encoding shenanigans

assets/disk0/home/appexec.js

@@ -109,6 +109,11 @@ for (let i = 0; i < sectionTable.length - 1; i++) {
     }
 }
 
-_G.shell.execute(PATH_MOUNT + "run.com")
+let errorlevel = _G.shell.execute(PATH_MOUNT + "run.com")
 
-// TODO delete PATH_MOUNT
+try {
+    files.open(PATH_MOUNT).remove()
+}
+catch (e) {}
+
+return errorlevel

assets/disk0/tvdos/TVDOS.SYS

@@ -762,7 +762,16 @@ _TVDOS.DRV.FS.DEVTMP.mkFile = (fd) => {
     return true
 }
 _TVDOS.DRV.FS.DEVTMP.remove = (fd) => {
+    let path = _TVDOS.TMPFS[fd.path]
     delete _TVDOS.TMPFS[fd.path]
+
+    // delete all the keys starting with _TVDOS.TMPFS[fd.path]
+    if (_TVDOS.DRV.FS.DEVTMP.isDirectory(fd)) {
+        Object.keys(_TVDOS.TMPFS).filter(it=>it.startsWith(path)).forEach(childs=>{
+            delete _TVDOS.TMPFS[childs]
+        })
+    }
+
     return true
 }
 _TVDOS.DRV.FS.DEVTMP.exists = (fd) => (_TVDOS.TMPFS[fd.path] !== undefined)

assets/disk0/tvdos/bin/gzip.js

@@ -0,0 +1,16 @@
+function printUsage() {
+    println(`Usage: gzip [/d /c] file
+To compress a file, replacing it with a gzipped compressed version:
+       gzip file.ext
+To decompress a file, replacing it with the original uncompressed version:
+       gzip /d file.ext.gz
+To compress a file specifying the output filename:
+       gzip /c file.ext > compressed_file.ext.gz
+To decompress a gzipped file specifying the output filename:
+       gzip /c /d file.ext.gz > uncompressed_file.ext`)
+}
+
+if (exec_args[1] === undefined) {
+    printUsage()
+    return 0
+}

tsvm_core/src/net/torvald/tsvm/VM.kt

@@ -8,6 +8,7 @@ import net.torvald.tsvm.peripheral.PeriBase
 import net.torvald.tsvm.peripheral.VMProgramRom
 import java.io.InputStream
 import java.io.OutputStream
+import java.nio.charset.Charset
 import java.util.*
 import kotlin.math.ceil
 
@@ -156,7 +157,7 @@ class VM(
 
 
     companion object {
-        val CHARSET = Charsets.ISO_8859_1
+        val CHARSET = Charset.forName("iso-8859-1") // no cp437 because i dunno
 
         val MMIO_SIZE = 128.kB()
         val HW_RESERVE_SIZE = 1024.kB()

tsvm_executable/src/net/torvald/terrarum/utils/JsonFetcher.kt

@@ -2,6 +2,7 @@ package net.torvald.terrarum.utils
 
 import com.badlogic.gdx.utils.JsonReader
 import com.badlogic.gdx.utils.JsonValue
+import java.lang.NullPointerException
 
 /**
  * Created by minjaesong on 2016-02-15.
@@ -36,7 +37,13 @@ object JsonFetcher {
             throw Error("[JsonFetcher] jsonString is null!")
         }
 
-        return JsonReader().parse(jsonString.toString())
+        try {
+            return JsonReader().parse(jsonString.toString())
+        }
+        catch (e: NullPointerException) {
+            System.err.println("[JsonFetcher] NullPointerException while processing ${jsonFile.path}")
+            throw e
+        }
     }
 
     @Throws(java.io.IOException::class)