Remove arch loops from build scripts. (#889)

This simplifies non-sdk build scripts by removing their loops over SM.archs. Instead the top-level
build script will re-evaluate them for each architecture.

extensions/bintools/AMBuilder

@@ -1,30 +1,28 @@
 # vim: set sts=2 ts=8 sw=2 tw=99 et ft=python:
 import os
 
-for arch in SM.archs:
-  binary = SM.ExtLibrary(builder, 'bintools.ext', arch)
-  binary.compiler.defines += ['HOOKING_ENABLED']
-  binary.compiler.cxxincludes += [
-    os.path.join(SM.mms_root, 'core', 'sourcehook'),
-    os.path.join(builder.sourcePath, 'public', 'jit'),
-    os.path.join(builder.sourcePath, 'public', 'jit', 'x86'),
-  ]
-  if binary.compiler.family == 'gcc' or binary.compiler.family == 'clang':
-    binary.compiler.cxxflags += ['-fno-rtti']
-  elif binary.compiler.family == 'msvc':
-    binary.compiler.cxxflags += ['/GR-']
+binary = SM.ExtLibrary(builder, 'bintools.ext', arch)
+binary.compiler.defines += ['HOOKING_ENABLED']
+binary.compiler.cxxincludes += [
+  os.path.join(SM.mms_root, 'core', 'sourcehook'),
+  os.path.join(builder.sourcePath, 'public', 'jit'),
+  os.path.join(builder.sourcePath, 'public', 'jit', 'x86'),
+]
+if binary.compiler.family == 'gcc' or binary.compiler.family == 'clang':
+  binary.compiler.cxxflags += ['-fno-rtti']
+elif binary.compiler.family == 'msvc':
+  binary.compiler.cxxflags += ['/GR-']
 
-  binary.sources += [
-    'extension.cpp',
-    'CallMaker.cpp',
-    'CallWrapper.cpp',
-    '../../public/smsdk_ext.cpp'
-  ]
-  
-  if arch == 'x64':
-    binary.sources += ['jit_call_x64.cpp']
-  else:
-    binary.sources += ['jit_call.cpp']
+binary.sources += [
+  'extension.cpp',
+  'CallMaker.cpp',
+  'CallWrapper.cpp',
+  '../../public/smsdk_ext.cpp'
+]
 
-  SM.extensions += [builder.Add(binary)]
+if arch == 'x64':
+  binary.sources += ['jit_call_x64.cpp']
+else:
+  binary.sources += ['jit_call.cpp']
 
+SM.extensions += [builder.Add(binary)]