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more pipe stuffs

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This commit is contained in:
minjaesong
2022-05-12 10:47:20 +09:00
parent 541d385ec6
commit 5b8930202f
4 changed files with 69 additions and 26 deletions
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55
assets/disk0/tvdos/bin/less.js
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@@ -1,7 +1,4 @@
if (exec_args[1] === undefined) {
println('Missing filename ("less -?" for help)');
return 0;
}
let filename = exec_args[1]
/*let help = "\n
SUMMARY OF COMMANDS\n
@@ -10,27 +7,46 @@ SUMMARY OF COMMANDS\n
q Q Exit
\n"*/
if (exec_args[1].startsWith("-?")) {
println("less <filename>");
return 0;
}
let fileOpened = filesystem.open(_G.shell.getCurrentDrive(), _G.shell.resolvePathInput(exec_args[1]).string, "R");
if (!fileOpened) {
printerrln(_G.shell.resolvePathInput(exec_args[1]).string+": cannot open");
return 1;
}
let scroll = 0;
let pan = -1;
let termW = con.getmaxyx()[1];
let termH = con.getmaxyx()[0] - 1;
let buf = "";
let fileContent = filesystem.readAll(_G.shell.getCurrentDrive());
let fileContent = undefined
let key = -1;
let panSize = termW >> 1;
let scrollSize = termH >> 3;
let startAddr = -1;
let paintCur = 0;
let cy = 1;
let cx = 1;
let char = -1;
let numbuf = 0;
if (filename === undefined && _G.shell.hasPipe()) {
fileContent = _G.shell.getPipe()
}
else if (filename === undefined) {
println('Missing filename ("less -?" for help)');
return 0;
}
else {
if (filename.startsWith("-?")) {
println("less <filename>");
return 0;
}
let fileOpened = filesystem.open(_G.shell.getCurrentDrive(), _G.shell.resolvePathInput(filename).string, "R");
if (fileOpened != 0) {
printerrln(_G.shell.resolvePathInput(filename).string+": cannot open");
return 1;
}
fileContent = filesystem.readAll(_G.shell.getCurrentDrive());
}
// initialise some helper variables
let lineToBytes = [0];
let maxPan = 0;
@@ -45,13 +61,8 @@ for (let i = 0; i < fileContent.length; i++) {
}
}
let startAddr = -1;
let paintCur = 0;
let cy = 1;
let cx = 1;
let char = -1;
let numbuf = 0;
let resetKeyReadStatus = function() {
numbuf = 0;