From 8591786867111568298394242a80ddc0a321f5ad Mon Sep 17 00:00:00 2001
From: Bill Hoffman <bill.hoffman@kitware.com>
Date: Tue, 2 Oct 2001 17:28:55 -0400
Subject: ENH: add better error reports in parsing cmake files, like what file
 has the error

---
 Source/cmListFileCache.cxx |  3 ++-
 Source/cmMakefile.cxx      |  4 +++-
 Source/cmSystemTools.cxx   | 10 ++++++----
 Source/cmSystemTools.h     |  6 ++++--
 Source/ctest.cxx           |  2 +-
 5 files changed, 16 insertions(+), 9 deletions(-)

diff --git a/Source/cmListFileCache.cxx b/Source/cmListFileCache.cxx
index 1fade07..19eafac 100644
--- a/Source/cmListFileCache.cxx
+++ b/Source/cmListFileCache.cxx
@@ -76,7 +76,8 @@ bool cmListFileCache::CacheFile(const char* path)
     cmListFileFunction inFunction;
     if(cmSystemTools::ParseFunction(fin, 
                                     inFunction.m_Name,
-                                    inFunction.m_Arguments))
+                                    inFunction.m_Arguments,
+                                    path))
       {
       inFile.m_Functions.push_back(inFunction);
       }
diff --git a/Source/cmMakefile.cxx b/Source/cmMakefile.cxx
index f3e777e..760fe36 100644
--- a/Source/cmMakefile.cxx
+++ b/Source/cmMakefile.cxx
@@ -256,7 +256,9 @@ void cmMakefile::ExecuteCommand(std::string &name,
     }
   else
     {
-    cmSystemTools::Error("unknown CMake command ", name.c_str());
+    cmSystemTools::Error("unknown CMake command:", name.c_str(), 
+                         "\nReading cmake file in directory:" , 
+                         m_cmCurrentDirectory.c_str());
     }
 }
 
diff --git a/Source/cmSystemTools.cxx b/Source/cmSystemTools.cxx
index 0e5c81e..a7df5bf 100644
--- a/Source/cmSystemTools.cxx
+++ b/Source/cmSystemTools.cxx
@@ -486,7 +486,8 @@ const char *cmSystemTools::ConvertToWindowsSlashesAndCleanUp(std::string& path)
 
 bool cmSystemTools::ParseFunction(std::ifstream& fin,
                                   std::string& name,
-                                  std::vector<std::string>& arguments)
+                                  std::vector<std::string>& arguments,
+                                  const char* filename)
 {
   name = "";
   arguments = std::vector<std::string>();
@@ -551,8 +552,8 @@ bool cmSystemTools::ParseFunction(std::ifstream& fin,
           }
 	else
 	  {
-	  cmSystemTools::Error("Parse error in read function missing end )",
-			       inbuffer);
+	  cmSystemTools::Error("Parse error in read function missing end )\nIn File: ",
+			       filename, "\nCurrent line:", inbuffer);
 	  return false;
 	  }
         }
@@ -560,7 +561,8 @@ bool cmSystemTools::ParseFunction(std::ifstream& fin,
       }
     else
       {
-      cmSystemTools::Error("Parse error in read function ", inbuffer);
+      cmSystemTools::Error("Parse error in read function\nIn file:", 
+                           filename, "\nCurrent line:", inbuffer);
       return false;
       }
     }
diff --git a/Source/cmSystemTools.h b/Source/cmSystemTools.h
index b724bc7..2f03f47 100644
--- a/Source/cmSystemTools.h
+++ b/Source/cmSystemTools.h
@@ -122,11 +122,13 @@ public:
   /**
    * Read a CMake command (or function) from an input file.  This
    * returns the name of the function and a list of its 
-   * arguments.
+   * arguments.  The last argument is the name of the file that 
+   * the ifstream points to, and is used for debug info only.
    */
   static bool ParseFunction(std::ifstream&, 
                             std::string& name,
-                            std::vector<std::string>& arguments);
+                            std::vector<std::string>& arguments,
+                            const char* filename);
 
   /**
    *  Extract white-space separated arguments from a string.
diff --git a/Source/ctest.cxx b/Source/ctest.cxx
index 8395b1e..24cf666 100644
--- a/Source/ctest.cxx
+++ b/Source/ctest.cxx
@@ -109,7 +109,7 @@ void ctest::ProcessDirectory(int &passed, int &failed)
 
   while ( fin )
     {
-    if(cmSystemTools::ParseFunction(fin, name, args))
+    if(cmSystemTools::ParseFunction(fin, name, args, "DartTestfile.txt"))
       {
       if (name == "SUBDIRS")
         {
-- 
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