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Rev Age Author Path Log message Diff
4616 5604 d 14 h brambora /branches/snapshot/ Added functions for storing task checkpoint to udebug interface.
Added uspace task chkpnt that launches the snapshot creation.
 
4605 5608 d 16 h decky /branches/snapshot/ add task snapshoting branch  
4601 5610 d 14 h decky /trunk/uspace/lib/libc/ small fixes and coding style changes related to the new memory allocator  
4600 5610 d 14 h decky /trunk/uspace/lib/libc/generic/ implement simple first-fit memory allocator
(modified from original code by Petr Tuma, used under permission)
 
4591 5611 d 14 h decky /trunk/uspace/ add support for creating null devices on demand  
4590 5611 d 21 h decky /trunk/uspace/lib/libc/generic/io/ set buffering according to what file descriptor we are opening
(this still does not cover the full complexity of stdio buffering)
 
4587 5612 d 8 h jermar /trunk/uspace/ Implement stat() and VFS_IN_STAT.
Modify bdsh() to use stat() during ls.
In devfs, allow lookups that don't
specify one of L_FILE and L_DIRECTORY.
 
4585 5612 d 11 h jermar /trunk/uspace/ Introduce VFS_IN_FSTAT and VFS_OUT_STAT.
Provide libc fstat() and devfs_stat().
This functionality replaces VFS_IN_NODE
and VFS_IN/OUT_DEVICE. FAT and TMPFS
still do not implement this and VFS_IN_STAT
and stat() need implementation as well.
 
4584 5612 d 16 h jermar /trunk/uspace/ Separate the VFS input and output protocols.  
4556 5622 d 22 h decky /trunk/ define endianess externally to be able to exactly specify whether we are using UTF-32LE or UTF-32BE
quit messing with BOM in UTF-32
 
4549 5624 d 8 h svoboda /trunk/uspace/ Fix assorted warnings and tiny glitches.  
4542 5625 d 8 h jermar /trunk/uspace/ Handle pending input using only one fibril.
Relax serialization in console, keep your fingers crossed.
Do not create a new "pending" fibril after each received call.
 
4541 5625 d 8 h svoboda /trunk/uspace/ Stdio stream buffering (only for writing a.t.m.) Issue: Do we need two moving delimiters (head, tail) to recover from error or is one moving data delimiter enough, like in the current implementation? (Where the buffer must be drained as a whole, cannot do it part at a time.  
4535 5626 d 18 h jermar /trunk/uspace/lib/libc/ On condvar signal/broadcast, dequeue the waiting fibril from the waiters list.
Add FIBRIL_CONDVAR_INITIALIZE.
 
4528 5628 d 10 h svoboda /trunk/uspace/ Use 'fibril_local' modifier for fibril-local variables instead of '__thread'. Since it is decalred in fibril.h, it need not begin with '__'.  
4527 5628 d 13 h jermar /trunk/uspace/lib/libc/ Condition variables for fibrils.  
4526 5629 d 10 h jermar /trunk/uspace/lib/libc/ Implement readers-writer locks for fibrils.  
4523 5630 d 11 h decky /trunk/uspace/lib/libc/generic/io/ remove obsolete terminology  
4522 5630 d 11 h decky /trunk/uspace/lib/libc/ remove obsolete comment
cstyle
 
4516 5631 d 8 h jermar /trunk/uspace/lib/libc/ Add simple synchronization primitives to be used with fibrils.
Provided are mutexes and dummy rwlocks.
 
4514 5631 d 19 h decky /trunk/uspace/lib/libc/ simple implementation of fdopen() and rewind()  
4513 5632 d 10 h jermar /trunk/uspace/lib/libc/generic/ Nit.  
4512 5632 d 10 h decky /trunk/uspace/lib/libc/generic/io/ cstyle  
4511 5632 d 10 h svoboda /trunk/uspace/lib/libc/generic/io/ getchar() and fgetc() are traditionally supposed to flush stdout and stderr.  
4510 5632 d 12 h jermar /trunk/uspace/lib/libc/generic/ A little bit of cleanup and a remedy for great confusion introduced in revision 2483.  
4509 5632 d 16 h decky /trunk/uspace/ rename libadt -> adt  
4508 5632 d 18 h decky /trunk/uspace/lib/libc/ keep a list of open files to support proper cleanup  
4496 5636 d 14 h decky /trunk/uspace/ be more pedantic about undefined function prototypes (to avoid memory access traps)
add missing header files
 
4492 5636 d 20 h jermar /trunk/uspace/ inode_t -> fdi_node_t  
4491 5637 d 7 h decky /trunk/uspace/ rename libc's fs_node_t to inode_t to avoid type conflict with VFS  
4482 5637 d 11 h decky /trunk/uspace/lib/libc/ I/O subsystem overhaul:
- add more POSIX-like file and stream functions (with real functionality of stdin, stdout, stderr)
- cleanup console access methods (now generic to any console-like device)
- remove unsafe stream functions
- add special open_node(), fd_node(), fd_phone() (file) and fopen_node(), fnode(), fphone() (stream) functions for HelenOS-specific I/O operations
 
4478 5637 d 11 h decky /trunk/uspace/lib/libc/generic/ explicit typecast  
4477 5637 d 11 h decky /trunk/uspace/lib/libc/generic/ setup stdin, stdout and stderr according to preset file nodes
cleanup
 
4476 5637 d 11 h decky /trunk/uspace/lib/libc/generic/ add support for passing preset files
cleanup
 
4475 5637 d 11 h decky /trunk/uspace/lib/libc/ async framework: add generic support for processing pending operations (in a separate fibril)
coding style
 
4474 5637 d 11 h decky /trunk/uspace/lib/libc/generic/ add serialization (just to be sure)  
4473 5637 d 11 h decky /trunk/uspace/lib/libc/generic/ avoid compiler warning  
4472 5637 d 11 h decky /trunk/uspace/lib/libc/ replace count_t with size_t
coding style
 
4471 5637 d 11 h decky /trunk/uspace/lib/libc/generic/ cstyle  
4470 5637 d 11 h decky /trunk/uspace/lib/libc/ pass current task stdin, stdout and stderr as preset files to the loader
add task_wait()