Revert "Revert the revert."

frog/scripts/bootstrap/frogsh_bootstrap_wrapper.py

Index: frog/scripts/bootstrap/frogsh_bootstrap_wrapper.py
diff --git a/frog/scripts/bootstrap/frogsh_bootstrap_wrapper.py b/frog/scripts/bootstrap/frogsh_bootstrap_wrapper.py
new file mode 100644
index 0000000000000000000000000000000000000000..b74c0de722dc2282cd183bdc00fc2f7e81c67fbd
--- /dev/null
+++ b/frog/scripts/bootstrap/frogsh_bootstrap_wrapper.py
@@ -0,0 +1,55 @@
+# Copyright 2011 Google Inc. All Rights Reserved.
+
+import os
+import platform
+import shutil
+import stat
+import sys
+
+HOME = os.path.dirname(os.path.realpath(__file__))
+HOME = os.path.join(HOME, os.pardir, os.pardir)
+
+FROGSH_FALLBACK = """#!/bin/sh
+echo -en "\033[31mERROR\033[0m: Building frogsh in 'debug' mode requires "
+echo "building the dart"
+echo "runtime in 'release' mode. Retry building frogsh as follows:"
+echo " > rm $0"
+echo " > ./tools/build.py -m release runtime"
+echo " > ./tools/build.py -m debug frogsh"
+exit 1
+"""
+
+sys.path.append(HOME)
+import frog
+
+def main(args):
+  product_dir = args[1]
+  js_out = os.path.join(product_dir, 'frog', 'bin', 'frogsh')
+  vm = os.path.join(product_dir, 'dart')
+  id = platform.system()
+  if id == 'Windows' or id == 'Microsoft':
+    vm = vm + '.exe'
+    shutil.copy(os.path.join(HOME, 'scripts', 'bootstrap', 'frogsh.bat'),
+                js_out + '.bat')
+  frog_args = ['frog.py', '--vm=' + vm,
+               '--js_cmd=node --crankshaft',
+               '--',
+               '--out=' + js_out, 'minfrog.dart']
+
+  # TODO(ngeoffray): Compile frogsh without checks integrated.
+  # if js_out.find('Release') != -1:
+  exit_code = frog.main(frog_args)
+  if exit_code:
+    if js_out.find('Release') != -1:
+      return exit_code
+    else:
+      with open(js_out, 'w') as f:
+        f.write(FROGSH_FALLBACK)
+
+  os.chmod(js_out, stat.S_IXUSR | stat.S_IXGRP | stat.S_IRUSR |
+           stat.S_IRGRP | stat.S_IWUSR)
+  return 0
+
+
+if __name__ == '__main__':
+  sys.exit(main(sys.argv))