1 files changed, 43 insertions, 0 deletions
diff --git a/misc/yosysjs/yosyswrk.js b/misc/yosysjs/yosyswrk.js
new file mode 100644
index 000000000..1d77b3d25
--- /dev/null
+++ b/misc/yosysjs/yosyswrk.js
@@ -0,0 +1,43 @@
+importScripts('yosys.js');
+
+onmessage = function(e) {
+	var request = e.data[0];
+	var response = { "idx": request.idx, "args": [] };
+
+	if (request.mode == "run") {
+		try {
+			Module.ccall('run', '', ['string'], [request.cmd]);
+			response.args.push("");
+		} catch (e) {
+			response.args.push(mod.ccall('errmsg', 'string', [], []));
+		}
+	}
+
+	if (request.mode == "read_file") {
+		try {
+			response.args.push(FS.readFile(request.filename, {encoding: 'utf8'}));
+		} catch (e) { }
+	}
+
+	if (request.mode == "write_file") {
+		try {
+			FS.writeFile(request.filename, request.text, {encoding: 'utf8'});
+		} catch (e) { }
+	}
+
+	if (request.mode == "read_dir") {
+		try {
+			response.args.push(FS.readdir(request.dirname));
+		} catch (e) { }
+	}
+
+	if (request.mode == "remove_file") {
+		try {
+			FS.unlink(request.filename);
+		} catch (e) { }
+	}
+
+	postMessage([response]);
+}
+
+postMessage([{ "idx": 0, "args": [] }]);