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This commit is contained in:
minjaesong
2020-11-07 23:27:28 +09:00
parent d2416e7dbc
commit 99aa08e945
4 changed files with 71 additions and 18 deletions
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18
assets/tvdos/TVDOS.SYS
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@@ -63,9 +63,12 @@ filesystem.readAll = function(driveLetter) {
let port = filesystem._toPorts(driveLetter);
com.sendMessage(port[0], "READ");
let response = com.getStatusCode(port[0]);
if (135 == response) {
throw Error("File not opened");
}
if (response < 0 || response >= 128) {
let status = com.getDeviceStatus(port[0]);
throw Error("Reading a file failed with "+status.code+": "+status.message);
throw Error("Reading a file failed with "+response+": "+status.message);
}
return com.pullMessage(port[0]);
};
@@ -79,6 +82,19 @@ filesystem.isDirectory = function(driveLetter) {
}
return (response === 0);
}
filesystem.mkDir = function(driveLetter) {
let port = filesystem._toPorts(driveLetter);
com.sendMessage(port[0], "MKDIR");
let response = com.getStatusCode(port[0]);
if (135 == response) {
throw Error("File not opened");
}
if (response < 0 || response >= 128) {
let status = com.getDeviceStatus(port[0]);
throw Error("Creating a directory failed with ("+response+"): "+status.message+"\n");
}
return (response === 0); // possible status codes: 0 (success), 1 (fail)
}
Object.freeze(filesystem);
///////////////////////////////////////////////////////////////////////////////

48
assets/tvdos/bin/command.js
View File

@@ -123,6 +123,18 @@ shell.parse = function(input) {
return tokens;
}
function resolvePathInput(input) {
// replace slashes into revslashes
let pathstr = input.replaceAll('/','\\\\');
let startsWithSlash = input.startsWith('\\');
// split them into an array while filtering empty elements except for the root 'head'
let newPwd = (startsWithSlash ? [""] : shell_pwd).concat(pathstr.split("\\").filter(function(it) { return (it.length > 0); }));
// construct new pathstr from pwd arr so it will be sanitised
pathstr = newPwd.join('\\').substring(1);
return { string: pathstr, pwd: newPwd };
}
shell.coreutils = {
/* Args follow this format:
* <command-name> <1st arg> <2nd arg> ...
@@ -137,25 +149,28 @@ shell.coreutils = {
println(CURRENT_DRIVE+":"+shell_pwd.join("\\"));
return
}
// replace slashes into revslashes
let pathstr = args[1].replaceAll('/','\\\\');
let startsWithSlash = args[1].startsWith('\\');
// split them into an array while filtering empty elements except for the root 'head'
let newPwd = (startsWithSlash ? [""] : shell_pwd).concat(pathstr.split("\\").filter(function(it) { return (it.length > 0); }));
// construct new pathstr from pwd arr so it will be sanitised
pathstr = newPwd.join('\\').substring(1);
if (DEBUG_PRINT) serial.println("command.js > pathstr = "+pathstr);
let path = resolvePathInput(args[1])
if (DEBUG_PRINT) serial.println("command.js > cd > pathstr = "+path.string);
// check if path is valid
filesystem.open(CURRENT_DRIVE, pathstr, 'R');
filesystem.open(CURRENT_DRIVE, path.string, 'R');
let dirOpened = filesystem.isDirectory(CURRENT_DRIVE); // open a dir; if path is nonexistent, file won't actually be opened
if (!dirOpened) { printerrln("CHDIR failed for '"+pathstr+"'"); return; } // if file is not opened, FALSE will be returned
if (!dirOpened) { printerrln("CHDIR failed for '"+path.string+"'"); return; } // if file is not opened, FALSE will be returned
shell_pwd = newPwd;
shell_pwd = path.pwd;
},
mkdir: function(args) {
if (args[1] === undefined) {
printerrln("Syntax error");
return
}
let path = resolvePathInput(args[1])
if (DEBUG_PRINT) serial.println("command.js > mkdir > pathstr = "+path.string);
// check if path is valid
let dirOpened = filesystem.open(CURRENT_DRIVE, path.string, 'W');
let mkdird = filesystem.mkDir(CURRENT_DRIVE);
if (!mkdird) { printerrln("MKDIR failed for '"+path.string+"'"); return; }
},
cls: function(args) {
con.clear();
@@ -212,13 +227,14 @@ shell.coreutils = {
// check if path is valid
let pathOpened = filesystem.open(CURRENT_DRIVE, pathstr, 'R');
if (!pathOpened) { printerrln("CHDIR failed for '"+pathstr+"'"); return; }
if (!pathOpened) { printerrln("File not found"); return; }
let port = filesystem._toPorts(CURRENT_DRIVE)[0]
com.sendMessage(port, "LIST");
println(com.pullMessage(port));
}
};
shell.coreutils.chdir = shell.coreutils.cd;
Object.freeze(shell.coreutils);
shell.execute = function(line) {
if (0 == line.size) return;