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| 1 | This is a very brain dead shell. It needs some love, coffee or perhaps beer. |
1 | This is a very brain dead shell. It needs some love, coffee or perhaps beer. |
| 2 | Currently, you can't even really call it a shell, its more of a CLI that |
2 | Currently, you can't even really call it a shell, its more of a CLI that |
| 3 | offers some shell like creature comforts. |
3 | offers some shell like creature comforts. |
| 4 | 4 | ||
| 5 | This was written in a hurry to provide some means of testing persistent file |
5 | This was written in a hurry to provide some means of testing persistent file |
| 6 | systems in HelenOS. It does its job, its nowhere near complete but it is |
6 | systems in HelenOS. It does its job, its nowhere near complete but it is |
| 7 | actively developed. If your reading this, its likely that you're looking for |
7 | actively developed. If your reading this, its likely that you're looking for |
| 8 | some functionality that is not yet present. Prior to filing a bug report, |
8 | some functionality that is not yet present. Prior to filing a bug report, |
| 9 | please make sure that what you want is not on the list below. |
9 | please make sure that what you want is not on the list below. |
| 10 | 10 | ||
| 11 | A list of things to do: |
11 | A list of things to do: |
| 12 | ----------------------- |
12 | ----------------------- |
| 13 | 13 | ||
| 14 | * cmds/modules : ls_scope and rm_scope are basically carbon copies of each |
14 | * cmds/modules : ls_scope and rm_scope are basically carbon copies of each |
| 15 | other, put this in util.c and make it a shared function. |
15 | other, put this in util.c and make it a shared function. |
| 16 | 16 | ||
| 17 | * rm: add support for recursively removing directories and files therein |
17 | * rm: add support for recursively removing directories and files therein |
| 18 | 18 | ||
| 19 | * Better sanity checking in modules that take multiple arguments |
19 | * Better sanity checking in modules that take multiple arguments |
| 20 | 20 | ||
| 21 | * Port an editor (vim?) |
21 | * Port an editor (vim?) |
| 22 | 22 | ||
| 23 | * Finish cat |
23 | * Finish cat |
| 24 | 24 | ||
| 25 | * Feed task_spawn absolute paths if path doesn't begin with / |
25 | * Feed task_spawn absolute paths if path doesn't begin with / |
| 26 | 26 | ||
| 27 | * Some getopt / getopt_long implementation |
27 | * Some getopt / getopt_long implementation |
| 28 | 28 | ||
| 29 | * Support basic redirection (i.e ls > foo.txt) |
29 | * Support basic redirection (i.e ls > foo.txt) |
| 30 | 30 | ||
| 31 | * Expand wildcards (i.e. *.txt), don't worry about variables for now |
31 | * Expand wildcards (i.e. *.txt), don't worry about variables for now |
| 32 | 32 | ||
| 33 | * Basic scripting |
33 | * Basic scripting |
| 34 | 34 | ||
| 35 | * Hash previously found commands |
35 | * Hash previously found commands |
| 36 | 36 | ||
| 37 | * Improve input, add history / etc (port libedit?) |
37 | * Improve input, add history / etc (port libedit?) |
| 38 | 38 | ||
| 39 | * Add wrappers for signal, sigaction to make ports to modules easier |
39 | * Add wrappers for signal, sigaction to make ports to modules easier |
| 40 | 40 | ||
| 41 | * Add 'echo' and 'printf' modules. |
41 | * Add 'echo' and 'printf' modules. |
| 42 | 42 | ||
| 43 | Regarding POSIX: |
43 | Regarding POSIX: |
| 44 | ---------------- |
44 | ---------------- |
| 45 | POSIX is a standard for Unix-like operating systems. HelenOS is (mostly) just |
45 | POSIX is a standard for Unix-like operating systems. HelenOS is (mostly) just |
| 46 | a kernel at this point with a few userspace programs that facilitate testing |
46 | a kernel at this point with a few userspace programs that facilitate testing |
| 47 | of the kernel and file systems. |
47 | of the kernel and file systems. |
| 48 | 48 | ||
| 49 | HelenOS is not a Unix-like operating system. HelenOS is its own thing, a modern |
49 | HelenOS is not a Unix-like operating system. HelenOS is its own thing, a modern |
| 50 | microkernel OS and many directions are not yet set. |
50 | microkernel OS and many directions are not yet set. |
| 51 | 51 | ||
| 52 | Please do not e-mail me to point out that modular implementations that resemble |
52 | Please do not e-mail me to point out that modular implementations that resemble |
| 53 | typical core utilities do not conform to some POSIX standard, these are temporary |
53 | typical core utilities do not conform to some POSIX standard, these are temporary |
| 54 | and serve the useful purpose of testing persistent file systems. |
54 | and serve the useful purpose of testing persistent file systems. |
| 55 | 55 | ||
| 56 | Contributing: |
56 | Contributing: |
| 57 | ------------- |
57 | ------------- |
| 58 | If you feel like doing any of the above to-do items, I am echo@echoreply.us. Please |
58 | If you feel like doing any of the above to-do items, I am echo@echoreply.us. Please |
| 59 | e-mail me and let me know your working on something so that I do not unwittingly |
59 | e-mail me and let me know your working on something so that I do not unwittingly |
| 60 | duplicate your efforts. You can also e-mail the HelenOS list directly: |
60 | duplicate your efforts. You can also e-mail the HelenOS list directly: |
| 61 | 61 | ||
| 62 | HelenOS development mailing list <helenos-devel@lists.modry.cz> |
62 | HelenOS development mailing list <helenos-devel@lists.modry.cz> |
| 63 | Subscribe here if you like: http://lists.modry.cz/cgi-bin/listinfo/helenos-devel |
63 | Subscribe here if you like: http://lists.modry.cz/cgi-bin/listinfo/helenos-devel |
| 64 | 64 | ||
| 65 | Cheers and happy hacking! |
65 | Cheers and happy hacking! |
| 66 | --Tim |
66 | --Tim |
| 67 | 67 | ||