bpo-36763: Cleanup precmdline in _PyCoreConfig_Read() (GH-13371)

precmdline is only needed in _PyCoreConfig_Read(), not in
config_read_cmdline(). Reorganize _PyCoreConfig_Read().
This commit is contained in:
Victor Stinner 2019-05-17 03:15:12 +02:00 committed by GitHub
parent aee19f54f6
commit 870b035bc6
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 54 additions and 47 deletions

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@ -17,6 +17,6 @@ typedef struct {
int val;
} _PyOS_LongOption;
extern int _PyOS_GetOpt(Py_ssize_t argc, wchar_t **argv, int *longindex);
extern int _PyOS_GetOpt(Py_ssize_t argc, wchar_t * const *argv, int *longindex);
#endif /* !Py_INTERNAL_PYGETOPT_H */

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@ -1486,21 +1486,11 @@ config_init_fs_encoding(_PyCoreConfig *config, const _PyPreConfig *preconfig)
static _PyInitError
config_read(_PyCoreConfig *config, _PyPreCmdline *cmdline)
config_read(_PyCoreConfig *config)
{
_PyInitError err;
const _PyPreConfig *preconfig = &_PyRuntime.preconfig;
if (_PyPreCmdline_SetCoreConfig(cmdline, config) < 0) {
return _Py_INIT_NO_MEMORY();
}
if (config->isolated > 0) {
/* _PyPreCmdline_Read() sets use_environment to 0 if isolated is set,
_PyPreCmdline_SetCoreConfig() overrides config->use_environment. */
config->user_site_directory = 0;
}
if (config->use_environment) {
err = config_read_env_vars(config);
if (_Py_INIT_FAILED(err)) {
@ -1584,6 +1574,19 @@ config_read(_PyCoreConfig *config, _PyPreCmdline *cmdline)
return _Py_INIT_NO_MEMORY();
}
}
if (config->check_hash_pycs_mode == NULL) {
err = _PyCoreConfig_SetString(&config->check_hash_pycs_mode,
L"default");
if (_Py_INIT_FAILED(err)) {
return err;
}
}
if (config->configure_c_stdio < 0) {
config->configure_c_stdio = 1;
}
return _Py_INIT_OK();
}
@ -1669,11 +1672,11 @@ config_usage(int error, const wchar_t* program)
/* Parse the command line arguments */
static _PyInitError
config_parse_cmdline(_PyCoreConfig *config, _PyPreCmdline *precmdline,
_PyWstrList *warnoptions, int *opt_index)
config_parse_cmdline(_PyCoreConfig *config, _PyWstrList *warnoptions,
int *opt_index)
{
_PyInitError err;
const _PyWstrList *argv = &precmdline->argv;
const _PyWstrList *argv = &config->argv;
int print_version = 0;
_PyOS_ResetGetOpt();
@ -1890,9 +1893,9 @@ config_init_env_warnoptions(const _PyCoreConfig *config, _PyWstrList *warnoption
static _PyInitError
config_init_program(_PyCoreConfig *config, const _PyPreCmdline *cmdline)
config_init_program(_PyCoreConfig *config)
{
const _PyWstrList *argv = &cmdline->argv;
const _PyWstrList *argv = &config->argv;
wchar_t *program;
if (argv->length >= 1) {
program = argv->items[0];
@ -1987,10 +1990,9 @@ config_init_warnoptions(_PyCoreConfig *config,
static _PyInitError
config_update_argv(_PyCoreConfig *config, const _PyPreCmdline *cmdline,
int opt_index)
config_update_argv(_PyCoreConfig *config, int opt_index)
{
const _PyWstrList *cmdline_argv = &cmdline->argv;
const _PyWstrList *cmdline_argv = &config->argv;
_PyWstrList config_argv = _PyWstrList_INIT;
/* Copy argv to be able to modify it (to force -c/-m) */
@ -2054,6 +2056,16 @@ core_read_precmdline(_PyCoreConfig *config, _PyPreCmdline *precmdline)
_PyCoreConfig_GetCoreConfig(&preconfig, config);
err = _PyPreCmdline_Read(precmdline, &preconfig);
if (_Py_INIT_FAILED(err)) {
goto done;
}
if (_PyPreCmdline_SetCoreConfig(precmdline, config) < 0) {
err = _Py_INIT_NO_MEMORY();
goto done;
}
err = _Py_INIT_OK();
done:
_PyPreConfig_Clear(&preconfig);
@ -2062,7 +2074,7 @@ done:
static _PyInitError
config_read_cmdline(_PyCoreConfig *config, _PyPreCmdline *precmdline)
config_read_cmdline(_PyCoreConfig *config)
{
_PyInitError err;
_PyWstrList cmdline_warnoptions = _PyWstrList_INIT;
@ -2071,29 +2083,27 @@ config_read_cmdline(_PyCoreConfig *config, _PyPreCmdline *precmdline)
if (config->parse_argv < 0) {
config->parse_argv = 1;
}
if (config->configure_c_stdio < 0) {
config->configure_c_stdio = 1;
if (config->program == NULL) {
err = config_init_program(config);
if (_Py_INIT_FAILED(err)) {
goto done;
}
}
if (config->parse_argv) {
int opt_index;
err = config_parse_cmdline(config, precmdline, &cmdline_warnoptions,
&opt_index);
err = config_parse_cmdline(config, &cmdline_warnoptions, &opt_index);
if (_Py_INIT_FAILED(err)) {
goto done;
}
err = config_update_argv(config, precmdline, opt_index);
err = config_update_argv(config, opt_index);
if (_Py_INIT_FAILED(err)) {
goto done;
}
}
err = config_read(config, precmdline);
if (_Py_INIT_FAILED(err)) {
goto done;
}
if (config->use_environment) {
err = config_init_env_warnoptions(config, &env_warnoptions);
if (_Py_INIT_FAILED(err)) {
@ -2107,13 +2117,6 @@ config_read_cmdline(_PyCoreConfig *config, _PyPreCmdline *precmdline)
goto done;
}
if (config->check_hash_pycs_mode == NULL) {
err = _PyCoreConfig_SetString(&config->check_hash_pycs_mode, L"default");
if (_Py_INIT_FAILED(err)) {
goto done;
}
}
err = _Py_INIT_OK();
done:
@ -2199,14 +2202,18 @@ _PyCoreConfig_Read(_PyCoreConfig *config)
goto done;
}
if (config->program == NULL) {
err = config_init_program(config, &precmdline);
assert(config->isolated >= 0);
if (config->isolated) {
config->use_environment = 0;
config->user_site_directory = 0;
}
err = config_read_cmdline(config);
if (_Py_INIT_FAILED(err)) {
goto done;
}
}
err = config_read_cmdline(config, &precmdline);
err = config_read(config);
if (_Py_INIT_FAILED(err)) {
goto done;
}

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@ -41,7 +41,7 @@ int _PyOS_opterr = 1; /* generate error messages */
Py_ssize_t _PyOS_optind = 1; /* index into argv array */
const wchar_t *_PyOS_optarg = NULL; /* optional argument */
static wchar_t *opt_ptr = L"";
static const wchar_t *opt_ptr = L"";
/* Python command line short and long options */
@ -61,7 +61,7 @@ void _PyOS_ResetGetOpt(void)
opt_ptr = L"";
}
int _PyOS_GetOpt(Py_ssize_t argc, wchar_t **argv, int *longindex)
int _PyOS_GetOpt(Py_ssize_t argc, wchar_t * const *argv, int *longindex)
{
wchar_t *ptr;
wchar_t option;

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@ -174,7 +174,7 @@ _PyPreCmdline_SetCoreConfig(const _PyPreCmdline *cmdline, _PyCoreConfig *config)
static _PyInitError
precmdline_parse_cmdline(_PyPreCmdline *cmdline)
{
_PyWstrList *argv = &cmdline->argv;
const _PyWstrList *argv = &cmdline->argv;
_PyOS_ResetGetOpt();
/* Don't log parsing errors into stderr here: _PyCoreConfig_Read()