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01: #ifndef _LINUX_LIMITS_H
02: #define _LINUX_LIMITS_H
03: 
04: #define NR_OPEN         1024
05: 
06: #define NGROUPS_MAX    65536    /* supplemental group IDs are available */
07: #define ARG_MAX       131072    /* # bytes of args + environ for exec() */
08: #define LINK_MAX         127    /* # links a file may have */
09: #define MAX_CANON        255    /* size of the canonical input queue */
10: #define MAX_INPUT        255    /* size of the type-ahead buffer */
11: #define NAME_MAX         255    /* # chars in a file name */
12: #define PATH_MAX        4096    /* # chars in a path name including nul */
13: #define PIPE_BUF        4096    /* # bytes in atomic write to a pipe */
14: #define XATTR_NAME_MAX   255    /* # chars in an extended attribute name */
15: #define XATTR_SIZE_MAX 65536    /* size of an extended attribute value (64k) */
16: #define XATTR_LIST_MAX 65536    /* size of extended attribute namelist (64k) */
17: 
18: #define RTSIG_MAX         32
19: 
20: #endif
21: 

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