ocaml/otherlibs/unix/getgr.c

44 lines
940 B
C

#include <mlvalues.h>
#include <fail.h>
#include <alloc.h>
#include <memory.h>
#include "unix.h"
#include <stdio.h>
#include <grp.h>
static value alloc_group_entry(entry)
struct group * entry;
{
value res;
Push_roots(s, 3);
s[0] = copy_string(entry->gr_name);
s[1] = copy_string(entry->gr_passwd);
s[2] = copy_string_array(entry->gr_mem);
res = alloc_tuple(4);
Field(res,0) = s[0];
Field(res,1) = s[1];
Field(res,2) = Val_int(entry->gr_gid);
Field(res,3) = s[2];
Pop_roots();
return res;
}
value unix_getgrnam(name) /* ML */
value name;
{
struct group * entry;
entry = getgrnam(String_val(name));
if (entry == NULL) mlraise(Atom(NOT_FOUND_EXN));
return alloc_group_entry(entry);
}
value unix_getgrgid(gid) /* ML */
value gid;
{
struct group * entry;
entry = getgrgid(Int_val(gid));
if (entry == NULL) mlraise(Atom(NOT_FOUND_EXN));
return alloc_group_entry(entry);
}