2006-01-16 16:44:55 +01:00
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# Makefile for lib/syslib.
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CFLAGS="-O -D_MINIX -D_POSIX_SOURCE"
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LIBRARIES=libsys
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libsys_FILES=" \
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2008-11-19 13:26:10 +01:00
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alloc_util.c \
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2006-03-15 13:06:18 +01:00
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assert.c \
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panic.c \
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2006-01-17 11:49:30 +01:00
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pci_attr_r16.c \
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2006-01-16 16:44:55 +01:00
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pci_attr_r32.c \
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pci_attr_r8.c \
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2006-01-17 11:49:30 +01:00
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pci_attr_w16.c \
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2006-01-16 16:44:55 +01:00
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pci_attr_w32.c \
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2006-01-17 11:49:30 +01:00
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pci_attr_w8.c \
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2007-04-23 14:14:44 +02:00
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pci_del_acl.c \
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2006-01-16 16:44:55 +01:00
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pci_dev_name.c \
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pci_find_dev.c \
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pci_first_dev.c \
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pci_ids.c \
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pci_init.c \
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2006-01-17 11:49:30 +01:00
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pci_init1.c \
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2006-01-16 16:44:55 +01:00
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pci_next_dev.c \
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2006-01-17 11:49:30 +01:00
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pci_rescan_bus.c \
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2006-01-16 16:44:55 +01:00
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pci_reserve.c \
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2006-10-20 17:01:32 +02:00
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pci_set_acl.c \
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2006-01-16 16:44:55 +01:00
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pci_slot_name.c \
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2006-06-20 10:45:04 +02:00
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safecopies.c \
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2006-01-16 16:44:55 +01:00
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sys_abort.c \
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2006-10-30 16:53:38 +01:00
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sys_cprof.c \
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2006-01-16 16:44:55 +01:00
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sys_endsig.c \
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2006-01-17 11:36:53 +01:00
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sys_eniop.c \
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2006-01-16 16:44:55 +01:00
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sys_exec.c \
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sys_exit.c \
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sys_fork.c \
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sys_getinfo.c \
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sys_getsig.c \
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sys_in.c \
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sys_int86.c \
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sys_irqctl.c \
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sys_kill.c \
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sys_memset.c \
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sys_newmap.c \
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sys_nice.c \
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sys_out.c \
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sys_physcopy.c \
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2006-07-10 14:17:16 +02:00
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sys_readbios.c \
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Merge of David's ptrace branch. Summary:
o Support for ptrace T_ATTACH/T_DETACH and T_SYSCALL
o PM signal handling logic should now work properly, even with debuggers
being present
o Asynchronous PM/VFS protocol, full IPC support for senda(), and
AMF_NOREPLY senda() flag
DETAILS
Process stop and delay call handling of PM:
o Added sys_runctl() kernel call with sys_stop() and sys_resume()
aliases, for PM to stop and resume a process
o Added exception for sending/syscall-traced processes to sys_runctl(),
and matching SIGKREADY pseudo-signal to PM
o Fixed PM signal logic to deal with requests from a process after
stopping it (so-called "delay calls"), using the SIGKREADY facility
o Fixed various PM panics due to race conditions with delay calls versus
VFS calls
o Removed special PRIO_STOP priority value
o Added SYS_LOCK RTS kernel flag, to stop an individual process from
running while modifying its process structure
Signal and debugger handling in PM:
o Fixed debugger signals being dropped if a second signal arrives when
the debugger has not retrieved the first one
o Fixed debugger signals being sent to the debugger more than once
o Fixed debugger signals unpausing process in VFS; removed PM_UNPAUSE_TR
protocol message
o Detached debugger signals from general signal logic and from being
blocked on VFS calls, meaning that even VFS can now be traced
o Fixed debugger being unable to receive more than one pending signal in
one process stop
o Fixed signal delivery being delayed needlessly when multiple signals
are pending
o Fixed wait test for tracer, which was returning for children that were
not waited for
o Removed second parallel pending call from PM to VFS for any process
o Fixed process becoming runnable between exec() and debugger trap
o Added support for notifying the debugger before the parent when a
debugged child exits
o Fixed debugger death causing child to remain stopped forever
o Fixed consistently incorrect use of _NSIG
Extensions to ptrace():
o Added T_ATTACH and T_DETACH ptrace request, to attach and detach a
debugger to and from a process
o Added T_SYSCALL ptrace request, to trace system calls
o Added T_SETOPT ptrace request, to set trace options
o Added TO_TRACEFORK trace option, to attach automatically to children
of a traced process
o Added TO_ALTEXEC trace option, to send SIGSTOP instead of SIGTRAP upon
a successful exec() of the tracee
o Extended T_GETUSER ptrace support to allow retrieving a process's priv
structure
o Removed T_STOP ptrace request again, as it does not help implementing
debuggers properly
o Added MINIX3-specific ptrace test (test42)
o Added proper manual page for ptrace(2)
Asynchronous PM/VFS interface:
o Fixed asynchronous messages not being checked when receive() is called
with an endpoint other than ANY
o Added AMF_NOREPLY senda() flag, preventing such messages from
satisfying the receive part of a sendrec()
o Added asynsend3() that takes optional flags; asynsend() is now a
#define passing in 0 as third parameter
o Made PM/VFS protocol asynchronous; reintroduced tell_fs()
o Made PM_BASE request/reply number range unique
o Hacked in a horrible temporary workaround into RS to deal with newly
revealed RS-PM-VFS race condition triangle until VFS is asynchronous
System signal handling:
o Fixed shutdown logic of device drivers; removed old SIGKSTOP signal
o Removed is-superuser check from PM's do_procstat() (aka getsigset())
o Added sigset macros to allow system processes to deal with the full
signal set, rather than just the POSIX subset
Miscellaneous PM fixes:
o Split do_getset into do_get and do_set, merging common code and making
structure clearer
o Fixed setpriority() being able to put to sleep processes using an
invalid parameter, or revive zombie processes
o Made find_proc() global; removed obsolete proc_from_pid()
o Cleanup here and there
Also included:
o Fixed false-positive boot order kernel warning
o Removed last traces of old NOTIFY_FROM code
THINGS OF POSSIBLE INTEREST
o It should now be possible to run PM at any priority, even lower than
user processes
o No assumptions are made about communication speed between PM and VFS,
although communication must be FIFO
o A debugger will now receive incoming debuggee signals at kill time
only; the process may not yet be fully stopped
o A first step has been made towards making the SYSTEM task preemptible
2009-09-30 11:57:22 +02:00
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sys_runctl.c \
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2006-06-20 10:45:04 +02:00
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sys_safecopy.c \
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2009-01-26 18:43:59 +01:00
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sys_sysctl.c \
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2006-06-23 13:54:35 +02:00
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sys_vsafecopy.c \
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2006-10-30 16:53:38 +01:00
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sys_profbuf.c \
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2006-01-16 16:44:55 +01:00
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sys_sdevio.c \
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sys_segctl.c \
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sys_setalarm.c \
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sys_sigreturn.c \
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sys_sigsend.c \
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2006-01-27 13:54:47 +01:00
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sys_privctl.c \
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2006-06-23 17:35:05 +02:00
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sys_setgrant.c \
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2006-10-30 16:53:38 +01:00
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sys_sprof.c \
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2007-08-07 14:04:29 +02:00
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sys_stime.c \
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2006-01-16 16:44:55 +01:00
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sys_times.c \
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sys_trace.c \
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sys_umap.c \
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sys_vinb.c \
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sys_vinl.c \
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sys_vinw.c \
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sys_vircopy.c \
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2008-11-19 13:26:10 +01:00
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sys_vmctl.c \
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2006-01-16 16:44:55 +01:00
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sys_voutb.c \
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sys_voutl.c \
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sys_voutw.c \
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2009-08-15 23:37:26 +02:00
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sys_vtimer.c \
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2006-07-13 16:50:23 +02:00
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taskcall.c \
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2008-11-19 13:26:10 +01:00
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ds.c \
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vm_allocmem.c \
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vm_brk.c \
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2009-09-21 16:42:58 +02:00
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vm_ctl.c \
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2008-11-19 13:26:10 +01:00
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vm_exec_newmem.c \
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vm_exit.c \
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2009-09-21 16:42:58 +02:00
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vm_notify_sig.c \
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2008-11-19 13:26:10 +01:00
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vm_fork.c \
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vm_map_phys.c \
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vm_umap.c \
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vm_push_sig.c"
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2006-01-16 16:44:55 +01:00
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TYPE=both
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