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Accept u"..." literals even when Unicode is disabled. But these 

literals must not contain \u, \U or \N escapes.  (XXX Should they also
not contain non-ASCII characters?)
This commit is contained in:
Guido van Rossum 2002-05-28 18:47:29 +00:00
parent c88da1faa5
commit 05459c5e5e
1 changed files with 13 additions and 8 deletions
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21
Python/compile.c
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@ -1130,19 +1130,12 @@ parsestr(struct compiling *com, char *s)
int first = *s;
int quote = first;
int rawmode = 0;
#ifdef Py_USING_UNICODE
int unicode = 0;
#endif
if (isalpha(quote) || quote == '_') {
if (quote == 'u' || quote == 'U') {
#ifdef Py_USING_UNICODE
quote = *++s;
unicode = 1;
#else
com_error(com, PyExc_SyntaxError,
"Unicode literals not supported in this Python");
return NULL;
#endif
}
if (quote == 'r' || quote == 'R') {
quote = *++s;
@ -1250,6 +1243,18 @@ parsestr(struct compiling *com, char *s)
com_error(com, PyExc_ValueError,
"invalid \\x escape");
return NULL;
#ifndef Py_USING_UNICODE
case 'u':
case 'U':
case 'N':
if (unicode) {
Py_DECREF(v);
com_error(com, PyExc_ValueError,
"Unicode escapes not legal "
"when Unicode disabled");
return NULL;
}
#endif
default:
*p++ = '\\';
*p++ = s[-1];