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author | Kartik Agaram <vc@akkartik.com> | 2019-07-27 16:01:55 -0700 |
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committer | Kartik Agaram <vc@akkartik.com> | 2019-07-27 17:47:59 -0700 |
commit | 6e1eeeebfb453fa7c871869c19375ce60fbd7413 (patch) | |
tree | 539c4a3fdf1756ae79770d5c4aaf6366f1d1525e /transect/ex7.k2 | |
parent | 8846a7f85cc04b77b2fe8a67b6d317723437b00c (diff) | |
download | mu-6e1eeeebfb453fa7c871869c19375ce60fbd7413.tar.gz |
5485 - promote SubX to top-level
Diffstat (limited to 'transect/ex7.k2')
-rw-r--r-- | transect/ex7.k2 | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/transect/ex7.k2 b/transect/ex7.k2 deleted file mode 100644 index 3ede2c5e..00000000 --- a/transect/ex7.k2 +++ /dev/null @@ -1,64 +0,0 @@ -# example showing file syscalls -# -# Create a file, open it for writing, write a character to it, close it, open -# it for reading, read a character from it, close it, delete it, and return -# the character read. - -var stream : int = 0 -var a : char = 97 -var b : char = 0 -var filename : (array char) = ".foo" - -fn main [ - call create, filename - *stream <- call open, filename, 1/wronly - call write, *stream, a, 1 - call close, *stream - stream <- call open, filename, 0/rdonly - call read, *stream, b, 1 - call close, *stream - call unlink, filename - var result/EBX : char - result/EBX <- copy b # TODO: copy char to int? - call exit-EBX -] - -fn read fd : int, x : (address array byte), size : int [ - EBX <- copy fd - ECX <- copy x - EDX <- copy size - EAX <- copy 3/read - syscall -] - -fn write fd : int, x : (address array byte), size : int [ - EBX <- copy fd - ECX <- copy x - EDX <- copy size - EAX <- copy 4/write - syscall -] - -fn open name : (address array byte) [ - EBX <- copy name - EAX <- copy 5/open - syscall -] - -fn close name : (address array byte) [ - EBX <- copy name - EAX <- copy 6/close - syscall -] - -fn unlink name : (address array byte) [ - EBX <- copy name - EAX <- copy 10/unlink - syscall -] - -# like exit, but assumes the code is already in EBX -fn exit-EBX [ - code/EAX <- copy 1/exit - syscall -] |