git.y1.nz

commit 696840c2502d1adbc3b8aa27784791e77d6c5081
parent 702e103f53d420baf72358d108a0f998249bc12f
Author: Rob King <jking@deadpixi.com>
Date:   Mon, 26 Jun 2017 16:21:59 -0500

Don't starve other processes.

A process that wrote a lot of input quickly to the terminal could
starve the other managed terminals and input processing.

Diffstat:
M
mtm.c
4
+---

1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/mtm.c b/mtm.c
@@ -705,10 +705,8 @@ getinput(NODE *n, fd_set *f) /* Recursively check all ptty's for input. */
 
     if (n && n->t == VIEW && n->pt > 0 && FD_ISSET(n->pt, f)){
         ssize_t r = read(n->pt, iobuf, BUFSIZ);
-        while (r > 0){
+        if (r > 0)
             vtparser_write(n->vp, iobuf, r);
-            r = read(n->pt, iobuf, BUFSIZ);
-        }
         if (r < 0 && errno != EINTR && errno != EWOULDBLOCK)
             return deletenode(n), false;
     }

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