91 lines
2.9 KiB
Python
91 lines
2.9 KiB
Python
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# ===----------------------------------------------------------------------===##
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#
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# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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# See https://llvm.org/LICENSE.txt for license information.
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# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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#
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# ===----------------------------------------------------------------------===##
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import os.path
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import sys
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from libcxx.header_information import module_c_headers
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from libcxx.header_information import module_headers
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from libcxx.header_information import header_restrictions
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from libcxx.header_information import headers_not_available
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def write_file(module):
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libcxx_module_directory = os.path.join(
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os.path.dirname(os.path.dirname(os.path.realpath(__file__))), "modules"
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)
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with open(
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os.path.join(libcxx_module_directory, f"{module}.cppm.in"), "w"
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) as module_cpp_in:
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module_cpp_in.write(
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"""\
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// -*- C++ -*-
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//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// WARNING, this entire header is generated by
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// utils/generate_libcxx_cppm_in.py
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// DO NOT MODIFY!
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module;
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#include <__config>
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// The headers of Table 24: C++ library headers [tab:headers.cpp]
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// and the headers of Table 25: C++ headers for C library facilities [tab:headers.cpp.c]
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"""
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)
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for header in module_headers if module == "std" else module_c_headers:
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if header in header_restrictions:
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module_cpp_in.write(
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f"""\
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#if {header_restrictions[header]}
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# include <{header}>
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#endif
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"""
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)
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else:
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module_cpp_in.write(f"#include <{header}>\n")
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module_cpp_in.write("\n// *** Headers not yet available ***\n")
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for header in sorted(headers_not_available):
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module_cpp_in.write(
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f"""\
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#if __has_include(<{header}>)
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# error "please update the header information for <{header}> in headers_not_available in utils/libcxx/header_information.py"
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#endif // __has_include(<{header}>)
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"""
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)
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module_cpp_in.write(
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f"""
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export module {module};
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{'export import std;' if module == 'std.compat' else ''}
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{'@LIBCXX_MODULE_STD_INCLUDE_SOURCES@' if module == 'std' else ''}
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{'@LIBCXX_MODULE_STD_COMPAT_INCLUDE_SOURCES@' if module == 'std.compat' else ''}"""
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)
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if __name__ == "__main__":
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if len(sys.argv) != 2 or (sys.argv[1] != "std" and sys.argv[1] != "std.compat"):
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sys.stderr.write(
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f"""\
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Usage:
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{os.path.basename(__file__)} (std|std.compat)
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"""
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)
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sys.exit(1)
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write_file(sys.argv[1])
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