xnu-1228.tar.gz

[apple/xnu.git] / bsd / sys / unistd.h

diff --git a/bsd/sys/unistd.h b/bsd/sys/unistd.h
index 86f89685c1a5899bbe85373038086a5aa2f45ade..d80b3bbd370746789c50a3f2348755b050bc5b26 100644 (file)
--- a/bsd/sys/unistd.h
+++ b/bsd/sys/unistd.h
@@ -64,6 +64,8 @@
 #ifndef _SYS_UNISTD_H_
 #define        _SYS_UNISTD_H_
 
+#include <sys/cdefs.h>
+
 /*
  * Although we have saved user/group IDs, we do not use them in setuid
  * as described in POSIX 1003.1, because the feature does not work for
@@ -91,7 +93,7 @@
 #define        W_OK            (1<<1)  /* test for write permission */
 #define        R_OK            (1<<2)  /* test for read permission */
 
-#ifndef _POSIX_C_SOURCE
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
 /*
  * Extended access functions.
  * Note that we depend on these matching the definitions in sys/kauth.h,
@@ -125,16 +127,16 @@
 #define        SEEK_END        2       /* set file offset to EOF plus offset */
 #endif /* !SEEK_SET */
 
-#ifndef _POSIX_C_SOURCE
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
 /* whence values for lseek(2); renamed by POSIX 1003.1 */
 #define        L_SET           SEEK_SET
 #define        L_INCR          SEEK_CUR
 #define        L_XTND          SEEK_END
 #endif
 
-#ifndef _POSIX_C_SOURCE
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
 struct accessx_descriptor {
-       unsigned ad_name_offset;
+       unsigned int ad_name_offset;
        int ad_flags;
        int ad_pad[2];
 };
@@ -153,7 +155,7 @@ struct accessx_descriptor {
 #define        _PC_NO_TRUNC             8
 #define        _PC_VDISABLE             9
 
-#ifndef _POSIX_C_SOURCE
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
 #define        _PC_NAME_CHARS_MAX       10
 #define        _PC_CASE_SENSITIVE               11
 #define        _PC_CASE_PRESERVING              12
@@ -161,6 +163,18 @@ struct accessx_descriptor {
 #define _PC_AUTH_OPAQUE_NP      14
 #endif
 
+#define        _PC_2_SYMLINKS          15      /* Symlink supported in directory */
+#define        _PC_ALLOC_SIZE_MIN      16      /* Minimum storage actually allocated */
+#define        _PC_ASYNC_IO            17      /* Async I/O [AIO] supported? */
+#define        _PC_FILESIZEBITS        18      /* # of bits to represent file size */
+#define        _PC_PRIO_IO             19      /* Priority I/O [PIO] supported? */
+#define        _PC_REC_INCR_XFER_SIZE  20      /* Recommended increment for next two */
+#define        _PC_REC_MAX_XFER_SIZE   21      /* Recommended max file transfer size */
+#define        _PC_REC_MIN_XFER_SIZE   22      /* Recommended min file transfer size */
+#define        _PC_REC_XFER_ALIGN      23      /* Recommended buffer alignment */
+#define        _PC_SYMLINK_MAX         24      /* Max # of bytes in symlink name */
+#define        _PC_SYNC_IO             25      /* Sync I/O [SIO] supported? */
+
 /* configurable system strings */
 #define        _CS_PATH                 1