Print debug message with path to cl

Before starting qmake, the vcvars batch file must be called to obtain
the path to the msvc compiler. Added some output messages to debug
situations where qmake errors out with a 'cl not found' message.

Task-number: QTVSADDINBUG-915
Change-Id: I392c2ff9a90c4fa4b6e081ee9c728a19e1808129
Reviewed-by: Kai Koehne <kai.koehne@qt.io>
Reviewed-by: Karsten Heimrich <karsten.heimrich@qt.io>

1 files changed, 8 insertions, 0 deletions

diff --git a/QtVsTools.Core/HelperFunctions.cs b/QtVsTools.Core/HelperFunctions.cs
index c7aff0e8..d02810ca 100644
--- a/QtVsTools.Core/HelperFunctions.cs
+++ b/QtVsTools.Core/HelperFunctions.cs
@@ -1745,6 +1745,8 @@ namespace QtVsTools.Core
             else if (!isOS64Bit && isQt64Bit)
                 vcVarsCmd = Path.Combine(vcPath, @"Auxiliary\Build\vcvarsx86_amd64.bat");
 
+            Messages.Print($"vcvars: {vcVarsCmd}");
+
             const string markSTX = ":@:@:@";
             const string markEOL = ":#:#:#";
             string command =
@@ -1818,6 +1820,12 @@ namespace QtVsTools.Core
                     }
                 }
             }
+            string envPath = startInfo.EnvironmentVariables["PATH"];
+            string clPath = envPath.Split(';')
+                .Select(path => Path.Combine(path, "cl.exe"))
+                .Where(pathToCl => File.Exists(pathToCl))
+                .FirstOrDefault();
+            Messages.Print($"cl: {clPath ?? "NOT FOUND"}");
 
             return true;
         }