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# 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
hello_vala_template = '''void main (string[] args) {{
stdout.printf ("Hello {project_name}!\\n");
}}
'''
hello_vala_meson_template = '''project('{project_name}', ['c', 'vala'],
version : '{version}')
dependencies = [
dependency('glib-2.0'),
dependency('gobject-2.0'),
]
exe = executable('{exe_name}', '{source_name}', dependencies : dependencies,
install : true)
test('basic', exe)
'''
lib_vala_template = '''namespace {namespace} {{
public int sum(int a, int b) {{
return(a + b);
}}
public int square(int a) {{
return(a * a);
}}
}}
'''
lib_vala_test_template = '''using {namespace};
public void main() {{
stdout.printf("\nTesting shlib");
stdout.printf("\n\t2 + 3 is %d", sum(2, 3));
stdout.printf("\n\t8 squared is %d\\n", square(8));
}}
'''
lib_vala_meson_template = '''project('{project_name}', ['c', 'vala'],
version : '{version}')
dependencies = [
dependency('glib-2.0'),
dependency('gobject-2.0'),
]
# These arguments are only used to build the shared library
# not the executables that use the library.
shlib = shared_library('foo', '{source_file}',
dependencies: dependencies,
install: true,
install_dir: [true, true, true])
test_exe = executable('{test_exe_name}', '{test_source_file}', dependencies : dependencies,
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)
'''
class ValaProject(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 + '.vala'
open(source_name, 'w', encoding='utf-8').write(hello_vala_template.format(project_name=self.name))
open('meson.build', 'w', encoding='utf-8').write(
hello_vala_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()
class_name = uppercase_token[0] + lowercase_token[1:]
test_exe_name = lowercase_token + '_test'
namespace = lowercase_token
lib_vala_name = lowercase_token + '.vala'
test_vala_name = lowercase_token + '_test.vala'
kwargs = {'utoken': uppercase_token,
'ltoken': lowercase_token,
'header_dir': lowercase_token,
'class_name': class_name,
'namespace': namespace,
'source_file': lib_vala_name,
'test_source_file': test_vala_name,
'test_exe_name': test_exe_name,
'project_name': self.name,
'lib_name': lowercase_token,
'test_name': lowercase_token,
'version': self.version,
}
open(lib_vala_name, 'w', encoding='utf-8').write(lib_vala_template.format(**kwargs))
open(test_vala_name, 'w', encoding='utf-8').write(lib_vala_test_template.format(**kwargs))
open('meson.build', 'w', encoding='utf-8').write(lib_vala_meson_template.format(**kwargs))
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