RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-25 22:57:44 +00:00
Code Issues Activity Actions

LibCore: Add syscall wrapper for access()

Browse source
This commit is contained in:
Kenneth Myhra 2022-03-29 19:24:06 +02:00 • committed by Brian Gianforcaro
parent f4aef35e6e
commit 0015040ebd
2 changed files with 19 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

18
Userland/Libraries/LibCore/System.cpp
View file

@ -1,6 +1,6 @@
/*
* Copyright (c) 2021-2022, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2021, Kenneth Myhra <kennethmyhra@gmail.com>
* Copyright (c) 2021-2022, Kenneth Myhra <kennethmyhra@gmail.com>
* Copyright (c) 2021, Sam Atkins <atkinssj@serenityos.org>
* Copyright (c) 2022, Matthias Zimmerman <matthias291999@gmail.com>
*
@ -1119,4 +1119,20 @@ ErrorOr<void> unlockpt(int fildes)
return {};
}
ErrorOr<void> access(StringView pathname, int mode)
{
if (pathname.is_null())
return Error::from_syscall("access"sv, -EFAULT);
#ifdef __serenity__
int rc = ::syscall(Syscall::SC_access, pathname.characters_without_null_termination(), pathname.length(), mode);
HANDLE_SYSCALL_RETURN_VALUE("access"sv, rc, {});
#else
String path_string = pathname;
if (::access(path_string.characters(), mode) < 0)
return Error::from_syscall("access"sv, -errno);
return {};
#endif
}
}