From 50e8ee39852645780644c472b1dc8137309ca045 Mon Sep 17 00:00:00 2001 From: Michael Kerrisk Date: Fri, 21 Feb 2014 08:51:57 +0100 Subject: [PATCH] fchmodat.2: Convert to link to chmod.2 Signed-off-by: Michael Kerrisk --- man2/fchmodat.2 | 158 +----------------------------------------------- 1 file changed, 1 insertion(+), 157 deletions(-) diff --git a/man2/fchmodat.2 b/man2/fchmodat.2 index 636eae6b4..92647d2e3 100644 --- a/man2/fchmodat.2 +++ b/man2/fchmodat.2 @@ -1,157 +1 @@ -.\" This manpage is Copyright (C) 2006, Michael Kerrisk -.\" -.\" %%%LICENSE_START(VERBATIM) -.\" Permission is granted to make and distribute verbatim copies of this -.\" manual provided the copyright notice and this permission notice are -.\" preserved on all copies. -.\" -.\" Permission is granted to copy and distribute modified versions of this -.\" manual under the conditions for verbatim copying, provided that the -.\" entire resulting derived work is distributed under the terms of a -.\" permission notice identical to this one. -.\" -.\" Since the Linux kernel and libraries are constantly changing, this -.\" manual page may be incorrect or out-of-date. The author(s) assume no -.\" responsibility for errors or omissions, or for damages resulting from -.\" the use of the information contained herein. The author(s) may not -.\" have taken the same level of care in the production of this manual, -.\" which is licensed free of charge, as they might when working -.\" professionally. -.\" -.\" Formatted or processed versions of this manual, if unaccompanied by -.\" the source, must acknowledge the copyright and authors of this work. -.\" %%%LICENSE_END -.\" -.TH FCHMODAT 2 2012-05-22 "Linux" "Linux Programmer's Manual" -.SH NAME -fchmodat \- change permissions of a file relative to a directory \ -file descriptor -.SH SYNOPSIS -.nf -.BR "#include " " /* Definition of AT_* constants */" -.B #include -.sp -.BI "int fchmodat(int " dirfd ", const char *" pathname ", mode_t " \ -mode ", int " flags ); -.fi -.sp -.in -4n -Feature Test Macro Requirements for glibc (see -.BR feature_test_macros (7)): -.in -.sp -.BR fchmodat (): -.PD 0 -.ad l -.RS 4 -.TP 4 -Since glibc 2.10: -_XOPEN_SOURCE\ >=\ 700 || _POSIX_C_SOURCE\ >=\ 200809L -.TP -Before glibc 2.10: -_ATFILE_SOURCE -.RE -.ad -.PD -.SH DESCRIPTION -The -.BR fchmodat () -system call operates in exactly the same way as -.BR chmod (2), -except for the differences described in this manual page. - -If the pathname given in -.I pathname -is relative, then it is interpreted relative to the directory -referred to by the file descriptor -.I dirfd -(rather than relative to the current working directory of -the calling process, as is done by -.BR chmod (2) -for a relative pathname). - -If -.I pathname -is relative and -.I dirfd -is the special value -.BR AT_FDCWD , -then -.I pathname -is interpreted relative to the current working -directory of the calling process (like -.BR chmod (2)). - -If -.I pathname -is absolute, then -.I dirfd -is ignored. - -.I flags -can either be 0, or include the following flag: -.TP -.B AT_SYMLINK_NOFOLLOW -If -.I pathname -is a symbolic link, do not dereference it: -instead operate on the link itself. -This flag is not currently implemented. -.SH RETURN VALUE -On success, -.BR fchmodat () -returns 0. -On error, \-1 is returned and -.I errno -is set to indicate the error. -.SH ERRORS -The same errors that occur for -.BR chmod (2) -can also occur for -.BR fchmodat (). -The following additional errors can occur for -.BR fchmodat (): -.TP -.B EBADF -.I dirfd -is not a valid file descriptor. -.TP -.B EINVAL -Invalid flag specified in -.IR flags . -.TP -.B ENOTDIR -.I pathname -is relative and -.I dirfd -is a file descriptor referring to a file other than a directory. -.TP -.B ENOTSUP -.I flags -specified -.BR AT_SYMLINK_NOFOLLOW , -which is not supported. -.SH VERSIONS -.BR fchmodat () -was added to Linux in kernel 2.6.16; -library support was added to glibc in version 2.4. -.SH CONFORMING TO -POSIX.1-2008. -.SH NOTES -See -.BR openat (2) -for an explanation of the need for -.BR fchmodat (). - -The GNU C library wrapper function implements the POSIX-specified -interface described in this page. -This interface differs from the underlying Linux system call, which does -.I not -have a -.I flags -argument. -.SH SEE ALSO -.BR chmod (2), -.BR openat (2), -.BR path_resolution (7), -.BR symlink (7) +.so man2/chmod.2