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Kernel: Start adding various file system permission checks.

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Fail with EACCES in various situations. Fix userland bugs that were exposed.
This commit is contained in:
Andreas Kling 2019-02-21 15:45:31 +01:00
parent 43075e5878
commit f5f136931a
7 changed files with 96 additions and 8 deletions
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4
Kernel/sync.sh
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@ -16,7 +16,7 @@ mkdir -vp mnt/tmp
chmod 1777 mnt/tmp
mkdir -vp mnt/dev
mkdir -vp mnt/dev/pts
mknod mnt/dev/bxvga b 82 413
mknod -m 666 mnt/dev/bxvga b 82 413
mknod mnt/dev/tty0 c 4 0
mknod mnt/dev/tty1 c 4 1
mknod mnt/dev/tty2 c 4 2
@ -27,7 +27,7 @@ mknod mnt/dev/zero c 1 5
mknod mnt/dev/full c 1 7
mknod mnt/dev/keyboard c 85 1
mknod mnt/dev/psaux c 10 1
mknod mnt/dev/ptmx c 5 2
mknod -m 666 mnt/dev/ptmx c 5 2
ln -s /proc/self/fd/0 mnt/dev/stdin
ln -s /proc/self/fd/1 mnt/dev/stdout
ln -s /proc/self/fd/2 mnt/dev/stderr