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level-select.c: Fix incorrect responses for level-finding functions

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- Fix the case where invalid levelsearch_t were providing values of false instead of NEXTMAP_INVALID
- Fix the case where M_GetFirstLevelInList was not returning NEXTMAP_INVALID for rearching nummapheaders
This commit is contained in:
toaster 2023-03-13 14:25:44 +00:00
parent 756feaa20b
commit b5be97cbfc
1 changed files with 6 additions and 3 deletions
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9
src/menus/transient/level-select.c
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@ -98,7 +98,7 @@ UINT16 M_CountLevelsToShowInList(levelsearch_t *levelsearch)
INT16 i, count = 0; INT16 i, count = 0;
if (!levelsearch) if (!levelsearch)
return false; return 0;
if (levelsearch->cup) if (levelsearch->cup)
{ {
@ -127,7 +127,7 @@ UINT16 M_GetFirstLevelInList(UINT8 *i, levelsearch_t *levelsearch)
INT16 mapnum = NEXTMAP_INVALID; INT16 mapnum = NEXTMAP_INVALID;
if (!levelsearch) if (!levelsearch)
return false; return NEXTMAP_INVALID;
if (levelsearch->cup) if (levelsearch->cup)
{ {
@ -152,6 +152,9 @@ UINT16 M_GetFirstLevelInList(UINT8 *i, levelsearch_t *levelsearch)
for (mapnum = 0; mapnum < nummapheaders; mapnum++) for (mapnum = 0; mapnum < nummapheaders; mapnum++)
if (M_CanShowLevelInList(mapnum, levelsearch)) if (M_CanShowLevelInList(mapnum, levelsearch))
break; break;
if (mapnum >= nummapheaders)
mapnum = NEXTMAP_INVALID;
} }
return mapnum; return mapnum;
@ -160,7 +163,7 @@ UINT16 M_GetFirstLevelInList(UINT8 *i, levelsearch_t *levelsearch)
UINT16 M_GetNextLevelInList(UINT16 mapnum, UINT8 *i, levelsearch_t *levelsearch) UINT16 M_GetNextLevelInList(UINT16 mapnum, UINT8 *i, levelsearch_t *levelsearch)
{ {
if (!levelsearch) if (!levelsearch)
return false; return NEXTMAP_INVALID;
if (levelsearch->cup) if (levelsearch->cup)
{ {