minix3/lib/libsys/fkey_ctl.c

30 lines
1.1 KiB
C

#include "sysutil.h"
#include <string.h>
/*===========================================================================*
* fkey_ctl *
*===========================================================================*/
int fkey_ctl(request, fkeys, sfkeys)
int request; /* request to perform */
int *fkeys; /* bit masks for F1-F12 keys */
int *sfkeys; /* bit masks for Shift F1-F12 keys */
{
/* Send a message to the TTY server to request notifications for function
* key presses or to disable notifications. Enabling succeeds unless the key
* is already bound to another process. Disabling only succeeds if the key is
* bound to the current process.
*/
message m;
int s;
memset(&m, 0, sizeof(m));
m.m_lsys_tty_fkey_ctl.request = request;
m.m_lsys_tty_fkey_ctl.fkeys = (fkeys) ? *fkeys : 0;
m.m_lsys_tty_fkey_ctl.sfkeys = (sfkeys) ? *sfkeys : 0;
s = _taskcall(TTY_PROC_NR, TTY_FKEY_CONTROL, &m);
if (fkeys) *fkeys = m.m_tty_lsys_fkey_ctl.fkeys;
if (sfkeys) *sfkeys = m.m_tty_lsys_fkey_ctl.sfkeys;
return(s);
}