From e35ba8684be9951fa2129503477ccd5ed6e4e5fc Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Mon, 11 Dec 2017 23:13:37 +0100 Subject: Simplify, do not install examples or info manual, and change license MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Mattias Andrée --- bus_chmod.3 | 56 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 bus_chmod.3 (limited to 'bus_chmod.3') diff --git a/bus_chmod.3 b/bus_chmod.3 new file mode 100644 index 0000000..ab8cb14 --- /dev/null +++ b/bus_chmod.3 @@ -0,0 +1,56 @@ +.TH BUS_CHMOD 3 BUS +.SH NAME +bus_chmod - Change bus mode bits +.SH SYNOPSIS +.LP +.nf +#include +.P +int bus_chmod(const char *\fIfile\fP, mode_t \fImode\fP); +.fi +.SH DESCRIPTION +The +.BR bus_chmod () +function gives access to the bus associated with \fIfile\fP +according to the following rules: +.TP +* +If (\fImode\fP &S_IRWXU) the owner should be given full access to the +bus. Otherwise the owner should have no access. +.TP +* +If (\fImode\fP &S_IRWXG) the group should be given read and write +access to the bus. Otherwise the group should have no access. +.TP +* +If (\fImode\fP &S_IRWXO) others (except the group) should be given +read and write access to the bus. Otherwise others should have no +access. +.PP +The current permissions of a bus can be retrieved by running +.BR stat (3) +over the \fIpathname\fP of the bus. +.SH RETURN VALUES +Upon successful completion, the function returns 0. Otherwise the +function returns -1 and sets \fIerrno\fP to indicate the error. +.SH ERRORS +The +.BR bus_chown (3) +function may fail and set \fIerrno\fP to any of the +errors specified for +.BR bus_open (3), +.BR chmod (3), +.BR semget (3), +.BR shmget (3) +and +.BR shmctl (3) +as well as any errors specified for the \fIIPC_STAT\fP and +\fIIPC_SET\fP commands for +.BR semctl (3). +.SH SEE ALSO +.BR bus-create (1), +.BR bus (5), +.BR libbus (7), +.BR bus_open (3), +.BR bus_read (3), +.BR stat (3) -- cgit v1.2.3-70-g09d2