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LibC: Support blocking flock()

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This commit is contained in:
Idan Horowitz
2022-07-14 02:20:32 +03:00
committed by Andreas Kling
parent 3a80b25ed6
commit e80c0bde70
1 changed files with 2 additions and 6 deletions
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8
Userland/Libraries/LibC/sys/file.cpp
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@@ -1,5 +1,6 @@
/*
* Copyright (c) 2021, Peter Elliott <pelliott@serenityos.org>
* Copyright (c) 2022, Idan Horowitz <idan.horowitz@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
@@ -16,11 +17,6 @@ int flock(int fd, int operation)
struct flock lock {
short(operation & 0b11), SEEK_SET, 0, 0, 0
};
if (operation & LOCK_NB) {
return fcntl(fd, F_SETLK, &lock);
}
// FIXME: Implement F_SETLKW in fcntl.
VERIFY_NOT_REACHED();
return fcntl(fd, (operation & LOCK_NB) ? F_SETLK : F_SETLKW, &lock);
}
}