Bananymous
1d7795e22c
Kernel: Hardware exceptions now sends signals to userspace
2023-07-30 14:34:15 +03:00
Bananymous
925df39107
Kernel: Userspace sets the foreground process and Shell handles ^C
2023-07-28 18:10:36 +03:00
Bananymous
2dce0a0415
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
10169d773d
Kernel/LibC: Add SYS_KILL/kill()
2023-07-21 19:27:38 +03:00
Bananymous
c2cf98e32f
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
fb4b363a16
Init: Use the new pwd.h api for user parsing
2023-07-13 12:01:41 +03:00
Bananymous
8cd91f5a6a
Userspace: add basic 'touch' command
2023-07-10 16:38:15 +03:00
Bananymous
f65e5f4190
tee: indent with tabs
2023-07-10 16:18:08 +03:00
Bananymous
f521a98157
Userspace: Add basic tee command
2023-07-10 16:07:53 +03:00
Bananymous
404b3dd44c
Shell: $(...) expansion works now :)
2023-07-06 23:22:57 +03:00
Bananymous
d04b031e30
Shell: you can call Shell -c ... to invoke the shell as interpreter
2023-07-06 23:22:49 +03:00
Bananymous
f19dc114d6
Userspace: Shell now has 'env' for printing environment
2023-07-06 10:32:43 +03:00
Bananymous
d2aabb669b
Userspace: Shell imporove 'time' command
2023-07-06 09:45:04 +03:00
Bananymous
9c3f4039a5
Userspace: Shell now has time builtin
2023-07-06 00:39:04 +03:00
Bananymous
328d67f551
Userspace: u8sum fix error message
2023-06-19 10:31:23 +03:00
Bananymous
84ecf861cd
Userspace: Shell now processes $ arguments
2023-06-19 01:39:24 +03:00
Bananymous
46a6daccfe
Userspace: Shell argument parsing now appriciates quotes
2023-06-19 01:07:00 +03:00
Bananymous
3df3c37bad
Userspace: Shell argument parse now results in BAN::String
2023-06-19 00:34:44 +03:00
Bananymous
191a24110a
Userspace: Shell now sets SHELL environment variable
2023-06-18 23:35:51 +03:00
Bananymous
d0a0e3bdef
Userspace: Add u8sum
...
This program caluculates the sum of bytes in file mod 256
2023-06-12 20:36:16 +03:00
Bananymous
b4b892148c
Userspace: Shell processes PS1 '\~' as cwd and implement cd
2023-06-12 02:03:13 +03:00
Bananymous
048183ddb5
Userspace: init now sets HOME environment variable and cd's into HOME
2023-06-12 02:02:52 +03:00
Bananymous
25f8343269
Userspace: init now default logins as user
2023-06-12 00:46:07 +03:00
Bananymous
e9cb844c28
Userspace: Shell now uses PS1 as prompt if set
2023-06-12 00:45:47 +03:00
Bananymous
30ac046232
Userspace: Add color to ls
2023-06-11 23:00:19 +03:00
Bananymous
f67f8ccbe0
Userspace: init now sets user and group ids before running their shell
2023-06-11 22:37:00 +03:00
Bananymous
e9217b3484
Userspace: Add basic id that prints {,e}{uid,gid} of the current proc
2023-06-11 22:37:00 +03:00
Bananymous
78536f9678
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
c7ec19c25c
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
1cf464d5c7
Userspace: add basic ls command
2023-06-11 03:38:44 +03:00
Bananymous
223d2ac3a6
Userspace: fix return values of cat and echo
2023-06-10 17:34:10 +03:00
Bananymous
47c69e9def
Userspace: add exit to shell
2023-06-09 01:51:23 +03:00
Bananymous
9728947d5d
Userspace: add echo
2023-06-09 01:50:18 +03:00
Bananymous
66fe48e94b
Userspace: add ^L support for shell
2023-06-09 01:24:33 +03:00
Bananymous
55ea5c5488
Kernel: add basic support for environment variables
...
exec functions will search files from PATH
2023-06-05 22:51:02 +03:00
Bananymous
357081346e
Shell: load old termios for process execution
2023-06-05 21:12:08 +03:00
Bananymous
73c11c3d29
Shell: add bareboness utf8 support
...
This should work as long as TTY provides only valid utf8.
If the utf is invalid, assertion fails and the shell dies.
2023-06-05 18:55:22 +03:00
Bananymous
5af77dcfb9
Shell: we now support left/right arrows
2023-06-05 18:24:41 +03:00
Bananymous
d1ad38c8d4
Kernel/LibC: add SYS_STAT and stat(), lstat()
2023-06-05 14:37:14 +03:00
Bananymous
4c40aa6b38
Userspace: Start work on proper shell
2023-06-05 01:42:57 +03:00
Bananymous
d201e65810
BuildSystem: remove sse and sse2 from userspace
2023-06-03 16:05:32 +03:00
Bananymous
3a5d6914ba
Userspace: create_program creates proper cmake files again
2023-06-02 18:42:25 +03:00
Bananymous
e96efea2fb
BuildSystem: all scripts have now bash shebang
...
I could not use the scripts on debian
2023-06-02 18:41:45 +03:00
Bananymous
2df7f8a1e5
BuildSystem: add rule to build libstdc++
...
We can now build libstdc++ and actually link with g++
2023-06-02 18:39:42 +03:00
Bananymous
a378e59432
BuildSystem: link libraries when they change
...
This also fixed the need for manual linkin on firt build
2023-05-31 23:01:40 +03:00
Bananymous
a75a3f7a5f
Userspace: make test program link against libc on change
2023-05-31 22:36:47 +03:00
Bananymous
0f412e570c
LibC: add execl
2023-05-31 22:36:26 +03:00
Bananymous
24a190d1f7
Kernel: Add SYS_EXEC syscall
2023-05-31 20:57:33 +03:00
Bananymous
5bb1f2a48c
Kernel: Rename MMU to PageTable
...
This is more descriptive name for what it actually represents
2023-05-29 21:06:09 +03:00
Bananymous
09666adc53
Kernel: fork() now copies allocations through FixedWidthAllocator
2023-05-28 21:34:35 +03:00