CMake: Locate and install SUGOI asset

assets/CMakeLists.txt

@@ -25,6 +25,10 @@ list(TRANSFORM SRB2_ASSETS_DOCS PREPEND "${SRB2_ASSET_DIRECTORY_ABSOLUTE}")
 # POST-V2.2 NOTE: Do not forget to add patch.pk3 to the end of this list!
 ####################
 
+set(SRB2_ASSET_SUGOI_EXPRESSION "sl_sugoi.+\\.pk3")
+file(STRINGS ../src/d_main.c SRB2_ASSET_SUGOI REGEX ${SRB2_ASSET_SUGOI_EXPRESSION})
+string(REGEX MATCH ${SRB2_ASSET_SUGOI_EXPRESSION} SRB2_ASSET_SUGOI ${SRB2_ASSET_SUGOI})
+
 set(SRB2_ASSETS_GAME
 	"srb2.pk3"
 	"player.dta"
@@ -32,6 +36,7 @@ set(SRB2_ASSETS_GAME
 	"patch.pk3"
 	"music.dta"
 	"models.dat"
+	${SRB2_ASSET_SUGOI}
 )
 list(TRANSFORM SRB2_ASSETS_GAME PREPEND "/")
 list(TRANSFORM SRB2_ASSETS_GAME PREPEND "${SRB2_ASSET_DIRECTORY_ABSOLUTE}")