[cfe-commits] r48998 - /cfe/trunk/Driver/HTMLDiagnostics.cpp

[Ted Kremenek]

Author: kremenek
Date: Mon Mar 31 16:40:14 2008
New Revision: 48998

URL: http://llvm.org/viewvc/llvm-project?rev=48998&view=rev
Log:
When emitting HTML messages, take into account margin fusing due to tabs.

Modified:
    cfe/trunk/Driver/HTMLDiagnostics.cpp

Modified: cfe/trunk/Driver/HTMLDiagnostics.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/Driver/HTMLDiagnostics.cpp?rev=48998&r1=48997&r2=48998&view=diff

==============================================================================
--- cfe/trunk/Driver/HTMLDiagnostics.cpp (original)
+++ cfe/trunk/Driver/HTMLDiagnostics.cpp Mon Mar 31 16:40:14 2008
@@ -200,13 +200,20 @@
   const char *TokLogicalPtr = LPos.getCharacterData();
   const char *LineStart = TokLogicalPtr-ColNo;
   
+  // Compute the margin offset by counting tabs and non-tabs.
+  
+  unsigned PosNo = 0;
+  
+  for (const char* c = LineStart; c != TokLogicalPtr; ++c)
+    PosNo += *c == '\t' ? 8 : 1;
+  
   // Create the html for the message.
   
   std::ostringstream os;
   
   os << "\n<tr><td class=\"num\"></td><td class=\"line\">"
      << "<div class=\"msg\" style=\"margin-left:"
-     << ColNo << "ex\">";
+     << PosNo << "ex\">";
   
   os << html::EscapeText(P.getString()) << "</div></td></tr>";