* src/main.c (main): if the screen was specified on the

command-line, send the command to the correct screen.

* src/communications.c (send_command): new argument,
screen_num. Get the root window for the specified
screen. prototype updated.

3 files changed, 19 insertions, 5 deletions

diff --git a/src/communications.c b/src/communications.c
index 7705c85..d5e96d0 100644
--- a/src/communications.c
+++ b/src/communications.c
@@ -81,13 +81,23 @@ recieve_command_result (Window w)
 }
 
 int
-send_command (unsigned char *cmd)
+send_command (unsigned char *cmd, int screen_num)
 {
   Window w;
   int done = 0;
 
-  w = XCreateSimpleWindow (dpy, DefaultRootWindow (dpy),
-			   0, 0, 1, 1, 0, 0, 0);
+  /* If the user specified a specific screen, then send the event to
+     that screen. */
+  if (screen_num >= 0)
+    {
+      w = XCreateSimpleWindow (dpy, RootWindow (dpy, screen_num),
+			       0, 0, 1, 1, 0, 0, 0);
+    }
+  else
+    {
+      w = XCreateSimpleWindow (dpy, DefaultRootWindow (dpy),
+			       0, 0, 1, 1, 0, 0, 0);
+    }
 
   /* Select first to avoid race condition */
   XSelectInput (dpy, w, PropertyChangeMask);
diff --git a/src/communications.h b/src/communications.h
index 0fd7937..6ece873 100644
--- a/src/communications.h
+++ b/src/communications.h
@@ -22,6 +22,6 @@
 #ifndef _RATPOISON_COMMUNICATIONS_H
 #define _RATPOISON_COMMUNICATIONS_H 1
 
-int send_command (unsigned char *cmd);
+int send_command (unsigned char *cmd, int screen_num);
 
 #endif /* ! _RATPOISON_COMMUNICATIONS_H */
diff --git a/src/main.c b/src/main.c
index 33a9597..8c3b98b 100644
--- a/src/main.c
+++ b/src/main.c
@@ -568,7 +568,11 @@ main (int argc, char *argv[])
 
       for (i=0; i<cmd_count; i++)
 	{
-	  send_command (command[i]);
+	  if (screen_arg)
+	    send_command (command[i], screen_num);
+	  else
+	    send_command (command[i], -1);
+
 	  free (command[i]);
 	}