diff options
Diffstat (limited to 'man2/chown.2')
| -rw-r--r-- | man2/chown.2 | 38 |
1 files changed, 19 insertions, 19 deletions
diff --git a/man2/chown.2 b/man2/chown.2 index ff7c6dd..f71030d 100644 --- a/man2/chown.2 +++ b/man2/chown.2 @@ -15,7 +15,7 @@ .\" (bsdgroups versus sysvgroups, and the effect of the parent .\" directory's set-group-ID mode bit). .\" -.TH chown 2 2023-05-03 "Linux man-pages 6.05.01" +.TH chown 2 2023-10-31 "Linux man-pages 6.7" .SH NAME chown, fchown, lchown, fchownat \- change ownership of a file .SH LIBRARY @@ -24,23 +24,23 @@ Standard C library .SH SYNOPSIS .nf .B #include <unistd.h> -.PP +.P .BI "int chown(const char *" pathname ", uid_t " owner ", gid_t " group ); .BI "int fchown(int " fd ", uid_t " owner ", gid_t " group ); .BI "int lchown(const char *" pathname ", uid_t " owner ", gid_t " group ); -.PP +.P .BR "#include <fcntl.h> " "/* Definition of AT_* constants */" .B #include <unistd.h> -.PP +.P .BI "int fchownat(int " dirfd ", const char *" pathname , .BI " uid_t " owner ", gid_t " group ", int " flags ); .fi -.PP +.P .RS -4 Feature Test Macro Requirements for glibc (see .BR feature_test_macros (7)): .RE -.PP +.P .BR fchown (), .BR lchown (): .nf @@ -49,7 +49,7 @@ Feature Test Macro Requirements for glibc (see .\" || _XOPEN_SOURCE && _XOPEN_SOURCE_EXTENDED || /* glibc <= 2.19: */ _BSD_SOURCE .fi -.PP +.P .BR fchownat (): .nf Since glibc 2.10: @@ -79,7 +79,7 @@ changes the ownership of the file referred to by the open file descriptor is like .BR chown (), but does not dereference symbolic links. -.PP +.P Only a privileged process (Linux: one with the .B CAP_CHOWN capability) may change the owner of a file. @@ -88,13 +88,13 @@ to any group of which that owner is a member. A privileged process (Linux: with .BR CAP_CHOWN ) may change the group arbitrarily. -.PP +.P If the .I owner or .I group is specified as \-1, then that ID is not changed. -.PP +.P When the owner or group of an executable file is changed by an unprivileged user, the .B S_ISUID @@ -115,7 +115,7 @@ bit is not set) the .B S_ISGID bit indicates mandatory locking, and is not cleared by a .BR chown (). -.PP +.P When the owner or group of an executable file is changed (by any user), all capability sets for the file are cleared. .\" @@ -125,7 +125,7 @@ The system call operates in exactly the same way as .BR chown (), except for the differences described here. -.PP +.P If the pathname given in .I pathname is relative, then it is interpreted relative to the directory @@ -135,7 +135,7 @@ referred to by the file descriptor the calling process, as is done by .BR chown () for a relative pathname). -.PP +.P If .I pathname is relative and @@ -147,13 +147,13 @@ then is interpreted relative to the current working directory of the calling process (like .BR chown ()). -.PP +.P If .I pathname is absolute, then .I dirfd is ignored. -.PP +.P The .I flags argument is a bit mask created by ORing together @@ -192,7 +192,7 @@ instead operate on the link itself, like .BR fchownat () dereferences symbolic links, like .BR chown ().) -.PP +.P See .BR openat (2) for an explanation of the need for @@ -205,7 +205,7 @@ is set to indicate the error. .SH ERRORS Depending on the filesystem, errors other than those listed below can be returned. -.PP +.P The more general errors for .BR chown () are listed below. @@ -341,7 +341,7 @@ If the filesystem is mounted with and the set-group-ID bit is enabled on the parent directory, then the group of a new file is made the same as that of the parent directory. -.PP +.P As at Linux 4.12, the .B \-o\ grpid @@ -398,7 +398,7 @@ The glibc and .BR lchown () wrapper functions transparently deal with the variations across kernel versions. -.PP +.P Before Linux 2.1.81 (except 2.1.46), .BR chown () did not follow symbolic links. |