diff options
Diffstat (limited to 'src/main.c')
| -rw-r--r-- | src/main.c | 12 |
1 files changed, 9 insertions, 3 deletions
@@ -158,8 +158,9 @@ int feh_main_iteration(int block) FD_ZERO(&fdset); FD_SET(xfd, &fdset); - if (control_via_stdin) + if (control_via_stdin) { FD_SET(STDIN_FILENO, &fdset); + } #ifdef HAVE_INOTIFY if (opt.auto_reload) { FD_SET(opt.inotify_fd, &fdset); @@ -210,7 +211,12 @@ int feh_main_iteration(int block) in that */ feh_handle_timer(); } - else if ((count > 0) && (FD_ISSET(STDIN_FILENO, &fdset))) + /* + * Beware: If stdin is not connected, we may end up with xfd == 0. + * However, STDIN_FILENO == 0 holds as well in most cases. So we must + * check control_via_stdin to avoid mistaking an X11 event for stdin. + */ + else if ((count > 0) && control_via_stdin && (FD_ISSET(STDIN_FILENO, &fdset))) feh_event_handle_stdin(); #ifdef HAVE_INOTIFY else if ((count > 0) && (FD_ISSET(opt.inotify_fd, &fdset))) @@ -227,7 +233,7 @@ int feh_main_iteration(int block) && ((errno == ENOMEM) || (errno == EINVAL) || (errno == EBADF))) eprintf("Connection to X display lost"); - else if ((count > 0) && (FD_ISSET(STDIN_FILENO, &fdset))) + else if ((count > 0) && control_via_stdin && (FD_ISSET(STDIN_FILENO, &fdset))) feh_event_handle_stdin(); #ifdef HAVE_INOTIFY else if ((count > 0) && (FD_ISSET(opt.inotify_fd, &fdset))) |