X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/8f6c56a50524aa785f7e596d52dddfb331e18961..a1c7dba18ef36983396c282fe85292db066e39db:/bsd/sys/syslimits.h

diff --git a/bsd/sys/syslimits.h b/bsd/sys/syslimits.h
index e63d3cf4f..56528fa2a 100644
--- a/bsd/sys/syslimits.h
+++ b/bsd/sys/syslimits.h
@@ -65,21 +65,29 @@
 #ifndef _SYS_SYSLIMITS_H_
 #define _SYS_SYSLIMITS_H_
 
+#include <sys/cdefs.h>
+
 #if !defined(_ANSI_SOURCE)
 /*
  * Note: CHILD_MAX *must* be less than hard_maxproc, which is set at
  * compile time; you *cannot* set it higher than the hard limit!!
  */
 #define	ARG_MAX		   (256 * 1024)	/* max bytes for an exec function */
-#define	CHILD_MAX		   100	/* max simultaneous processes */
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
+#define	CHILD_MAX		   266	/* max simultaneous processes */
 #define	GID_MAX		   2147483647U	/* max value for a gid_t (2^31-2) */
+#endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */
 #define	LINK_MAX		32767	/* max file link count */
-#define	MAX_CANON		  255	/* max bytes in term canon input line */
-#define	MAX_INPUT		  255	/* max bytes in terminal input */
+#define	MAX_CANON		 1024	/* max bytes in term canon input line */
+#define	MAX_INPUT		 1024	/* max bytes in terminal input */
 #define	NAME_MAX		  255	/* max bytes in a file name */
 #define	NGROUPS_MAX		   16	/* max supplemental group id's */
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
 #define	UID_MAX		   2147483647U	/* max value for a uid_t (2^31-2) */
-#define	OPEN_MAX		10240	/* max open files per process */
+
+#define	OPEN_MAX		10240	/* max open files per process - todo, make a config option? */
+
+#endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */
 #define	PATH_MAX		 1024	/* max bytes in pathname */
 #define	PIPE_BUF		  512	/* max bytes for atomic pipe writes */
 
@@ -87,11 +95,23 @@
 #define	BC_DIM_MAX		 2048	/* max array elements in bc(1) */
 #define	BC_SCALE_MAX		   99	/* max scale value in bc(1) */
 #define	BC_STRING_MAX		 1000	/* max const string length in bc(1) */
+#define	CHARCLASS_NAME_MAX	   14	/* max character class name size */
 #define	COLL_WEIGHTS_MAX	    2	/* max weights for order keyword */
 #define	EQUIV_CLASS_MAX		    2
 #define	EXPR_NEST_MAX		   32	/* max expressions nested in expr(1) */
 #define	LINE_MAX		 2048	/* max bytes in an input line */
 #define	RE_DUP_MAX		  255	/* max RE's in interval notation */
+
+#if __DARWIN_UNIX03
+#define	NZERO			   20	/* default priority [XSI] */
+					/* = ((PRIO_MAX - PRIO_MIN) / 2) + 1 */
+					/* range: 0 - 39 [(2 * NZERO) - 1] */
+					/* 0 is not actually used */
+#else /* !__DARWIN_UNIX03 */
+#define	NZERO			    0	/* default priority */
+					/* range: -20 - 20 */
+					/* (PRIO_MIN - PRIO_MAX) */
+#endif /* __DARWIN_UNIX03 */
 #endif /* !_ANSI_SOURCE */
 
 #endif /* !_SYS_SYSLIMITS_H_ */