OS_GBPB 5 (changes)
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OS SWI Calls
» OS_GBPB
» OS_GBPB 5
OS_ GBPB 5
(SWI &0C)
| Entry | |
|---|---|
| R0 | 5 |
| R2 | Buffer |
| Exit | |
|---|---|
| R0 | Preserved |
| R2 | Preserved |
| C flag corrupted | |
Use
The purpose of this call is to read the name of the disc which contains the current directory, and its boot option.
Notes
The data returned in the buffer is in the following form:
<name length byte><disc name><boot option byte> of disc containing the current directory.
The names are stored without termination byte.
OS_GBPB 6 reads the Currently Selected Directory (CSD), and privilege status in relation to that directory.
OS_GBPB 7 reads the name of the library directory, and privilege status in relation to that directory.
See also
Other languages documentation
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