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Code Issues Releases Activity

bpo-36763: Remove _PyCoreConfig.program (GH-13373)

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Use _PyCoreConfig.program_name instead.
This commit is contained in:
Victor Stinner 2019-05-17 11:12:09 +02:00 committed by GitHub
parent 245f528a92
commit fed02e15b3
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GPG Key ID: 4AEE18F83AFDEB23
5 changed files with 27 additions and 59 deletions
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14
Include/cpython/coreconfig.h
View File

@ -218,11 +218,15 @@ typedef struct {
always exists and is never empty. */
_PyWstrList argv;
/* Program: argv[0] or "".
Used to display Python usage if parsing command line arguments fails.
Used to initialize the default value of program_name */
wchar_t *program;
wchar_t *program_name; /* Program name, see also Py_GetProgramName() */
/* Program name:
- If Py_SetProgramName() was called, use its value.
- On macOS, use PYTHONEXECUTABLE environment variable if set.
- If WITH_NEXT_FRAMEWORK macro is defined, use __PYVENV_LAUNCHER__
environment variable is set.
- Use argv[0] if available and non-empty.
- Use "python" on Windows, or "python3 on other platforms. */
wchar_t *program_name;
_PyWstrList xoptions; /* Command line -X options */
_PyWstrList warnoptions; /* Warnings options */

5
Lib/test/test_embed.py
View File

@ -306,7 +306,6 @@ class InitConfigTests(EmbeddingTestsMixin, unittest.TestCase):
'program_name': GET_DEFAULT_CONFIG,
'parse_argv': 1,
'argv': [""],
'program': '',
'xoptions': [],
'warnoptions': [],
@ -586,7 +585,6 @@ class InitConfigTests(EmbeddingTestsMixin, unittest.TestCase):
'pycache_prefix': 'conf_pycache_prefix',
'program_name': './conf_program_name',
'argv': ['-c', 'arg2'],
'program': 'conf_program',
'xoptions': ['core_xoption1=3', 'core_xoption2=', 'core_xoption3'],
'warnoptions': ['error::ResourceWarning', 'default::BytesWarning'],
'run_command': 'pass\n',
@ -704,7 +702,6 @@ class InitConfigTests(EmbeddingTestsMixin, unittest.TestCase):
'print(json.dumps(_testinternalcapi.get_configs()))')
core_config = {
'argv': ['-c', 'arg2'],
'program': 'python3',
'program_name': './python3',
'run_command': code + '\n',
}
@ -716,7 +713,6 @@ class InitConfigTests(EmbeddingTestsMixin, unittest.TestCase):
'print(json.dumps(_testinternalcapi.get_configs()))')
core_config = {
'argv': ['-c', 'arg2'],
'program': 'python3',
'program_name': './python3',
'run_command': code + '\n',
'_init_main': 0,
@ -728,7 +724,6 @@ class InitConfigTests(EmbeddingTestsMixin, unittest.TestCase):
core_config = {
'argv': ['-v', '-c', 'arg1', '-W', 'arg2'],
'parse_argv': 0,
'program': 'program',
}
self.check_config("init_dont_parse_argv", core_config, {})

4
Modules/main.c
View File

@ -283,7 +283,7 @@ pymain_run_file(_PyCoreConfig *config, PyCompilerFlags *cf)
else
cfilename = "<unprintable file name>";
fprintf(stderr, "%ls: can't open file '%s': [Errno %d] %s\n",
config->program, cfilename, err, strerror(err));
config->program_name, cfilename, err, strerror(err));
PyMem_RawFree(cfilename_buffer);
return 2;
}
@ -303,7 +303,7 @@ pymain_run_file(_PyCoreConfig *config, PyCompilerFlags *cf)
if (_Py_fstat_noraise(fileno(fp), &sb) == 0 && S_ISDIR(sb.st_mode)) {
fprintf(stderr,
"%ls: '%ls' is a directory, cannot continue\n",
config->program, filename);
config->program_name, filename);
fclose(fp);
return 1;
}

3
Programs/_testembed.c
View File

@ -433,8 +433,6 @@ static int test_init_from_config(void)
config.argv.length = Py_ARRAY_LENGTH(argv);
config.argv.items = argv;
config.program = L"conf_program";
static wchar_t* xoptions[3] = {
L"core_xoption1=3",
L"core_xoption2=",
@ -532,7 +530,6 @@ static int test_init_dont_parse_argv(void)
L"arg2",
};
config.program = L"program";
config.program_name = L"./_testembed";
config.argv.length = Py_ARRAY_LENGTH(argv);

60
Python/coreconfig.c
View File

@ -492,7 +492,6 @@ _PyCoreConfig_Clear(_PyCoreConfig *config)
CLEAR(config->module_search_path_env);
CLEAR(config->home);
CLEAR(config->program_name);
CLEAR(config->program);
_PyWstrList_Clear(&config->argv);
_PyWstrList_Clear(&config->warnoptions);
@ -626,7 +625,6 @@ _PyCoreConfig_Copy(_PyCoreConfig *config, const _PyCoreConfig *config2)
COPY_WSTR_ATTR(module_search_path_env);
COPY_WSTR_ATTR(home);
COPY_WSTR_ATTR(program_name);
COPY_WSTR_ATTR(program);
COPY_ATTR(parse_argv);
COPY_WSTRLIST(argv);
@ -732,7 +730,6 @@ _PyCoreConfig_AsDict(const _PyCoreConfig *config)
SET_ITEM_WSTR(program_name);
SET_ITEM_INT(parse_argv);
SET_ITEM_WSTRLIST(argv);
SET_ITEM_WSTR(program);
SET_ITEM_WSTRLIST(xoptions);
SET_ITEM_WSTRLIST(warnoptions);
SET_ITEM_WSTR(module_search_path_env);
@ -918,7 +915,6 @@ static _PyInitError
config_init_program_name(_PyCoreConfig *config)
{
_PyInitError err;
assert(config->program_name == NULL);
/* If Py_SetProgramName() was called, use its value */
const wchar_t *program_name = _Py_path_config.program_name;
@ -967,16 +963,17 @@ config_init_program_name(_PyCoreConfig *config)
#endif /* WITH_NEXT_FRAMEWORK */
#endif /* __APPLE__ */
/* Use argv[0] by default, if available */
if (config->program != NULL) {
err = _PyCoreConfig_SetString(&config->program_name, config->program);
if (_Py_INIT_FAILED(err)) {
return err;
/* Use argv[0] if available and non-empty */
const _PyWstrList *argv = &config->argv;
if (argv->length >= 1 && argv->items[0][0] != L'\0') {
config->program_name = _PyMem_RawWcsdup(argv->items[0]);
if (config->program_name == NULL) {
return _Py_INIT_NO_MEMORY();
}
return _Py_INIT_OK();
}
/* Last fall back: hardcoded string */
/* Last fall back: hardcoded name */
#ifdef MS_WINDOWS
const wchar_t *default_program_name = L"python";
#else
@ -1518,13 +1515,6 @@ config_read(_PyCoreConfig *config)
}
}
if (config->program_name == NULL) {
err = config_init_program_name(config);
if (_Py_INIT_FAILED(err)) {
return err;
}
}
if (config->executable == NULL) {
err = config_init_executable(config);
if (_Py_INIT_FAILED(err)) {
@ -1678,6 +1668,7 @@ config_parse_cmdline(_PyCoreConfig *config, _PyWstrList *warnoptions,
_PyInitError err;
const _PyWstrList *argv = &config->argv;
int print_version = 0;
const wchar_t* program = config->program_name;
_PyOS_ResetGetOpt();
do {
@ -1734,7 +1725,7 @@ config_parse_cmdline(_PyCoreConfig *config, _PyWstrList *warnoptions,
} else {
fprintf(stderr, "--check-hash-based-pycs must be one of "
"'default', 'always', or 'never'\n");
config_usage(1, config->program);
config_usage(1, program);
return _Py_INIT_EXIT(2);
}
break;
@ -1794,7 +1785,7 @@ config_parse_cmdline(_PyCoreConfig *config, _PyWstrList *warnoptions,
case 'h':
case '?':
config_usage(0, config->program);
config_usage(0, program);
return _Py_INIT_EXIT(0);
case 'V':
@ -1819,7 +1810,7 @@ config_parse_cmdline(_PyCoreConfig *config, _PyWstrList *warnoptions,
default:
/* unknown argument: parsing failed */
config_usage(1, config->program);
config_usage(1, program);
return _Py_INIT_EXIT(2);
}
} while (1);
@ -1892,26 +1883,6 @@ config_init_env_warnoptions(const _PyCoreConfig *config, _PyWstrList *warnoption
}
static _PyInitError
config_init_program(_PyCoreConfig *config)
{
const _PyWstrList *argv = &config->argv;
wchar_t *program;
if (argv->length >= 1) {
program = argv->items[0];
}
else {
program = L"";
}
config->program = _PyMem_RawWcsdup(program);
if (config->program == NULL) {
return _Py_INIT_NO_MEMORY();
}
return _Py_INIT_OK();
}
static int
config_add_warnoption(_PyCoreConfig *config, const wchar_t *option)
{
@ -2084,10 +2055,10 @@ config_read_cmdline(_PyCoreConfig *config)
config->parse_argv = 1;
}
if (config->program == NULL) {
err = config_init_program(config);
if (config->program_name == NULL) {
err = config_init_program_name(config);
if (_Py_INIT_FAILED(err)) {
goto done;
return err;
}
}
@ -2218,6 +2189,8 @@ _PyCoreConfig_Read(_PyCoreConfig *config)
goto done;
}
/* precmdline.argv is a copy of config.argv which is modified
by config_read_cmdline() */
const _PyWstrList *argv = &precmdline.argv;
if (_Py_SetArgcArgv(argv->length, argv->items) < 0) {
err = _Py_INIT_NO_MEMORY();
@ -2246,7 +2219,6 @@ _PyCoreConfig_Read(_PyCoreConfig *config)
assert(config->configure_c_stdio >= 0);
assert(config->buffered_stdio >= 0);
assert(config->program_name != NULL);
assert(config->program != NULL);
assert(_PyWstrList_CheckConsistency(&config->argv));
/* sys.argv must be non-empty: empty argv is replaced with [''] */
assert(config->argv.length >= 1);