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LibCore: Add syscall wrapper for gethostname()

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Kenneth Myhra 2021-11-27 10:13:33 +01:00 • committed by Andreas Kling
parent 8c4625e3b1
commit 951d8a06d8
2 changed files with 11 additions and 0 deletions
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10
Userland/Libraries/LibCore/System.cpp
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@ -1,5 +1,6 @@
/*
* Copyright (c) 2021, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2021, Kenneth Myhra <kennethmyhra@gmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
@ -195,4 +196,13 @@ ErrorOr<String> ptsname(int fd)
return String(name);
}
ErrorOr<String> gethostname()
{
char hostname[256];
int rc = ::gethostname(hostname, sizeof(hostname));
if (rc < 0)
return Error::from_syscall("gethostname"sv, -errno);
return String(&hostname[0]);
}
}