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-rw-r--r--misc/sys/uio.h37
1 files changed, 24 insertions, 13 deletions
diff --git a/misc/sys/uio.h b/misc/sys/uio.h
index 474527d..08dcb39 100644
--- a/misc/sys/uio.h
+++ b/misc/sys/uio.h
@@ -39,7 +39,7 @@ __BEGIN_DECLS
This function is a cancellation point and therefore not marked with
__THROW. */
extern ssize_t readv (int __fd, const struct iovec *__iovec, int __count)
- __wur;
+ __wur __attr_access ((__read_only__, 2, 3));
/* Write data pointed by the buffers described by IOVEC, which
is a vector of COUNT 'struct iovec's, to file descriptor FD.
@@ -50,7 +50,7 @@ extern ssize_t readv (int __fd, const struct iovec *__iovec, int __count)
This function is a cancellation point and therefore not marked with
__THROW. */
extern ssize_t writev (int __fd, const struct iovec *__iovec, int __count)
- __wur;
+ __wur __attr_access ((__read_only__, 2, 3));
#ifdef __USE_MISC
@@ -65,7 +65,8 @@ extern ssize_t writev (int __fd, const struct iovec *__iovec, int __count)
This function is a cancellation point and therefore not marked with
__THROW. */
extern ssize_t preadv (int __fd, const struct iovec *__iovec, int __count,
- __off_t __offset) __wur;
+ __off_t __offset)
+ __wur __attr_access ((__read_only__, 2, 3));
/* Write data pointed by the buffers described by IOVEC, which is a
vector of COUNT 'struct iovec's, to file descriptor FD at the given
@@ -77,16 +78,19 @@ extern ssize_t preadv (int __fd, const struct iovec *__iovec, int __count,
This function is a cancellation point and therefore not marked with
__THROW. */
extern ssize_t pwritev (int __fd, const struct iovec *__iovec, int __count,
- __off_t __offset) __wur;
+ __off_t __offset)
+ __wur __attr_access ((__read_only__, 2, 3));
# else
# ifdef __REDIRECT
extern ssize_t __REDIRECT (preadv, (int __fd, const struct iovec *__iovec,
int __count, __off64_t __offset),
- preadv64) __wur;
+ preadv64)
+ __wur __attr_access ((__read_only__, 2, 3));
extern ssize_t __REDIRECT (pwritev, (int __fd, const struct iovec *__iovec,
int __count, __off64_t __offset),
- pwritev64) __wur;
+ pwritev64)
+ __wur __attr_access ((__read_only__, 2, 3));
# else
# define preadv preadv64
# define pwritev pwritev64
@@ -104,7 +108,8 @@ extern ssize_t __REDIRECT (pwritev, (int __fd, const struct iovec *__iovec,
This function is a cancellation point and therefore not marked with
__THROW. */
extern ssize_t preadv64 (int __fd, const struct iovec *__iovec, int __count,
- __off64_t __offset) __wur;
+ __off64_t __offset)
+ __wur __attr_access ((__read_only__, 2, 3));
/* Write data pointed by the buffers described by IOVEC, which is a
vector of COUNT 'struct iovec's, to file descriptor FD at the given
@@ -116,7 +121,8 @@ extern ssize_t preadv64 (int __fd, const struct iovec *__iovec, int __count,
This function is a cancellation point and therefore not marked with
__THROW. */
extern ssize_t pwritev64 (int __fd, const struct iovec *__iovec, int __count,
- __off64_t __offset) __wur;
+ __off64_t __offset)
+ __wur __attr_access ((__read_only__, 2, 3));
# endif
#endif /* Use misc. */
@@ -125,7 +131,8 @@ extern ssize_t pwritev64 (int __fd, const struct iovec *__iovec, int __count,
# ifndef __USE_FILE_OFFSET64
/* Same as preadv but with an additional flag argumenti defined at uio.h. */
extern ssize_t preadv2 (int __fp, const struct iovec *__iovec, int __count,
- __off_t __offset, int ___flags) __wur;
+ __off_t __offset, int ___flags)
+ __wur __attr_access ((__read_only__, 2, 3));
/* Same as preadv but with an additional flag argument defined at uio.h. */
extern ssize_t pwritev2 (int __fd, const struct iovec *__iodev, int __count,
@@ -136,11 +143,13 @@ extern ssize_t pwritev2 (int __fd, const struct iovec *__iodev, int __count,
extern ssize_t __REDIRECT (pwritev2, (int __fd, const struct iovec *__iovec,
int __count, __off64_t __offset,
int __flags),
- pwritev64v2) __wur;
+ pwritev64v2)
+ __wur __attr_access ((__read_only__, 2, 3));
extern ssize_t __REDIRECT (preadv2, (int __fd, const struct iovec *__iovec,
int __count, __off64_t __offset,
int __flags),
- preadv64v2) __wur;
+ preadv64v2)
+ __wur __attr_access ((__read_only__, 2, 3));
# else
# define preadv2 preadv64v2
# define pwritev2 pwritev64v2
@@ -151,12 +160,14 @@ extern ssize_t __REDIRECT (preadv2, (int __fd, const struct iovec *__iovec,
/* Same as preadv but with an additional flag argumenti defined at uio.h. */
extern ssize_t preadv64v2 (int __fp, const struct iovec *__iovec,
int __count, __off64_t __offset,
- int ___flags) __wur;
+ int ___flags)
+ __wur __attr_access ((__read_only__, 2, 3));
/* Same as preadv but with an additional flag argument defined at uio.h. */
extern ssize_t pwritev64v2 (int __fd, const struct iovec *__iodev,
int __count, __off64_t __offset,
- int __flags) __wur;
+ int __flags)
+ __wur __attr_access ((__read_only__, 2, 3));
# endif
#endif /* Use GNU. */