109 lines
3.6 KiB
Python
109 lines
3.6 KiB
Python
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import jinja2
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import argparse
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import os
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import io
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import re
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import shlex
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def validate_cpp_ver(ver: str) -> str:
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if re.match(r'^[0-9]+$', ver) is not None: return ver
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else: raise argparse.ArgumentTypeError('invalid version of C++ standard.')
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def write_line(f: io.TextIOWrapper, val: str) -> None:
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f.write(val)
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f.write('\n')
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# Reference: https://stackoverflow.com/questions/29213106/how-to-securely-escape-command-line-arguments-for-the-cmd-exe-shell-on-windows
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def escape_for_cmd_exe(arg):
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meta_re = re.compile(r'([()%!^"<>&|])')
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return meta_re.sub('^\1', arg)
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def escape_cmd_argument(arg):
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if not arg or re.search(r'(["\s])', arg):
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arg = '"' + arg.replace('"', r'\"') + '"'
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return escape_for_cmd_exe(arg)
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def escape_sh_argument(arg):
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return shlex.quote(arg)
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class ScriptSettings:
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m_CppVersion: str
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m_BuildDoc: bool
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m_PIC: bool
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def __init__(self, cpp_ver: str, build_doc: bool, pic: bool):
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self.m_CppVersion = cpp_ver
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self.m_BuildDoc = build_doc
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self.m_PIC = pic
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class TemplateRender:
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m_Loader: jinja2.BaseLoader
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m_Environment: jinja2.Environment
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m_WinTemplate: jinja2.Template
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m_LinuxTemplate: jinja2.Template
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m_Settings: ScriptSettings
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def __init__(self, settings: ScriptSettings) -> None:
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self.m_Loader = jinja2.FileSystemLoader(self.__get_dir())
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self.m_Environment = jinja2.Environment(loader=self.m_Loader)
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self.m_WinTemplate = self.m_Environment.get_template('win_build.template.bat')
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self.m_LinuxTemplate = self.m_Environment.get_template('linux_build.template.sh')
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self.m_Settings = settings
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def __get_dir(self) -> str:
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return os.path.dirname(__file__)
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def __escape_path(self, val: str, is_win: bool) -> str:
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if is_win: return escape_cmd_argument(val)
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else: return escape_sh_argument(val)
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def __render(self, template: jinja2.Template, dest_file: str, is_win: bool) -> None:
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with open(os.path.join(self.__get_dir(), dest_file), 'w', encoding='utf-8') as f:
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f.write(template.render(
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repo_root_dir = self.__escape_path(os.path.dirname(self.__get_dir()), is_win),
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cpp_version = self.m_Settings.m_CppVersion,
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build_doc = self.m_Settings.m_BuildDoc,
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pic = settings.m_PIC
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))
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def render_win_script(self) -> None:
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self.__render(self.m_WinTemplate, 'win_build.bat', True)
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def render_linux_script(self) -> None:
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self.__render(self.m_LinuxTemplate, 'linux_build.sh', False)
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if __name__ == '__main__':
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# parse argument
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parser = argparse.ArgumentParser(
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prog='YYCC Windows Build Script Generator',
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description='YYCC Windows Build Script Generator'
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)
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parser.add_argument(
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'-c', '--cpp',
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action='store', default='17', dest='cpp', type=validate_cpp_ver,
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help='The version of C++ standard used when building.'
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)
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parser.add_argument(
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'-d', '--build-doc',
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action='store_true', dest='build_doc',
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help='Build YYCC without documentation.'
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)
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parser.add_argument(
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'-p', '--pic',
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action='store_true', dest='pic',
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help='Enable Position Independent Code flag on non-Windows platform. This is crucial for compiling dynamic library using this library.'
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)
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args = parser.parse_args()
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# build settings
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settings = ScriptSettings(args.cpp, args.build_doc, args.pic)
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# build template render and render result
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render = TemplateRender(settings)
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render.render_win_script()
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render.render_linux_script()
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