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Merge branch '1544_segfault_launch_info_panel'

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* 1544_segfault_launch_info_panel:
  Fixed segfault during init saved Info or Tree panel.
  Ticket #1544: segfault om launch MC with saved Info or Tree panel
This commit is contained in:
Andrew Borodin 2009-08-19 12:50:21 +04:00
commit 1c561adb9e
1 changed files with 25 additions and 24 deletions
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49
src/layout.c
View File

@ -121,7 +121,11 @@ static struct {
int type;
Widget *widget;
char *last_saved_dir; /* last view_list working directory */
} panels [MAX_VIEWS];
} panels [MAX_VIEWS] = {
/* init MAX_VIEWS items */
{ view_listing, NULL, NULL },
{ view_listing, NULL, NULL }
};
/* These variables are used to avoid updating the information unless */
/* we need it */
@ -868,36 +872,32 @@ const char *get_nth_panel_name (int num)
/* Set the num-th panel to the view type: type */
/* This routine also keeps at least one WPanel object in the screen */
/* since a lot of routines depend on the current_panel variable */
void set_display_type (int num, int type)
void
set_display_type (int num, int type)
{
int x, y, cols, lines;
int the_other; /* Index to the other panel */
const char *file_name = NULL; /* For Quick view */
Widget *new_widget, *old_widget;
WPanel *the_other_panel;
int x = 0, y = 0, cols = 0, lines = 0;
int the_other = 0; /* Index to the other panel */
const char *file_name = NULL; /* For Quick view */
Widget *new_widget = NULL, *old_widget = NULL;
WPanel *the_other_panel = NULL;
x = y = cols = lines = 0;
old_widget = 0;
if (num >= MAX_VIEWS){
fprintf (stderr, "Cannot allocate more that %d views\n", MAX_VIEWS);
abort ();
}
/* Check that we will have a WPanel * at least */
the_other = 0;
if (type != view_listing){
the_other = num == 0 ? 1 : 0;
if (panels [the_other].type != view_listing)
return;
}
/* Get rid of it */
if (panels [num].widget){
Widget *w = panels [num].widget;
WPanel *panel = (WPanel *) panels [num].widget;
x = w->x;
y = w->y;
cols = w->cols;
@ -913,8 +913,6 @@ void set_display_type (int num, int type)
}
}
new_widget = 0;
switch (type){
case view_listing:
new_widget = restore_into_right_dir_panel(num, old_widget);
@ -922,7 +920,6 @@ void set_display_type (int num, int type)
case view_info:
new_widget = (Widget *) info_new ();
break;
case view_tree:
@ -948,11 +945,11 @@ void set_display_type (int num, int type)
save_panel_dir(num);
panels [num].type = type;
panels [num].widget = (Widget *) new_widget;
panels [num].widget = new_widget;
/* We set the same size the old widget had */
widget_set_size ((Widget *) new_widget, y, x, lines, cols);
widget_set_size (new_widget, y, x, lines, cols);
/* We use replace to keep the circular list of the dialog in the */
/* same state. Maybe we could just kill it and then replace it */
if (midnight_dlg && old_widget){
@ -1119,10 +1116,14 @@ int get_other_type (void)
}
/* Save current list_view widget directory into panel */
void save_panel_dir(int index)
void
save_panel_dir (int index)
{
if (get_display_type(index) == view_listing) {
WPanel *w = (WPanel *) get_panel_widget(index);
int type = get_display_type (index);
Widget *widget = get_panel_widget (index);
if ((type == view_listing) && (widget != NULL)) {
WPanel *w = (WPanel *) widget;
char *widget_work_dir = w->cwd;
g_free(panels [index].last_saved_dir); /* last path no needed */