Added support for "bin-ified" vmstats web app source files

runtime/tools/create_resources.py

+# Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
+# for details. All rights reserved. Use of this source code is governed by a
+# BSD-style license that can be found in the LICENSE file.
+#
+# This python script creates string literals in a C++ source file from a C++
+# source template and one or more resource files.
+
+import os
+import sys
+from os.path import join
+import time
+from optparse import OptionParser
+import re
+from datetime import date
+
+def makeResources(root_dir, input_files):
+  result = ''
+  resources = []
+
+  # Write each file's contents as a byte string constant.
+  for resource_file in input_files:
+    if root_dir and resource_file.startswith(root_dir):
+      resource_file_name = resource_file[ len(root_dir) : ]
+    else:
+      resource_file_name = resource_file
+    resource_url = '/%s' % resource_file_name
+    result += '// %s\n' % resource_file
+    result += 'const char '
+    resource_name = re.sub(r'(/|\.)', '_', resource_file_name) + '_'
+    result += resource_name
+    result += '[] = {\n   '
+    fileHandle = open(resource_file, 'rb')
+    lineCounter = 0
+    for byte in fileHandle.read():
+      result += ' %d,' % ord(byte)
+      lineCounter += 1
+      if lineCounter == 10:
+        result += '\n   '
+        lineCounter = 0
+    if lineCounter != 0:
+      result += '\n   '
+    result += ' 0\n};\n\n'
+    resources.append(
+        (resource_url, resource_name, os.stat(resource_file).st_size) );
+
+  # Write the resource table.
+  result += 'Resources::resource_map_entry Resources::builtin_resources_[] = '
+  result += '{\n'
+  for res in resources:
+    result += '   { "%s", %s, %d },\n' % res
+  result += '};\n\n'
+  result += 'const intptr_t Resources::builtin_resources_count_ '
+  result += '= %d;\n' % len(resources)
+  return result
+
+
+def makeFile(output_file, root_dir, input_files):
+  cc_text = '''
+// Copyright (c) %d, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+''' % date.today().year
+  cc_text += '#include "bin/resources.h"\n\n'
+  cc_text += makeResources(root_dir, input_files)
+  open(output_file, 'w').write(cc_text)
+  return True
+
+
+def main(args):
+  try:
+    # Parse input.
+    parser = OptionParser()
+    parser.add_option("--output",
+                      action="store", type="string",
+                      help="output file name")
+    parser.add_option("--root_prefix",
+                      action="store", type="string",
+                      help="root directory for resources")
+
+    (options, args) = parser.parse_args()
+    if not options.output:
+      sys.stderr.write('--output not specified\n')
+      return -1
+    if len(args) == 0:
+      sys.stderr.write('No input files specified\n')
+      return -1
+
+    files = [ ]
+    for arg in args:
+      files.append(arg)
+
+    if not makeFile(options.output, options.root_prefix, files):
+      return -1
+
+    return 0
+  except Exception, inst:
+    sys.stderr.write('create_resources.py exception\n')
+    sys.stderr.write(str(inst))
+    sys.stderr.write('\n')
+    return -1
+
+if __name__ == '__main__':
+  sys.exit(main(sys.argv))