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make debug() the first action in each function

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don't fail on NULL pointer arguments in debug()
This commit is contained in:
marschap
2005-03-13 16:32:16 +00:00
parent 75fef67dfe
commit 0de01ac0f7
1 changed files with 51 additions and 37 deletions
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server/menu.c
+51 -37
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@@ -59,11 +59,12 @@ menu_create (char *id, MenuEventFunc(*event_func),
void
menu_destroy (Menu *menu)
{
debug (RPT_DEBUG, "%s( menu=[%s] )", __FUNCTION__,
((menu != NULL) ? menu->id : "(null)"));
if (menu == NULL)
return;
debug (RPT_DEBUG, "%s( menu=[%s] )", __FUNCTION__, menu->id);
menu_destroy_all_items (menu);
LL_Destroy (menu->data.menu.contents);
menu->data.menu.contents = NULL;
@@ -74,11 +75,13 @@ menu_destroy (Menu *menu)
void
menu_add_item (Menu *menu, MenuItem *item)
{
debug (RPT_DEBUG, "%s( menu=[%s], item=[%s] )", __FUNCTION__,
((menu != NULL) ? menu->id : "(null)"),
((item != NULL) ? item->id : "(null)"));
if ((menu == NULL) || (item == NULL))
return;
debug (RPT_DEBUG, "%s( menu=[%s], item=[%s] )", __FUNCTION__, menu->id, item->id);
/* Add the item to the menu */
LL_Push (menu->data.menu.contents, item);
item->parent = menu;
@@ -90,13 +93,15 @@ menu_remove_item (Menu *menu, MenuItem *item)
int i;
MenuItem * item2;
if ((menu == NULL) || (item == NULL))
return
debug (RPT_DEBUG, "%s( menu=[%s], item=[%s] )", __FUNCTION__,
((menu != NULL) ? menu->id : "(null)"),
((item != NULL) ? item->id : "(null)"));
debug (RPT_DEBUG, "%s( menu=[%s], item=[%s] )", __FUNCTION__, menu->id, item->id);
if ((menu == NULL) || (item == NULL))
return;
/* Find the item */
for (item2 = LL_GetFirst(menu->data.menu.contents), i=0;
for (item2 = LL_GetFirst(menu->data.menu.contents), i = 0;
item2 != NULL;
item2 = LL_GetNext(menu->data.menu.contents), i++ ) {
if (item == item2) {
@@ -116,11 +121,12 @@ menu_destroy_all_items (Menu *menu)
{
MenuItem * item;
debug (RPT_DEBUG, "%s( menu=[%s] )", __FUNCTION__,
((menu != NULL) ? menu->id : "(null)"));
if (menu == NULL)
return;
debug (RPT_DEBUG, "%s( menu=[%s] )", __FUNCTION__, menu->id);
for( item = menu_getfirst_item(menu); item != NULL; item = menu_getfirst_item(menu) ) {
menuitem_destroy (item);
LL_Remove (menu->data.menu.contents, item);
@@ -131,11 +137,12 @@ MenuItem *menu_find_item (Menu *menu, char *id, bool recursive)
{
MenuItem * item;
debug (RPT_DEBUG, "%s( menu=[%s], id=\"%s\", recursive=%d )", __FUNCTION__,
((menu != NULL) ? menu->id : "(null)"), id, recursive);
if ((menu == NULL) || (id == NULL))
return NULL;
debug (RPT_DEBUG, "%s( menu=[%s], id=\"%s\", recursive=%d )", __FUNCTION__, menu->id, id, recursive);
for( item = menu_getfirst_item(menu); item != NULL; item = menu_getnext_item(menu) ) {
if ( strcmp(item->id, id) == 0 ) {
return item;
@@ -153,11 +160,12 @@ MenuItem *menu_find_item (Menu *menu, char *id, bool recursive)
void menu_reset (Menu *menu)
{
debug (RPT_DEBUG, "%s( menu=[%s] )", __FUNCTION__,
((menu != NULL) ? menu->id : "(null)"));
if (menu == NULL)
return;
debug (RPT_DEBUG, "%s( menu=[%s] )", __FUNCTION__, menu->id);
menu->data.menu.selector_pos = 0;
menu->data.menu.scroll = 0;
}
@@ -168,11 +176,13 @@ void menu_build_screen (MenuItem *menu, Screen *s)
MenuItem * subitem;
int itemnr;
debug (RPT_DEBUG, "%s( menu=[%s], screen=[%s] )", __FUNCTION__,
((menu != NULL) ? menu->id : "(null)"),
((s != NULL) ? s->id : "(null)"));
if ((menu == NULL) || (s == NULL))
return;
debug (RPT_DEBUG, "%s( menu=[%s], screen=[%s] )", __FUNCTION__, menu->id, s->id);
/* TODO: Put menu in a frame to do easy scrolling */
/* Problem: frames are not handled correctly by renderer */
@@ -278,11 +288,13 @@ void menu_update_screen (MenuItem *menu, Screen *s)
MenuItem * subitem;
int itemnr;
debug (RPT_DEBUG, "%s( menu=[%s], screen=[%s] )", __FUNCTION__,
((menu != NULL) ? menu->id : "(null)"),
((s != NULL) ? s->id : "(null)"));
if ((menu == NULL) || (s == NULL))
return;
debug (RPT_DEBUG, "%s( menu=[%s], screen=[%s] )", __FUNCTION__, menu->id, s->id);
/* Update widgets for the title */
w = screen_find_widget (s, "title");
if (!w) report (RPT_ERR, "%s: could not find widget: %s", __FUNCTION__, "title");
@@ -368,35 +380,36 @@ void menu_update_screen (MenuItem *menu, Screen *s)
/* Update selector position */
w = screen_find_widget (s, "selector");
if (!w) report (RPT_ERR, "%s: could not find widget: %s", __FUNCTION__, "selector");
w->y = 2 + menu->data.menu.selector_pos - menu->data.menu.scroll;
if (w != NULL)
w->y = 2 + menu->data.menu.selector_pos - menu->data.menu.scroll;
else
report (RPT_ERR, "%s: could not find widget: %s", __FUNCTION__, "selector");
/* Enable upscroller */
/* Enable upscroller (if necessary) */
w = screen_find_widget (s, "upscroller");
if (!w) report (RPT_ERR, "%s: could not find widget: %s", __FUNCTION__, "upscroller");
if (menu->data.menu.scroll > 0) {
w->type = WID_ICON;
} else {
w->type = WID_NONE; /* disable it this way */
}
/* Enable downscroller */
if (w != NULL)
w->type = (menu->data.menu.scroll > 0) ? WID_ICON : WID_NONE;
else
report (RPT_ERR, "%s: could not find widget: %s", __FUNCTION__, "upscroller");
/* Enable downscroller (if necessary) */
w = screen_find_widget (s, "downscroller");
if (!w) report (RPT_ERR, "%s: could not find widget: %s", __FUNCTION__, "downscroller");
if (LL_Length(menu->data.menu.contents) - menu->data.menu.scroll - display_props->height + 1 > 0 ) {
w->type = WID_ICON;
} else {
w->type = WID_NONE; /* disable it this way */
}
if (w != NULL)
w->type = (LL_Length(menu->data.menu.contents) >= menu->data.menu.scroll + display_props->height)
? WID_ICON : WID_NONE;
else
report (RPT_ERR, "%s: could not find widget: %s", __FUNCTION__, "downscroller");
}
MenuResult menu_process_input (Menu *menu, MenuToken token, char * key)
{
MenuItem *subitem;
debug (RPT_DEBUG, "%s( menu=[%s], token=%d, key=\"%s\" )", __FUNCTION__,
((menu != NULL) ? menu->id : "(null)"), token, key);
if (menu == NULL)
return MENURESULT_ERROR;
debug (RPT_DEBUG, "%s( menu=[%s], token=%d, key=\"%s\" )", __FUNCTION__, menu->id, token, key);
switch (token) {
case MENUTOKEN_MENU:
@@ -404,7 +417,8 @@ MenuResult menu_process_input (Menu *menu, MenuToken token, char * key)
case MENUTOKEN_ENTER:
subitem = LL_GetByIndex (menu->data.menu.contents,
menu->data.menu.selector_pos);
if (!subitem) break;
if (!subitem)
break;
switch (subitem->type) {
case MENUITEM_ACTION:
if (subitem->event_func)