From 968ffd42a3cec5dfd35e6b889212dc453c1a1763 Mon Sep 17 00:00:00 2001
From: chrys <chrys@linux-a11y.org>
Date: Wed, 21 Aug 2019 11:42:18 +0200
Subject: [PATCH] tweak values

---
 src/fenrirscreenreader/screenDriver/ptyDriver.py | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/src/fenrirscreenreader/screenDriver/ptyDriver.py b/src/fenrirscreenreader/screenDriver/ptyDriver.py
index 61c65a30..71d44c7b 100644
--- a/src/fenrirscreenreader/screenDriver/ptyDriver.py
+++ b/src/fenrirscreenreader/screenDriver/ptyDriver.py
@@ -103,7 +103,7 @@ class driver(screenDriver):
         self.env['screen']['autoIgnoreScreens'] = []
         self.env['general']['prevUser'] = getpass.getuser()
         self.env['general']['currUser'] = getpass.getuser()
-    def readAll(self, fd, timeout = 1, interruptFd = None, len = 65536):
+    def readAll(self, fd, timeout = -1, interruptFd = None, len = 65536):
         msgBytes = b'' 
         fdList = []
         fdList += [fd]
@@ -111,7 +111,7 @@ class driver(screenDriver):
             fdList += [interruptFd]
         starttime = time.time()
         while True:
-            r = screen_utils.hasMoreWhat(fdList, 0.0001)
+            r = screen_utils.hasMoreWhat(fdList)
             # nothing more to read
             if not fd in r:
                 break
@@ -123,8 +123,9 @@ class driver(screenDriver):
             if interruptFd in r:
                 break
             # respect timeout but wait a little bit of time to see if something more is here
-            if (time.time() - starttime) >= timeout:
-                break                
+            if timeout != -1:
+                if (time.time() - starttime) >= timeout:
+                    break                
         return msgBytes
     def openTerminal(self, columns, lines, command):
         p_pid, master_fd = pty.fork()
@@ -177,7 +178,7 @@ class driver(screenDriver):
                 # input
                 if sys.stdin in r:
                     try:
-                        msgBytes = self.readAll(sys.stdin.fileno())
+                        msgBytes = self.readAll(sys.stdin.fileno(), len=4096)
                     except (EOFError, OSError):
                         active.value = False
                         break
@@ -193,7 +194,7 @@ class driver(screenDriver):
                 # output
                 if self.p_out in r:
                     try:
-                        msgBytes = self.readAll(self.p_out.fileno(), interruptFd=sys.stdin.fileno())
+                        msgBytes = self.readAll(self.p_out.fileno(), interruptFd=sys.stdin.fileno(), timeout = 0.5)
                     except (EOFError, OSError):
                         active.value = False
                         break