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Kernel: Plumb KResult through FileDescription::read_entire_file() implementation.

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Allow file system implementation to return meaningful error codes to
callers of the FileDescription::read_entire_file(). This allows both
Process::sys$readlink() and Process::sys$module_load() to return more
detailed errors to the user.
This commit is contained in:
Brian Gianforcaro 2020-05-26 00:36:11 -07:00 • committed by Andreas Kling
parent c459e4ecb2
commit 6a74af8063
14 changed files with 54 additions and 36 deletions
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Kernel/FileSystem/FileDescription.h
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@ -79,7 +79,7 @@ public:
ssize_t get_dir_entries(u8* buffer, ssize_t);
ByteBuffer read_entire_file();
KResultOr<ByteBuffer> read_entire_file();
String absolute_path() const;