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32 * $FreeBSD: src/tools/regression/p1003_1b/memlock.c,v 1.1 2000/02/16 14:28:40 dufault Exp $
33 * $DragonFly: src/tools/regression/p1003_1b/memlock.c,v 1.2 2003/06/17 04:29:11 dillon Exp $
42 int memlock(int argc
, char *argv
[])
46 /* Is memory locking configured?
49 if (sysconf(_SC_MEMLOCK
) == -1) {
51 /* This isn't valid - may be a standard violation
53 quit("(should not happen) sysconf(_SC_MEMLOCK)");
57 "Memory locking is not supported in this environment.\n");
62 /* Lock yourself in memory:
64 if (mlockall(MCL_CURRENT
| MCL_FUTURE
) == -1) {
65 perror("mlockall(MCL_CURRENT | MCL_FUTURE)");
68 else if (munlockall() == -1) {
77 int mlockall(int flags
)
90 #ifdef STANDALONE_TESTS
91 int main(int argc
, char *argv
[]) { return memlock(argc
, argv
); }