Only upgrade when it's safe to do so.

Author: tarehart

run-gui.bat

@@ -1,7 +1,27 @@
+@echo off
+
 @rem Change the working directory to the location of this file so that relative paths will work
 cd /D "%~dp0"
 
-@rem You will automatically get updates for all versions starting with "0.0.".
-python -m pip install rlbot==0.0.* --upgrade
+setlocal EnableDelayedExpansion
+
+@rem Run the is_safe_to_upgrade function and save the output to a temp file.
+python -c "from rlbot.utils import public_utils; print(public_utils.is_safe_to_upgrade());" > %temp%\is_safe_to_upgrade.txt
+
+IF %ERRORLEVEL% NEQ 0 (
+    @rem The python command failed, so rlbot is probably not installed at all. Safe to 'upgrade'.
+    set is_safe_to_upgrade=True
+) ELSE (
+    @rem read the file containing the python output.
+    set /p is_safe_to_upgrade= < %temp%\is_safe_to_upgrade.txt
+)
+del %temp%\is_safe_to_upgrade.txt
+
+IF "!is_safe_to_upgrade!"=="True" (
+    @rem You will automatically get updates for all versions starting with "0.0.".
+    python -m pip install rlbot==0.0.* --upgrade
+) ELSE (
+    echo Will not attempt to upgrade rlbot because files are in use.
+)
 
 python -c "from rlbot.gui.qt_root import RLBotQTGui; RLBotQTGui.main();"

run.bat

@@ -1,7 +1,27 @@
+@echo off
+
 @rem Change the working directory to the location of this file so that relative paths will work
 cd /D "%~dp0"
 
-@rem You will automatically get updates for all versions starting with "0.0.".
-python -m pip install rlbot==0.0.* --upgrade
+setlocal EnableDelayedExpansion
+
+@rem Run the is_safe_to_upgrade function and save the output to a temp file.
+python -c "from rlbot.utils import public_utils; print(public_utils.is_safe_to_upgrade());" > %temp%\is_safe_to_upgrade.txt
+
+IF %ERRORLEVEL% NEQ 0 (
+    @rem The python command failed, so rlbot is probably not installed at all. Safe to 'upgrade'.
+    set is_safe_to_upgrade=True
+) ELSE (
+    @rem read the file containing the python output.
+    set /p is_safe_to_upgrade= < %temp%\is_safe_to_upgrade.txt
+)
+del %temp%\is_safe_to_upgrade.txt
+
+IF "!is_safe_to_upgrade!"=="True" (
+    @rem You will automatically get updates for all versions starting with "0.0.".
+    python -m pip install rlbot==0.0.* --upgrade
+) ELSE (
+    echo Will not attempt to upgrade rlbot because files are in use.
+)
 
 python -c "from rlbot import runner; runner.main();"