uname(2) UNIX System V uname(2)
NAME
uname - get name of current UNIX system
SYNOPSIS
#include <sys/utsname.h>
int uname(struct utsname *name);
DESCRIPTION
uname stores information identifying the current UNIX system in the
structure pointed to by name.
uname uses the structure utsname defined in <sys/utsname.h> whose members
are:
char sysname[SYSNMLN];
char nodename[SYSNMLN];
char release[SYSNMLN];
char version[SYSNMLN];
char machine[SYSNMLN];
uname returns a null-terminated character string naming the current UNIX
system in the character array sysname. Similarly, nodename contains the
name that the system is known by on a communications network. release
and version further identify the operating system. machine contains a
standard name that identifies the hardware that the UNIX system is
running on.
EFAULT uname fails if name points to an invalid address.
SEE ALSO
uname(1) in the User's Reference Manual.
DIAGNOSTICS
Upon successful completion, a non-negative value is returned. Otherwise,
a value of -1 is returned and errno is set to indicate the error.
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