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glibc  2.9
vlimit.h
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00001 /* Copyright (C) 1991, 1992, 1996, 1999 Free Software Foundation, Inc.
00002    This file is part of the GNU C Library.
00003 
00004    The GNU C Library is free software; you can redistribute it and/or
00005    modify it under the terms of the GNU Lesser General Public
00006    License as published by the Free Software Foundation; either
00007    version 2.1 of the License, or (at your option) any later version.
00008 
00009    The GNU C Library is distributed in the hope that it will be useful,
00010    but WITHOUT ANY WARRANTY; without even the implied warranty of
00011    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012    Lesser General Public License for more details.
00013 
00014    You should have received a copy of the GNU Lesser General Public
00015    License along with the GNU C Library; if not, write to the Free
00016    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00017    02111-1307 USA.  */
00018 
00019 #ifndef _SYS_VLIMIT_H
00020 #define _SYS_VLIMIT_H       1
00021 
00022 #include <features.h>
00023 
00024 __BEGIN_DECLS
00025 
00026 /* This interface is obsolete, and is superseded by <sys/resource.h>.  */
00027 
00028 /* Kinds of resource limit.  */
00029 enum __vlimit_resource
00030 {
00031   /* Setting this non-zero makes it impossible to raise limits.
00032      Only the super-use can set it to zero.
00033 
00034      This is not implemented in recent versions of BSD, nor by
00035      the GNU C library.  */
00036   LIM_NORAISE,
00037 
00038   /* CPU time available for each process (seconds).  */
00039   LIM_CPU,
00040 
00041   /* Largest file which can be created (bytes).  */
00042   LIM_FSIZE,
00043 
00044   /* Maximum size of the data segment (bytes).  */
00045   LIM_DATA,
00046 
00047   /* Maximum size of the stack segment (bytes).  */
00048   LIM_STACK,
00049 
00050   /* Largest core file that will be created (bytes).  */
00051   LIM_CORE,
00052 
00053   /* Resident set size (bytes).  */
00054   LIM_MAXRSS
00055 };
00056 
00057 /* This means no limit.  */
00058 #define INFINITY 0x7fffffff
00059 
00060 
00061 /* Set the soft limit for RESOURCE to be VALUE.
00062    Returns 0 for success, -1 for failure.  */
00063 extern int vlimit (enum __vlimit_resource __resource, int __value) __THROW;
00064 
00065 
00066 __END_DECLS
00067 
00068 #endif /* sys/vlimit.h  */