uname - get name of current operating system
int uname(struct utsname *name);
The uname() function stores information identifying the
current operating system in the structure pointed to by
The uname() function uses the utsname structure, defined in
<sys/utsname.h>, whose members include:
The uname() function returns a null-terminated character
string naming the current operating system in the character
array sysname. Similarly, the nodename member contains the
name by which the system is known on a communications net-
work. The release and version members further identify the
operating system. The machine member contains a standard
name that identifies the hardware on which the operating
system is running.
Upon successful completion, a non-negative value is
returned. Otherwise, -1 is returned and errno is set to
indicate the error.
The uname() function will fail if:
The name argument points to an illegal address.
See attributes(5) for descriptions of the following attri-
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
| MT-Level | Async-Signal-Safe |
uname(1), sysinfo(2), sysconf(3C), attributes(5)
Man(1) output converted with