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banan-os
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980 Commits 1 Branch 0 Tags 3.9 MiB
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86 Commits

Author SHA1 Message Date
Bananymous 4363118d9d Snake render grid lines without extra space after last '#' 2023-09-05 14:35:53 +03:00
Bananymous f46f5b2050 Snake: Reorder apple generation/snake body update 
If new apple was generated to heads previous position after update,
it would not render.
 2023-09-05 14:30:30 +03:00
Bananymous ddd36af0f1 Kernel: Add /dev/tty symlink that targets the current tty 2023-09-05 01:07:52 +03:00
Bananymous 2e2a913412 Userspace: Implement basic snake game :) 2023-09-04 14:30:45 +03:00
Bananymous b05cf9ef09 BuildSystem: Base sysroot is now distributed as a tar ball 
This allows file and directory permissions work as intended.

cmake is now filled with 'sudo' but with sudo timeout this should be
fine.
 2023-08-23 10:38:21 +03:00
Bananymous a74eb357a1 Shell: hostname is not parsed from /etc/hostname 2023-08-23 10:38:21 +03:00
Bananymous 8eb71084f0 Shell: use process groups more properly 2023-08-22 14:54:50 +03:00
Bananymous 6ada36d3cb Shell/init: We now use pgrp instead of pid and init open terminal 2023-08-22 11:37:04 +03:00
Bananymous 30463c9082 Id: Print username corresponding to uid/euid 
Also print euid and egid if they differ from uid or gid.
 2023-08-18 15:36:51 +03:00
Bananymous eb98d70a0b Shell: command execution and parsing support piped commands 
There is still problems with "blocking" builtin commands (time),
return value, ...
 2023-08-17 12:05:38 +03:00
Bananymous 5bd7099b96 Shell: add basic printf test 2023-08-16 10:49:34 +03:00
Bananymous 5806a6484f cat: use 1025 buffer. this allows reads to be 1024 byte 
reading from disk currently returns ENOTSUP if buffer size is not
multiple of sector size.
 2023-08-16 09:33:14 +03:00
Bananymous 0fa5401800 Shell: $? returns last return value 2023-08-15 09:17:46 +03:00
Bananymous b30f4cbfb5 Userspace: Add basic whoami command 2023-08-15 09:03:51 +03:00
Bananymous ba37183c9c Shell: '\u' in PS1 is replaced with username corresponding to euid 2023-08-14 14:55:23 +03:00
Bananymous 2f298a1979 Shell: ^A moves cursor to the beginning of line 2023-08-14 12:26:22 +03:00
Bananymous 313b00b11f Userspace: implement basic stat 
I tried to format the output pretty much how linux does, except for
uid and git -> name resolution which is not implemented
 2023-08-11 10:30:50 +03:00
Bananymous 9fe878bbec Shell: Print if the process exited because of a signal 2023-08-01 14:24:36 +03:00
Bananymous 679d47131d BuildSystem: Edit build flags regarding sse and warnings 2023-07-31 22:31:17 +03:00
Bananymous 5e434f5131 Kernel: Hardware exceptions now sends signals to userspace 2023-07-30 14:34:15 +03:00
Bananymous 00f1f30a08 Kernel: Userspace sets the foreground process and Shell handles ^C 2023-07-28 18:10:36 +03:00
Bananymous adb14ba373 Kernel: Userspace signal handlers are now called one at a time 
I added a syscall for telling the kernel when signal execution has
finished. We should send a random hash or id to the signal trampoline
that we would include in the syscall, so validity of signal exit can
be confirmed.
 2023-07-23 13:34:53 +03:00
Bananymous ad756c36fc Kernel/LibC: Add SYS_KILL/kill() 2023-07-21 19:27:38 +03:00
Bananymous dcd4d0daeb Kernel/LibC: Add bareboness signals 
You can now call raise() to raise a signal. Signal handlers are
not yet supported, but the handling works :)
 2023-07-21 15:45:02 +03:00
Bananymous e341a36287 Init: Use the new pwd.h api for user parsing 2023-07-13 12:01:41 +03:00
Bananymous 5c94a583bc Userspace: add basic 'touch' command 2023-07-10 16:38:15 +03:00
Bananymous 6e1fc2766f tee: indent with tabs 2023-07-10 16:18:08 +03:00
Bananymous d3bb00cb55 Userspace: Add basic tee command 2023-07-10 16:07:53 +03:00
Bananymous 683c2a68cd Shell: $(...) expansion works now :) 2023-07-06 23:22:57 +03:00
Bananymous ad98181069 Shell: you can call Shell -c ... to invoke the shell as interpreter 2023-07-06 23:22:49 +03:00
Bananymous 21bd87bb07 Userspace: Shell now has 'env' for printing environment 2023-07-06 10:32:43 +03:00
Bananymous 79450df04c Userspace: Shell imporove 'time' command 2023-07-06 09:45:04 +03:00
Bananymous 7f8b7b811e Userspace: Shell now has time builtin 2023-07-06 00:39:04 +03:00
Bananymous 4dce0f9074 Userspace: u8sum fix error message 2023-06-19 10:31:23 +03:00
Bananymous 54f89cba33 Userspace: Shell now processes $ arguments 2023-06-19 01:39:24 +03:00
Bananymous de88f60d1a Userspace: Shell argument parsing now appriciates quotes 2023-06-19 01:07:00 +03:00
Bananymous f7060970e6 Userspace: Shell argument parse now results in BAN::String 2023-06-19 00:34:44 +03:00
Bananymous e7a98ac6cc Userspace: Shell now sets SHELL environment variable 2023-06-18 23:35:51 +03:00
Bananymous 326a30d1af Userspace: Add u8sum 
This program caluculates the sum of bytes in file mod 256
 2023-06-12 20:36:16 +03:00
Bananymous 38dff41e25 Userspace: Shell processes PS1 '\~' as cwd and implement cd 2023-06-12 02:03:13 +03:00
Bananymous d360340b9e Userspace: init now sets HOME environment variable and cd's into HOME 2023-06-12 02:02:52 +03:00
Bananymous eb7ee13f43 Userspace: init now default logins as user 2023-06-12 00:46:07 +03:00
Bananymous b2de706693 Userspace: Shell now uses PS1 as prompt if set 2023-06-12 00:45:47 +03:00
Bananymous 6a8180470d Userspace: Add color to ls 2023-06-11 23:00:19 +03:00
Bananymous 12d56be5cc Userspace: init now sets user and group ids before running their shell 2023-06-11 22:37:00 +03:00
Bananymous bb4d81a4fa Userspace: Add basic id that prints {,e}{uid,gid} of the current proc 2023-06-11 22:37:00 +03:00
Bananymous 51eb44bf40 Kernel/Userspace: Add basic init process 
This process parses /etc/passwd and promps login screen.
When an username is entered, it will launch that users shell
 2023-06-11 22:37:00 +03:00
Bananymous c62e820bcf Kernel: Add basic Credentials for the system 
Now filesystem access/open, etc confirm that you have access for rwxs
 2023-06-11 20:06:06 +03:00
Bananymous 25a2a4879c Userspace: add basic ls command 2023-06-11 03:38:44 +03:00
Bananymous ee8de77a90 Userspace: fix return values of cat and echo 2023-06-10 17:34:10 +03:00