improved msvc detection

git-svn-id: svn://svn.code.sf.net/p/loki-lib/code/trunk@244 7ec92016-0320-0410-acc4-a06ded1c099a

make.msvc.bat

@@ -1,5 +1,29 @@
 @ECHO OFF
 
+:: Viual C++ 7.1
+if defined VS71COMNTOOLS  (
+	if exist "%VS71COMNTOOLS%\vsvars32.bat" (
+		echo -
+		echo - Visual C++ 7.1 found.
+		echo -
+		call "%VS71COMNTOOLS %\vsvars32.bat"
+		set TRY_THIS_SDK_PATH=%VS71COMNTOOLS%\..\..\..
+		goto STARTCOMPILING
+	)
+)
+
+:: Viual C++ 8.0
+if defined VS80COMNTOOLS (
+	if exist "%VS80COMNTOOLS%\vsvars32.bat" (
+		echo -
+		echo - Visual C++ 8.0 found.
+		echo -
+		call "%VS80COMNTOOLS%\vsvars32.bat"
+		set TRY_THIS_SDK_PATH=%VS80COMNTOOLS%\..\..\..
+		goto STARTCOMPILING
+	)
+)
+
 :: Toolkit 2003
 if defined VCToolkitInstallDir (
 	if exist "%VCToolkitInstallDir%\vcvars32.bat" (
@@ -7,35 +31,18 @@ if defined VCToolkitInstallDir (
 		echo - VC 7.1 Toolkit found.
 		echo -
 		call "%VCToolkitInstallDir%\vcvars32.bat"
+		set TRY_THIS_SDK_PATH=%VCToolkitInstallDir%\..
 		goto STARTCOMPILING
 	)
 )
 
-:: Viual C++
-if defined VCINSTALLDIR (
-	if exist "%VCINSTALLDIR%\vcvarsall.bat" (
-		echo -
-		echo - Visual C++  found.
-		echo -
-		call "%VCINSTALLDIR%\vcvarsall.bat" x86
-		set MSVCDir=%VCINSTALLDIR%
-		goto STARTCOMPILING
-	)
-	if exist "%VCINSTALLDIR%\vcvars32.bat" (
-		echo -
-		echo - Visual C++ found.
-		echo -
-		call "%VCINSTALLDIR%\vcvars32.bat"
-		goto STARTCOMPILING
-	)
-)
 
 echo -
 echo - No Visual C++ found, please set the enviroment variable 
 echo - 
-echo - VCToolkitInstallDir  or  VCINSTALLDIR 
+echo - VCToolkitInstallDir  or  VS71COMNTOOLS or VS80COMNTOOLS 
 echo - 
-echo - to your Visual C++ installation folder.
+echo - to your Visual Strudio folder which contains vsvars32.bat.
 echo - 
 echo - Or call the vcvars32.bat/vcvarsall.bat file.
 echo -
@@ -45,6 +52,8 @@ goto ERROR
 
 :STARTCOMPILING
 
+@ECHO ON
+
 :: loki buid process
 
 cd src