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changeset 16032:831f9e74eded v8.1.1021

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patch 8.1.1021: pyeval() and py3eval() leak memory commit https://github.com/vim/vim/commit/8e9a24a127c4ef8833fdc3986623f96c7d04210f Author: Bram Moolenaar <Bram@vim.org> Date: Tue Mar 19 22:22:55 2019 +0100 patch 8.1.1021: pyeval() and py3eval() leak memory Problem: pyeval() and py3eval() leak memory. Solution: Do not increase the reference count twice. (Ozaki Kiichi, closes #4129)
author Bram Moolenaar <Bram@vim.org>
date Tue, 19 Mar 2019 22:30:05 +0100
parents 10f5ef57e3e4
children 145ee92315f6
files src/if_python.c src/if_python3.c src/version.c
diffstat 3 files changed, 12 insertions(+), 38 deletions(-) [+]
line wrap: on
line diff
--- a/src/if_python.c
+++ b/src/if_python.c
@@ -1555,30 +1555,16 @@ FunctionGetattr(PyObject *self, char *na
 }
 
     void
-do_pyeval (char_u *str, typval_T *rettv)
+do_pyeval(char_u *str, typval_T *rettv)
 {
     DoPyCommand((char *) str,
 	    (rangeinitializer) init_range_eval,
 	    (runner) run_eval,
 	    (void *) rettv);
-    switch (rettv->v_type)
+    if (rettv->v_type == VAR_UNKNOWN)
     {
-	case VAR_DICT: ++rettv->vval.v_dict->dv_refcount; break;
-	case VAR_LIST: ++rettv->vval.v_list->lv_refcount; break;
-	case VAR_FUNC: func_ref(rettv->vval.v_string);    break;
-	case VAR_PARTIAL: ++rettv->vval.v_partial->pt_refcount; break;
-	case VAR_UNKNOWN:
-	    rettv->v_type = VAR_NUMBER;
-	    rettv->vval.v_number = 0;
-	    break;
-	case VAR_NUMBER:
-	case VAR_STRING:
-	case VAR_FLOAT:
-	case VAR_SPECIAL:
-	case VAR_JOB:
-	case VAR_CHANNEL:
-	case VAR_BLOB:
-	    break;
+	rettv->v_type = VAR_NUMBER;
+	rettv->vval.v_number = 0;
     }
 }
 
@@ -1594,7 +1580,7 @@ Py_GetProgramName(void)
 #endif /* Python 1.4 */
 
     int
-set_ref_in_python (int copyID)
+set_ref_in_python(int copyID)
 {
     return set_ref_in_py(copyID);
 }
--- a/src/if_python3.c
+++ b/src/if_python3.c
@@ -1663,35 +1663,21 @@ LineToString(const char *str)
 }
 
     void
-do_py3eval (char_u *str, typval_T *rettv)
+do_py3eval(char_u *str, typval_T *rettv)
 {
     DoPyCommand((char *) str,
 	    (rangeinitializer) init_range_eval,
 	    (runner) run_eval,
 	    (void *) rettv);
-    switch(rettv->v_type)
+    if (rettv->v_type == VAR_UNKNOWN)
     {
-	case VAR_DICT: ++rettv->vval.v_dict->dv_refcount; break;
-	case VAR_LIST: ++rettv->vval.v_list->lv_refcount; break;
-	case VAR_FUNC: func_ref(rettv->vval.v_string);    break;
-	case VAR_PARTIAL: ++rettv->vval.v_partial->pt_refcount; break;
-	case VAR_UNKNOWN:
-	    rettv->v_type = VAR_NUMBER;
-	    rettv->vval.v_number = 0;
-	    break;
-	case VAR_NUMBER:
-	case VAR_STRING:
-	case VAR_FLOAT:
-	case VAR_SPECIAL:
-	case VAR_JOB:
-	case VAR_CHANNEL:
-	case VAR_BLOB:
-	    break;
+	rettv->v_type = VAR_NUMBER;
+	rettv->vval.v_number = 0;
     }
 }
 
     int
-set_ref_in_python3 (int copyID)
+set_ref_in_python3(int copyID)
 {
     return set_ref_in_py(copyID);
 }
--- a/src/version.c
+++ b/src/version.c
@@ -780,6 +780,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1021,
+/**/
     1020,
 /**/
     1019,