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| author | Bram Moolenaar <Bram@vim.org> | 2017-01-29 21:31:09 +0100 |
|---|---|---|
| committer | Bram Moolenaar <Bram@vim.org> | 2017-01-29 21:31:09 +0100 |
| commit | a58883b4ea0bbb813fd4dd7eb49dd6f03e3e5387 (patch) | |
| tree | 5b4812b921817e5a8417c4cf62fcbcdc53cf3ec4 /src/if_py_both.h | |
| parent | d297f35eb0f6cfed47dd7ecf47df62994695a454 (diff) | |
| download | vim-git-a58883b4ea0bbb813fd4dd7eb49dd6f03e3e5387.tar.gz | |
patch 8.0.0265: may get ml_get error when :pydo deletes linesv8.0.0265
Problem: May get ml_get error when :pydo deletes lines or switches to
another buffer. (Nikolai Pavlov, issue #1421)
Solution: Check the buffer and line every time.
Diffstat (limited to 'src/if_py_both.h')
| -rw-r--r-- | src/if_py_both.h | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/src/if_py_both.h b/src/if_py_both.h index c44fc93ac..4cd373402 100644 --- a/src/if_py_both.h +++ b/src/if_py_both.h @@ -5619,6 +5619,7 @@ run_do(const char *cmd, void *arg UNUSED int status; PyObject *pyfunc, *pymain; PyObject *run_ret; + buf_T *was_curbuf = curbuf; if (u_save((linenr_T)RangeStart - 1, (linenr_T)RangeEnd + 1) != OK) { @@ -5671,7 +5672,9 @@ run_do(const char *cmd, void *arg UNUSED #ifdef PY_CAN_RECURSE *pygilstate = PyGILState_Ensure(); #endif - if (!(line = GetBufferLine(curbuf, lnum))) + /* Check the line number, the command my have deleted lines. */ + if (lnum > curbuf->b_ml.ml_line_count + || !(line = GetBufferLine(curbuf, lnum))) goto err; if (!(linenr = PyInt_FromLong((long) lnum))) { @@ -5684,9 +5687,19 @@ run_do(const char *cmd, void *arg UNUSED if (!ret) goto err; + /* Check that the command didn't switch to another buffer. */ + if (curbuf != was_curbuf) + { + Py_XDECREF(ret); + goto err; + } + if (ret != Py_None) if (SetBufferLine(curbuf, lnum, ret, NULL) == FAIL) + { + Py_XDECREF(ret); goto err; + } Py_XDECREF(ret); PythonIO_Flush(); |