Mercurial > octave-nkf
changeset 14510:c20de00a66a9
avoid memory error in 'octave --eval 0' (bug #36038)
* lex.ll (delete_buffer): Set yyin to 0 if no current buffer remains
after deleting buf.
| author | Max Brister <max@2bass.com> |
|---|---|
| date | Fri, 30 Mar 2012 13:46:57 -0400 |
| parents | a88f8e4fae56 |
| children | cdc752aba928 |
| files | src/lex.ll |
| diffstat | 1 files changed, 4 insertions(+), 0 deletions(-) [+] |
line wrap: on
line diff
--- a/src/lex.ll Thu Mar 29 19:13:21 2012 -0400 +++ b/src/lex.ll Fri Mar 30 13:46:57 2012 -0400 @@ -1417,6 +1417,10 @@ delete_buffer (YY_BUFFER_STATE buf) { yy_delete_buffer (buf); + + // Prevent invalid yyin from being used by yyrestart. + if (! current_buffer ()) + yyin = 0; } // Delete all buffers from the stack.