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Implement basic chmod() syscall and /bin/chmod helper.

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Only raw octal modes are supported right now.
This patch also changes mode_t from 32-bit to 16-bit to match the on-disk
type used by Ext2FS.

I also ran into EPERM being errno=0 which was confusing, so I inserted an
ESUCCESS in its place.
This commit is contained in:
Andreas Kling 2019-01-29 04:55:08 +01:00
parent ad53f6afd3
commit c30e2c8d44
22 changed files with 156 additions and 4 deletions
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1
Kernel/Syscall.h
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@ -83,6 +83,7 @@
__ENUMERATE_SYSCALL(gui_notify_paint_finished) \
__ENUMERATE_SYSCALL(gui_set_global_cursor_tracking_enabled) \
__ENUMERATE_SYSCALL(rmdir) \
__ENUMERATE_SYSCALL(chmod) \
#ifdef SERENITY