include/linux/limits.h
15064 #ifndef _LINUX_LIMITS_H
15065 #define _LINUX_LIMITS_H
15066
15067 #define NR_OPEN 1024
15068
15069 #define NGROUPS_MAX 32 /* suppl. group IDs are avail */
15070 #define ARG_MAX 131072 /* bytes of args+env for exec() */
15071 #define CHILD_MAX 999 /* no limit :-) */
15072 #define OPEN_MAX 256 /* # open files a proc may have */
15073 #define LINK_MAX 127 /* # links a file may have */
15074 #define MAX_CANON 255 /* size of the canonical input q*/
15075 #define MAX_INPUT 255 /* size of the type-ahead buf */
15076 #define NAME_MAX 255 /* # chars in a file name */
15077 #define PATH_MAX 4095 /* # chars in a path name */
15078 #define PIPE_BUF 4096 /* # bytes in atomic pipe write */
15079
15080 #define RTSIG_MAX 32
15081
15082 #endif