.data import kb
 from lib.core.data import logger
+from lib.core.data import paths
 from lib.core.data import queries
 from lib.core.data import temp
 from lib.core.exception import sqlmapMissingMandatoryOptionException
 from lib.core.exception import sqlmapNoneDataException
 from lib.core.exception import sqlmapUnsupportedFeatureException
+from lib.core.exception import sqlmapUserQuitException
 from lib.core.session import setOs
 from lib.core.settings import SQL_STATEMENTS
 from lib.core.shell import autoCompletion
@@ -695,7 +697,17 @@ class Enumeration:
         if kb.dbms == "MySQL" and not kb.data.has_information_schema:
             errMsg  = "information_schema not available, "
             errMsg += "back-end DBMS is MySQL < 5.0"
-            raise sqlmapUnsupportedFeatureException, errMsg
+            logger.error(errMsg)
+            
+            message = "do you want to use common table existance check? [Y/n/q]"
+            test = readInput(message, default="Y")
+
+            if test[0] in ("n", "N"):
+                return
+            elif test[0] in ("q", "Q"):
+                raise sqlmapUserQuitException
+            else:    
+                return self.tableExists(paths.COMMON_TABLES)
 
         self.forceDbmsEnum()
 

sqlmap.py

@@ -51,6 +51,7 @@ from lib.core.data import conf
 from lib.core.data import logger
 from lib.core.data import paths
 from lib.core.exception import exceptionsTuple
+from lib.core.exception import sqlmapUserQuitException
 from lib.core.exception import unhandledException
 from lib.core.option import init
 from lib.core.profiling import profile
@@ -93,6 +94,12 @@ def main():
             liveTest()
         else:
             start()
+
+    except sqlmapUserQuitException:
+        errMsg = "user quit"
+        logger.error(errMsg)
+        closeDumper(False, errMsg)
+
     except exceptionsTuple, e:
         e = getUnicode(e)
         logger.critical(e)