Bananymous
669d55707e
AOC2023: Use quick sort in solution
2023-12-07 11:55:28 +02:00
Bananymous
6caa9b6f95
BAN: implement quick sort and test for it
2023-12-07 11:55:28 +02:00
Bananymous
43458cc74f
BAN: implement exchange sort and test for it
2023-12-07 11:55:28 +02:00
Bananymous
536bb74d53
AOC2023: optimize hand score calculation
2023-12-07 09:26:17 +02:00
Bananymous
efd8be8207
AOC2023: implement day7
2023-12-07 07:56:56 +02:00
Bananymous
06a84da844
Userspace: Implement barebones sudo
...
This doesn't do any password checking or anything. Just sets uid and
gid before execvp()
2023-12-06 18:15:42 +02:00
Bananymous
ff8b3be8dc
Userspace: implement basic sleep command
2023-12-06 13:05:53 +02:00
Bananymous
56008869d6
Shell: Handle keyboard input that was interrupted by signal
2023-12-06 13:04:33 +02:00
Bananymous
531211e09d
AOC2023: implement day6
2023-12-06 07:27:25 +02:00
Bananymous
82cb2ea20b
AOC2023: implement day5
2023-12-05 09:13:13 +02:00
Bananymous
622007f2ee
Shell: Verify that command exists before executing it
...
This prevents page fault somewhere when executing non-existing
commands.
2023-12-04 22:57:27 +02:00
Bananymous
cf76d2e7d9
AOC2023: remove unnecessary loop
2023-12-04 17:54:10 +02:00
Bananymous
41f8974080
AOC2023: implement day4
2023-12-04 17:51:27 +02:00
Bananymous
3ed25425a3
AOC2023: implement day3
...
Solution to second puzzle is not optimal, it definately should be
O(1) space, but I didn't want to think about it.
2023-12-03 17:07:09 +02:00
Bananymous
49f8c4268f
AOC2023: implement day2
2023-12-02 16:10:37 +02:00
Bananymous
70c224d8ea
AOC2023: Cleanup day1 code
2023-12-01 13:31:55 +02:00
Bananymous
6a7335e5c9
AOC2023: implement day1
2023-12-01 12:38:01 +02:00
Bananymous
3aaa755c51
AOC2023: update buildsystem
2023-12-01 12:38:01 +02:00
Bananymous
dabd79afa7
Userspace: Prepare aoc2023 environment :)
2023-12-01 01:22:53 +02:00
Bananymous
6ccb1bbbf9
init: set default termios on every username prompt
...
Before if e.g. Shell crashed init would have broken termios
2023-12-01 01:22:53 +02:00
Bananymous
8564b59e14
image: Remove inheritance from Netbpm
...
This inheritance made no sense
2023-11-29 20:56:05 +02:00
Bananymous
327b330338
Kernel: Make internal framebuffer bpp constexpr defined in libc
2023-11-29 20:07:33 +02:00
Bananymous
7090388c70
cp: allow copying all files except directories
...
The old condition seemed odd. This allows taking screen shots by
copying the /dev/fb0.
2023-11-29 16:13:40 +02:00
Bananymous
ff550785a7
Userspace: Implement basic image rendering for Netbpm
...
You can now render Netbpm (P6) format image to framebuffer using
`image` command. I added basic test image to
/usr/share/images/sample.ppm
2023-11-29 16:11:35 +02:00
Bananymous
056586486d
Shell: make clear use \e[2J instead of \e[J
...
This makes kernel to actually clear the full screen. If framebuffer
did not fit font exactly last row would be left partially uncleared
2023-11-28 23:55:37 +02:00
Bananymous
42a1d26d5b
Userspace: Implement basic test for framebuffer mmap
2023-11-28 23:52:22 +02:00
Bananymous
4c3da66c92
mmap-shared-test: Add test case for msync
2023-11-22 22:45:16 +02:00
Bananymous
bfe6d60e9e
ls: print link targets when listing files
2023-11-11 23:17:18 +02:00
Bananymous
613d6640fe
meminfo: better format for files without permissions
2023-11-07 02:41:01 +02:00
Bananymous
f6c312a6b3
BuildSystem: using sysroot doesn't need root privileges anymore!
...
Sysroot is now created with fakeroot. This allows root access to be
only needed for disk image creation, since it uses loopback devices.
2023-11-04 17:50:43 +02:00
Bananymous
a63006afaf
Userspace: Add quick test for global ctors and dtors
2023-10-30 11:11:10 +02:00
Bananymous
ea0d7156a4
rm: add option to remove recursively
2023-10-26 02:32:49 +03:00
Bananymous
81228d3401
Userspace: implement basic rm command
2023-10-25 21:45:27 +03:00
Bananymous
6ee4d10651
Kernel/LibC/Userspace: Implement mkdir and creat
...
Touch now uses creat insteadd of open with O_CREAT flag
2023-10-25 21:07:26 +03:00
Bananymous
c445ea6266
cp: abort copy if write fails
2023-10-25 02:43:02 +03:00
Bananymous
e685f38fd1
Userspace: Add basic chmod command
2023-10-25 02:37:19 +03:00
Bananymous
657f95d3f0
Userspace: Implement basic cp
...
This does not support any meaningful command line arguments but
is a good start.
2023-10-25 00:07:25 +03:00
Bananymous
07f8c972b3
Shell: Set get old termios earlier
...
I sourced the config file before getting old termios. Sourcing
updated the termios so old_termios was always in non canonical, non
echoing mode.
2023-10-24 19:10:53 +03:00
Bananymous
6f6ccbfa04
meminfo: fix g++ warning for oob write
...
g++ doesn't realize that read can only return -1
2023-10-24 16:50:21 +03:00
Bananymous
8c792f9c6d
Shell: Fix parsing $ with unknown character
2023-10-12 22:24:27 +03:00
bc4d272c4f
cat: Use write() instead of puts to print file contents
...
This allows printing files that contain null bytes behave more like
you would expect
2023-10-04 22:16:19 +03:00
Bananymous
57605c2b3e
meminfo: Print allocated physical memory percentage
2023-10-03 10:39:27 +03:00
Bananymous
1cd99631e1
Shell: source $HOME/.shellrc if found on Shell startup
2023-10-03 10:39:27 +03:00
Bananymous
f67ed9a66e
Shell: Implement sourcing scripts
2023-10-03 10:24:10 +03:00
6c11dac113
meminfo: Add process command line to the output
2023-09-30 23:17:31 +03:00
5ee3506474
Kernel: Add physical memory info to /proc/{pid}/meminfo
2023-09-30 22:11:45 +03:00
c5119cda97
Userspace: Add meminfo command that parses /proc/{pid}/meminfo
2023-09-30 21:20:53 +03:00
6304388100
Shell: Quick fix to not freeze for multiple seconds
...
When sync is writing to disk, it reserves whole disk to itself.
This commit makes Shell to read username only once from getpwuid().
We used to get username every time prompt was printed.
2023-09-29 19:20:48 +03:00
96b1186c19
Userspace: Implement basic test for MAP_SHARED
2023-09-29 18:59:37 +03:00
b57811b371
Userspace: Implement cat-mmap
...
This behaves exactly as cat, but uses mmap to read the file.
2023-09-29 17:24:55 +03:00
Bananymous
Bananymous