Commit Graph

127 Commits

Author SHA1 Message Date
Bananymous 274ecbba78 LibC: limits.h now defined OPEN_MAX 2023-07-07 23:08:49 +03:00
Bananymous a549336530 Kernel/LibC: add basic dup2 2023-07-06 23:17:54 +03:00
Bananymous 4eb95c963d Kernel/LibC: Add basic pipe() syscall and command
You can now create pipes :)
2023-07-06 22:16:26 +03:00
Bananymous 22caacd2a9 LibC: add read() and write() to unistd 2023-07-06 22:15:55 +03:00
Bananymous 3c068aa0ae Kernel/LibC: add clock_gettime() for CLOCK_MONOTONIC
This gets the number of milliseconds since boot
2023-07-06 00:38:29 +03:00
Bananymous d99e704728 LibC: Fix syscall SYS_READ and SYS_WRITE arguments 2023-06-19 10:38:29 +03:00
Bananymous 0f63cfa43f Kernel/LibC: add SYS_{SET,GET}_PWD and chdir, getpwd 2023-06-12 02:02:52 +03:00
Bananymous b254ade69b Kernel: Add SYS_GET_{,E}{UID,GID} 2023-06-11 22:37:00 +03:00
Bananymous ef4ebaa969 Kernel: Add syscalls for set{,e,re}{uid,gid} 2023-06-11 22:37:00 +03:00
Bananymous 99f8133b91 LibC: gid_t and id_t are now signed types
I have no idea why I had made them unisigned
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 071da18fa3 LibC: add strchrnul()
this is a gnu libc extension
2023-06-11 20:18:03 +03:00
Bananymous 8be28012ee LibC: Reorder some syscalls 2023-06-11 03:29:22 +03:00
Bananymous 5aed186827 Kernel: Add SYS_OPENAT 2023-06-11 03:29:22 +03:00
Bananymous f0b22c48b2 LibC: implement close 2023-06-11 03:29:22 +03:00
Bananymous 52c4eebd77 Kernel: Implement SYS_FSTAT 2023-06-11 03:29:22 +03:00
Bananymous 24f0d26fce LibC: Implement basic dirent functionality
We don't currently support seeking
2023-06-11 03:29:22 +03:00
Bananymous 7a5d5cabad Kernel: Add syscall for reading directory entries 2023-06-11 00:18:08 +03:00
Bananymous f7de310889 LibC: add missing O_EXEC and O_SEARCH 2023-06-11 00:17:18 +03:00
Bananymous 86f58f60cb LibC: implement setenv, unsetenv, putenv 2023-06-05 22:51:02 +03:00
Bananymous 064ce568c2 Kernel: add basic support for environment variables
exec functions will search files from PATH
2023-06-05 22:51:02 +03:00
Bananymous b0e9ab0519 Kernel/LibC: pass environ pointer to process 2023-06-05 21:12:08 +03:00
Bananymous 480842a203 LibC: abort now prints 'abort()' and exits
we used to call assert in abort which then recursively called
abort again.
2023-06-05 18:23:19 +03:00
Bananymous 9d64dbd5c2 Kernel/LibC: add SYS_STAT and stat(), lstat() 2023-06-05 14:37:14 +03:00
Bananymous cbb9f47ee5 LibC: add wait and waitpid
Note that wait() doesn't work since only waiting for specified
pid is supported. wait() will just return -1 and set errno to
ECHILD.
2023-06-04 18:00:52 +03:00
Bananymous 4f84faf392 LibC: printf string persision works now 2023-06-03 15:07:02 +03:00
Bananymous 3c3c7826ef LibC: Add simple definition for realloc
The syscall just crashes the kernel currently. I will implement
this when needed
2023-06-02 17:56:13 +03:00
Bananymous 2207357b93 LibC: add __cxa_at_exit() for libc 2023-06-02 17:50:55 +03:00
Bananymous 3a69768eb0 LibC: remove select() declaration
This already comes from sys/select.h
2023-06-02 17:29:09 +03:00
Bananymous afb29ff3ec LibC: rename [[noreturn]] to __attribute__((__noreturn__))
This compiles with C compiler
2023-06-02 17:28:36 +03:00
Bananymous e6f0f891a6 LibC: stdlib.h doesn't seem to typedef wchar_t without __need_wchar_t 2023-06-02 17:27:31 +03:00
Bananymous 36e5aa4683 LibC: fix INFINITY definition typo 2023-06-02 17:27:14 +03:00
Bananymous 7738050105 LibC: fix DIR typedef for C code 2023-06-02 17:26:38 +03:00
Bananymous 4bf11ec349 LibC: complex.h undefs I before defining it 2023-06-02 17:13:09 +03:00
Bananymous d821012eed LibC: mbstate_t is empty struct 2023-06-02 17:10:29 +03:00
Bananymous 35c6edd989 LibC: fix sig_atomic_t definition 2023-06-02 17:08:43 +03:00
Bananymous cb359a05dc 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 0acab11620 LibC: add execl 2023-05-31 22:36:26 +03:00
Bananymous ab61b49aca Kernel: Add SYS_EXEC syscall 2023-05-31 20:57:33 +03:00
Bananymous 341f7e41e5 LibC: Fix some headers to make gcc build again 2023-05-30 01:17:45 +03:00
Bananymous 7151bb86a8 Kernel/LibC: opening standard files is done in libc 2023-05-29 20:21:19 +03:00
Bananymous 2a34391b71 LibC: open() now just returns syscall(SYS_OPEN, ...)
errno is handled in syscall()
2023-05-29 20:19:17 +03:00
Bananymous 0c316ebfb2 Kernel: Add SYS_SLEEP 2023-05-28 22:34:48 +03:00
Bananymous 6fdbe6f9c2 Kernel: Add bareboness fork() function 2023-05-28 18:08:49 +03:00
Bananymous 481c8406f3 LibC: fputs uses fputc instead of putc 2023-05-28 17:48:34 +03:00
Bananymous f79250c4d4 LibC: Rewrite all the headers.
We now have more or less posix issue 2018 conforming libc headers.

This was a really time consuming and boring operation but it had to
be done.

Now we get to actually start implementing libc :)
2023-05-26 22:31:21 +03:00
Bananymous 9e0abbc2f0 Kernel: Add bareboness possibility to set termios 2023-05-26 22:31:21 +03:00
Bananymous 4a4a3bf184 Kernel/LibC: move file offset back to kernel
This makes keeping track of offsets easier and more proper
2023-05-26 22:31:21 +03:00
Bananymous d82c6c2337 LibC: fix bugs with printf 2023-05-15 22:47:08 +03:00
Bananymous 1a0fdc5a44 LibC: printf now prints 0 as integer 2023-05-11 18:20:37 +03:00