From bc278b184500120c1ea1cb78479b1266f7c59766 Mon Sep 17 00:00:00 2001
From: juha <juha@lazarus-ide.org>
Date: Mon, 8 Sep 2014 10:17:52 +0000
Subject: [PATCH] LazLogger: Support setting *_debuglog environment variable.
 Issue #26537, patch from Reinier Olislagers

git-svn-id: trunk@46161 -
---
 components/lazutils/lazlogger.pas | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/components/lazutils/lazlogger.pas b/components/lazutils/lazlogger.pas
index 73163fc76e..dc2727da6a 100644
--- a/components/lazutils/lazlogger.pas
+++ b/components/lazutils/lazlogger.pas
@@ -641,7 +641,11 @@ begin
   if FEnvironmentForLogFileName <> '' then begin;
     // if not found yet, then try to find in the environment variables
     if (length(result)=0) then begin
-      EnvVarName:= ChangeFileExt(ExtractFileName(ParamStrUTF8(0)),'') + FEnvironmentForLogFileName;
+      // Substitute * with executable filename without extension
+      EnvVarName:=StringReplace(FEnvironmentForLogFileName,
+        '*',
+        ChangeFileExt(ExtractFileName(ParamStrUTF8(0)),''),
+        [rfReplaceAll,rfIgnoreCase]);
       Result := GetEnvironmentVariableUTF8(EnvVarName);
     end;
   end;