089da2608c
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
ed5f4d64a8
Shell: add basic printf test
2023-08-16 10:49:34 +03:00
5a94818210
Shell: $? returns last return value
2023-08-15 09:17:46 +03:00
db2eca697e
Shell: '\u' in PS1 is replaced with username corresponding to euid
2023-08-14 14:55:23 +03:00
81d79cca61
Shell: ^A moves cursor to the beginning of line
2023-08-14 12:26:22 +03:00
dddfa308d7
Shell: Print if the process exited because of a signal
2023-08-01 14:24:36 +03:00
1d7795e22c
Kernel: Hardware exceptions now sends signals to userspace
2023-07-30 14:34:15 +03:00
925df39107
Kernel: Userspace sets the foreground process and Shell handles ^C
2023-07-28 18:10:36 +03:00
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
10169d773d
Kernel/LibC: Add SYS_KILL/kill()
2023-07-21 19:27:38 +03:00
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
404b3dd44c
Shell: $(...) expansion works now :)
2023-07-06 23:22:57 +03:00
d04b031e30
Shell: you can call Shell -c ... to invoke the shell as interpreter
2023-07-06 23:22:49 +03:00
f19dc114d6
Userspace: Shell now has 'env' for printing environment
2023-07-06 10:32:43 +03:00
d2aabb669b
Userspace: Shell imporove 'time' command
2023-07-06 09:45:04 +03:00
9c3f4039a5
Userspace: Shell now has time builtin
2023-07-06 00:39:04 +03:00
84ecf861cd
Userspace: Shell now processes $ arguments
2023-06-19 01:39:24 +03:00
46a6daccfe
Userspace: Shell argument parsing now appriciates quotes
2023-06-19 01:07:00 +03:00
3df3c37bad
Userspace: Shell argument parse now results in BAN::String
2023-06-19 00:34:44 +03:00
191a24110a
Userspace: Shell now sets SHELL environment variable
2023-06-18 23:35:51 +03:00
b4b892148c
Userspace: Shell processes PS1 '\~' as cwd and implement cd
2023-06-12 02:03:13 +03:00
e9cb844c28
Userspace: Shell now uses PS1 as prompt if set
2023-06-12 00:45:47 +03:00
47c69e9def
Userspace: add exit to shell
2023-06-09 01:51:23 +03:00
66fe48e94b
Userspace: add ^L support for shell
2023-06-09 01:24:33 +03:00
55ea5c5488
Kernel: add basic support for environment variables
...
exec functions will search files from PATH
2023-06-05 22:51:02 +03:00
357081346e
Shell: load old termios for process execution
2023-06-05 21:12:08 +03:00
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
5af77dcfb9
Shell: we now support left/right arrows
2023-06-05 18:24:41 +03:00
d1ad38c8d4
Kernel/LibC: add SYS_STAT and stat(), lstat()
2023-06-05 14:37:14 +03:00
4c40aa6b38
Userspace: Start work on proper shell
2023-06-05 01:42:57 +03:00
27147790fd
Userspace: Start work on shell
2023-05-26 22:31:21 +03:00
Bananymous