Convert code from sys.stdin.encoding to UTF-8 in

interactive mode. Fixes #1100.
This commit is contained in:
Martin v. Löwis 2007-09-04 09:18:06 +00:00
parent 53de1902e7
commit 85bcc66bb4
7 changed files with 70 additions and 16 deletions

View file

@ -34,7 +34,8 @@ PyAPI_FUNC(node *) PyParser_ParseFile (FILE *, const char *, grammar *, int,
PyAPI_FUNC(node *) PyParser_ParseStringFlags(const char *, grammar *, int,
perrdetail *, int);
PyAPI_FUNC(node *) PyParser_ParseFileFlags(FILE *, const char *, grammar *,
PyAPI_FUNC(node *) PyParser_ParseFileFlags(FILE *, const char *,
const char*, grammar *,
int, char *, char *,
perrdetail *, int);

View file

@ -40,7 +40,8 @@ PyAPI_FUNC(int) PyRun_InteractiveLoopFlags(FILE *, const char *, PyCompilerFlags
PyAPI_FUNC(struct _mod *) PyParser_ASTFromString(const char *, const char *,
int, PyCompilerFlags *flags,
PyArena *);
PyAPI_FUNC(struct _mod *) PyParser_ASTFromFile(FILE *, const char *, int,
PyAPI_FUNC(struct _mod *) PyParser_ASTFromFile(FILE *, const char *,
const char*, int,
char *, char *,
PyCompilerFlags *, int *,
PyArena *);

View file

@ -59,19 +59,20 @@ node *
PyParser_ParseFile(FILE *fp, const char *filename, grammar *g, int start,
char *ps1, char *ps2, perrdetail *err_ret)
{
return PyParser_ParseFileFlags(fp, filename, g, start, ps1, ps2,
err_ret, 0);
return PyParser_ParseFileFlags(fp, filename, NULL,
g, start, ps1, ps2, err_ret, 0);
}
node *
PyParser_ParseFileFlags(FILE *fp, const char *filename, grammar *g, int start,
PyParser_ParseFileFlags(FILE *fp, const char *filename, const char* enc,
grammar *g, int start,
char *ps1, char *ps2, perrdetail *err_ret, int flags)
{
struct tok_state *tok;
initerr(err_ret, filename);
if ((tok = PyTokenizer_FromFile(fp, ps1, ps2)) == NULL) {
if ((tok = PyTokenizer_FromFile(fp, enc, ps1, ps2)) == NULL) {
err_ret->error = E_NOMEM;
return NULL;
}

View file

@ -677,7 +677,7 @@ PyTokenizer_FromString(const char *str)
/* Set up tokenizer for file */
struct tok_state *
PyTokenizer_FromFile(FILE *fp, char *ps1, char *ps2)
PyTokenizer_FromFile(FILE *fp, char* enc, char *ps1, char *ps2)
{
struct tok_state *tok = tok_new();
if (tok == NULL)
@ -691,6 +691,17 @@ PyTokenizer_FromFile(FILE *fp, char *ps1, char *ps2)
tok->fp = fp;
tok->prompt = ps1;
tok->nextprompt = ps2;
if (enc != NULL) {
/* Must copy encoding declaration since it
gets copied into the parse tree. */
tok->encoding = PyMem_MALLOC(strlen(enc)+1);
if (!tok->encoding) {
PyTokenizer_Free(tok);
return NULL;
}
strcpy(tok->encoding, enc);
tok->decoding_state = -1;
}
return tok;
}
@ -742,6 +753,29 @@ tok_nextc(register struct tok_state *tok)
}
if (tok->prompt != NULL) {
char *newtok = PyOS_Readline(stdin, stdout, tok->prompt);
#ifndef PGEN
if (tok->encoding && newtok && *newtok) {
/* Recode to UTF-8 */
Py_ssize_t buflen;
const char* buf;
PyObject *u = translate_into_utf8(newtok, tok->encoding);
PyMem_FREE(newtok);
if (!u) {
tok->done = E_DECODE;
return EOF;
}
buflen = PyBytes_Size(u);
buf = PyBytes_AsString(u);
if (!buf) {
Py_DECREF(u);
tok->done = E_DECODE;
return EOF;
}
newtok = PyMem_MALLOC(buflen+1);
strcpy(newtok, buf);
Py_DECREF(u);
}
#endif
if (tok->nextprompt != NULL)
tok->prompt = tok->nextprompt;
if (newtok == NULL)

View file

@ -55,7 +55,8 @@ struct tok_state {
};
extern struct tok_state *PyTokenizer_FromString(const char *);
extern struct tok_state *PyTokenizer_FromFile(FILE *, char *, char *);
extern struct tok_state *PyTokenizer_FromFile(FILE *, char*,
char *, char *);
extern void PyTokenizer_Free(struct tok_state *);
extern int PyTokenizer_Get(struct tok_state *, char **, char **);

View file

@ -809,7 +809,8 @@ parse_source_module(const char *pathname, FILE *fp)
if (arena == NULL)
return NULL;
mod = PyParser_ASTFromFile(fp, pathname, Py_file_input, 0, 0, 0,
mod = PyParser_ASTFromFile(fp, pathname, NULL,
Py_file_input, 0, 0, 0,
NULL, arena);
if (mod) {
co = PyAST_Compile(mod, pathname, NULL, arena);

View file

@ -744,12 +744,22 @@ PyRun_InteractiveLoopFlags(FILE *fp, const char *filename, PyCompilerFlags *flag
int
PyRun_InteractiveOneFlags(FILE *fp, const char *filename, PyCompilerFlags *flags)
{
PyObject *m, *d, *v, *w;
PyObject *m, *d, *v, *w, *oenc = NULL;
mod_ty mod;
PyArena *arena;
char *ps1 = "", *ps2 = "";
char *ps1 = "", *ps2 = "", *enc = NULL;
int errcode = 0;
if (fp == stdin) {
/* Fetch encoding from sys.stdin */
v = PySys_GetObject("stdin");
if (!v)
return -1;
oenc = PyObject_GetAttrString(v, "encoding");
if (!oenc)
return -1;
enc = PyUnicode_AsString(oenc);
}
v = PySys_GetObject("ps1");
if (v != NULL) {
v = PyObject_Str(v);
@ -770,13 +780,15 @@ PyRun_InteractiveOneFlags(FILE *fp, const char *filename, PyCompilerFlags *flags
if (arena == NULL) {
Py_XDECREF(v);
Py_XDECREF(w);
Py_XDECREF(oenc);
return -1;
}
mod = PyParser_ASTFromFile(fp, filename,
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) {
@ -1254,7 +1266,7 @@ PyRun_FileExFlags(FILE *fp, const char *filename, int start, PyObject *globals,
if (arena == NULL)
return NULL;
mod = PyParser_ASTFromFile(fp, filename, start, 0, 0,
mod = PyParser_ASTFromFile(fp, filename, NULL, start, 0, 0,
flags, NULL, arena);
if (closeit)
fclose(fp);
@ -1379,13 +1391,15 @@ PyParser_ASTFromString(const char *s, const char *filename, int start,
}
mod_ty
PyParser_ASTFromFile(FILE *fp, const char *filename, int start, char *ps1,
PyParser_ASTFromFile(FILE *fp, const char *filename, const char* enc,
int start, char *ps1,
char *ps2, PyCompilerFlags *flags, int *errcode,
PyArena *arena)
{
mod_ty mod;
perrdetail err;
node *n = PyParser_ParseFileFlags(fp, filename, &_PyParser_Grammar,
node *n = PyParser_ParseFileFlags(fp, filename, enc,
&_PyParser_Grammar,
start, ps1, ps2, &err, PARSER_FLAGS(flags));
if (n) {
mod = PyAST_FromNode(n, flags, filename, arena);
@ -1406,7 +1420,8 @@ node *
PyParser_SimpleParseFileFlags(FILE *fp, const char *filename, int start, int flags)
{
perrdetail err;
node *n = PyParser_ParseFileFlags(fp, filename, &_PyParser_Grammar,
node *n = PyParser_ParseFileFlags(fp, filename, NULL,
&_PyParser_Grammar,
start, NULL, NULL, &err, flags);
if (n == NULL)
err_input(&err);