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struct File {
Artifact path,
~void handle,
bool at_end
}
~uint8 PT_HANDLE = "Handle: %p\n\0"
~uint8 PARENT_DIR = ".."
~uint8 CURRENT_DIR = "."
/; method File
/; init (~uint8 str)
self.path.init()
self.path.split_cstr(str, '/')
self.handle = NULL
self.at_end = false
;/
/; relative (~uint8 path) [File]
~uint8 current = self.path.to_cstr('/')
File out
out.init(current)
_delete(current)
out.path.pop()
Artifact add
add.init()
add.split_cstr(path, '/')
# Brunt of work here
/; loop (uint i = 0; i < add.count) [i++]
~uint8 cur = add.get(i)
/; if (strcmp(cur, CURRENT_DIR) == false)
out.path.split_cstr(cur, '/')
;/
;/
add.end()
return out
;/
/; end
self.path.end()
/; if (self.handle + 1 !== 0)
_close_file(self.handle)
self.handle = NULL
;/
;/
/; open
~uint8 p = self.path.to_cstr('/')
self.handle = _open_file(p)
/; if (self.handle + 1 == 0)
self.at_end = true
;/
_delete(p)
;/
/; create
~uint8 p = self.path.to_cstr('/')
self.handle = _create_file(p)
/; if (self.handle + 1 == 0)
self.at_end = true
;/
_delete(p)
;/
/; close
/; if (self.handle + 1 !== 0)
_close_file(self.handle)
self.handle = NULL
self.at_end = false
;/
;/
/; read [uint8]
uint8 out
int bytes = _read_byte(self.handle, ~out)
/; if (bytes == 0)
self.at_end = true
return 0
;/
return out
;/
/; write (uint8 byte)
int written = _write_byte(self.handle, ~byte)
/; if (written == 0)
self.at_end = true
;/
;/
/; write_cstr (~uint8 str)
/; loop (self.at_end == false && str` !== 0) [str++]
self.write(str`)
;/
;/
;/
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