Implemented stat syscall

lib/fs/fs.q

@@ -0,0 +1,27 @@
+import mem
+import sys
+
+readFile(path []byte) -> (*byte, int) {
+	stat := new(sys.file_stat)
+
+	if sys.stat(path, stat) < 0 {
+		return 0, 0
+	}
+
+	size := stat.st_size
+
+	if size < 512 {
+		size = 512
+	}
+
+	file := sys.open(path, 0, 0)
+
+	if file < 0 {
+		return 0, 0
+	}
+
+	contents := mem.alloc(size)
+	length := sys.read(file, contents, size)
+	sys.close(file)
+	return contents, length
+}