xref: /llvm-project/clang/utils/bundle_resources.py (revision dd3c26a045c081620375a878159f536758baba6e)
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[] = "...";
15import os
16import sys
17
18outfile = sys.argv[1]
19infiles = sys.argv[2:]
20
21with 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")
30