clang/utils/bundle_resources.py

   1 #!/usr/bin/env python3
   2
   3 # ===- bundle_resources.py - Generate string constants with file contents. ===
   4 #
   5 # Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   6 # See https://llvm.org/LICENSE.txt for license information.
   7 # SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   8 #
   9 # ===----------------------------------------------------------------------===
  10
  11 # Usage: bundle-resources.py foo.inc a.js path/b.css ...
  12 # Produces foo.inc containing:
  13 #   const char a_js[] = "...";
  14 #   const char b_css[] = "...";
  15 import os
  16 import sys
  17
  18 outfile = sys.argv[1]
  19 infiles = sys.argv[2:]
  20
  21 with open(outfile, "w") as out:
  22     for filename in infiles:
  23         varname = os.path.basename(filename).replace(".", "_")
  24         out.write("const char " + varname + "[] = \n")
  25         # MSVC limits each chunk of string to 2k, so split by lines.
  26         # The overall limit is 64k, which ought to be enough for anyone.
  27         for line in open(filename).read().split("\n"):
  28             out.write('  R"x(' + line + ')x" "\\n"\n')
  29         out.write("  ;\n")