| |
|
| : comp-image ( "image-file1" "image-file2" "new-image" -- ) |
: comp-image ( "image-file1" "image-file2" "new-image" -- ) |
| name slurp-file { image1 size1 } |
name slurp-file { image1 size1 } |
| image1 size1 s" Gforth3" search 0= abort" not a Gforth image" |
image1 size1 s" Gforth4" search 0= abort" not a Gforth image" |
| drop 8 + image1 - { header-offset } |
drop 8 + image1 - { header-offset } |
| size1 aligned size1 <> abort" unaligned image size" |
size1 aligned size1 <> abort" unaligned image size" |
| image1 header-offset + 2 cells + @ header-offset + size1 <> abort" header gives wrong size" |
image1 header-offset + 2 cells + @ header-offset + size1 <> abort" header gives wrong size" |
