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bpo-31877: Add _Py_LegacyLocaleDetected and _PyCoerceLegacyLocale to pylifecycle.h (GH-4134)

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Only declaring these as interns inside the CLI's main C module
caused build problems on some platforms (notably Cygwin), so
this switches them to a regular underscore prefixed "private" C
API declaration.
This commit is contained in:
Erik Bray 2017-10-27 11:46:03 +02:00 committed by Nick Coghlan
parent 2f3d6993d7
commit 031c4bfadb
2 changed files with 16 additions and 14 deletions
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6
Include/pylifecycle.h
View File

@ -133,6 +133,12 @@ PyAPI_FUNC(int) _PyOS_URandom(void *buffer, Py_ssize_t size);
PyAPI_FUNC(int) _PyOS_URandomNonblock(void *buffer, Py_ssize_t size);
#endif /* !Py_LIMITED_API */
/* Legacy locale support */
#ifndef Py_LIMITED_API
PyAPI_FUNC(void) _Py_CoerceLegacyLocale(void);
PyAPI_FUNC(int) _Py_LegacyLocaleDetected(void);
#endif
#ifdef __cplusplus
}
#endif

24
Programs/python.c
View File

@ -15,20 +15,6 @@ wmain(int argc, wchar_t **argv)
}
#else
/* Access private pylifecycle helper API to better handle the legacy C locale
*
* The legacy C locale assumes ASCII as the default text encoding, which
* causes problems not only for the CPython runtime, but also other
* components like GNU readline.
*
* Accordingly, when the CLI detects it, it attempts to coerce it to a
* more capable UTF-8 based alternative.
*
* See the documentation of the PYTHONCOERCECLOCALE setting for more details.
*
*/
extern int _Py_LegacyLocaleDetected(void);
extern void _Py_CoerceLegacyLocale(void);
int
main(int argc, char **argv)
@ -78,6 +64,16 @@ main(int argc, char **argv)
setlocale(LC_ALL, "");
#endif
/* The legacy C locale assumes ASCII as the default text encoding, which
* causes problems not only for the CPython runtime, but also other
* components like GNU readline.
*
* Accordingly, when the CLI detects it, it attempts to coerce it to a
* more capable UTF-8 based alternative.
*
* See the documentation of the PYTHONCOERCECLOCALE setting for more
* details.
*/
if (_Py_LegacyLocaleDetected()) {
_Py_CoerceLegacyLocale();
}