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authorSerhiy Storchaka <storchaka@gmail.com>2016-10-30 22:53:09 +0200
committerSerhiy Storchaka <storchaka@gmail.com>2016-10-30 22:53:09 +0200
commita0d9c685d0c3f817c5a7143098ce1a89380ee514 (patch)
tree8ceb1c36c633de8db089699a45cb190584f83636 /Modules/_cursesmodule.c
parent2f4453eff8296e6b5e57c237d47288d9a9842b00 (diff)
parent0bcd89b859dfbffd3cf8b2e7309998865deb9927 (diff)
downloadcpython-git-a0d9c685d0c3f817c5a7143098ce1a89380ee514.tar.gz
Issue #28549: Fixed segfault in curses's addch() with ncurses6.
Diffstat (limited to 'Modules/_cursesmodule.c')
-rw-r--r--Modules/_cursesmodule.c17
1 files changed, 9 insertions, 8 deletions
diff --git a/Modules/_cursesmodule.c b/Modules/_cursesmodule.c
index e63c16c12d..3bf2ca7ce1 100644
--- a/Modules/_cursesmodule.c
+++ b/Modules/_cursesmodule.c
@@ -280,7 +280,7 @@ static int
PyCurses_ConvertToCchar_t(PyCursesWindowObject *win, PyObject *obj,
chtype *ch
#ifdef HAVE_NCURSESW
- , cchar_t *wch
+ , wchar_t *wch
#endif
)
{
@@ -298,8 +298,7 @@ PyCurses_ConvertToCchar_t(PyCursesWindowObject *win, PyObject *obj,
PyUnicode_GET_LENGTH(obj));
return 0;
}
- memset(wch->chars, 0, sizeof(wch->chars));
- wch->chars[0] = buffer[0];
+ *wch = buffer[0];
return 2;
#else
return PyCurses_ConvertToChtype(win, obj, ch);
@@ -597,7 +596,8 @@ curses_window_addch_impl(PyCursesWindowObject *self, int group_left_1, int y,
int type;
chtype cch;
#ifdef HAVE_NCURSESW
- cchar_t wch;
+ wchar_t wstr[2];
+ cchar_t wcval;
#endif
const char *funcname;
@@ -605,14 +605,15 @@ curses_window_addch_impl(PyCursesWindowObject *self, int group_left_1, int y,
attr = A_NORMAL;
#ifdef HAVE_NCURSESW
- type = PyCurses_ConvertToCchar_t(cwself, ch, &cch, &wch);
+ type = PyCurses_ConvertToCchar_t(cwself, ch, &cch, wstr);
if (type == 2) {
funcname = "add_wch";
- wch.attr = attr;
+ wstr[1] = L'\0';
+ setcchar(&wcval, wstr, attr, 0, NULL);
if (coordinates_group)
- rtn = mvwadd_wch(cwself->win,y,x, &wch);
+ rtn = mvwadd_wch(cwself->win,y,x, &wcval);
else {
- rtn = wadd_wch(cwself->win, &wch);
+ rtn = wadd_wch(cwself->win, &wcval);
}
}
else