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#!/usr/bin/env python
#
# ====- HeaderFile Class for libc function headers -----------*- python -*--==#
#
# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
# See https://llvm.org/LICENSE.txt for license information.
# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
#
# ==-------------------------------------------------------------------------==#
class HeaderFile:
def __init__(self, name):
self.name = name
self.macros = []
self.types = []
self.enumerations = []
self.objects = []
self.functions = []
def add_macro(self, macro):
self.macros.append(macro)
def add_type(self, type_):
self.types.append(type_)
def add_enumeration(self, enumeration):
self.enumerations.append(enumeration)
def add_object(self, object):
self.objects.append(object)
def add_function(self, function):
self.functions.append(function)
def __str__(self):
content = [""]
for macro in self.macros:
content.append(f"{macro}\n")
for type_ in self.types:
content.append(f"{type_}")
if self.enumerations:
combined_enum_content = ",\n ".join(
str(enum) for enum in self.enumerations
)
content.append(f"\nenum {{\n {combined_enum_content},\n}};")
content.append("\n__BEGIN_C_DECLS\n")
current_guard = None
for function in self.functions:
if function.guard == None:
content.append(str(function) + " __NOEXCEPT;")
content.append("")
else:
if current_guard == None:
current_guard = function.guard
content.append(f"#ifdef {current_guard}")
content.append(str(function) + " __NOEXCEPT;")
content.append("")
elif current_guard == function.guard:
content.append(str(function) + " __NOEXCEPT;")
content.append("")
else:
content.pop()
content.append(f"#endif // {current_guard}")
content.append("")
current_guard = function.guard
content.append(f"#ifdef {current_guard}")
content.append(str(function) + " __NOEXCEPT;")
content.append("")
if current_guard != None:
content.pop()
content.append(f"#endif // {current_guard}")
content.append("")
for object in self.objects:
content.append(str(object))
if self.objects:
content.append("\n__END_C_DECLS")
else:
content.append("__END_C_DECLS")
return "\n".join(content)
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