50 lines
821 B
Groff
50 lines
821 B
Groff
.TH UNAME 2
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.UC 4
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.SH NAME
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uname \- return system information.
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.SH SYNOPSIS
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.nf
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.B #include <sys/utsname.h>
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.B #include <unistd.h>
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.B int uname(struct utsname *buf);
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.fi
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.SH DESCRIPTION
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.B uname()
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returns system information in
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.I buf.
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The
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.B utsname
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struct is as defined in /usr/include/sys/utsname.h :
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.br
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.nf
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struct utsname {
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.in 22
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char sysname[9];
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char nodename[MAXHOSTNAMELEN+1];
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char release[9];
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char version[9];
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char machine[9];
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};
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.in 10
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.fi
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.PP
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0 is returned on success, a negative value on error.
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.SH ERRORS
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.B -ERROR
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is returned if
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.I buf
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is null.
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.SH FILES
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linux/kernel/sys.c
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.br
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/usr/include/linux/sys.h
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.br
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/usr/include/unistd.h
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.SH SEE ALSO
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sethostname(2)
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.SH BUGS
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release, version, machine, sysname, etc are hard coded into the
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.B utsname
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structure and should probably be constants in config.h.
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