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Issue #12705: Raise SyntaxError when compiling multiple statements as single interactive statement

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This commit is contained in:
Meador Inge 2012-01-19 01:08:41 -06:00
parent 00c7f85298
commit fa21bf015d
5 changed files with 52 additions and 0 deletions
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17
Parser/parsetok.c
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@ -224,6 +224,23 @@ parsetok(struct tok_state *tok, grammar *g, int start, perrdetail *err_ret,
if (err_ret->error == E_DONE) {
n = ps->p_tree;
ps->p_tree = NULL;
/* Check that the source for a single input statement really
is a single statement by looking at what is left in the
buffer after parsing. Trailing whitespace and comments
are OK. */
if (start == single_input) {
char *cur = tok->cur;
char c = *tok->cur;
while (c == ' ' || c == '\t' || c == '\n' || c == '\014')
c = *++cur;
if (c && c != '#') {
err_ret->error = E_BADSINGLE;
n = NULL;
}
}
}
else
n = NULL;