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-rw-r--r--vt.c25
1 files changed, 13 insertions, 12 deletions
diff --git a/vt.c b/vt.c
index da77813..f15d51f 100644
--- a/vt.c
+++ b/vt.c
@@ -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;