Use features of RGBDS 1.0.0 (#537)

7 files changed, 33 insertions, 33 deletions

diff --git a/engine/menus/main_menu.asm b/engine/menus/main_menu.asm
index c6f8547b..f4d8ec03 100644
--- a/engine/menus/main_menu.asm
+++ b/engine/menus/main_menu.asm
@@ -227,9 +227,9 @@ LinkMenu:
 	ld a, SC_START | SC_INTERNAL
 	ldh [rSC], a
 .skipStartingTransfer
-	ld b, " "
-	ld c, " "
-	ld d, "▷"
+	ld b, ' '
+	ld c, ' '
+	ld d, '▷'
 	ld a, [wLinkMenuSelectionSendBuffer]
 	and PAD_B << 2 ; was B button pressed?
 	jr nz, .updateCursorPosition
@@ -682,7 +682,7 @@ SetCursorPositionsFromOptions:
 	ld e, a
 	ld d, 0
 	add hl, de
-	ld [hl], "▷"
+	ld [hl], '▷'
 	ret
 
 ; table that indicates how the 3 text speed options affect frame delays
@@ -709,7 +709,7 @@ CheckForPlayerNameInSRAM:
 	ld hl, sPlayerName
 .loop
 	ld a, [hli]
-	cp "@"
+	cp '@'
 	jr z, .found
 	dec b
 	jr nz, .loop
diff --git a/engine/menus/naming_screen.asm b/engine/menus/naming_screen.asm
index 14eb0b28..fda482e3 100644
--- a/engine/menus/naming_screen.asm
+++ b/engine/menus/naming_screen.asm
@@ -40,7 +40,7 @@ AskName:
 	pop af
 	ld [wUpdateSpritesEnabled], a
 	ld a, [wStringBuffer]
-	cp "@"
+	cp '@'
 	ret nz
 .declinedNickname
 	ld d, h
@@ -64,7 +64,7 @@ DisplayNameRaterScreen::
 	call RestoreScreenTilesAndReloadTilePatterns
 	call LoadGBPal
 	ld a, [wStringBuffer]
-	cp "@"
+	cp '@'
 	jr z, .playerCancelled
 	ld hl, wPartyMonNicks
 	ld bc, NAME_LENGTH
@@ -108,7 +108,7 @@ DisplayNamingScreen:
 	ld [wMenuWatchedKeys], a
 	ld a, 7
 	ld [wMaxMenuItem], a
-	ld a, "@"
+	ld a, '@'
 	ld [wStringBuffer], a
 	xor a
 	ld hl, wNamingScreenSubmitName
@@ -231,10 +231,10 @@ DisplayNamingScreen:
 	ld [wNamingScreenLetter], a
 	call CalcStringLength
 	ld a, [wNamingScreenLetter]
-	cp "ﾞ"
+	cp 'ﾞ'
 	ld de, Dakutens
 	jr z, .dakutensAndHandakutens
-	cp "ﾟ"
+	cp 'ﾟ'
 	ld de, Handakutens
 	jr z, .dakutensAndHandakutens
 	ld a, [wNamingScreenType]
@@ -259,7 +259,7 @@ DisplayNamingScreen:
 .addLetter
 	ld a, [wNamingScreenLetter]
 	ld [hli], a
-	ld [hl], "@"
+	ld [hl], '@'
 	ld a, SFX_PRESS_AB
 	call PlaySound
 	ret
@@ -269,7 +269,7 @@ DisplayNamingScreen:
 	ret z
 	call CalcStringLength
 	dec hl
-	ld [hl], "@"
+	ld [hl], '@'
 	ret
 .pressedRight
 	ld a, [wCurrentMenuItem]
@@ -442,7 +442,7 @@ CalcStringLength:
 	ld c, $0
 .loop
 	ld a, [hl]
-	cp "@"
+	cp '@'
 	ret z
 	inc hl
 	inc c
@@ -468,7 +468,7 @@ PrintNamingText:
 	call PlaceString
 	ld hl, $1
 	add hl, bc
-	ld [hl], "の" ; leftover from Japanese version; blank tile $c9 in English
+	ld [hl], 'の' ; leftover from Japanese version; blank tile $c9 in English
 	hlcoord 1, 3
 	ld de, NicknameTextString
 	jr .placeString
diff --git a/engine/menus/party_menu.asm b/engine/menus/party_menu.asm
index 81472c31..f2688b52 100644
--- a/engine/menus/party_menu.asm
+++ b/engine/menus/party_menu.asm
@@ -51,7 +51,7 @@ RedrawPartyMenu_::
 	dec hl
 	dec hl
 	dec hl
-	ld a, "▷" ; unfilled right arrow menu cursor
+	ld a, '▷' ; unfilled right arrow menu cursor
 	ld [hli], a ; place the cursor
 	inc hl
 	inc hl
diff --git a/engine/menus/pokedex.asm b/engine/menus/pokedex.asm
index 1f58fd68..3e4096bc 100644
--- a/engine/menus/pokedex.asm
+++ b/engine/menus/pokedex.asm
@@ -121,7 +121,7 @@ HandlePokedexSideMenu:
 	push bc
 	hlcoord 0, 3
 	ld de, 20
-	lb bc, " ", 13
+	lb bc, ' ', 13
 	call DrawTileLine ; cover up the menu cursor in the pokemon list
 	pop bc
 	ret
@@ -130,7 +130,7 @@ HandlePokedexSideMenu:
 	push bc
 	hlcoord 15, 10
 	ld de, 20
-	lb bc, " ", 7
+	lb bc, ' ', 7
 	call DrawTileLine ; cover up the menu cursor in the side menu
 	pop bc
 	jr .exitSideMenu
@@ -159,7 +159,7 @@ HandlePokedexListMenu:
 	ldh [hAutoBGTransferEnabled], a
 ; draw the horizontal line separating the seen and owned amounts from the menu
 	hlcoord 15, 8
-	ld a, "─"
+	ld a, '─'
 	ld [hli], a
 	ld [hli], a
 	ld [hli], a
@@ -251,7 +251,7 @@ HandlePokedexListMenu:
 	ld hl, wPokedexOwned
 	call IsPokemonBitSet
 	pop hl
-	ld a, " "
+	ld a, ' '
 	jr z, .writeTile
 	ld a, $72 ; pokeball tile
 .writeTile
@@ -476,9 +476,9 @@ ShowPokedexDataInternal:
 	call IndexToPokedex
 
 	hlcoord 2, 8
-	ld a, "№"
+	ld a, '№'
 	ld [hli], a
-	ld a, "<DOT>"
+	ld a, '<DOT>'
 	ld [hli], a
 	ld de, wPokedexNum
 	lb bc, LEADING_ZEROES | 1, 3
@@ -518,14 +518,14 @@ ShowPokedexDataInternal:
 	hlcoord 12, 6
 	lb bc, 1, 2
 	call PrintNumber ; print feet (height)
-	ld a, "′"
+	ld a, '′'
 	ld [hl], a
 	inc de
 	inc de ; de = address of inches (height)
 	hlcoord 15, 6
 	lb bc, LEADING_ZEROES | 1, 2
 	call PrintNumber ; print inches (height)
-	ld a, "″"
+	ld a, '″'
 	ld [hl], a
 ; now print the weight (note that weight is stored in tenths of pounds internally)
 	inc de
@@ -553,12 +553,12 @@ ShowPokedexDataInternal:
 	ldh a, [hDexWeight]
 	sbc 0
 	jr nc, .next
-	ld [hl], "0" ; if the weight is less than 10, put a 0 before the decimal point
+	ld [hl], '0' ; if the weight is less than 10, put a 0 before the decimal point
 .next
 	inc hl
 	ld a, [hli]
 	ld [hld], a ; make space for the decimal point by moving the last digit forward one tile
-	ld [hl], "<DOT>" ; decimal point tile
+	ld [hl], '<DOT>' ; decimal point tile
 	pop af
 	ldh [hDexWeight + 1], a ; restore original value of [hDexWeight + 1]
 	pop af
diff --git a/engine/menus/save.asm b/engine/menus/save.asm
index 7112207f..9dfdd949 100644
--- a/engine/menus/save.asm
+++ b/engine/menus/save.asm
@@ -474,11 +474,11 @@ DisplayChangeBoxMenu:
 	jr c, .singleDigitBoxNum
 	sub 9
 	hlcoord 8, 2
-	ld [hl], "1"
-	add "0"
+	ld [hl], '1'
+	add '0'
 	jr .next
 .singleDigitBoxNum
-	add "1"
+	add '1'
 .next
 	ldcoord_a 9, 2
 	hlcoord 1, 2
diff --git a/engine/menus/start_sub_menus.asm b/engine/menus/start_sub_menus.asm
index e845941f..8ba05b3f 100644
--- a/engine/menus/start_sub_menus.asm
+++ b/engine/menus/start_sub_menus.asm
@@ -289,7 +289,7 @@ ErasePartyMenuCursors::
 	ld bc, 2 * SCREEN_WIDTH ; menu cursor positions are 2 rows apart
 	ld a, 6 ; 6 menu cursor positions
 .loop
-	ld [hl], " "
+	ld [hl], ' '
 	add hl, bc
 	dec a
 	jr nz, .loop
@@ -329,7 +329,7 @@ StartMenu_Item::
 	jp RedisplayStartMenu
 .choseItem
 ; erase menu cursor (blank each tile in front of an item name)
-	ld a, " "
+	ld a, ' '
 	ldcoord_a 5, 4
 	ldcoord_a 5, 6
 	ldcoord_a 5, 8
@@ -481,7 +481,7 @@ DrawTrainerInfo:
 	predef DisplayPicCenteredOrUpperRight
 	call DisableLCD
 	hlcoord 0, 2
-	ld a, " "
+	ld a, ' '
 	call TrainerInfo_DrawVerticalLine
 	hlcoord 1, 2
 	call TrainerInfo_DrawVerticalLine
@@ -671,7 +671,7 @@ SwitchPartyMon_ClearGfx:
 	ld bc, SCREEN_WIDTH * 2
 	call AddNTimes
 	ld c, SCREEN_WIDTH * 2
-	ld a, " "
+	ld a, ' '
 .clearMonBGLoop ; clear the mon's row in the party menu
 	ld [hli], a
 	dec c
diff --git a/engine/menus/text_box.asm b/engine/menus/text_box.asm
index 076b395f..94c432c7 100644
--- a/engine/menus/text_box.asm
+++ b/engine/menus/text_box.asm
@@ -470,7 +470,7 @@ DisplayFieldMoveMonMenu:
 	jr z, .reachedName
 .skipNameLoop ; skip past current name
 	ld a, [hli]
-	cp "@"
+	cp '@'
 	jr nz, .skipNameLoop
 	jr .skipNamesLoop
 .reachedName