work on getting rid of warnings in build.py

build.py

@@ -20,6 +20,7 @@ from types import SimpleNamespace
 
 def shell(dir, cmd):
     "Run a shell command in a directory"
+    print("Running:", cmd)
     subprocess.run(cmd, shell=True, check=True, cwd=dir)
 
 def create_tarfile(directory, glob_pattern, outputfile):
@@ -229,6 +230,7 @@ def unzip_unreal_engine_and_apply_patch():
         for file in dosfiles: unix2dos(f"{unrealversion}/{file}")
         Path(unrealversion).rename(UNREALENGINE)
 
+
 def generate_buildconfiguration_xml():
     """
     Generates BuildConfiguration.xml.  We actually have two versions of this
@@ -237,8 +239,8 @@ def generate_buildconfiguration_xml():
     """
     dir1 = Path(f"{INTEGRATION}/Saved/UnrealBuildTool")
     dir2 = Path(f"{UNREALENGINE}/Engine/Saved/UnrealBuildTool")
-    target1 = Path(f"{INTEGRATION}/Saved/UnrealBuildTool/BuildConfiguration.xml")
-    target2 = Path(f"{UNREALENGINE}/Engine/Saved/UnrealBuildTool/BuildConfiguration.xml")
+    target1 = Path(f"{dir1}/BuildConfiguration.xml")
+    target2 = Path(f"{dir2}/BuildConfiguration.xml")
     source = Path(f"{INTEGRATION}/EnginePatches/BuildConfiguration{OS}.xml")
     template = source.read_text();
     dir1.mkdir(parents=True, exist_ok=True)
@@ -273,12 +275,20 @@ def generate_integration_uproject():
     expand_json_file(template, target, CONFIG)
 
 
-def run_unrealengine_setup_bat():
+def run_unrealengine_setup_bat_replacement():
     """
-    Run Setup.bat in UnrealEngine.
-    This script downloads assets that aren't stored in git.
+    The Setup.bat in UnrealEngine does a lot of unnecessary stuff,
+    generates a lot of error messages, and pops up an interactive
+    prompt in the middle of a build.  Yuk.  So we've written
+    our own script that replaces Setup.bat/Setup.sh.
     """
-    shell(UNREALENGINE, f"{UNREALENGINE}/Setup.{BAT}")
+    if not Path(f"{UNREALENGINE}/Engine/Content").is_dir():
+        if sys.platform == "windows":
+            shell(UNREALENGINE, "Engine/Binaries/DotNET/GitDependencies/win-x64/GitDependencies.exe")
+            shell(UNREALENGINE, "Engine/Extras/Redist/en-us/UEPrereqSetup_x64.exe /quiet /norestart")
+        else:
+            shell(UNREALENGINE, "Engine/Build/BatchFiles/Linux/GitDependencies.sh")
+            shell(f"{UNREALENGINE}/Engine/Build/BatchFiles/Linux", "./Setup.sh")
 
 
 def build_unrealbuildtool():
@@ -360,15 +370,12 @@ CONFIG = autodetect_system_config()
 store_system_config_in_globals(CONFIG)
 os.chdir(f"{INTEGRATION}/EnginePatches")
 
-if MODE == "experiment":
-    build_intellisense_database_for_clangd()
-
 if MODE == "all":
     unzip_unreal_engine_and_apply_patch()
     generate_buildconfiguration_xml()
     generate_lpx_paths()
     generate_integration_uproject()
-    run_unrealengine_setup_bat()
+    run_unrealengine_setup_bat_replacement()
     build_unrealbuildtool()
     generate_integration_code_workspace()