| 1 | \ Load a file into an allocated memory image. |
| 2 | \ |
| 3 | \ Author: Phil Burk |
| 4 | \ Copyright 3DO 1995 |
| 5 | |
| 6 | anew task-load_file.fth |
| 7 | |
| 8 | : $LOAD.FILE { $filename | fid numbytes numread err data -- data-addr 0 | 0 err } |
| 9 | 0 -> data |
| 10 | \ open file |
| 11 | $filename count r/o open-file -> err -> fid |
| 12 | err |
| 13 | IF |
| 14 | ." $LOAD.FILE - Could not open input file!" cr |
| 15 | ELSE |
| 16 | \ determine size of file |
| 17 | fid file-size -> err -> numbytes |
| 18 | err |
| 19 | IF |
| 20 | ." $LOAD.FILE - File size failed!" cr |
| 21 | ELSE |
| 22 | ." File size = " numbytes . cr |
| 23 | \ allocate memory for sample, when done free memory using FREE |
| 24 | numbytes allocate -> err -> data |
| 25 | err |
| 26 | IF |
| 27 | ." $LOAD.FILE - Memory allocation failed!" cr |
| 28 | ELSE |
| 29 | \ read data |
| 30 | data numbytes fid read-file -> err |
| 31 | ." Read " . ." bytes from file " $filename count type cr |
| 32 | THEN |
| 33 | THEN |
| 34 | fid close-file drop |
| 35 | THEN |
| 36 | data err |
| 37 | ; |
| 38 | |
| 39 | \ Example: c" myfile" $load.file abort" Oops!" free . |