cbe31dace5
header file usage before the 0.49 release. To fix it, I had to move the '#include "busybox.h"' to the end of the list of #include files. -Erik
44 lines
981 B
C
44 lines
981 B
C
/* vi: set sw=4 ts=4: */
|
|
/*
|
|
* disalloc.c - aeb - 940501 - Disallocate virtual terminal(s)
|
|
* Renamed deallocvt.
|
|
*/
|
|
#include <stdlib.h>
|
|
#include <stdio.h>
|
|
#include <fcntl.h>
|
|
#include <sys/types.h>
|
|
#include <sys/ioctl.h>
|
|
#include "busybox.h"
|
|
|
|
/* From <linux/vt.h> */
|
|
static const int VT_DISALLOCATE = 0x5608; /* free memory associated to vt */
|
|
|
|
int deallocvt_main(int argc, char *argv[])
|
|
{
|
|
int fd, num, i;
|
|
|
|
//if ((argc > 2) || ((argv == 2) && (**(argv + 1) == '-')))
|
|
if (argc > 2)
|
|
show_usage();
|
|
|
|
fd = get_console_fd("/dev/console");
|
|
|
|
if (argc == 1) {
|
|
/* deallocate all unused consoles */
|
|
if (ioctl(fd, VT_DISALLOCATE, 0))
|
|
perror_msg_and_die("VT_DISALLOCATE");
|
|
} else {
|
|
for (i = 1; i < argc; i++) {
|
|
num = atoi(argv[i]);
|
|
if (num == 0)
|
|
error_msg("0: illegal VT number");
|
|
else if (num == 1)
|
|
error_msg("VT 1 cannot be deallocated");
|
|
else if (ioctl(fd, VT_DISALLOCATE, num))
|
|
perror_msg_and_die("VT_DISALLOCATE");
|
|
}
|
|
}
|
|
|
|
return EXIT_SUCCESS;
|
|
}
|