[EGIT] [apps/terminology] master 01/01: termpty: handle read() from tty pair when the other end has died, on some BSD

[Boris Faure]

billiob pushed a commit to branch master.

http://git.enlightenment.org/apps/terminology.git/commit/?id=5770c51d861cb7ad4793380b82d7e94f6a5c55a9

commit 5770c51d861cb7ad4793380b82d7e94f6a5c55a9
Author: Boris Faure <bill...@gmail.com>
Date:   Mon Dec 5 23:39:29 2016 +0100

    termpty: handle read() from tty pair when the other end has died, on some 
BSD
    
    In such a case, read() returns 0 and sets errno to ECHILD…
---
 src/bin/termpty.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/bin/termpty.c b/src/bin/termpty.c
index 476c1d0..dcdfdfc 100644
--- a/src/bin/termpty.c
+++ b/src/bin/termpty.c
@@ -184,8 +184,10 @@ _cb_fd_read(void *data, Ecore_Fd_Handler *fd_handler)
              rbuf++;
              len--;
           }
+        errno = 0;
         len = read(ty->fd, rbuf, len);
-        if (len < 0 && errno != EAGAIN)
+        if ((len < 0 && errno != EAGAIN) ||
+            (len == 0 && errno != 0))
           {
              /* Do not print error if the child has exited */
              if (ty->pid != -1)

--