/* enable or disable low levels log */
void do_qemu_set_log(int log_flags, bool use_own_buffers)
{
qemu_loglevel = log_flags;
#ifdef CONFIG_TRACE_LOG
qemu_loglevel |= LOG_TRACE;
#endif
if (!qemu_logfile &&
(is_daemonized() ? logfilename != NULL : qemu_loglevel)) {
if (logfilename) {
qemu_logfile = fopen(logfilename, log_append ? "a" : "w");
if (!qemu_logfile) {
perror(logfilename);
_exit(1);
}
/* In case we are a daemon redirect stderr to logfile */
if (is_daemonized()) {
dup2(fileno(qemu_logfile), STDERR_FILENO);
fclose(qemu_logfile);
/* This will skip closing logfile in qemu_log_close() */
qemu_logfile = stderr;
}
} else {
/* Default to stderr if no log file specified */
assert(!is_daemonized());
qemu_logfile = stderr;
}
/* must avoid mmap() usage of glibc by setting a buffer "by hand" */
if (use_own_buffers) {
static char logfile_buf[4096];
setvbuf(qemu_logfile, logfile_buf, _IOLBF, sizeof(logfile_buf));
} else {
#if defined(_WIN32)
/* Win32 doesn't support line-buffering, so use unbuffered output. */
setvbuf(qemu_logfile, NULL, _IONBF, 0);
#else
setvbuf(qemu_logfile, NULL, _IOLBF, 0);
#endif
log_append = 1;
}
}
if (qemu_logfile &&
(is_daemonized() ? logfilename == NULL : !qemu_loglevel)) {
qemu_log_close();
}
}
void curses_display_init(DisplayState *ds, int full_screen)
{
DisplayChangeListener *dcl;
if (is_daemonized())
return;
#ifndef _WIN32
if (!isatty(1)) {
fprintf(stderr, "We need a terminal output\n");
exit(1);
}
#endif
curses_setup();
curses_keyboard_setup();
atexit(curses_atexit);
#ifndef _WIN32
#if defined(SIGWINCH) && defined(KEY_RESIZE)
/* some curses implementations provide a handler, but we
* want to be sure this is handled regardless of the library */
signal(SIGWINCH, curses_winch_handler);
#endif
#endif
dcl = (DisplayChangeListener *) g_malloc0(sizeof(DisplayChangeListener));
dcl->dpy_update = curses_update;
dcl->dpy_resize = curses_resize;
dcl->dpy_refresh = curses_refresh;
dcl->dpy_text_cursor = curses_cursor_position;
register_displaychangelistener(ds, dcl);
qemu_free_displaysurface(ds);
ds->surface = qemu_create_displaysurface_from(640, 400, 0, 0, (uint8_t*) screen);
invalidate = 1;
}
