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Memory limit for C program
Post 302547227 by frank_rizzo on Sunday 14th of August 2011 09:45:59 PM
08-14-2011
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LEARN ABOUT SUSE
ulimit
ULIMIT(3) Linux Programmer's Manual ULIMIT(3) NAME
ulimit - get and set user limits SYNOPSIS
#include <ulimit.h> long ulimit(int cmd, long newlimit); DESCRIPTION
Warning: This routine is obsolete. Use getrlimit(2), setrlimit(2), and sysconf(3) instead. For the shell command ulimit(), see bash(1). The ulimit() call will get or set some limit for the calling process. The cmd argument can have one of the following values. UL_GETFSIZE Return the limit on the size of a file, in units of 512 bytes. UL_SETFSIZE Set the limit on the size of a file. 3 (Not implemented for Linux.) Return the maximum possible address of the data segment. 4 (Implemented but no symbolic constant provided.) Return the maximum number of files that the calling process can open. RETURN VALUE
On success, ulimit() returns a nonnegative value. On error, -1 is returned, and errno is set appropriately. ERRORS
EPERM A unprivileged process tried to increase a limit. CONFORMING TO
SVr4, POSIX.1-2001. POSIX.1-2008 marks ulimit() as obsolete. SEE ALSO
bash(1), getrlimit(2), setrlimit(2), sysconf(3) COLOPHON
This page is part of release 3.25 of the Linux man-pages project. A description of the project, and information about reporting bugs, can be found at http://www.kernel.org/doc/man-pages/. Linux 2008-08-06 ULIMIT(3)