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Diffstat (limited to '')
-rw-r--r-- | mesonbuild/templates/ctemplates.py | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/mesonbuild/templates/ctemplates.py b/mesonbuild/templates/ctemplates.py new file mode 100644 index 0000000..0c7141a --- /dev/null +++ b/mesonbuild/templates/ctemplates.py @@ -0,0 +1,168 @@ +# Copyright 2019 The Meson development team + +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at + +# http://www.apache.org/licenses/LICENSE-2.0 + +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +from __future__ import annotations + +from mesonbuild.templates.sampleimpl import SampleImpl +import re + + +lib_h_template = '''#pragma once +#if defined _WIN32 || defined __CYGWIN__ + #ifdef BUILDING_{utoken} + #define {utoken}_PUBLIC __declspec(dllexport) + #else + #define {utoken}_PUBLIC __declspec(dllimport) + #endif +#else + #ifdef BUILDING_{utoken} + #define {utoken}_PUBLIC __attribute__ ((visibility ("default"))) + #else + #define {utoken}_PUBLIC + #endif +#endif + +int {utoken}_PUBLIC {function_name}(); + +''' + +lib_c_template = '''#include <{header_file}> + +/* This function will not be exported and is not + * directly callable by users of this library. + */ +int internal_function() {{ + return 0; +}} + +int {function_name}() {{ + return internal_function(); +}} +''' + +lib_c_test_template = '''#include <{header_file}> +#include <stdio.h> + +int main(int argc, char **argv) {{ + if(argc != 1) {{ + printf("%s takes no arguments.\\n", argv[0]); + return 1; + }} + return {function_name}(); +}} +''' + +lib_c_meson_template = '''project('{project_name}', 'c', + version : '{version}', + default_options : ['warning_level=3']) + +# These arguments are only used to build the shared library +# not the executables that use the library. +lib_args = ['-DBUILDING_{utoken}'] + +shlib = shared_library('{lib_name}', '{source_file}', + install : true, + c_args : lib_args, + gnu_symbol_visibility : 'hidden', +) + +test_exe = executable('{test_exe_name}', '{test_source_file}', + link_with : shlib) +test('{test_name}', test_exe) + +# Make this library usable as a Meson subproject. +{ltoken}_dep = declare_dependency( + include_directories: include_directories('.'), + link_with : shlib) + +# Make this library usable from the system's +# package manager. +install_headers('{header_file}', subdir : '{header_dir}') + +pkg_mod = import('pkgconfig') +pkg_mod.generate( + name : '{project_name}', + filebase : '{ltoken}', + description : 'Meson sample project.', + subdirs : '{header_dir}', + libraries : shlib, + version : '{version}', +) +''' + +hello_c_template = '''#include <stdio.h> + +#define PROJECT_NAME "{project_name}" + +int main(int argc, char **argv) {{ + if(argc != 1) {{ + printf("%s takes no arguments.\\n", argv[0]); + return 1; + }} + printf("This is project %s.\\n", PROJECT_NAME); + return 0; +}} +''' + +hello_c_meson_template = '''project('{project_name}', 'c', + version : '{version}', + default_options : ['warning_level=3']) + +exe = executable('{exe_name}', '{source_name}', + install : true) + +test('basic', exe) +''' + + +class CProject(SampleImpl): + def __init__(self, options): + super().__init__() + self.name = options.name + self.version = options.version + + def create_executable(self) -> None: + lowercase_token = re.sub(r'[^a-z0-9]', '_', self.name.lower()) + source_name = lowercase_token + '.c' + open(source_name, 'w', encoding='utf-8').write(hello_c_template.format(project_name=self.name)) + open('meson.build', 'w', encoding='utf-8').write( + hello_c_meson_template.format(project_name=self.name, + exe_name=lowercase_token, + source_name=source_name, + version=self.version)) + + def create_library(self) -> None: + lowercase_token = re.sub(r'[^a-z0-9]', '_', self.name.lower()) + uppercase_token = lowercase_token.upper() + function_name = lowercase_token[0:3] + '_func' + test_exe_name = lowercase_token + '_test' + lib_h_name = lowercase_token + '.h' + lib_c_name = lowercase_token + '.c' + test_c_name = lowercase_token + '_test.c' + kwargs = {'utoken': uppercase_token, + 'ltoken': lowercase_token, + 'header_dir': lowercase_token, + 'function_name': function_name, + 'header_file': lib_h_name, + 'source_file': lib_c_name, + 'test_source_file': test_c_name, + 'test_exe_name': test_exe_name, + 'project_name': self.name, + 'lib_name': lowercase_token, + 'test_name': lowercase_token, + 'version': self.version, + } + open(lib_h_name, 'w', encoding='utf-8').write(lib_h_template.format(**kwargs)) + open(lib_c_name, 'w', encoding='utf-8').write(lib_c_template.format(**kwargs)) + open(test_c_name, 'w', encoding='utf-8').write(lib_c_test_template.format(**kwargs)) + open('meson.build', 'w', encoding='utf-8').write(lib_c_meson_template.format(**kwargs)) |