command.js to run batch file

assets/AUTOEXEC.BAT

@@ -1,2 +1,3 @@
 echo "Hello, world!"
-fsh
+fsh
+command

assets/JS_INIT.js

@@ -377,6 +377,9 @@ con.clear = function() {
 con.curs_set = function(arg) {
     print(String.fromCharCode(27,91)+"?25"+(((arg|0) == 0) ? "l" : "h"));
 };
+con.reset_graphics = function() {
+    println(String.fromCharCode(27,91,109));
+};
 Object.freeze(con);
 // system management  function
 var system = {};

assets/tvdos/TVDOS.SYS

@@ -80,6 +80,6 @@ var execApp = function(cmdsrc, args) {
 ///////////////////////////////////////////////////////////////////////////////
 
 // Boot script
-filesystem.open("A", "tvdos/command.js", "R");
+filesystem.open("A", "tvdos/bin/command.js", "R");
 let cmdsrc = filesystem.readAll("A");
 execApp(cmdsrc, ["", "/c", "\\AUTOEXEC.BAT"]);

assets/tvdos/bin/command.js

@@ -1,6 +1,6 @@
 let PROMPT_TEXT = ">";
 let CURRENT_DRIVE = "A";
-
+let executableExtensions = [".com",".bat",".js", ""]; Object.freeze(executableExtensions);
 let shell_pwd = [];
 
 const welcome_text = "TSVM Disk Operating System, version " + _TVDOS.VERSION;
@@ -109,6 +109,9 @@ shell.coreutils = {
             args.forEach(function(it,i) { if (i > 0) print(it+" ") });
         }
         println();
+    },
+    rem: function(args) {
+        return 0;
     }
 };
 Object.freeze(shell.coreutils);
@@ -117,6 +120,9 @@ shell.execute = function(line) {
     let tokens = shell.parse(line);
     let cmd = tokens[0];
 
+    // handle Ctrl-C
+    if (con.hitterminate()) return 1;
+
     if (shell.coreutils[cmd.toLowerCase()] !== undefined) {
         let retval = shell.coreutils[cmd.toLowerCase()](tokens);
         return retval|0; // return value of undefined will cast into 0
@@ -129,11 +135,14 @@ shell.execute = function(line) {
 
         searchDir.forEach(function(it) { serial.println("Searchdir: "+it); });
 
+        searchLoop:
         for (let i = 0; i < searchDir.length; i++) {
-            let path = (searchDir[i] + cmd).substring(1); // without substring, this will always prepend revslash
-            if (filesystem.open(CURRENT_DRIVE, path, "R")) {
-                fileExists = true;
-                break;
+            for (let j = 0; j < executableExtensions.length; j++) {
+                let path = (searchDir[i] + cmd + executableExtensions[j]).substring(1); // without substring, this will always prepend revslash
+                if (filesystem.open(CURRENT_DRIVE, path, "R")) {
+                    fileExists = true;
+                    break searchLoop;
+                }
             }
         }
 
@@ -151,7 +160,9 @@ shell.execute = function(line) {
             if ("BAT" == extension) {
                 // parse and run as batch file
                 let lines = prg.split('\n').filter(function(it) { return it.length > 0; });
-                lines.forEach(function(it) { println("Batch: " + it) }); // TODO
+                lines.forEach(function(line) {
+                    shell.execute(line);
+                });
             }
             else {
                 return execApp(prg, tokens)|0; // return value of undefined will cast into 0
@@ -165,7 +176,7 @@ Object.freeze(shell);
 ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 
 
-if (exec_args !== undefined) {
+if (exec_args[1] !== undefined) {
     // command /c   <commands>
     // ^[0]    ^[1] ^[2]
     if (exec_args[1].toLowerCase() == "/c") {
@@ -178,8 +189,8 @@ if (exec_args !== undefined) {
     }
 }
 else {
+    con.reset_graphics();
     println("Starting TVDOS...");
-
     greet();
 
     let cmdHistory = []; // zeroth element is the oldest

src/net/torvald/tsvm/peripheral/GraphicsAdapter.kt

@@ -371,6 +371,7 @@ class GraphicsAdapter(val vm: VM, val lcdMode: Boolean = false, lcdInvert: Boole
         else if (arg == 0) {
             ttyFore = TTY_FORE_DEFAULT
             ttyBack = TTY_BACK_DEFAULT
+            blinkCursor = true
         }
     }