diff options
| -rw-r--r-- | interpreter.py | 42 | ||||
| -rw-r--r-- | test cases/common/38 run program/meson.build | 19 |
2 files changed, 60 insertions, 1 deletions
diff --git a/interpreter.py b/interpreter.py index 25a7d50..8747801 100644 --- a/interpreter.py +++ b/interpreter.py @@ -17,7 +17,7 @@ import nodes import environment import coredata import dependencies -import os, sys, platform, copy +import os, sys, platform, copy, subprocess class InterpreterException(coredata.MesonException): pass @@ -37,6 +37,32 @@ class InterpreterObject(): return self.methods[method_name](args, kwargs) raise InvalidCode('Unknown method "%s" in object.' % method_name) +class RunProcess(InterpreterObject): + + def __init__(self, command_array): + super().__init__() + try: + pc = subprocess.Popen(command_array, stdout=subprocess.PIPE, stderr=subprocess.PIPE) + except FileNotFoundError: + raise InterpreterException('Command "%s" not found.' % command_array[0]) + (stdout, stderr) = pc.communicate() + self.returncode = pc.returncode + self.stdout = stdout.decode() + self.stderr = stderr.decode() + self.methods.update({'returncode' : self.returncode_method, + 'stdout' : self.stdout_method, + 'stderr' : self.stderr_method, + }) + + def returncode_method(self, args, kwargs): + return self.returncode + + def stdout_method(self, args, kwargs): + return self.stdout + + def stderr_method(self, args, kwargs): + return self.stderr + class ConfigurationData(InterpreterObject): def __init__(self): super().__init__() @@ -679,6 +705,7 @@ class Interpreter(): 'find_program' : self.func_find_program, 'find_library' : self.func_find_library, 'configuration_data' : self.func_configuration_data, + 'run_command' : self.func_run_command, } def get_build_def_files(self): @@ -768,6 +795,12 @@ class Interpreter(): print(wanted) raise InvalidArguments('Incorrect argument type.') + def func_run_command(self, node, args, kwargs): + for i in args: + if not isinstance(i, str): + raise InterpreterObject('Run_command arguments must be strings.') + return RunProcess(args) + def func_configuration_data(self, node, args, kwargs): if len(args) != 0: raise InterpreterException('configuration_data takes no arguments') @@ -1067,12 +1100,19 @@ class Interpreter(): a = args.kwargs[key] reduced_kw[key] = self.reduce_single(a) return (reduced_pos, reduced_kw) + + def string_method_call(self, obj, method_name): + if method_name == 'strip': + return obj.strip() + raise InterpreterException('Unknown method "%s" for a string.' % method_name) def method_call(self, node): object_name = node.object_name.get_value() method_name = node.method_name.get_value() args = node.arguments obj = self.get_variable(object_name) + if isinstance(obj, str): + return self.string_method_call(obj, method_name) if not isinstance(obj, InterpreterObject): raise InvalidArguments('Variable "%s" is not callable.' % object_name) (args, kwargs) = self.reduce_arguments(args) diff --git a/test cases/common/38 run program/meson.build b/test cases/common/38 run program/meson.build new file mode 100644 index 0000000..559f5cd --- /dev/null +++ b/test cases/common/38 run program/meson.build @@ -0,0 +1,19 @@ +project('run command', 'c') + +c = run_command('echo', 'hello') +correct = 'hello' + +if c.returncode() != 0 + error('Executing echo failed.') +endif + +result = c.stdout() +result = result.strip() + +if result != correct + error('Getting stdout failed.') +endif + +if c.stderr() != '' + error('Extra text in stderr.') +endif |