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1 perry 1 ULIMIT
2 !!!ULIMIT
3 NAME
4 SYNOPSIS
5 DESCRIPTION
6 RETURN VALUE
7 ERRORS
8 CONFORMING TO
9 SEE ALSO
10 ----
11 !!NAME
12
13
14 ulimit - get and set user limits
15 !!SYNOPSIS
16
17
18 __#include __
19
20
21 __long ulimit(int__ ''cmd''__, long__
22 ''newlimit''__);__
23 !!DESCRIPTION
24
25
26 Warning: This routine is obsolete. The include file is no
27 longer provided by glibc. Use getrlimit(2), setrlimit(2) and
28 sysconf(3) instead. For the shell command __ulimit__, see
29 bash(1).
30
31
32 The __ulimit__ call will get or set some limit for the
33 current process. The ''cmd'' argument can have one of the
34 following values.
35
36
37 __UL_GETFSIZE__
38
39
40 Return the limit on the size of a file, in units of 512
41 bytes.
42
43
44 __UL_SETFSIZE__
45
46
47 Set the limit on the size of a file.
48
49
50 __3__
51
52
53 (Not implemented for Linux.) Return the maximum possible
54 address of the data segment.
55
56
57 __4__
58
59
60 (Implemented but no symbolic constant provided.) Return the
61 maximum number of files that the calling process can
62 open.
63 !!RETURN VALUE
64
65
66 On success, __ulimit__ returns a nonnegative value. On
67 error, -1 is returned, and ''errno'' is set
68 appropriately.
69 !!ERRORS
70
71
72 __EPERM__
73
74
75 A non-root process tried to increase a limit.
76 !!CONFORMING TO
77
78
79 SVID.
80 !!SEE ALSO
81
82
83 bash(1), getrlimit(2), setrlimit(2),
84 sysconf(3)
85 ----
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