Check syscall return values.

[exim.git] / src / src / queue.c

diff --git a/src/src/queue.c b/src/src/queue.c
index b3dbd2c4ea8dcd30592bdcfcbdf84b3d2abe4c76..ff0ae67e534e600dc1e0dba1faef5f84ae90c5ca 100644 (file)
--- a/src/src/queue.c
+++ b/src/src/queue.c
@@ -650,7 +650,8 @@ for (i  = (queue_run_in_order? -1 : 0);
     the mere fact that read() unblocks is enough. */
 
     set_process_info("running queue: waiting for children of %d", pid);
-    (void)read(pfd[pipe_read], buffer, sizeof(buffer));
+    if (read(pfd[pipe_read], buffer, sizeof(buffer)) >= 0)
+      log_write(0, LOG_MAIN|LOG_PANIC, "queue run: unexpected data on pipe");
     (void)close(pfd[pipe_read]);
     set_process_info("running queue");
 
@@ -1018,7 +1019,7 @@ if (action >= MSG_SHOW_BODY)
     }
 
   while((rc = read(fd, big_buffer, big_buffer_size)) > 0)
-    (void)write(fileno(stdout), big_buffer, rc);
+    rc = write(fileno(stdout), big_buffer, rc);
 
   (void)close(fd);
   return TRUE;