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38 lines
621 B
Markdown
38 lines
621 B
Markdown
## Name
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uname - retrieve information about the current kernel
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## Synopsis
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```**c++
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#include <sys/utsname.h>
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int uname(struct utsname* buf);
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```
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## Description
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Retrieves information about the current kernel and writes it into the `utsname`
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structure pointed to by `buf`.
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```**c++
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struct utsname {
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char sysname[];
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char nodename[];
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char release[];
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char version[];
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char machine[];
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};
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```
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## Return value
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If successful, returns 0. Otherwise, returns -1 and sets `errno` to describe the error.
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## Errors
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* `EFAULT`: `buf` is not a writable address.
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## See also
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* [`uname`(1)](../man1/uname.md)
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