BaseTools: introduce !error statement

The DSC and FDF file can use `!error` statement. The argument of this
statement is an error message, it causes build tool to stop at the
location where the statement is encountered and error message following
the `!error` statement is output as a message.

Fixes: https://bugzilla.tianocore.org/show_bug.cgi?id=701
Cc: Liming Gao <liming.gao@intel.com>
Cc: Yonghong Zhu <yonghong.zhu@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Yunhua Feng <yunhuax.feng@intel.com>
Reviewed-by: Yonghong Zhu <yonghong.zhu@intel.com>

1 files changed, 12 insertions, 0 deletions

diff --git a/BaseTools/Source/Python/GenFds/FdfParser.py b/BaseTools/Source/Python/GenFds/FdfParser.py
index 78cb049c61..ceedcf8a28 100644
--- a/BaseTools/Source/Python/GenFds/FdfParser.py
+++ b/BaseTools/Source/Python/GenFds/FdfParser.py
@@ -1361,6 +1361,7 @@ class FdfParser:
 

         try:

             self.Preprocess()

+            self.__GetError()

             #

             # Keep processing sections of the FDF until no new sections or a syntax error is found

             #

@@ -1441,6 +1442,17 @@ class FdfParser:
 

         return False

 

+    ##__GetError() method

+    def __GetError(self):

+        #save the Current information

+        CurrentLine = self.CurrentLineNumber

+        CurrentOffset = self.CurrentOffsetWithinLine

+        while self.__GetNextToken():

+            if self.__Token == TAB_ERROR:

+                EdkLogger.error('FdfParser', ERROR_STATEMENT, self.__CurrentLine().replace(TAB_ERROR, '', 1), File=self.FileName, Line=self.CurrentLineNumber)

+        self.CurrentLineNumber = CurrentLine

+        self.CurrentOffsetWithinLine = CurrentOffset

+

     ## __GetFd() method

     #

     #   Get FD section contents and store its data into FD dictionary of self.Profile