day2: impl romfs

day02/Makefile

@@ -38,7 +38,7 @@ DATA		:=	data
 INCLUDES	:=	include
 GRAPHICS	:=	gfx
 GFXBUILD	:=	$(BUILD)
-#ROMFS		:=	romfs
+ROMFS		:=	romfs
 #GFXBUILD	:=	$(ROMFS)/gfx
 APP_TITLE   := day02
 APP_DESCRIPTION := aoc 2025

day02/romfs/test.txt

@@ -0,0 +1 @@
+11-22,95-115,998-1012,1188511880-1188511890,222220-222224,1698522-1698528,446443-446449,38593856-38593862,565653-565659,824824821-824824827,2121212118-2121212124

day02/source/day02.swift

@@ -5,8 +5,12 @@ import Foundation
 @main
 struct Day02 {
     static func run() {
+        guard let input = realInput else {
+            print("input sttring nil")
+            return
+        }
         print("Parsing...")
-        let parsed = parseInput(realInput)
+        let parsed = parseInput(input)
         print("Running Part 1...")
         part1(parsed)
         print("Running Part 2...")
@@ -78,6 +82,14 @@ struct Day02 {
         gfxInitDefault()
         consoleInit(GFX_TOP, nil)
 
+        guard romfsInit() == 0 else {
+            print("Couldn't init RomFS")
+            return
+        }
+
+        testInput = stringFromFile("romfs:/test.txt")
+        realInput = stringFromFile("romfs:/input.txt")
+
         run()
 
         while aptMainLoop() {
@@ -94,18 +106,36 @@ struct Day02 {
         gfxExit()
     }
 
+    static func stringFromFile(_ path: String) -> String? {
+        let file = fopen(path, "r")
+        var ret = ""
+        var buf = [CChar](repeating: 0, count: 100)
+        while fgets(&buf, 100, file) != nil {
+           ret += String(cString: buf)
+        }
+        guard feof(file) != 0 else {
+            print("Error reading file \(path)")
+            return nil
+        }
+        while ret.first?.isNewline ?? false {
+            ret.removeFirst()
+        }
+        while ret.last?.isNewline ?? false {
+            ret.removeLast()
+        }
+        return ret
+    }
     #else
     static func main() {
+        testInput = try? String(contentsOfFile: "romfs/test.txt").trimmingCharacters(in: .whitespacesAndNewlines)
+        realInput = try? String(contentsOfFile: "romfs/input.txt").trimmingCharacters(in: .whitespacesAndNewlines)
+
         run()
     }
     #endif
 
 }
 
-let testInput = """
-11-22,95-115,998-1012,1188511880-1188511890,222220-222224,1698522-1698528,446443-446449,38593856-38593862,565653-565659,824824821-824824827,2121212118-2121212124
-"""
+var testInput: String? = nil
 
-let realInput = """
-492410748-492568208,246-390,49-90,16-33,142410-276301,54304-107961,12792-24543,3434259704-3434457648,848156-886303,152-223,1303-1870,8400386-8519049,89742532-89811632,535853-567216,6608885-6724046,1985013826-1985207678,585591-731454,1-13,12067202-12233567,6533-10235,6259999-6321337,908315-972306,831-1296,406-824,769293-785465,3862-5652,26439-45395,95-136,747698990-747770821,984992-1022864,34-47,360832-469125,277865-333851,2281-3344,2841977-2953689,29330524-29523460
-"""
+var realInput: String? = nil