OS_Args 6 (changes)
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Programmer's OS Reference SWI Manuals Calls
» Part OS_Args 15 – SWI Calls
» OS_Args 6OS
» OS_Args
» OS_Args 6
OS_Args 6
(SWI &09)
| Entry | |
|---|---|
| R0 | 6 (reason code) |
| R1 | File handle |
| R2 | Size to ensure (in bytes) |
| Exit | |
|---|---|
| R0 | Preserved |
| R1 | Preserved |
| R2 | Space reserved (in bytes) |
Use
The purpose of this call is to set the required minimum size of a file.
Notes
The size of the file will be at least the size provided in R2 on entry. The size ensured may however be larger than requested, for example to reduce fragmentation.
See also
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