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

10 lines
269 B
C

#include <lib.h>
#include <unistd.h>
gid_t getngid(endpoint_t proc_ep)
{
message m;
m.m1_i1 = proc_ep; /* search gid for this process */
if (_syscall(PM_PROC_NR, GETEPINFO, &m) < 0) return ( (gid_t) -1);
return( (gid_t) m.m2_i2); /* return search result */
}