NetBSD/gnu/libexec/uucp/libunix/lcksys.c

63 lines
1.1 KiB
C

/* lcksys.c
Lock and unlock a remote system. */
#include "uucp.h"
#include "uudefs.h"
#include "uuconf.h"
#include "sysdep.h"
#include "system.h"
/* Do the actual lock or unlock. */
static boolean fslock_sys P((boolean, const char *));
static boolean
fslock_sys (flock, zname)
boolean flock;
const char *zname;
{
size_t clen;
char *z;
boolean fret;
clen = strlen (zname);
#if ! HAVE_LONG_FILE_NAMES
if (clen > 8)
clen = 8;
#endif
z = zbufalc (sizeof "LCK.." + clen);
memcpy (z, "LCK..", sizeof "LCK.." - 1);
memcpy (z + sizeof "LCK.." - 1, zname, clen);
z[sizeof "LCK.." - 1 + clen] = '\0';
if (flock)
fret = fsdo_lock (z, FALSE, (boolean *) NULL);
else
fret = fsdo_unlock (z, FALSE);
ubuffree (z);
return fret;
}
/* Lock a remote system. */
boolean
fsysdep_lock_system (qsys)
const struct uuconf_system *qsys;
{
return fslock_sys (TRUE, qsys->uuconf_zname);
}
/* Unlock a remote system. */
boolean
fsysdep_unlock_system (qsys)
const struct uuconf_system *qsys;
{
return fslock_sys (FALSE, qsys->uuconf_zname);
}