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cpython/Python/pythonrun.c

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/* Top level execution of Python code (including in __main__) */
/* To help control the interfaces between the startup, execution and
* shutdown code, the phases are split across separate modules (bootstrap,
* pythonrun, shutdown)
*/
/* TODO: Cull includes following phase split */
#include <stdbool.h>
#include "Python.h"
#include "pycore_ast.h" // PyAST_mod2obj
#include "pycore_compile.h" // _PyAST_Compile()
#include "pycore_interp.h" // PyInterpreterState.importlib
#include "pycore_object.h" // _PyDebug_PrintTotalRefs()
#include "pycore_parser.h" // _PyParser_ASTFromString()
#include "pycore_pyerrors.h" // _PyErr_Fetch, _Py_Offer_Suggestions
#include "pycore_pylifecycle.h" // _Py_UnhandledKeyboardInterrupt
#include "pycore_pystate.h" // _PyInterpreterState_GET()
#include "pycore_sysmodule.h" // _PySys_Audit()
#include "pycore_traceback.h" // _PyTraceBack_Print_Indented()
#include "token.h" // INDENT
#include "errcode.h" // E_EOF
#include "code.h" // PyCodeObject
#include "marshal.h" // PyMarshal_ReadLongFromFile()
#ifdef MS_WINDOWS
# include "malloc.h" // alloca()
#endif
#ifdef MS_WINDOWS
# undef BYTE
# include "windows.h"
#endif
_Py_IDENTIFIER(__main__);
_Py_IDENTIFIER(builtins);
_Py_IDENTIFIER(excepthook);
_Py_IDENTIFIER(flush);
_Py_IDENTIFIER(last_traceback);
_Py_IDENTIFIER(last_type);
_Py_IDENTIFIER(last_value);
_Py_IDENTIFIER(ps1);
_Py_IDENTIFIER(ps2);
_Py_IDENTIFIER(stdin);
_Py_IDENTIFIER(stdout);
_Py_IDENTIFIER(stderr);
_Py_static_string(PyId_string, "<string>");
#ifdef __cplusplus
extern "C" {
#endif
/* Forward */
static void flush_io(void);
static PyObject *run_mod(mod_ty, PyObject *, PyObject *, PyObject *,
PyCompilerFlags *, PyArena *);
static PyObject *run_pyc_file(FILE *, PyObject *, PyObject *,
PyCompilerFlags *);
static int PyRun_InteractiveOneObjectEx(FILE *, PyObject *, PyCompilerFlags *);
static PyObject* pyrun_file(FILE *fp, PyObject *filename, int start,
PyObject *globals, PyObject *locals, int closeit,
PyCompilerFlags *flags);
int
_PyRun_AnyFileObject(FILE *fp, PyObject *filename, int closeit,
PyCompilerFlags *flags)
{
int decref_filename = 0;
if (filename == NULL) {
filename = PyUnicode_FromString("???");
if (filename == NULL) {
PyErr_Print();
return -1;
}
decref_filename = 1;
}
int res;
if (_Py_FdIsInteractive(fp, filename)) {
res = _PyRun_InteractiveLoopObject(fp, filename, flags);
if (closeit) {
fclose(fp);
}
}
else {
res = _PyRun_SimpleFileObject(fp, filename, closeit, flags);
}
if (decref_filename) {
Py_DECREF(filename);
}
return res;
}
/* Parse input from a file and execute it */
int
PyRun_AnyFileExFlags(FILE *fp, const char *filename, int closeit,
PyCompilerFlags *flags)
{
PyObject *filename_obj;
if (filename != NULL) {
filename_obj = PyUnicode_DecodeFSDefault(filename);
if (filename_obj == NULL) {
PyErr_Print();
return -1;
}
}
else {
filename_obj = NULL;
}
int res = _PyRun_AnyFileObject(fp, filename_obj, closeit, flags);
Py_XDECREF(filename_obj);
return res;
}
int
_PyRun_InteractiveLoopObject(FILE *fp, PyObject *filename, PyCompilerFlags *flags)
{
PyCompilerFlags local_flags = _PyCompilerFlags_INIT;
if (flags == NULL) {
flags = &local_flags;
}
PyObject *v = _PySys_GetObjectId(&PyId_ps1);
if (v == NULL) {
_PySys_SetObjectId(&PyId_ps1, v = PyUnicode_FromString(">>> "));
Py_XDECREF(v);
}
v = _PySys_GetObjectId(&PyId_ps2);
if (v == NULL) {
_PySys_SetObjectId(&PyId_ps2, v = PyUnicode_FromString("... "));
Py_XDECREF(v);
}
#ifdef Py_REF_DEBUG
int show_ref_count = _Py_GetConfig()->show_ref_count;
#endif
int err = 0;
int ret;
int nomem_count = 0;
do {
ret = PyRun_InteractiveOneObjectEx(fp, filename, flags);
if (ret == -1 && PyErr_Occurred()) {
/* Prevent an endless loop after multiple consecutive MemoryErrors
* while still allowing an interactive command to fail with a
* MemoryError. */
if (PyErr_ExceptionMatches(PyExc_MemoryError)) {
if (++nomem_count > 16) {
PyErr_Clear();
err = -1;
break;
}
} else {
nomem_count = 0;
}
PyErr_Print();
flush_io();
} else {
nomem_count = 0;
}
#ifdef Py_REF_DEBUG
if (show_ref_count) {
_PyDebug_PrintTotalRefs();
}
#endif
} while (ret != E_EOF);
return err;
}
int
PyRun_InteractiveLoopFlags(FILE *fp, const char *filename, PyCompilerFlags *flags)
{
PyObject *filename_obj = PyUnicode_DecodeFSDefault(filename);
if (filename_obj == NULL) {
PyErr_Print();
return -1;
}
int err = _PyRun_InteractiveLoopObject(fp, filename_obj, flags);
Py_DECREF(filename_obj);
return err;
}
/* A PyRun_InteractiveOneObject() auxiliary function that does not print the
* error on failure. */
static int
PyRun_InteractiveOneObjectEx(FILE *fp, PyObject *filename,
PyCompilerFlags *flags)
{
PyObject *m, *d, *v, *w, *oenc = NULL, *mod_name;
mod_ty mod;
PyArena *arena;
const char *ps1 = "", *ps2 = "", *enc = NULL;
int errcode = 0;
_Py_IDENTIFIER(encoding);
_Py_IDENTIFIER(__main__);
mod_name = _PyUnicode_FromId(&PyId___main__); /* borrowed */
if (mod_name == NULL) {
return -1;
}
if (fp == stdin) {
/* Fetch encoding from sys.stdin if possible. */
v = _PySys_GetObjectId(&PyId_stdin);
if (v && v != Py_None) {
oenc = _PyObject_GetAttrId(v, &PyId_encoding);
if (oenc)
enc = PyUnicode_AsUTF8(oenc);
if (!enc)
PyErr_Clear();
}
}
v = _PySys_GetObjectId(&PyId_ps1);
if (v != NULL) {
v = PyObject_Str(v);
if (v == NULL)
PyErr_Clear();
else if (PyUnicode_Check(v)) {
ps1 = PyUnicode_AsUTF8(v);
if (ps1 == NULL) {
PyErr_Clear();
ps1 = "";
}
}
}
w = _PySys_GetObjectId(&PyId_ps2);
if (w != NULL) {
w = PyObject_Str(w);
if (w == NULL)
PyErr_Clear();
else if (PyUnicode_Check(w)) {
ps2 = PyUnicode_AsUTF8(w);
if (ps2 == NULL) {
PyErr_Clear();
ps2 = "";
}
}
}
arena = _PyArena_New();
if (arena == NULL) {
Py_XDECREF(v);
Py_XDECREF(w);
Py_XDECREF(oenc);
return -1;
}
mod = _PyParser_ASTFromFile(fp, filename, enc, Py_single_input,
ps1, ps2, flags, &errcode, arena);
Py_XDECREF(v);
Py_XDECREF(w);
Py_XDECREF(oenc);
if (mod == NULL) {
_PyArena_Free(arena);
if (errcode == E_EOF) {
PyErr_Clear();
return E_EOF;
}
return -1;
}
m = PyImport_AddModuleObject(mod_name);
if (m == NULL) {
_PyArena_Free(arena);
return -1;
}
d = PyModule_GetDict(m);
v = run_mod(mod, filename, d, d, flags, arena);
_PyArena_Free(arena);
if (v == NULL) {
return -1;
}
Py_DECREF(v);
flush_io();
return 0;
}
int
PyRun_InteractiveOneObject(FILE *fp, PyObject *filename, PyCompilerFlags *flags)
{
int res;
res = PyRun_InteractiveOneObjectEx(fp, filename, flags);
if (res == -1) {
PyErr_Print();
flush_io();
}
return res;
}
int
PyRun_InteractiveOneFlags(FILE *fp, const char *filename_str, PyCompilerFlags *flags)
{
PyObject *filename;
int res;
filename = PyUnicode_DecodeFSDefault(filename_str);
if (filename == NULL) {
PyErr_Print();
return -1;
}
res = PyRun_InteractiveOneObject(fp, filename, flags);
Py_DECREF(filename);
return res;
}
/* Check whether a file maybe a pyc file: Look at the extension,
the file type, and, if we may close it, at the first few bytes. */
static int
maybe_pyc_file(FILE *fp, PyObject *filename, int closeit)
{
PyObject *ext = PyUnicode_FromString(".pyc");
if (ext == NULL) {
return -1;
}
Py_ssize_t endswith = PyUnicode_Tailmatch(filename, ext, 0, PY_SSIZE_T_MAX, +1);
Py_DECREF(ext);
if (endswith) {
return 1;
}
/* Only look into the file if we are allowed to close it, since
it then should also be seekable. */
if (!closeit) {
return 0;
}
/* Read only two bytes of the magic. If the file was opened in
text mode, the bytes 3 and 4 of the magic (\r\n) might not
be read as they are on disk. */
unsigned int halfmagic = PyImport_GetMagicNumber() & 0xFFFF;
unsigned char buf[2];
/* Mess: In case of -x, the stream is NOT at its start now,
and ungetc() was used to push back the first newline,
which makes the current stream position formally undefined,
and a x-platform nightmare.
Unfortunately, we have no direct way to know whether -x
was specified. So we use a terrible hack: if the current
stream position is not 0, we assume -x was specified, and
give up. Bug 132850 on SourceForge spells out the
hopelessness of trying anything else (fseek and ftell
don't work predictably x-platform for text-mode files).
*/
int ispyc = 0;
if (ftell(fp) == 0) {
if (fread(buf, 1, 2, fp) == 2 &&
((unsigned int)buf[1]<<8 | buf[0]) == halfmagic)
ispyc = 1;
rewind(fp);
}
return ispyc;
}
static int
set_main_loader(PyObject *d, PyObject *filename, const char *loader_name)
{
PyInterpreterState *interp = _PyInterpreterState_GET();
PyObject *bootstrap = PyObject_GetAttrString(interp->importlib,
"_bootstrap_external");
if (bootstrap == NULL) {
return -1;
}
PyObject *loader_type = PyObject_GetAttrString(bootstrap, loader_name);
Py_DECREF(bootstrap);
if (loader_type == NULL) {
return -1;
}
PyObject *loader = PyObject_CallFunction(loader_type,
"sO", "__main__", filename);
Py_DECREF(loader_type);
if (loader == NULL) {
return -1;
}
if (PyDict_SetItemString(d, "__loader__", loader) < 0) {
Py_DECREF(loader);
return -1;
}
Py_DECREF(loader);
return 0;
}
int
_PyRun_SimpleFileObject(FILE *fp, PyObject *filename, int closeit,
PyCompilerFlags *flags)
{
PyObject *m, *d, *v;
int set_file_name = 0, ret = -1;
m = PyImport_AddModule("__main__");
if (m == NULL)
return -1;
Py_INCREF(m);
d = PyModule_GetDict(m);
if (_PyDict_GetItemStringWithError(d, "__file__") == NULL) {
if (PyErr_Occurred()) {
goto done;
}
if (PyDict_SetItemString(d, "__file__", filename) < 0) {
goto done;
}
if (PyDict_SetItemString(d, "__cached__", Py_None) < 0) {
goto done;
}
set_file_name = 1;
}
int pyc = maybe_pyc_file(fp, filename, closeit);
if (pyc < 0) {
goto done;
}
if (pyc) {
FILE *pyc_fp;
/* Try to run a pyc file. First, re-open in binary */
if (closeit) {
fclose(fp);
}
pyc_fp = _Py_fopen_obj(filename, "rb");
if (pyc_fp == NULL) {
fprintf(stderr, "python: Can't reopen .pyc file\n");
goto done;
}
if (set_main_loader(d, filename, "SourcelessFileLoader") < 0) {
fprintf(stderr, "python: failed to set __main__.__loader__\n");
ret = -1;
fclose(pyc_fp);
goto done;
}
v = run_pyc_file(pyc_fp, d, d, flags);
} else {
/* When running from stdin, leave __main__.__loader__ alone */
if (PyUnicode_CompareWithASCIIString(filename, "<stdin>") != 0 &&
set_main_loader(d, filename, "SourceFileLoader") < 0) {
fprintf(stderr, "python: failed to set __main__.__loader__\n");
ret = -1;
goto done;
}
v = pyrun_file(fp, filename, Py_file_input, d, d,
closeit, flags);
}
flush_io();
if (v == NULL) {
Py_CLEAR(m);
PyErr_Print();
goto done;
}
Py_DECREF(v);
ret = 0;
done:
if (set_file_name) {
if (PyDict_DelItemString(d, "__file__")) {
PyErr_Clear();
}
if (PyDict_DelItemString(d, "__cached__")) {
PyErr_Clear();
}
}
Py_XDECREF(m);
return ret;
}
int
PyRun_SimpleFileExFlags(FILE *fp, const char *filename, int closeit,
PyCompilerFlags *flags)
{
PyObject *filename_obj = PyUnicode_DecodeFSDefault(filename);
if (filename_obj == NULL) {
return -1;
}
int res = _PyRun_SimpleFileObject(fp, filename_obj, closeit, flags);
Py_DECREF(filename_obj);
return res;
}
int
PyRun_SimpleStringFlags(const char *command, PyCompilerFlags *flags)
{
PyObject *m, *d, *v;
m = PyImport_AddModule("__main__");
if (m == NULL)
return -1;
d = PyModule_GetDict(m);
v = PyRun_StringFlags(command, Py_file_input, d, d, flags);
if (v == NULL) {
PyErr_Print();
return -1;
}
Py_DECREF(v);
return 0;
}
static int
parse_syntax_error(PyObject *err, PyObject **message, PyObject **filename,
Py_ssize_t *lineno, Py_ssize_t *offset,
Py_ssize_t* end_lineno, Py_ssize_t* end_offset,
PyObject **text)
{
Py_ssize_t hold;
PyObject *v;
_Py_IDENTIFIER(msg);
_Py_IDENTIFIER(filename);
_Py_IDENTIFIER(lineno);
_Py_IDENTIFIER(offset);
_Py_IDENTIFIER(end_lineno);
_Py_IDENTIFIER(end_offset);
_Py_IDENTIFIER(text);
*message = NULL;
*filename = NULL;
/* new style errors. `err' is an instance */
*message = _PyObject_GetAttrId(err, &PyId_msg);
if (!*message)
goto finally;
v = _PyObject_GetAttrId(err, &PyId_filename);
if (!v)
goto finally;
if (v == Py_None) {
Py_DECREF(v);
*filename = _PyUnicode_FromId(&PyId_string);
if (*filename == NULL)
goto finally;
Py_INCREF(*filename);
}
else {
*filename = v;
}
v = _PyObject_GetAttrId(err, &PyId_lineno);
if (!v)
goto finally;
hold = PyLong_AsSsize_t(v);
Py_DECREF(v);
if (hold < 0 && PyErr_Occurred())
goto finally;
*lineno = hold;
v = _PyObject_GetAttrId(err, &PyId_offset);
if (!v)
goto finally;
if (v == Py_None) {
*offset = -1;
Py_DECREF(v);
} else {
hold = PyLong_AsSsize_t(v);
Py_DECREF(v);
if (hold < 0 && PyErr_Occurred())
goto finally;
*offset = hold;
}
if (Py_TYPE(err) == (PyTypeObject*)PyExc_SyntaxError) {
v = _PyObject_GetAttrId(err, &PyId_end_lineno);
if (!v) {
PyErr_Clear();
*end_lineno = *lineno;
}
else if (v == Py_None) {
*end_lineno = *lineno;
Py_DECREF(v);
} else {
hold = PyLong_AsSsize_t(v);
Py_DECREF(v);
if (hold < 0 && PyErr_Occurred())
goto finally;
*end_lineno = hold;
}
v = _PyObject_GetAttrId(err, &PyId_end_offset);
if (!v) {
PyErr_Clear();
*end_offset = -1;
}
else if (v == Py_None) {
*end_offset = -1;
Py_DECREF(v);
} else {
hold = PyLong_AsSsize_t(v);
Py_DECREF(v);
if (hold < 0 && PyErr_Occurred())
goto finally;
*end_offset = hold;
}
} else {
// SyntaxError subclasses
*end_lineno = *lineno;
*end_offset = -1;
}
v = _PyObject_GetAttrId(err, &PyId_text);
if (!v)
goto finally;
if (v == Py_None) {
Py_DECREF(v);
*text = NULL;
}
else {
*text = v;
}
return 1;
finally:
Py_XDECREF(*message);
Py_XDECREF(*filename);
return 0;
}
static void
print_error_text(PyObject *f, Py_ssize_t offset, Py_ssize_t end_offset, PyObject *text_obj)
{
size_t caret_repetitions = (end_offset > 0 && end_offset > offset) ? end_offset - offset : 1;
/* Convert text to a char pointer; return if error */
const char *text = PyUnicode_AsUTF8(text_obj);
if (text == NULL)
return;
/* Convert offset from 1-based to 0-based */
offset--;
/* Strip leading whitespace from text, adjusting offset as we go */
while (*text == ' ' || *text == '\t' || *text == '\f') {
text++;
offset--;
}
/* Calculate text length excluding trailing newline */
Py_ssize_t len = strlen(text);
if (len > 0 && text[len-1] == '\n') {
len--;
}
/* Clip offset to at most len */
if (offset > len) {
offset = len;
}
/* Skip past newlines embedded in text */
for (;;) {
const char *nl = strchr(text, '\n');
if (nl == NULL) {
break;
}
Py_ssize_t inl = nl - text;
if (inl >= offset) {
break;
}
inl += 1;
text += inl;
len -= inl;
offset -= (int)inl;
}
/* Print text */
PyFile_WriteString(" ", f);
PyFile_WriteString(text, f);
/* Make sure there's a newline at the end */
if (text[len] != '\n') {
PyFile_WriteString("\n", f);
}
/* Don't print caret if it points to the left of the text */
if (offset < 0)
return;
/* Write caret line */
PyFile_WriteString(" ", f);
while (--offset >= 0) {
PyFile_WriteString(" ", f);
}
for (size_t caret_iter=0; caret_iter < caret_repetitions ; caret_iter++) {
PyFile_WriteString("^", f);
}
PyFile_WriteString("\n", f);
}
int
_Py_HandleSystemExit(int *exitcode_p)
{
int inspect = _Py_GetConfig()->inspect;
if (inspect) {
/* Don't exit if -i flag was given. This flag is set to 0
* when entering interactive mode for inspecting. */
return 0;
}
if (!PyErr_ExceptionMatches(PyExc_SystemExit)) {
return 0;
}
PyObject *exception, *value, *tb;
PyErr_Fetch(&exception, &value, &tb);
fflush(stdout);
int exitcode = 0;
if (value == NULL || value == Py_None) {
goto done;
}
if (PyExceptionInstance_Check(value)) {
/* The error code should be in the `code' attribute. */
_Py_IDENTIFIER(code);
PyObject *code = _PyObject_GetAttrId(value, &PyId_code);
if (code) {
Py_DECREF(value);
value = code;
if (value == Py_None)
goto done;
}
/* If we failed to dig out the 'code' attribute,
just let the else clause below print the error. */
}
if (PyLong_Check(value)) {
exitcode = (int)PyLong_AsLong(value);
}
else {
PyObject *sys_stderr = _PySys_GetObjectId(&PyId_stderr);
/* We clear the exception here to avoid triggering the assertion
* in PyObject_Str that ensures it won't silently lose exception
* details.
*/
PyErr_Clear();
if (sys_stderr != NULL && sys_stderr != Py_None) {
PyFile_WriteObject(value, sys_stderr, Py_PRINT_RAW);
} else {
PyObject_Print(value, stderr, Py_PRINT_RAW);
fflush(stderr);
}
PySys_WriteStderr("\n");
exitcode = 1;
}
done:
/* Restore and clear the exception info, in order to properly decref
* the exception, value, and traceback. If we just exit instead,
* these leak, which confuses PYTHONDUMPREFS output, and may prevent
* some finalizers from running.
*/
PyErr_Restore(exception, value, tb);
PyErr_Clear();
*exitcode_p = exitcode;
return 1;
}
static void
handle_system_exit(void)
{
int exitcode;
if (_Py_HandleSystemExit(&exitcode)) {
Py_Exit(exitcode);
}
}
static void
_PyErr_PrintEx(PyThreadState *tstate, int set_sys_last_vars)
{
PyObject *exception, *v, *tb, *hook;
handle_system_exit();
_PyErr_Fetch(tstate, &exception, &v, &tb);
if (exception == NULL) {
goto done;
}
_PyErr_NormalizeException(tstate, &exception, &v, &tb);
if (tb == NULL) {
tb = Py_None;
Py_INCREF(tb);
}
PyException_SetTraceback(v, tb);
if (exception == NULL) {
goto done;
}
/* Now we know v != NULL too */
if (set_sys_last_vars) {
if (_PySys_SetObjectId(&PyId_last_type, exception) < 0) {
_PyErr_Clear(tstate);
}
if (_PySys_SetObjectId(&PyId_last_value, v) < 0) {
_PyErr_Clear(tstate);
}
if (_PySys_SetObjectId(&PyId_last_traceback, tb) < 0) {
_PyErr_Clear(tstate);
}
}
hook = _PySys_GetObjectId(&PyId_excepthook);
if (_PySys_Audit(tstate, "sys.excepthook", "OOOO", hook ? hook : Py_None,
exception, v, tb) < 0) {
if (PyErr_ExceptionMatches(PyExc_RuntimeError)) {
PyErr_Clear();
goto done;
}
_PyErr_WriteUnraisableMsg("in audit hook", NULL);
}
if (hook) {
PyObject* stack[3];
PyObject *result;
stack[0] = exception;
stack[1] = v;
stack[2] = tb;
result = _PyObject_FastCall(hook, stack, 3);
if (result == NULL) {
handle_system_exit();
PyObject *exception2, *v2, *tb2;
_PyErr_Fetch(tstate, &exception2, &v2, &tb2);
_PyErr_NormalizeException(tstate, &exception2, &v2, &tb2);
/* It should not be possible for exception2 or v2
to be NULL. However PyErr_Display() can't
tolerate NULLs, so just be safe. */
if (exception2 == NULL) {
exception2 = Py_None;
Py_INCREF(exception2);
}
if (v2 == NULL) {
v2 = Py_None;
Py_INCREF(v2);
}
fflush(stdout);
PySys_WriteStderr("Error in sys.excepthook:\n");
PyErr_Display(exception2, v2, tb2);
PySys_WriteStderr("\nOriginal exception was:\n");
PyErr_Display(exception, v, tb);
Py_DECREF(exception2);
Py_DECREF(v2);
Py_XDECREF(tb2);
}
Py_XDECREF(result);
}
else {
PySys_WriteStderr("sys.excepthook is missing\n");
PyErr_Display(exception, v, tb);
}
done:
Py_XDECREF(exception);
Py_XDECREF(v);
Py_XDECREF(tb);
}
void
_PyErr_Print(PyThreadState *tstate)
{
_PyErr_PrintEx(tstate, 1);
}
void
PyErr_PrintEx(int set_sys_last_vars)
{
PyThreadState *tstate = _PyThreadState_GET();
_PyErr_PrintEx(tstate, set_sys_last_vars);
}
void
PyErr_Print(void)
{
PyErr_PrintEx(1);
}
struct exception_print_context
{
PyObject *file;
PyObject *seen; // Prevent cycles in recursion
int exception_group_depth; // nesting level of current exception group
bool need_close; // Need a closing bottom frame
int max_group_width; // Maximum number of children of each EG
int max_group_depth; // Maximum nesting level of EGs
};
#define EXC_MARGIN(ctx) ((ctx)->exception_group_depth ? "| " : "")
#define EXC_INDENT(ctx) (2 * (ctx)->exception_group_depth)
static int
write_indented_margin(struct exception_print_context *ctx, PyObject *f)
{
return _Py_WriteIndentedMargin(EXC_INDENT(ctx), EXC_MARGIN(ctx), f);
}
static int
print_exception_invalid_type(struct exception_print_context *ctx,
PyObject *value)
{
PyObject *f = ctx->file;
if (_Py_WriteIndent(EXC_INDENT(ctx), f) < 0) {
return -1;
}
const char *const msg = "TypeError: print_exception(): Exception expected "
"for value, ";
if (PyFile_WriteString(msg, f) < 0) {
return -1;
}
if (PyFile_WriteString(Py_TYPE(value)->tp_name, f) < 0) {
return -1;
}
if (PyFile_WriteString(" found\n", f) < 0) {
return -1;
}
return 0;
}
static int
print_exception_traceback(struct exception_print_context *ctx, PyObject *value)
{
PyObject *f = ctx->file;
int err = 0;
PyObject *tb = PyException_GetTraceback(value);
if (tb && tb != Py_None) {
const char *header = EXCEPTION_TB_HEADER;
const char *header_margin = EXC_MARGIN(ctx);
if (_PyBaseExceptionGroup_Check(value)) {
header = EXCEPTION_GROUP_TB_HEADER;
if (ctx->exception_group_depth == 1) {
header_margin = "+ ";
}
}
err = _PyTraceBack_Print_Indented(
tb, EXC_INDENT(ctx), EXC_MARGIN(ctx), header_margin, header, f);
}
Py_XDECREF(tb);
return err;
}
/* Prints the message line: module.qualname[: str(exc)] */
static int
print_exception_message(struct exception_print_context *ctx, PyObject *type,
PyObject *value)
{
PyObject *f = ctx->file;
_Py_IDENTIFIER(__module__);
assert(PyExceptionClass_Check(type));
if (write_indented_margin(ctx, f) < 0) {
return -1;
}
PyObject *modulename = _PyObject_GetAttrId(type, &PyId___module__);
if (modulename == NULL || !PyUnicode_Check(modulename)) {
Py_XDECREF(modulename);
PyErr_Clear();
if (PyFile_WriteString("<unknown>.", f) < 0) {
return -1;
}
}
else {
if (!_PyUnicode_EqualToASCIIId(modulename, &PyId_builtins) &&
!_PyUnicode_EqualToASCIIId(modulename, &PyId___main__))
{
int res = PyFile_WriteObject(modulename, f, Py_PRINT_RAW);
Py_DECREF(modulename);
if (res < 0) {
return -1;
}
if (PyFile_WriteString(".", f) < 0) {
return -1;
}
}
else {
Py_DECREF(modulename);
}
}
PyObject *qualname = PyType_GetQualName((PyTypeObject *)type);
if (qualname == NULL || !PyUnicode_Check(qualname)) {
Py_XDECREF(qualname);
PyErr_Clear();
if (PyFile_WriteString("<unknown>", f) < 0) {
return -1;
}
}
else {
int res = PyFile_WriteObject(qualname, f, Py_PRINT_RAW);
Py_DECREF(qualname);
if (res < 0) {
return -1;
}
}
if (Py_IsNone(value)) {
return 0;
}
PyObject *s = PyObject_Str(value);
if (s == NULL) {
PyErr_Clear();
if (PyFile_WriteString(": <exception str() failed>", f) < 0) {
return -1;
}
}
else {
/* only print colon if the str() of the
object is not the empty string
*/
if (!PyUnicode_Check(s) || PyUnicode_GetLength(s) != 0) {
if (PyFile_WriteString(": ", f) < 0) {
Py_DECREF(s);
return -1;
}
}
int res = PyFile_WriteObject(s, f, Py_PRINT_RAW);
Py_DECREF(s);
if (res < 0) {
return -1;
}
}
return 0;
}
static void
print_exception(struct exception_print_context *ctx, PyObject *value)
{
int err = 0;
PyObject *tmp;
PyObject *f = ctx->file;
_Py_IDENTIFIER(print_file_and_line);
if (!PyExceptionInstance_Check(value)) {
if (print_exception_invalid_type(ctx, value) < 0) {
PyErr_Clear(); /* TODO: change to return -1 */
}
return;
}
Py_INCREF(value);
fflush(stdout);
PyObject *type = (PyObject *) Py_TYPE(value);
err = print_exception_traceback(ctx, value);
if (err == 0 &&
(err = _PyObject_LookupAttrId(value, &PyId_print_file_and_line, &tmp)) > 0)
{
PyObject *message, *filename, *text;
Py_ssize_t lineno, offset, end_lineno, end_offset;
err = 0;
Py_DECREF(tmp);
if (!parse_syntax_error(value, &message, &filename,
&lineno, &offset,
&end_lineno, &end_offset, &text)) {
PyErr_Clear();
}
else {
PyObject *line;
Py_DECREF(value);
value = message;
line = PyUnicode_FromFormat(" File \"%S\", line %zd\n",
filename, lineno);
Py_DECREF(filename);
if (line != NULL) {
err = write_indented_margin(ctx, f);
if (err == 0) {
err = PyFile_WriteObject(line, f, Py_PRINT_RAW);
}
Py_DECREF(line);
}
if (text != NULL) {
Py_ssize_t line_size;
const char* error_line = PyUnicode_AsUTF8AndSize(text, &line_size);
// If the location of the error spawn multiple lines, we want
// to just print the first one and highlight everything until
// the end of that one since we don't support multi-line error
// messages.
if (end_lineno > lineno) {
end_offset = (error_line != NULL) ? line_size : -1;
}
// Limit the amount of '^' that we can display to
// the size of the text in the source line.
if (error_line != NULL && end_offset > line_size + 1) {
end_offset = line_size + 1;
}
print_error_text(f, offset, end_offset, text);
Py_DECREF(text);
}
/* Can't be bothered to check all those
PyFile_WriteString() calls */
if (PyErr_Occurred())
err = -1;
}
}
if (err == 0) {
err = print_exception_message(ctx, type, value);
}
/* try to write a newline in any case */
if (err < 0) {
PyErr_Clear();
}
PyObject* suggestions = _Py_Offer_Suggestions(value);
if (suggestions) {
// Add a trailer ". Did you mean: (...)?"
err = PyFile_WriteString(". Did you mean: '", f);
if (err == 0) {
err = PyFile_WriteObject(suggestions, f, Py_PRINT_RAW);
err += PyFile_WriteString("'?", f);
}
Py_DECREF(suggestions);
} else if (PyErr_Occurred()) {
PyErr_Clear();
}
err += PyFile_WriteString("\n", f);
if (err == 0 && PyExceptionInstance_Check(value)) {
_Py_IDENTIFIER(__note__);
PyObject *note = _PyObject_GetAttrId(value, &PyId___note__);
if (note == NULL) {
err = -1;
}
if (err == 0 && PyUnicode_Check(note)) {
_Py_static_string(PyId_newline, "\n");
PyObject *lines = PyUnicode_Split(
note, _PyUnicode_FromId(&PyId_newline), -1);
if (lines == NULL) {
err = -1;
}
else {
Py_ssize_t n = PyList_GET_SIZE(lines);
for (Py_ssize_t i = 0; i < n; i++) {
if (err == 0) {
PyObject *line = PyList_GET_ITEM(lines, i);
assert(PyUnicode_Check(line));
err = write_indented_margin(ctx, f);
if (err == 0) {
err = PyFile_WriteObject(line, f, Py_PRINT_RAW);
}
if (err == 0) {
err = PyFile_WriteString("\n", f);
}
}
}
}
Py_DECREF(lines);
}
Py_XDECREF(note);
}
Py_DECREF(value);
/* If an error happened here, don't show it.
XXX This is wrong, but too many callers rely on this behavior. */
if (err != 0)
PyErr_Clear();
}
static const char cause_message[] =
"The above exception was the direct cause "
"of the following exception:\n";
static const char context_message[] =
"During handling of the above exception, "
"another exception occurred:\n";
static void
print_exception_recursive(struct exception_print_context*, PyObject*);
static int
print_chained(struct exception_print_context* ctx, PyObject *value,
const char * message, const char *tag)
{
PyObject *f = ctx->file;
bool need_close = ctx->need_close;
int err = Py_EnterRecursiveCall(" in print_chained");
if (err == 0) {
print_exception_recursive(ctx, value);
Py_LeaveRecursiveCall();
if (err == 0) {
err = write_indented_margin(ctx, f);
}
if (err == 0) {
err = PyFile_WriteString("\n", f);
}
if (err == 0) {
err = write_indented_margin(ctx, f);
}
if (err == 0) {
err = PyFile_WriteString(message, f);
}
if (err == 0) {
err = write_indented_margin(ctx, f);
}
if (err == 0) {
err = PyFile_WriteString("\n", f);
}
}
ctx->need_close = need_close;
return err;
}
static void
print_exception_recursive(struct exception_print_context* ctx, PyObject *value)
{
int err = 0, res;
PyObject *cause, *context;
if (ctx->seen != NULL) {
/* Exception chaining */
PyObject *value_id = PyLong_FromVoidPtr(value);
if (value_id == NULL || PySet_Add(ctx->seen, value_id) == -1)
PyErr_Clear();
else if (PyExceptionInstance_Check(value)) {
PyObject *check_id = NULL;
cause = PyException_GetCause(value);
context = PyException_GetContext(value);
if (cause) {
check_id = PyLong_FromVoidPtr(cause);
if (check_id == NULL) {
res = -1;
} else {
res = PySet_Contains(ctx->seen, check_id);
Py_DECREF(check_id);
}
if (res == -1)
PyErr_Clear();
if (res == 0) {
err = print_chained(ctx, cause, cause_message, "cause");
}
}
else if (context &&
!((PyBaseExceptionObject *)value)->suppress_context) {
check_id = PyLong_FromVoidPtr(context);
if (check_id == NULL) {
res = -1;
} else {
res = PySet_Contains(ctx->seen, check_id);
Py_DECREF(check_id);
}
if (res == -1)
PyErr_Clear();
if (res == 0) {
err = print_chained(ctx, context, context_message, "context");
}
}
Py_XDECREF(context);
Py_XDECREF(cause);
}
Py_XDECREF(value_id);
}
if (err) {
/* don't do anything else */
}
else if (!_PyBaseExceptionGroup_Check(value)) {
print_exception(ctx, value);
}
else if (ctx->exception_group_depth > ctx->max_group_depth) {
/* exception group but depth exceeds limit */
PyObject *line = PyUnicode_FromFormat(
"... (max_group_depth is %d)\n", ctx->max_group_depth);
if (line) {
PyObject *f = ctx->file;
if (err == 0) {
err = write_indented_margin(ctx, f);
}
if (err == 0) {
err = PyFile_WriteObject(line, f, Py_PRINT_RAW);
}
Py_DECREF(line);
}
else {
err = -1;
}
}
else {
/* format exception group */
if (ctx->exception_group_depth == 0) {
ctx->exception_group_depth += 1;
}
print_exception(ctx, value);
PyObject *excs = ((PyBaseExceptionGroupObject *)value)->excs;
assert(excs && PyTuple_Check(excs));
Py_ssize_t num_excs = PyTuple_GET_SIZE(excs);
assert(num_excs > 0);
Py_ssize_t n;
if (num_excs <= ctx->max_group_width) {
n = num_excs;
}
else {
n = ctx->max_group_width + 1;
}
PyObject *f = ctx->file;
ctx->need_close = false;
for (Py_ssize_t i = 0; i < n; i++) {
int last_exc = (i == n - 1);
if (last_exc) {
// The closing frame may be added in a recursive call
ctx->need_close = true;
}
PyObject *line;
bool truncated = (i >= ctx->max_group_width);
if (!truncated) {
line = PyUnicode_FromFormat(
"%s+---------------- %zd ----------------\n",
(i == 0) ? "+-" : " ", i + 1);
}
else {
line = PyUnicode_FromFormat(
"%s+---------------- ... ----------------\n",
(i == 0) ? "+-" : " ");
}
if (line) {
if (err == 0) {
err = _Py_WriteIndent(EXC_INDENT(ctx), f);
}
if (err == 0) {
err = PyFile_WriteObject(line, f, Py_PRINT_RAW);
}
Py_DECREF(line);
}
else {
err = -1;
}
if (err == 0) {
ctx->exception_group_depth += 1;
PyObject *exc = PyTuple_GET_ITEM(excs, i);
if (!truncated) {
if (!Py_EnterRecursiveCall(" in print_exception_recursive")) {
print_exception_recursive(ctx, exc);
Py_LeaveRecursiveCall();
}
else {
err = -1;
}
}
else {
Py_ssize_t excs_remaining = num_excs - ctx->max_group_width;
PyObject *line = PyUnicode_FromFormat(
"and %zd more exception%s\n",
excs_remaining, excs_remaining > 1 ? "s" : "");
if (line) {
if (err == 0) {
err = write_indented_margin(ctx, f);
}
if (err == 0) {
err = PyFile_WriteObject(line, f, Py_PRINT_RAW);
}
Py_DECREF(line);
}
else {
err = -1;
}
}
if (err == 0 && last_exc && ctx->need_close) {
err = _Py_WriteIndent(EXC_INDENT(ctx), f);
if (err == 0) {
err = PyFile_WriteString(
"+------------------------------------\n", f);
}
ctx->need_close = false;
}
ctx->exception_group_depth -= 1;
}
}
if (ctx->exception_group_depth == 1) {
ctx->exception_group_depth -= 1;
}
}
if (err != 0)
PyErr_Clear();
}
#define PyErr_MAX_GROUP_WIDTH 15
#define PyErr_MAX_GROUP_DEPTH 10
void
_PyErr_Display(PyObject *file, PyObject *exception, PyObject *value, PyObject *tb)
{
assert(file != NULL && file != Py_None);
if (PyExceptionInstance_Check(value)
&& tb != NULL && PyTraceBack_Check(tb)) {
/* Put the traceback on the exception, otherwise it won't get
displayed. See issue #18776. */
PyObject *cur_tb = PyException_GetTraceback(value);
if (cur_tb == NULL)
PyException_SetTraceback(value, tb);
else
Py_DECREF(cur_tb);
}
struct exception_print_context ctx;
ctx.file = file;
ctx.exception_group_depth = 0;
ctx.max_group_width = PyErr_MAX_GROUP_WIDTH;
ctx.max_group_depth = PyErr_MAX_GROUP_DEPTH;
/* We choose to ignore seen being possibly NULL, and report
at least the main exception (it could be a MemoryError).
*/
ctx.seen = PySet_New(NULL);
if (ctx.seen == NULL) {
PyErr_Clear();
}
print_exception_recursive(&ctx, value);
Py_XDECREF(ctx.seen);
/* Call file.flush() */
PyObject *res = _PyObject_CallMethodIdNoArgs(file, &PyId_flush);
if (!res) {
/* Silently ignore file.flush() error */
PyErr_Clear();
}
else {
Py_DECREF(res);
}
}
void
PyErr_Display(PyObject *exception, PyObject *value, PyObject *tb)
{
PyObject *file = _PySys_GetObjectId(&PyId_stderr);
if (file == NULL) {
_PyObject_Dump(value);
fprintf(stderr, "lost sys.stderr\n");
return;
}
if (file == Py_None) {
return;
}
Py_INCREF(file);
_PyErr_Display(file, exception, value, tb);
Py_DECREF(file);
}
PyObject *
PyRun_StringFlags(const char *str, int start, PyObject *globals,
PyObject *locals, PyCompilerFlags *flags)
{
PyObject *ret = NULL;
mod_ty mod;
PyArena *arena;
PyObject *filename;
filename = _PyUnicode_FromId(&PyId_string); /* borrowed */
if (filename == NULL)
return NULL;
arena = _PyArena_New();
if (arena == NULL)
return NULL;
mod = _PyParser_ASTFromString(str, filename, start, flags, arena);
if (mod != NULL)
ret = run_mod(mod, filename, globals, locals, flags, arena);
_PyArena_Free(arena);
return ret;
}
static PyObject *
pyrun_file(FILE *fp, PyObject *filename, int start, PyObject *globals,
PyObject *locals, int closeit, PyCompilerFlags *flags)
{
PyArena *arena = _PyArena_New();
if (arena == NULL) {
return NULL;
}
mod_ty mod;
mod = _PyParser_ASTFromFile(fp, filename, NULL, start, NULL, NULL,
flags, NULL, arena);
if (closeit) {
fclose(fp);
}
PyObject *ret;
if (mod != NULL) {
ret = run_mod(mod, filename, globals, locals, flags, arena);
}
else {
ret = NULL;
}
_PyArena_Free(arena);
return ret;
}
PyObject *
PyRun_FileExFlags(FILE *fp, const char *filename, int start, PyObject *globals,
PyObject *locals, int closeit, PyCompilerFlags *flags)
{
PyObject *filename_obj = PyUnicode_DecodeFSDefault(filename);
if (filename_obj == NULL) {
return NULL;
}
PyObject *res = pyrun_file(fp, filename_obj, start, globals,
locals, closeit, flags);
Py_DECREF(filename_obj);
return res;
}
static void
flush_io(void)
{
PyObject *f, *r;
PyObject *type, *value, *traceback;
/* Save the current exception */
PyErr_Fetch(&type, &value, &traceback);
f = _PySys_GetObjectId(&PyId_stderr);
if (f != NULL) {
r = _PyObject_CallMethodIdNoArgs(f, &PyId_flush);
if (r)
Py_DECREF(r);
else
PyErr_Clear();
}
f = _PySys_GetObjectId(&PyId_stdout);
if (f != NULL) {
r = _PyObject_CallMethodIdNoArgs(f, &PyId_flush);
if (r)
Py_DECREF(r);
else
PyErr_Clear();
}
PyErr_Restore(type, value, traceback);
}
static PyObject *
run_eval_code_obj(PyThreadState *tstate, PyCodeObject *co, PyObject *globals, PyObject *locals)
{
PyObject *v;
/*
* We explicitly re-initialize _Py_UnhandledKeyboardInterrupt every eval
* _just in case_ someone is calling into an embedded Python where they
* don't care about an uncaught KeyboardInterrupt exception (why didn't they
* leave config.install_signal_handlers set to 0?!?) but then later call
* Py_Main() itself (which _checks_ this flag and dies with a signal after
* its interpreter exits). We don't want a previous embedded interpreter's
* uncaught exception to trigger an unexplained signal exit from a future
* Py_Main() based one.
*/
_Py_UnhandledKeyboardInterrupt = 0;
/* Set globals['__builtins__'] if it doesn't exist */
if (globals != NULL && _PyDict_GetItemStringWithError(globals, "__builtins__") == NULL) {
if (PyErr_Occurred() ||
PyDict_SetItemString(globals, "__builtins__",
tstate->interp->builtins) < 0)
{
return NULL;
}
}
v = PyEval_EvalCode((PyObject*)co, globals, locals);
if (!v && _PyErr_Occurred(tstate) == PyExc_KeyboardInterrupt) {
_Py_UnhandledKeyboardInterrupt = 1;
}
return v;
}
static PyObject *
run_mod(mod_ty mod, PyObject *filename, PyObject *globals, PyObject *locals,
PyCompilerFlags *flags, PyArena *arena)
{
PyThreadState *tstate = _PyThreadState_GET();
PyCodeObject *co = _PyAST_Compile(mod, filename, flags, -1, arena);
if (co == NULL)
return NULL;
if (_PySys_Audit(tstate, "exec", "O", co) < 0) {
Py_DECREF(co);
return NULL;
}
PyObject *v = run_eval_code_obj(tstate, co, globals, locals);
Py_DECREF(co);
return v;
}
static PyObject *
run_pyc_file(FILE *fp, PyObject *globals, PyObject *locals,
PyCompilerFlags *flags)
{
PyThreadState *tstate = _PyThreadState_GET();
PyCodeObject *co;
PyObject *v;
long magic;
long PyImport_GetMagicNumber(void);
magic = PyMarshal_ReadLongFromFile(fp);
if (magic != PyImport_GetMagicNumber()) {
if (!PyErr_Occurred())
PyErr_SetString(PyExc_RuntimeError,
"Bad magic number in .pyc file");
goto error;
}
/* Skip the rest of the header. */
(void) PyMarshal_ReadLongFromFile(fp);
(void) PyMarshal_ReadLongFromFile(fp);
(void) PyMarshal_ReadLongFromFile(fp);
if (PyErr_Occurred()) {
goto error;
}
v = PyMarshal_ReadLastObjectFromFile(fp);
if (v == NULL || !PyCode_Check(v)) {
Py_XDECREF(v);
PyErr_SetString(PyExc_RuntimeError,
"Bad code object in .pyc file");
goto error;
}
fclose(fp);
co = (PyCodeObject *)v;
v = run_eval_code_obj(tstate, co, globals, locals);
if (v && flags)
flags->cf_flags |= (co->co_flags & PyCF_MASK);
Py_DECREF(co);
return v;
error:
fclose(fp);
return NULL;
}
PyObject *
Py_CompileStringObject(const char *str, PyObject *filename, int start,
PyCompilerFlags *flags, int optimize)
{
PyCodeObject *co;
mod_ty mod;
PyArena *arena = _PyArena_New();
if (arena == NULL)
return NULL;
mod = _PyParser_ASTFromString(str, filename, start, flags, arena);
if (mod == NULL) {
_PyArena_Free(arena);
return NULL;
}
if (flags && (flags->cf_flags & PyCF_ONLY_AST)) {
PyObject *result = PyAST_mod2obj(mod);
_PyArena_Free(arena);
return result;
}
co = _PyAST_Compile(mod, filename, flags, optimize, arena);
_PyArena_Free(arena);
return (PyObject *)co;
}
PyObject *
Py_CompileStringExFlags(const char *str, const char *filename_str, int start,
PyCompilerFlags *flags, int optimize)
{
PyObject *filename, *co;
filename = PyUnicode_DecodeFSDefault(filename_str);
if (filename == NULL)
return NULL;
co = Py_CompileStringObject(str, filename, start, flags, optimize);
Py_DECREF(filename);
return co;
}
const char *
_Py_SourceAsString(PyObject *cmd, const char *funcname, const char *what, PyCompilerFlags *cf, PyObject **cmd_copy)
{
const char *str;
Py_ssize_t size;
Py_buffer view;
*cmd_copy = NULL;
if (PyUnicode_Check(cmd)) {
cf->cf_flags |= PyCF_IGNORE_COOKIE;
str = PyUnicode_AsUTF8AndSize(cmd, &size);
if (str == NULL)
return NULL;
}
else if (PyBytes_Check(cmd)) {
str = PyBytes_AS_STRING(cmd);
size = PyBytes_GET_SIZE(cmd);
}
else if (PyByteArray_Check(cmd)) {
str = PyByteArray_AS_STRING(cmd);
size = PyByteArray_GET_SIZE(cmd);
}
else if (PyObject_GetBuffer(cmd, &view, PyBUF_SIMPLE) == 0) {
/* Copy to NUL-terminated buffer. */
*cmd_copy = PyBytes_FromStringAndSize(
(const char *)view.buf, view.len);
PyBuffer_Release(&view);
if (*cmd_copy == NULL) {
return NULL;
}
str = PyBytes_AS_STRING(*cmd_copy);
size = PyBytes_GET_SIZE(*cmd_copy);
}
else {
PyErr_Format(PyExc_TypeError,
"%s() arg 1 must be a %s object",
funcname, what);
return NULL;
}
if (strlen(str) != (size_t)size) {
PyErr_SetString(PyExc_ValueError,
"source code string cannot contain null bytes");
Py_CLEAR(*cmd_copy);
return NULL;
}
return str;
}
#if defined(USE_STACKCHECK)
#if defined(WIN32) && defined(_MSC_VER)
/* Stack checking for Microsoft C */
#include <malloc.h>
#include <excpt.h>
/*
* Return non-zero when we run out of memory on the stack; zero otherwise.
*/
int
PyOS_CheckStack(void)
{
__try {
/* alloca throws a stack overflow exception if there's
not enough space left on the stack */
alloca(PYOS_STACK_MARGIN * sizeof(void*));
return 0;
} __except (GetExceptionCode() == STATUS_STACK_OVERFLOW ?
EXCEPTION_EXECUTE_HANDLER :
EXCEPTION_CONTINUE_SEARCH) {
int errcode = _resetstkoflw();
if (errcode == 0)
{
Py_FatalError("Could not reset the stack!");
}
}
return 1;
}
#endif /* WIN32 && _MSC_VER */
/* Alternate implementations can be added here... */
#endif /* USE_STACKCHECK */
/* Deprecated C API functions still provided for binary compatibility */
#undef PyRun_AnyFile
PyAPI_FUNC(int)
PyRun_AnyFile(FILE *fp, const char *name)
{
return PyRun_AnyFileExFlags(fp, name, 0, NULL);
}
#undef PyRun_AnyFileEx
PyAPI_FUNC(int)
PyRun_AnyFileEx(FILE *fp, const char *name, int closeit)
{
return PyRun_AnyFileExFlags(fp, name, closeit, NULL);
}
#undef PyRun_AnyFileFlags
PyAPI_FUNC(int)
PyRun_AnyFileFlags(FILE *fp, const char *name, PyCompilerFlags *flags)
{
return PyRun_AnyFileExFlags(fp, name, 0, flags);
}
#undef PyRun_File
PyAPI_FUNC(PyObject *)
PyRun_File(FILE *fp, const char *p, int s, PyObject *g, PyObject *l)
{
return PyRun_FileExFlags(fp, p, s, g, l, 0, NULL);
}
#undef PyRun_FileEx
PyAPI_FUNC(PyObject *)
PyRun_FileEx(FILE *fp, const char *p, int s, PyObject *g, PyObject *l, int c)
{
return PyRun_FileExFlags(fp, p, s, g, l, c, NULL);
}
#undef PyRun_FileFlags
PyAPI_FUNC(PyObject *)
PyRun_FileFlags(FILE *fp, const char *p, int s, PyObject *g, PyObject *l,
PyCompilerFlags *flags)
{
return PyRun_FileExFlags(fp, p, s, g, l, 0, flags);
}
#undef PyRun_SimpleFile
PyAPI_FUNC(int)
PyRun_SimpleFile(FILE *f, const char *p)
{
return PyRun_SimpleFileExFlags(f, p, 0, NULL);
}
#undef PyRun_SimpleFileEx
PyAPI_FUNC(int)
PyRun_SimpleFileEx(FILE *f, const char *p, int c)
{
return PyRun_SimpleFileExFlags(f, p, c, NULL);
}
#undef PyRun_String
PyAPI_FUNC(PyObject *)
PyRun_String(const char *str, int s, PyObject *g, PyObject *l)
{
return PyRun_StringFlags(str, s, g, l, NULL);
}
#undef PyRun_SimpleString
PyAPI_FUNC(int)
PyRun_SimpleString(const char *s)
{
return PyRun_SimpleStringFlags(s, NULL);
}
#undef Py_CompileString
PyAPI_FUNC(PyObject *)
Py_CompileString(const char *str, const char *p, int s)
{
return Py_CompileStringExFlags(str, p, s, NULL, -1);
}
#undef Py_CompileStringFlags
PyAPI_FUNC(PyObject *)
Py_CompileStringFlags(const char *str, const char *p, int s,
PyCompilerFlags *flags)
{
return Py_CompileStringExFlags(str, p, s, flags, -1);
}
#undef PyRun_InteractiveOne
PyAPI_FUNC(int)
PyRun_InteractiveOne(FILE *f, const char *p)
{
return PyRun_InteractiveOneFlags(f, p, NULL);
}
#undef PyRun_InteractiveLoop
PyAPI_FUNC(int)
PyRun_InteractiveLoop(FILE *f, const char *p)
{
return PyRun_InteractiveLoopFlags(f, p, NULL);
}
#ifdef __cplusplus
}
#endif
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