1*53ee8cc1Swenshuai.xi #ifndef _LINUX_LIMITS_H 2*53ee8cc1Swenshuai.xi #define _LINUX_LIMITS_H 3*53ee8cc1Swenshuai.xi 4*53ee8cc1Swenshuai.xi #define NR_OPEN 1024 5*53ee8cc1Swenshuai.xi 6*53ee8cc1Swenshuai.xi #define NGROUPS_MAX 65536 /* supplemental group IDs are available */ 7*53ee8cc1Swenshuai.xi #define ARG_MAX 131072 /* # bytes of args + environ for exec() */ 8*53ee8cc1Swenshuai.xi #define LINK_MAX 127 /* # links a file may have */ 9*53ee8cc1Swenshuai.xi #define MAX_CANON 255 /* size of the canonical input queue */ 10*53ee8cc1Swenshuai.xi #define MAX_INPUT 255 /* size of the type-ahead buffer */ 11*53ee8cc1Swenshuai.xi #define NAME_MAX 255 /* # chars in a file name */ 12*53ee8cc1Swenshuai.xi #define PATH_MAX 4096 /* # chars in a path name including nul */ 13*53ee8cc1Swenshuai.xi #define PIPE_BUF 4096 /* # bytes in atomic write to a pipe */ 14*53ee8cc1Swenshuai.xi #define XATTR_NAME_MAX 255 /* # chars in an extended attribute name */ 15*53ee8cc1Swenshuai.xi #define XATTR_SIZE_MAX 65536 /* size of an extended attribute value (64k) */ 16*53ee8cc1Swenshuai.xi #define XATTR_LIST_MAX 65536 /* size of extended attribute namelist (64k) */ 17*53ee8cc1Swenshuai.xi 18*53ee8cc1Swenshuai.xi #define RTSIG_MAX 32 19*53ee8cc1Swenshuai.xi 20*53ee8cc1Swenshuai.xi #endif 21