minix/lib/libsys/fkey_ctl.c
2012-03-25 21:58:14 +02:00

27 lines
948 B
C

#include "sysutil.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;
m.FKEY_REQUEST = request;
m.FKEY_FKEYS = (fkeys) ? *fkeys : 0;
m.FKEY_SFKEYS = (sfkeys) ? *sfkeys : 0;
s = _taskcall(TTY_PROC_NR, FKEY_CONTROL, &m);
if (fkeys) *fkeys = m.FKEY_FKEYS;
if (sfkeys) *sfkeys = m.FKEY_SFKEYS;
return(s);
}