diff options
Diffstat (limited to 'vt.c')
-rw-r--r-- | vt.c | 25 |
1 files changed, 13 insertions, 12 deletions
@@ -77,30 +77,31 @@ int console_switch_init(void (*redraw)(void)) sigaction(SIGUSR1,&act,&old); sigaction(SIGUSR2,&act,&old); + if (-1 == ioctl(STDIN_FILENO, VT_GETMODE, &vt_omode)) { + perror("ioctl VT_GETMODE"); + return -1; + } + if (-1 == ioctl(STDIN_FILENO, KDGETMODE, &kd_mode)) { + perror("ioctl KDGETMODE"); + return -1; + } + if (-1 == ioctl(STDIN_FILENO, VT_GETMODE, &vt_mode)) { perror("ioctl VT_GETMODE"); - exit(1); + return -1; } vt_mode.mode = VT_PROCESS; vt_mode.waitv = 0; vt_mode.relsig = SIGUSR1; vt_mode.acqsig = SIGUSR2; - - if (-1 == ioctl(STDIN_FILENO, VT_GETMODE, &vt_omode)) { - perror("ioctl VT_GETMODE"); - exit(1); - } if (-1 == ioctl(STDIN_FILENO, VT_SETMODE, &vt_mode)) { perror("ioctl VT_SETMODE"); - exit(1); - } - if (-1 == ioctl(STDIN_FILENO, KDGETMODE, &kd_mode)) { - perror("ioctl KDGETMODE"); - exit(1); + return -1; } if (-1 == ioctl(STDIN_FILENO, KDSETMODE, KD_GRAPHICS)) { + ioctl(STDIN_FILENO, VT_SETMODE, &vt_omode); perror("ioctl KDSETMODE"); - exit(1); + return -1; } console_switching_active = true; return 0; |