ulimit.h(0p)

ulimit.h0p

Ulimit commands

Usage

#include <ulimit.h>

Prolog

This manual page is part of the POSIX Programmer's Manual. The Linux implementation of this interface may differ (consult the corresponding Linux manual page for details of Linux behavior), or the interface may not be implemented on Linux.

Overview

The <ulimit.h> header shall define the symbolic constants used by the ulimit() function.

Symbolic constants:

UL_GETFSIZE

Get maximum file size.

UL_SETFSIZE

Set maximum file size.

The following shall be declared as a function and may also be defined as a macro. A function prototype shall be provided.

long ulimit(int, ...);

The following sections are informative.

Application usage

See ulimit().

Rationale

None.

Future directions

None.

From man-pages 6.19-1 in Arch Linux 2026-11-01. Parsed by carta from the page's man source.