hinfo -> dtable
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83eda97dff
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@ -116,16 +116,17 @@ EXTRA_OFILES=$(bupdir1)/libiberty/random.o $(bupdir1)/libiberty/strsignal.o
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DLL_IMPORTS:=$(w32api_lib)/libkernel32.a
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DLL_OFILES:=assert.o dcrt0.o debug.o delqueue.o dir.o dlfcn.o dll_init.o \
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dtable.o environ.o errno.o exceptions.o exec.o external.o fcntl.o \
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fhandler.o fhandler_console.o fhandler_floppy.o fhandler_random.o \
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fhandler_raw.o fhandler_serial.o fhandler_tape.o fhandler_termios.o \
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fhandler_tty.o fhandler_windows.o fhandler_zero.o fork.o glob.o grp.o \
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heap.o init.o ioctl.o localtime.o malloc.o mmap.o net.o ntea.o passwd.o \
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path.o pinfo.o pipe.o poll.o regexp.o regerror.o regsub.o registry.o \
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resource.o scandir.o security.o select.o shared.o signal.o sigproc.o \
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smallprint.o spawn.o strace.o strsep.o sync.o syscalls.o sysconf.o \
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syslog.o termios.o times.o tty.o uinfo.o uname.o wait.o window.o \
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DLL_OFILES:=assert.o cygheap.o dcrt0.o debug.o delqueue.o dir.o dlfcn.o \
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dll_init.o dtable.o environ.o errno.o exceptions.o exec.o external.o \
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fcntl.o fhandler.o fhandler_console.o fhandler_floppy.o \
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fhandler_random.o fhandler_raw.o fhandler_serial.o fhandler_tape.o \
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fhandler_termios.o fhandler_tty.o fhandler_windows.o fhandler_zero.o \
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fork.o glob.o grp.o heap.o init.o ioctl.o localtime.o malloc.o mmap.o \
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net.o ntea.o passwd.o path.o pinfo.o pipe.o poll.o regexp.o regerror.o \
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regsub.o registry.o resource.o scandir.o security.o select.o shared.o \
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signal.o sigproc.o smallprint.o spawn.o strace.o strsep.o sync.o \
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syscalls.o sysconf.o syslog.o termios.o times.o tty.o uinfo.o uname.o \
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wait.o window.o \
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$(EXTRA_DLL_OFILES) $(EXTRA_OFILES) $(MT_SAFE_OBJECTS)
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GMON_OFILES:= gmon.o mcount.o profil.o
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@ -313,7 +314,7 @@ glob.o: include/glob.h
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gmon.o: profil.h gmon.h
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grp.o: $(WINSUP_H)
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heap.o: $(WINSUP_H)
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hinfo.o: $(WINSUP_H)
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dtable.o: $(WINSUP_H)
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init.o: $(WINSUP_H)
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ioctl.o: $(WINSUP_H)
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libccrt0.o: $(WINSUP_H)
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@ -25,8 +25,8 @@ itself. Comments to dj@cygnus.com.
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- files and I/O
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.h delqueue fhandler path select
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.cc delqueue dir fhandler* hinfo path pipe select tty
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.sgml hinfo path
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.cc delqueue dir fhandler* dtable path pipe select tty
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.sgml dtable path
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- common unix functions
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.h dll_init tz_posixrules
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@ -96,17 +96,17 @@ init.cc - has dll_entry() which is called by the OS when the dll is
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An fhandler is a file type handler. This is where the unix device
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emulation happens.
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hinfo.cc maps posix file descriptors to a table of file handlers (type
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dtable.cc maps posix file descriptors to a table of file handlers (type
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fhandler) in the dll. It's mostly concerned with managing the table
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of descriptors (open, dup, fork, select). Most of the posix I/O
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system calls (syscalls.cc) use the hinfo table to call the right
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system calls (syscalls.cc) use the fdtab table to call the right
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fhandler directly.
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fhandler.cc is the base class; specific types are derived as
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appropriate (see fhandler.h). hinfo.cc is in charge of selecting and
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appropriate (see fhandler.h). dtable.cc is in charge of selecting and
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creating a suitable fhandler when you open a file. path.cc handles
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emulated files in /dev (like /dev/null) by returning an FH_* value
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from get_device_number (which hinfo.cc calls in hinfo::build_fhandler).
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from get_device_number (which dtable.cc calls in dtable::build_fhandler).
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Note: if you're looking for read() and write(), they call _read() and
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_write() in syscalls.cc. The non-underscored ones are in
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