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File List | 1992-09-27 | 1.1 KB | 27 lines |
- ' **************************************
- ' *** Public Domain by Kevin Mason ***
- ' *** GFA Basic 3.5 26 Jun 92 ***
- ' *** Reserve / Malloc demo ***
- ' **************************************
- '
- LPRINT "Command","Memory","Comments"
- LPRINT
- LPRINT "FRE(0)",FRE(0),"start total memory available to GFA"
- LPRINT "MALLOC(-1)",MALLOC(-1),"start total memory for SYSTEM"
- RESERVE 8000
- LPRINT "RESERVE 8000",,"Reduce GFA memory to ~8000 bytes"
- LPRINT "FRE(0)",FRE(0),"New available GFA memory"
- LPRINT "MALLOC(-1)",MALLOC(-1),"Total memory released to SYSTEM"
- DIM a%(200)
- LPRINT "DIM a%(200)",,"make INT array in GFA memory (4*200 bytes)"
- LPRINT "FRE(0)",FRE(0),"GFA memory still available"
- LPRINT "MALLOC(-1)",MALLOC(-1),"SYSTEM memory remains untouched"
- memblock_adr1%=MALLOC(32256)
- LPRINT "adr%=MALLOC(32256)","make block SYSTEM memory of ~32K"
- LPRINT "FRE(0)",FRE(0),"GFA memory remains untouched"
- LPRINT "MALLOC(-1)",MALLOC(-1),"New total SYSTEM memory now available"
- ~MFREE(memblock_adr1%)
- RESERVE
- LPRINT "MFREE(adr%)",,"undo Malloc"
- LPRINT "RESERVE",,"undo Reserve"
-