Linter is DONE, final test is DONE. I did not understand the request fully, i...

See merge request alexandru.barbu2809/assignment-memory-allocator!6

Linter is DONE, final test is DONE. I did not understand the request fully, i was searching for the first free block, not the closest free block.

Signed-off-by: Barbu Alexandru Daniel <barbualex.daniel2004@gmail.com>

Fixed linter.

See merge request alexandru.barbu2809/assignment-memory-allocator!5

Signed-off-by: Barbu Alexandru Daniel <barbualex.daniel2004@gmail.com>

FIXED block.size, FIXED mmaps included in lists, FIX ALMOST ALL, FINALLY

See merge request alexandru.barbu2809/assignment-memory-allocator!4

Signed-off-by: Barbu Alexandru Daniel <barbualex.daniel2004@gmail.com>

Backing up my code

See merge request alexandru.barbu2809/assignment-memory-allocator!3

Signed-off-by: Barbu Alexandru Daniel <barbualex.daniel2004@gmail.com>

Signed-off-by: Barbu Alexandru Daniel <barbualex.daniel2004@gmail.com>

Calloc is done. For some reason memory smaller than page_size was brked but...

See merge request alexandru.barbu2809/assignment-memory-allocator!2

Calloc is done. For some reason memory smaller than page_size was brked but malloc does this for up to MMAP_THRESHOLD bytes. Peculiar!

Signed-off-by: Barbu Alexandru Daniel <barbualex.daniel2004@gmail.com>

Crude implementation of free was done.

See merge request alexandru.barbu2809/assignment-memory-allocator!1

I have finally finished malloc and free functions. The main problem was that i misspelled sbrk, several times, making debuing hard.... :)))))

Signed-off-by: Barbu Alexandru Daniel <barbualex.daniel2004@gmail.com>

Signed-off-by: Barbu Alexandru Daniel <barbualex.daniel2004@gmail.com>

Implemented malloc. My malloc finds the first best fitting space, truncates if needed or allocates new memory if needed and returns the pointer to the usable chunk of memory. The free memory join operation is handled by free.

Signed-off-by: Barbu Alexandru Daniel <barbualex.daniel2004@gmail.com>

Signed-off-by: Barbu Alexandru Daniel <barbualex.daniel2004@gmail.com>

Signed-off-by: Barbu Alexandru Daniel <barbualex.daniel2004@gmail.com>

Do not test block expansion in realloc-split-one-block.

Signed-off-by: Alex Apostolescu <alexx.apostolescu@gmail.com>

Do not test block expansion in malloc=split-one-block.

Signed-off-by: Alex Apostolescu <alexx.apostolescu@gmail.com>

asg/mem-alloc: Use python3 in Makefile

See merge request operating-systems/assignment-memory-allocator-private!4

Add vscode script for running and debugging the assignment's tests.

Signed-off-by: Alex Apostolescu <alexx.apostolescu@gmail.com>

Make the assumption that python is python3 explicit.

Signed-off-by: Alex Apostolescu <alexx.apostolescu@gmail.com>

Use correct and complete targets for `lint` target in `tests/Makefile`.

Signed-off-by: Razvan Deaconescu <razvan.deaconescu@upb.ro>

`out/` directory is not longer used by tests.

Signed-off-by: Razvan Deaconescu <razvan.deaconescu@upb.ro>

Use `run_tests.py` instead of `run-tests.py` in `tests/Makefile`.

Signed-off-by: Razvan Deaconescu <razvan.deaconescu@upb.ro>

Update `README.md` with details on using `grade.sh` and `make lint`. Use
`run_tests.py` instead of `run-tests.py` in `README.md`.

Signed-off-by: Razvan Deaconescu <razvan.deaconescu@upb.ro>

`grade.sh` automatically grades the assignment based on the checker
(running tests for grading correctness) and linter output (for grading
coding style).

Signed-off-by: Razvan Deaconescu <razvan.deaconescu@upb.ro>

Add a pointer to prev in struct block_meta and move unmodifiable
files to utils/.
Add memory leak checks and style checks to the checker.
Add make check-fast option to skip checking for memory leaks.
Add instructions for debugging with the VSCode debugger.

Signed-off-by: Alex Apostolescu <alexx.apostolescu@gmail.com>

Align terminating backslash in `FAIL()` macro.

Signed-off-by: Razvan Deaconescu <razvan.deaconescu@upb.ro>

Reduce characters in a line to pacify the linter.

Signed-off-by: Razvan Deaconescu <razvan.deaconescu@upb.ro>

Align terminating backslash in `DIE()` macro.

Signed-off-by: Razvan Deaconescu <razvan.deaconescu@upb.ro>

Ignore `readability/todo` rule. This gives an unpleasant warning to use
`TODO(username)` as part of TODO comment items. Just allow simple `TODO`
comment items.

Signed-off-by: Razvan Deaconescu <razvan.deaconescu@upb.ro>

Alex Apostolescu authored 1 year ago and Razvan Deaconescu committed 1 year ago

Avoid matching an address as allocated and mapped at the same time.

Signed-off-by: Alex Apostolescu <alexx.apostolescu@gmail.com>

Alex Apostolescu authored 2 years ago and Razvan Deaconescu committed 1 year ago

exis_status should be a list composed of the debug message and the exit
code.

Signed-off-by: Alex Apostolescu <alexx.apostolescu@gmail.com>

Configuration file to ignore certain warnings in Python source code.

Signed-off-by: Razvan Deaconescu <razvan.deaconescu@upb.ro>

Add a .pylintrc file to ignore C0114,C0115,C0116,W0603,R0903,R0912.
Fix linter errors in checker.py.

Signed-off-by: Alex Apostolescu <alexx.apostolescu@gmail.com>

In order for Moodle to print the grade from VMChecker, a specific format
must be used. This commit updates `checker.py` to print that specific
format.

Signed-off-by: Razvan Deaconescu <razvan.deaconescu@upb.ro>

Add configuration file required by `ltrace` for testing.

Signed-off-by: Razvan Deaconescu <razvan.deaconescu@upb.ro>

This creates an archive to be submitted via VMChecker.

Signed-off-by: Razvan Deaconescu <razvan.deaconescu@upb.ro>

Remove extra print added for debugging purpose.

Signed-off-by: Razvan Deaconescu <razvan.deaconescu@upb.ro>