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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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2
LibC/sys/types.h
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@ -24,7 +24,7 @@ typedef uint32_t ino_t;
typedef int32_t off_t;
typedef uint32_t dev_t;
typedef uint32_t mode_t;
typedef uint16_t mode_t;
typedef uint32_t nlink_t;
typedef uint32_t blksize_t;
typedef uint32_t blkcnt_t;