diff options
Diffstat (limited to 'man2/pread.2')
| -rw-r--r-- | man2/pread.2 | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/man2/pread.2 b/man2/pread.2 index 9764e53..4ff94c0 100644 --- a/man2/pread.2 +++ b/man2/pread.2 @@ -2,7 +2,7 @@ .\" .\" SPDX-License-Identifier: Linux-man-pages-copyleft .\" -.TH pread 2 2023-03-30 "Linux man-pages 6.05.01" +.TH pread 2 2023-10-31 "Linux man-pages 6.7" .SH NAME pread, pwrite \- read from or write to a file descriptor at a given offset .SH LIBRARY @@ -11,18 +11,18 @@ Standard C library .SH SYNOPSIS .nf .B #include <unistd.h> -.PP +.P .BI "ssize_t pread(int " fd ", void " buf [. count "], size_t " count , .BI " off_t " offset ); .BI "ssize_t pwrite(int " fd ", const void " buf [. count "], size_t " count , .BI " off_t " offset ); .fi -.PP +.P .RS -4 Feature Test Macro Requirements for glibc (see .BR feature_test_macros (7)): .RE -.PP +.P .BR pread (), .BR pwrite (): .nf @@ -40,7 +40,7 @@ at offset (from the start of the file) into the buffer starting at .IR buf . The file offset is not changed. -.PP +.P .BR pwrite () writes up to .I count @@ -51,7 +51,7 @@ to the file descriptor at offset .IR offset . The file offset is not changed. -.PP +.P The file referenced by .I fd must be capable of seeking. @@ -63,13 +63,13 @@ returns the number of bytes read and .BR pwrite () returns the number of bytes written. -.PP +.P Note that it is not an error for a successful call to transfer fewer bytes than requested (see .BR read (2) and .BR write (2)). -.PP +.P On error, \-1 is returned and .I errno is set to indicate the error. @@ -92,7 +92,7 @@ or POSIX.1-2008. .SH HISTORY POSIX.1-2001. -.PP +.P Added in Linux 2.1.60; the entries in the i386 system call table were added in Linux 2.1.69. C library support (including emulation using @@ -114,7 +114,7 @@ The glibc and .BR pwrite () wrapper functions transparently deal with the change. -.PP +.P On some 32-bit architectures, the calling signature for these system calls differ, for the reasons described in |