diff options
Diffstat (limited to 'winsup/cygwin/ROADMAP')
| -rw-r--r-- | winsup/cygwin/ROADMAP | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/winsup/cygwin/ROADMAP b/winsup/cygwin/ROADMAP index c8ed7eb..fd0387d 100644 --- a/winsup/cygwin/ROADMAP +++ b/winsup/cygwin/ROADMAP @@ -25,8 +25,8 @@ itself. Comments to dj@cygnus.com. - files and I/O .h delqueue fhandler path select -.cc delqueue dir fhandler* hinfo path pipe select tty -.sgml hinfo path +.cc delqueue dir fhandler* dtable path pipe select tty +.sgml dtable path - common unix functions .h dll_init tz_posixrules @@ -96,17 +96,17 @@ init.cc - has dll_entry() which is called by the OS when the dll is An fhandler is a file type handler. This is where the unix device emulation happens. -hinfo.cc maps posix file descriptors to a table of file handlers (type +dtable.cc maps posix file descriptors to a table of file handlers (type fhandler) in the dll. It's mostly concerned with managing the table of descriptors (open, dup, fork, select). Most of the posix I/O -system calls (syscalls.cc) use the hinfo table to call the right +system calls (syscalls.cc) use the fdtab table to call the right fhandler directly. fhandler.cc is the base class; specific types are derived as -appropriate (see fhandler.h). hinfo.cc is in charge of selecting and +appropriate (see fhandler.h). dtable.cc is in charge of selecting and creating a suitable fhandler when you open a file. path.cc handles emulated files in /dev (like /dev/null) by returning an FH_* value -from get_device_number (which hinfo.cc calls in hinfo::build_fhandler). +from get_device_number (which dtable.cc calls in dtable::build_fhandler). Note: if you're looking for read() and write(), they call _read() and _write() in syscalls.cc. The non-underscored ones are in |