diff options
Diffstat (limited to 'src/main.c')
| -rw-r--r-- | src/main.c | 59 |
1 files changed, 54 insertions, 5 deletions
@@ -1,7 +1,7 @@ /* main.c Copyright (C) 1999-2003 Tom Gilbert. -Copyright (C) 2010-2020 Daniel Friesel. +Copyright (C) 2010-2020 Birte Kristina Friesel. Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to @@ -49,6 +49,11 @@ int main(int argc, char **argv) srandom(getpid() * time(NULL) % ((unsigned int) -1)); setup_signal_handlers(); + +#ifdef HAVE_LIBMAGIC + init_magic(); +#endif + init_parse_options(argc, argv); init_imlib_fonts(); @@ -102,6 +107,28 @@ int main(int argc, char **argv) return(sig_exit); } +static void feh_process_signal(void) +{ + winwidget winwid = winwidget_get_first_window_of_type(WIN_TYPE_SLIDESHOW); + int i; + int signo = sig_received; + sig_received = 0; + + if (winwid) { + if (filelist_len > 1) { + if (signo == SIGUSR1) + slideshow_change_image(winwid, SLIDE_NEXT, 1); + else if (signo == SIGUSR2) + slideshow_change_image(winwid, SLIDE_PREV, 1); + } else { + feh_reload_image(winwid, 0, 0); + } + } else if (opt.multiwindow) { + for (i = window_num - 1; i >= 0; i--) + feh_reload_image(windows[i], 0, 0); + } +} + /* Return 0 to stop iterating, 1 if ok to continue. */ int feh_main_iteration(int block) { @@ -119,6 +146,10 @@ int feh_main_iteration(int block) if (window_num == 0 || sig_exit != 0) return(0); + if (sig_received) { + feh_process_signal(); + } + if (first) { /* Only need to set these up the first time */ xfd = ConnectionNumber(disp); @@ -151,6 +182,10 @@ int feh_main_iteration(int block) if (window_num == 0 || sig_exit != 0) return(0); + + if (sig_received) { + feh_process_signal(); + } } XFlush(disp); @@ -158,8 +193,9 @@ 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 +246,12 @@ int feh_main_iteration(int block) in that */ feh_handle_timer(); } - else if ((count > 0) && (FD_ISSET(0, &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 +268,7 @@ int feh_main_iteration(int block) && ((errno == ENOMEM) || (errno == EINVAL) || (errno == EBADF))) eprintf("Connection to X display lost"); - else if ((count > 0) && (FD_ISSET(0, &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))) @@ -237,7 +278,11 @@ int feh_main_iteration(int block) } if (window_num == 0 || sig_exit != 0) return(0); - + + if (sig_received) { + feh_process_signal(); + } + return(1); } @@ -256,6 +301,10 @@ void feh_clean_exit(void) if(disp) XCloseDisplay(disp); +#ifdef HAVE_LIBMAGIC + uninit_magic(); +#endif + /* * Only restore the old terminal settings if * - we changed them in the first place |